STRINGSTRING
SCNN1D SCNN1D SLC17A4 SLC17A4 SLC3A2 SLC3A2 SLC17A2 SLC17A2 EDNRB EDNRB CNNM4 CNNM4 COMMD3 COMMD3 NPPA NPPA CLCNKB CLCNKB MAGED2 MAGED2 SLC38A10 SLC38A10 GRIK3 GRIK3 MFSD2A MFSD2A SLC9A6 SLC9A6 HCN3 HCN3 ATP1A4 ATP1A4 SGK1 SGK1 ATP1B1 ATP1B1 SLC9C2 SLC9C2 SLC41A1 SLC41A1 SLC22A1 SLC22A1 KCNK1 KCNK1 ATP1A2 ATP1A2 SLC6A9 SLC6A9 SCNN1A SCNN1A CACNA1G CACNA1G ASIC4 ASIC4 STK39 STK39 SLC38A6 SLC38A6 SCN8A SCN8A SLC6A20 SLC6A20 SCNN1B SCNN1B SLC24A2 SLC24A2 SLC24A5 SLC24A5 WNK1 WNK1 SLC6A13 SLC6A13 SLC6A16 SLC6A16 ATP4B ATP4B CACNA1H CACNA1H SLC24A3 SLC24A3 SLC6A17 SLC6A17 SCN5A SCN5A SLC5A2 SLC5A2 GRIK1 GRIK1 SLC41A3 SLC41A3 PKD2L1 PKD2L1 SLC6A18 SLC6A18 SCN4B SCN4B SLC34A1 SLC34A1 SLC9A9 SLC9A9 SLC17A8 SLC17A8 EDNRA EDNRA SLC28A2 SLC28A2 KLHL3 KLHL3 KCNE3 KCNE3 SLC5A6 SLC5A6 HCN1 HCN1 SLC9C1 SLC9C1 SLC6A19 SLC6A19 SCN1A SCN1A SLC23A1 SLC23A1 GRIK5 GRIK5 SCNN1G SCNN1G SLC9A5 SLC9A5 SLC38A8 SLC38A8 ASIC3 ASIC3 SLC13A4 SLC13A4 SLC9B1 SLC9B1 SLC9A4 SLC9A4 TPCN2 TPCN2 FXYD2 FXYD2 SLC5A11 SLC5A11 ATP1B3 ATP1B3 SCN3A SCN3A CATSPER3 CATSPER3 SLC13A3 SLC13A3 SCN2B SCN2B SLC1A2 SLC1A2 SLC10A6 SLC10A6 SLC10A4 SLC10A4 SLC20A1 SLC20A1 OSR1 OSR1 SLC6A3 SLC6A3 SLC6A15 SLC6A15 SLC38A4 SLC38A4 NDUFA9 NDUFA9 SLC5A1 SLC5A1 SLC5A4 SLC5A4 PON3 PON3 SLC1A3 SLC1A3 SLC9A3 SLC9A3 SLC5A7 SLC5A7 SLC9A1 SLC9A1 SLC10A3 SLC10A3 COMMD9 COMMD9 SLC17A6 SLC17A6 ATP4A ATP4A SLC9A3R1 SLC9A3R1 SLC12A2 SLC12A2 SLC1A1 SLC1A1 HCN4 HCN4 SLC24A1 SLC24A1 SLC6A4 SLC6A4 SLC38A2 SLC38A2 SLC6A11 SLC6A11 SLC6A8 SLC6A8 TRPM4 TRPM4 SLC4A5 SLC4A5 HCN2 HCN2 NALCN NALCN ATP1B2 ATP1B2 WNK4 WNK4 SLC10A2 SLC10A2 SLC17A1 SLC17A1 PKD2 PKD2 SLC8A2 SLC8A2 SLC5A9 SLC5A9 ATP6V1B1 ATP6V1B1 SLC9A2 SLC9A2 SLC6A7 SLC6A7 ASIC1 ASIC1 ASIC2 ASIC2 SLC5A5 SLC5A5 SLC1A6 SLC1A6 SLC17A7 SLC17A7 SLC6A2 SLC6A2 ATP12A ATP12A ATP1B4 ATP1B4 SLC10A1 SLC10A1 SLC22A4 SLC22A4 SLC13A1 SLC13A1 TRPM5 TRPM5 KCNQ1 KCNQ1 SLC28A3 SLC28A3 MFSD4B MFSD4B SCN11A SCN11A SLC18A2 SLC18A2 SCN7A SCN7A SLC12A1 SLC12A1 SLC6A1 SLC6A1 SCN2A SCN2A SLC6A6 SLC6A6 SLC38A3 SLC38A3 FXYD1 FXYD1 SLC9A7 SLC9A7 SLC1A7 SLC1A7 FXYD3 FXYD3 COMMD3-BMI1 COMMD3-BMI1 SLC6A14 SLC6A14 SLC38A7 SLC38A7 SLC38A1 SLC38A1 TPCN1 TPCN1 SLC8B1 SLC8B1 SLC5A8 SLC5A8 ATP1A1 ATP1A1 ATP1A3 ATP1A3 ASIC5 ASIC5 SLC34A3 SLC34A3 GRIK4 GRIK4 SLC6A5 SLC6A5 SLC24A4 SLC24A4 SLC20A2 SLC20A2 SLC10A5 SLC10A5 SLC4A9 SLC4A9 SLC10A7 SLC10A7 SLC9A8 SLC9A8 ANO6 ANO6 SLC13A5 SLC13A5 SLC4A8 SLC4A8 SLC22A5 SLC22A5 SLC12A3 SLC12A3 SLC6A12 SLC6A12 GRIK2 GRIK2 SCN1B SCN1B SCN4A SCN4A FGF13 FGF13 SLC4A4 SLC4A4 SLC4A10 SLC4A10 SLC13A2 SLC13A2 SCN10A SCN10A CATSPER4 CATSPER4 SLC4A7 SLC4A7 SLC18A1 SLC18A1 SCN9A SCN9A SLC38A11 SLC38A11 CACNA1I CACNA1I SLC8A1 SLC8A1 TRPM2 TRPM2 SLC17A3 SLC17A3 UMOD UMOD SLC5A12 SLC5A12 SLC5A10 SLC5A10 SLC9B2 SLC9B2 SLC28A1 SLC28A1 SCN3B SCN3B SLC34A2 SLC34A2 SLC8A3 SLC8A3 SLC5A3 SLC5A3 SHROOM2 SHROOM2 SLC4A11 SLC4A11 EDN1 EDN1 SLC23A2 SLC23A2
Nodes:
Network nodes represent proteins
splice isoforms or post-translational modifications are collapsed, i.e. each node represents all the proteins produced by a single, protein-coding gene locus.
Node Color
colored nodes:
query proteins and first shell of interactors
white nodes:
second shell of interactors
Node Content
empty nodes:
proteins of unknown 3D structure
filled nodes:
a 3D structure is known or predicted
Edges:
Edges represent protein-protein associations
associations are meant to be specific and meaningful, i.e. proteins jointly contribute to a shared function; this does not necessarily mean they are physically binding to each other.
Known Interactions
from curated databases
experimentally determined
Predicted Interactions
gene neighborhood
gene fusions
gene co-occurrence
Others
textmining
co-expression
protein homology
Your Input:
SCNN1DAmiloride-sensitive sodium channel subunit delta; Sodium permeable non-voltage-sensitive ion channel inhibited by the diuretic amiloride. Mediates the electrodiffusion of the luminal sodium (and water, which follows osmotically) through the apical membrane of epithelial cells. Controls the reabsorption of sodium in kidney, colon, lung and sweat glands. Also plays a role in taste perception; Belongs to the amiloride-sensitive sodium channel (TC 1.A.6) family. SCNN1D subfamily. (802 aa)
SLC17A4Probable small intestine urate exporter; Acts as a membrane potential-dependent organic anion transporter, the transport requires a low concentration of chloride ions. May be involved in urate extrusion from the intestinal duct. May recognize hydrophilic anionic drugs such as aspirin, salicylate, and ibuprofen as substrates. Able to actively transport inorganic phosphate into cells via Na(+) cotransport (in vitro). Belongs to the major facilitator superfamily. Sodium/anion cotransporter family. (497 aa)
SLC3A24F2 cell-surface antigen heavy chain; Component of several heterodimeric amino acid transporter complexes. The precise substrate specificity depends on the other subunit in the heterodimer. The heterodimer with SLC3A2 functions as sodium-independent, high-affinity transporter that mediates uptake of large neutral amino acids such as phenylalanine, tyrosine, L-DOPA, leucine, histidine, methionine and tryptophan. The complexes with SLC7A6 and SLC7A7 mediate uptake of dibasic amino acids. The complexes function as amino acid exchangers. Required for targeting of SLC7A5 and SLC7A8 to the p [...] (631 aa)
SLC17A2Sodium-dependent phosphate transport protein 3; May be involved in actively transporting phosphate into cells via Na(+) cotransport; Belongs to the major facilitator superfamily. Sodium/anion cotransporter family. (478 aa)
EDNRBEndothelin receptor type B; Non-specific receptor for endothelin 1, 2, and 3. Mediates its action by association with G proteins that activate a phosphatidylinositol-calcium second messenger system. Belongs to the G-protein coupled receptor 1 family. Endothelin receptor subfamily. EDNRB sub-subfamily. (532 aa)
CNNM4Metal transporter CNNM4; Probable metal transporter. The interaction with the metal ion chaperone COX11 suggests that it may play a role in sensory neuron functions (By similarity). May play a role in biomineralization and retinal function. (775 aa)
COMMD3COMM domain-containing protein 3; May modulate activity of cullin-RING E3 ubiquitin ligase (CRL) complexes. May down-regulate activation of NF- kappa-B. Modulates Na(+) transport in epithelial cells by regulation of apical cell surface expression of amiloride- sensitive sodium channel (ENaC) subunits. (195 aa)
NPPAAtrial natriuretic factor; Hormone playing a key role in cardiovascular homeostasis through regulation of natriuresis, diuresis, and vasodilation. Also plays a role in female pregnancy by promoting trophoblast invasion and spiral artery remodeling in uterus. Specifically binds and stimulates the cGMP production of the NPR1 receptor. Binds the clearance receptor NPR3. (151 aa)
CLCNKBChloride channel protein ClC-Kb; Voltage-gated chloride channel. Chloride channels have several functions including the regulation of cell volume; membrane potential stabilization, signal transduction and transepithelial transport. May be important in urinary concentrating mechanisms. Belongs to the chloride channel (TC 2.A.49) family. CLCNKB subfamily. (687 aa)
MAGED2Melanoma-associated antigen D2; Regulates the expression, localization to the plasma membrane and function of the sodium chloride cotransporters SLC12A1 and SLC12A3, two key components of salt reabsorption in the distal renal tubule. (606 aa)
SLC38A10Putative sodium-coupled neutral amino acid transporter 10; Putative sodium-dependent amino acid/proton antiporter. (1119 aa)
GRIK3Glutamate receptor ionotropic, kainate 3; Receptor for glutamate that functions as ligand-gated ion channel in the central nervous system and plays an important role in excitatory synaptic transmission. L-glutamate acts as an excitatory neurotransmitter at many synapses in the central nervous system. The postsynaptic actions of Glu are mediated by a variety of receptors that are named according to their selective agonists. This receptor binds domoate > kainate >> L-glutamate = quisqualate >> AMPA = NMDA. (919 aa)
MFSD2ASodium-dependent lysophosphatidylcholine symporter 1; Sodium-dependent lysophosphatidylcholine (LPC) symporter, which plays an essential role for blood-brain barrier formation and function (By similarity). Specifically expressed in endothelium of the blood-brain barrier of micro-vessels and transports LPC into the brain (By similarity). Transport of LPC is essential because it constitutes the major mechanism by which docosahexaenoic acid (DHA), an omega-3 fatty acid that is essential for normal brain growth and cognitive function, enters the brain. Transports LPC carrying long-chain fa [...] (543 aa)
SLC9A6Sodium/hydrogen exchanger 6; Electroneutral exchange of protons for Na(+) and K(+) across the early and recycling endosome membranes. Contributes to calcium homeostasis. (701 aa)
HCN3Potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 3; Hyperpolarization-activated potassium channel. May also facilitate the permeation of sodium ions. (774 aa)
ATP1A4Sodium/potassium-transporting ATPase subunit alpha-4; This is the catalytic component of the active enzyme, which catalyzes the hydrolysis of ATP coupled with the exchange of sodium and potassium ions across the plasma membrane. This action creates the electrochemical gradient of sodium and potassium ions, providing the energy for active transport of various nutrients. Plays a role in sperm motility. (1029 aa)
SGK1Serine/threonine-protein kinase Sgk1; Serine/threonine-protein kinase which is involved in the regulation of a wide variety of ion channels, membrane transporters, cellular enzymes, transcription factors, neuronal excitability, cell growth, proliferation, survival, migration and apoptosis. Plays an important role in cellular stress response. Contributes to regulation of renal Na(+) retention, renal K(+) elimination, salt appetite, gastric acid secretion, intestinal Na(+)/H(+) exchange and nutrient transport, insulin-dependent salt sensitivity of blood pressure, salt sensitivity of peri [...] (526 aa)
ATP1B1Sodium/potassium-transporting ATPase subunit beta-1; This is the non-catalytic component of the active enzyme, which catalyzes the hydrolysis of ATP coupled with the exchange of Na(+) and K(+) ions across the plasma membrane. The beta subunit regulates, through assembly of alpha/beta heterodimers, the number of sodium pumps transported to the plasma membrane. (303 aa)
SLC9C2Sodium/hydrogen exchanger 11; Involved in pH regulation. (1124 aa)
SLC41A1Solute carrier family 41 member 1; Acts as a magnesium transporter that is responsive to magnesium balance. (513 aa)
SLC22A1Solute carrier family 22 member 1; Translocates a broad array of organic cations with various structures and molecular weights including the model compounds 1- methyl-4-phenylpyridinium (MPP), tetraethylammonium (TEA), N-1- methylnicotinamide (NMN), 4-(4-(dimethylamino)styryl)-N- methylpyridinium (ASP), the endogenous compounds choline, guanidine, histamine, epinephrine, adrenaline, noradrenaline and dopamine, and the drugs quinine, and metformin. The transport of organic cations is inhibited by a broad array of compounds like tetramethylammonium (TMA), cocaine, lidocaine, NMDA recepto [...] (554 aa)
KCNK1Potassium channel subfamily K member 1; Ion channel that contributes to passive transmembrane potassium transport and to the regulation of the resting membrane potential in brain astrocytes, but also in kidney and in other tissues. Forms dimeric channels through which potassium ions pass in accordance with their electrochemical gradient. The channel is selective for K(+) ions at physiological potassium concentrations and at neutral pH, but becomes permeable to Na(+) at subphysiological K(+) levels and upon acidification of the extracellular medium. The homodimer has very low potassium [...] (336 aa)
ATP1A2Sodium/potassium-transporting ATPase subunit alpha-2; This is the catalytic component of the active enzyme, which catalyzes the hydrolysis of ATP coupled with the exchange of sodium and potassium ions across the plasma membrane. This action creates the electrochemical gradient of sodium and potassium, providing the energy for active transport of various nutrients; Belongs to the cation transport ATPase (P-type) (TC 3.A.3) family. Type IIC subfamily. (1020 aa)
SLC6A9Sodium- and chloride-dependent glycine transporter 1; Terminates the action of glycine by its high affinity sodium- dependent reuptake into presynaptic terminals. May play a role in regulation of glycine levels in NMDA receptor-mediated neurotransmission. (706 aa)
SCNN1AAmiloride-sensitive sodium channel subunit alpha; Sodium permeable non-voltage-sensitive ion channel inhibited by the diuretic amiloride. Mediates the electrodiffusion of the luminal sodium (and water, which follows osmotically) through the apical membrane of epithelial cells. Plays an essential role in electrolyte and blood pressure homeostasis, but also in airway surface liquid homeostasis, which is important for proper clearance of mucus. Controls the reabsorption of sodium in kidney, colon, lung and eccrine sweat glands. Also plays a role in taste perception. (728 aa)
CACNA1GVoltage-dependent T-type calcium channel subunit alpha-1G; Voltage-sensitive calcium channels (VSCC) mediate the entry of calcium ions into excitable cells and are also involved in a variety of calcium-dependent processes, including muscle contraction, hormone or neurotransmitter release, gene expression, cell motility, cell division and cell death. The isoform alpha-1G gives rise to T-type calcium currents. T-type calcium channels belong to the 'low-voltage activated (LVA)' group and are strongly blocked by mibefradil. A particularity of this type of channel is an opening at quite neg [...] (2377 aa)
ASIC4Acid-sensing ion channel 4; Probable cation channel with high affinity for sodium. In vitro, has no proton-gated channel activity. (666 aa)
STK39STE20/SPS1-related proline-alanine-rich protein kinase; May act as a mediator of stress-activated signals. Mediates the inhibition of SLC4A4, SLC26A6 as well as CFTR activities by the WNK scaffolds, probably through phosphorylation. Phosphorylates RELT. Belongs to the protein kinase superfamily. STE Ser/Thr protein kinase family. STE20 subfamily. (545 aa)
SLC38A6Probable sodium-coupled neutral amino acid transporter 6; Probable sodium-dependent amino acid/proton antiporter, could be a neuronal transporter for glutamate. (521 aa)
SCN8ASodium channel protein type 8 subunit alpha; Mediates the voltage-dependent sodium ion permeability of excitable membranes. Assuming opened or closed conformations in response to the voltage difference across the membrane, the protein forms a sodium-selective channel through which Na(+) ions may pass in accordance with their electrochemical gradient. Belongs to the sodium channel (TC 1.A.1.10) family. Nav1.6/SCN8A subfamily. (1980 aa)
SLC6A20Sodium- and chloride-dependent transporter XTRP3; Mediates the calcium-dependent uptake of imino acids such as L-proline, N-methyl-L-proline and pipecolate as well as N-methylated amino acids. Involved in the transport of glycine. (592 aa)
SCNN1BAmiloride-sensitive sodium channel subunit beta; Sodium permeable non-voltage-sensitive ion channel inhibited by the diuretic amiloride. Mediates the electrodiffusion of the luminal sodium (and water, which follows osmotically) through the apical membrane of epithelial cells. Plays an essential role in electrolyte and blood pressure homeostasis, but also in airway surface liquid homeostasis, which is important for proper clearance of mucus. Controls the reabsorption of sodium in kidney, colon, lung and sweat glands. Also plays a role in taste perception; Belongs to the amiloride-sensit [...] (640 aa)
SLC24A2Sodium/potassium/calcium exchanger 2; Critical component of the visual transduction cascade, controlling the calcium concentration of outer segments during light and darkness. Light causes a rapid lowering of cytosolic free calcium in the outer segment of both retinal rod and cone photoreceptors and the light-induced lowering of calcium is caused by extrusion via this protein which plays a key role in the process of light adaptation. Transports 1 Ca(2+) and 1 K(+) in exchange for 4 Na(+). (661 aa)
SLC24A5Sodium/potassium/calcium exchanger 5; Cation exchanger involved in pigmentation, possibly by participating in ion transport in melanosomes. Predominant sodium- Calcium exchanger in melanocytes. Probably transports 1 Ca(2+) and 1 K(+) to the melanosome in exchange for 4 cytoplasmic Na(+). Belongs to the Ca(2+):cation antiporter (CaCA) (TC 2.A.19) family. SLC24A subfamily. (500 aa)
WNK1Serine/threonine-protein kinase WNK1; Serine/threonine kinase which plays an important role in the regulation of electrolyte homeostasis, cell signaling, survival, and proliferation. Acts as an activator and inhibitor of sodium-coupled chloride cotransporters and potassium-coupled chloride cotransporters respectively. Activates SCNN1A, SCNN1B, SCNN1D and SGK1. Controls sodium and chloride ion transport by inhibiting the activity of WNK4, by either phosphorylating the kinase or via an interaction between WNK4 and the autoinhibitory domain of WNK1. WNK4 regulates the activity of the thia [...] (2634 aa)
SLC6A13Sodium- and chloride-dependent GABA transporter 2; Sodium-dependent GABA and taurine transporter. In presynaptic terminals, regulates GABA signaling termination through GABA uptake. May also be involved in beta-alanine transport. (602 aa)
SLC6A16Orphan sodium- and chloride-dependent neurotransmitter transporter NTT5; Solute carrier family 6 member 16. (736 aa)
ATP4BPotassium-transporting ATPase subunit beta; Required for stabilization and maturation of the catalytic proton pump alpha subunit and may also involved in cell adhesion and establishing epithelial cell polarity. (291 aa)
CACNA1HVoltage-dependent T-type calcium channel subunit alpha-1H; Voltage-sensitive calcium channel that gives rise to T-type calcium currents. T-type calcium channels belong to the 'low-voltage activated (LVA)' group. A particularity of this type of channel is an opening at quite negative potentials, and a voltage-dependent inactivation. T-type channels serve pacemaking functions in both central neurons and cardiac nodal cells and support calcium signaling in secretory cells and vascular smooth muscle (Probable). They may also be involved in the modulation of firing patterns of neurons. In t [...] (2353 aa)
SLC24A3Sodium/potassium/calcium exchanger 3; Transports 1 Ca(2+) and 1 K(+) in exchange for 4 Na(+). (644 aa)
SLC6A17Sodium-dependent neutral amino acid transporter SLC6A17; Functions as a sodium-dependent vesicular transporter selective for proline, glycine, leucine and alanine. In contrast to other members of this neurotransmitter transporter family, does not appear to be chloride-dependent (By similarity). (727 aa)
SCN5ASodium channel protein type 5 subunit alpha; This protein mediates the voltage-dependent sodium ion permeability of excitable membranes. Assuming opened or closed conformations in response to the voltage difference across the membrane, the protein forms a sodium-selective channel through which Na(+) ions may pass in accordance with their electrochemical gradient. It is a tetrodotoxin-resistant Na(+) channel isoform. This channel is responsible for the initial upstroke of the action potential. Channel inactivation is regulated by intracellular calcium levels. Belongs to the sodium chann [...] (2016 aa)
SLC5A2Sodium/glucose cotransporter 2; Sodium-dependent glucose transporter. Has a Na(+) to glucose coupling ratio of 1:1. (672 aa)
GRIK1Glutamate receptor ionotropic, kainate 1; Ionotropic glutamate receptor. L-glutamate acts as an excitatory neurotransmitter at many synapses in the central nervous system. Binding of the excitatory neurotransmitter L-glutamate induces a conformation change, leading to the opening of the cation channel, and thereby converts the chemical signal to an electrical impulse. The receptor then desensitizes rapidly and enters a transient inactive state, characterized by the presence of bound agonist. May be involved in the transmission of light information from the retina to the hypothalamus. (949 aa)
SLC41A3Solute carrier family 41 member 3. (507 aa)
PKD2L1Polycystic kidney disease 2-like 1 protein; Pore-forming subunit of a heterotetrameric, non-selective cation channel that is permeable to Ca(2+). Pore-forming subunit of a calcium- permeant ion channel formed by PKD1L2 and PKD1L1 in primary cilia, where it controls cilium calcium concentration, but does not affect cytoplasmic calcium concentration. The channel formed by PKD1L2 and PKD1L1 in primary cilia regulates sonic hedgehog/SHH signaling and GLI2 transcription. Pore-forming subunit of a channel formed by PKD1L2 and PKD1L3 that contributes to sour taste perception in gustatory cell [...] (805 aa)
SLC6A18Inactive sodium-dependent neutral amino acid transporter B(0)AT3; Does not show neutral amino acid transporter activity. (628 aa)
SCN4BSodium channel subunit beta-4; Modulates channel gating kinetics. Causes negative shifts in the voltage dependence of activation of certain alpha sodium channels, but does not affect the voltage dependence of inactivation. Modulates the susceptibility of the sodium channel to inhibition by toxic peptides from spider, scorpion, wasp and sea anemone venom. (228 aa)
SLC34A1Sodium-dependent phosphate transport protein 2A; Involved in actively transporting phosphate into cells via Na(+) cotransport in the renal brush border membrane. Probably mediates 70-80% of the apical influx; Belongs to the SLC34A transporter family. (639 aa)
SLC9A9Sodium/hydrogen exchanger 9; May act in electroneutral exchange of protons for Na(+) across membranes. Involved in the effusion of Golgi luminal H(+) in exchange for cytosolic cations. Involved in organelle ion homeostasis by contributing to the maintenance of the unique acidic pH values of the Golgi and post-Golgi compartments in the cell. Belongs to the monovalent cation:proton antiporter 1 (CPA1) transporter (TC 2.A.36) family. (645 aa)
SLC17A8Vesicular glutamate transporter 3; Mediates the uptake of glutamate into synaptic vesicles at presynaptic nerve terminals of excitatory neural cells. May also mediate the transport of inorganic phosphate. (589 aa)
EDNRAEndothelin-1 receptor; Receptor for endothelin-1. Mediates its action by association with G proteins that activate a phosphatidylinositol-calcium second messenger system. The rank order of binding affinities for ET-A is: ET1 > ET2 >> ET3. (427 aa)
SLC28A2Sodium/nucleoside cotransporter 2; Sodium-dependent and purine-selective transporter. Exhibits the transport characteristics of the nucleoside transport system cif or N1 subtype (N1/cif) (selective for purine nucleosides and uridine). Plays a critical role in specific uptake and salvage of purine nucleosides in kidney and other tissues; Belongs to the concentrative nucleoside transporter (CNT) (TC 2.A.41) family. (658 aa)
KLHL3Kelch-like protein 3; Substrate-specific adapter of a BCR (BTB-CUL3-RBX1) E3 ubiquitin ligase complex that acts as a regulator of ion transport in the distal nephron. The BCR(KLHL3) complex acts by mediating ubiquitination of WNK4, an inhibitor of potassium channel KCNJ1, leading to WNK4 degradation. The BCR(KLHL3) complex also mediates ubiquitination and degradation of CLDN8, a tight- junction protein required for paracellular chloride transport in the kidney (By similarity). (587 aa)
KCNE3Potassium voltage-gated channel subfamily E member 3; Ancillary protein that assembles as a beta subunit with a voltage-gated potassium channel complex of pore-forming alpha subunits. Modulates the gating kinetics and enhances stability of the channel complex. Assembled with KCNB1 modulates the gating characteristics of the delayed rectifier voltage-dependent potassium channel KCNB1. Associated with KCNC4/Kv3.4 is proposed to form the subthreshold voltage-gated potassium channel in skeletal muscle and to establish the resting membrane potential (RMP) in muscle cells. Associated with KC [...] (103 aa)
SLC5A6Sodium-dependent multivitamin transporter; Transports pantothenate, biotin and lipoate in the presence of sodium; Belongs to the sodium:solute symporter (SSF) (TC 2.A.21) family. (635 aa)
HCN1Potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 1; Hyperpolarization-activated ion channel exhibiting weak selectivity for potassium over sodium ions. Contributes to the native pacemaker currents in heart (If) and in neurons (Ih). May mediate responses to sour stimuli. (890 aa)
SLC9C1Sodium/hydrogen exchanger 10; Sperm-specific sodium/hydrogen exchanger involved in intracellular pH regulation of spermatozoa. Required for sperm motility and fertility. Involved in sperm cell hyperactivation, a step needed for sperm motility which is essential late in the preparation of sperm for fertilization. Required for the expression and bicarbonate regulation of the soluble adenylyl cyclase (sAC) (By similarity). (1177 aa)
SLC6A19Sodium-dependent neutral amino acid transporter B(0)AT1; Transporter that mediates resorption of neutral amino acids across the apical membrane of renal and intestinal epithelial cells. This uptake is sodium-dependent and chloride-independent. Requires CLTRN in kidney or ACE2 in intestine for cell surface expression and amino acid transporter activity. (634 aa)
SCN1ASodium channel protein type 1 subunit alpha; Mediates the voltage-dependent sodium ion permeability of excitable membranes. Assuming opened or closed conformations in response to the voltage difference across the membrane, the protein forms a sodium-selective channel through which Na(+) ions may pass in accordance with their electrochemical gradient. Plays a key role in brain, probably by regulating the moment when neurotransmitters are released in neurons. Involved in sensory perception of mechanical pain: activation in somatosensory neurons induces pain without neurogenic inflammatio [...] (2009 aa)
SLC23A1Solute carrier family 23 member 1; Sodium/ascorbate cotransporter. Mediates electrogenic uptake of vitamin C, with a stoichiometry of 2 Na(+) for each ascorbate; Belongs to the xanthine/uracil permease family. Nucleobase:cation symporter-2 (NCS2) (TC 2.A.40) subfamily. (602 aa)
GRIK5Glutamate receptor ionotropic, kainate 5; Receptor for glutamate. L-glutamate acts as an excitatory neurotransmitter at many synapses in the central nervous system. The postsynaptic actions of Glu are mediated by a variety of receptors that are named according to their selective agonists. This receptor binds kainate > quisqualate > domoate > L-glutamate >> AMPA >> NMDA = 1S,3R- ACPD; Belongs to the glutamate-gated ion channel (TC 1.A.10.1) family. GRIK5 subfamily. (981 aa)
SCNN1GAmiloride-sensitive sodium channel subunit gamma; Sodium permeable non-voltage-sensitive ion channel inhibited by the diuretic amiloride. Mediates the electrodiffusion of the luminal sodium (and water, which follows osmotically) through the apical membrane of epithelial cells. Plays an essential role in electrolyte and blood pressure homeostasis, but also in airway surface liquid homeostasis, which is important for proper clearance of mucus. Controls the reabsorption of sodium in kidney, colon, lung and sweat glands. Also plays a role in taste perception. (649 aa)
SLC9A5Sodium/hydrogen exchanger 5; Involved in pH regulation to eliminate acids generated by active metabolism or to counter adverse environmental conditions. Major proton extruding system driven by the inward sodium ion chemical gradient. Plays an important role in signal transduction (By similarity). (896 aa)
SLC38A8Putative sodium-coupled neutral amino acid transporter 8; Putative sodium-dependent amino acid/proton antiporter. Belongs to the amino acid/polyamine transporter 2 family. (435 aa)
ASIC3Acid-sensing ion channel 3; Cation channel with high affinity for sodium, which is gated by extracellular protons and inhibited by the diuretic amiloride. Generates a biphasic current with a fast inactivating and a slow sustained phase. In sensory neurons is proposed to mediate the pain induced by acidosis that occurs in ischemic, damaged or inflamed tissue. May be involved in hyperalgesia. May play a role in mechanoreception. Heteromeric channel assembly seems to modulate channel properties. (549 aa)
SLC13A4Solute carrier family 13 member 4; Sodium/sulfate cotransporter that mediates sulfate reabsorption in the high endothelial venules (HEV). (626 aa)
SLC9B1Sodium/hydrogen exchanger 9B1; Sperm-specific Na(+)/H(+) exchanger involved in intracellular pH regulation of spermatozoa. Involved in sperm motility and fertility. Belongs to the monovalent cation:proton antiporter 1 (CPA1) transporter (TC 2.A.36) family. (515 aa)
SLC9A4Sodium/hydrogen exchanger 4; Involved in pH regulation to eliminate acids generated by active metabolism or to counter adverse environmental conditions. Major proton extruding system driven by the inward sodium ion chemical gradient. Plays an important role in signal transduction. May play a specialized role in the kidney in rectifying cell volume in response to extreme fluctuations of hyperosmolar-stimulated cell shrinkage. Is relatively amiloride and ethylisopropylamiloride (EIPA) insensitive. Can be activated under conditions of hyperosmolar-induced cell shrinkage in a sustained int [...] (798 aa)
TPCN2Two pore calcium channel protein 2; Nicotinic acid adenine dinucleotide phosphate (NAADP) receptor that may function as one of the major voltage-gated Ca(2+) channels (VDCC) across the lysosomal membrane. May be involved in smooth muscle contraction; Belongs to the calcium channel alpha-1 subunit (TC 1.A.1.11) family. Two pore calcium channel subfamily. (752 aa)
FXYD2Sodium/potassium-transporting ATPase subunit gamma; May be involved in forming the receptor site for cardiac glycoside binding or may modulate the transport function of the sodium ATPase; Belongs to the FXYD family. (66 aa)
SLC5A11Sodium/myo-inositol cotransporter 2; Involved in the sodium-dependent cotransport of myo-inositol (MI) with a Na(+):MI stoichiometry of 2:1. Exclusively responsible for apical MI transport and absorption in intestine. Also can transport D- chiro-inositol (DCI) but not L-fructose. Exhibits stereospecific cotransport of both D-glucose and D-xylose. May induce apoptosis through the TNF-alpha, PDCD1 pathway. May play a role in the regulation of MI concentration in serum, involving reabsorption in at least the proximal tubule of the kidney; Belongs to the sodium:solute symporter (SSF) (TC 2 [...] (675 aa)
ATP1B3Sodium/potassium-transporting ATPase subunit beta-3; This is the non-catalytic component of the active enzyme, which catalyzes the hydrolysis of ATP coupled with the exchange of Na(+) and K(+) ions across the plasma membrane. The exact function of the beta-3 subunit is not known. (279 aa)
SCN3ASodium channel protein type 3 subunit alpha; Mediates the voltage-dependent sodium ion permeability of excitable membranes. Assuming opened or closed conformations in response to the voltage difference across the membrane, forms a sodium- selective channel through which Na(+) ions may pass in accordance with their electrochemical gradient. May contribute to the regulation of serotonin/5- hydroxytryptamine release by enterochromaffin cells (By similarity). In pancreatic endocrine cells, required for both glucagon and glucose- induced insulin secretion (By similarity). Belongs to the sod [...] (2000 aa)
CATSPER3Cation channel sperm-associated protein 3; Voltage-gated calcium channel that plays a central role in calcium-dependent physiological responses essential for successful fertilization, such as sperm hyperactivation, acrosome reaction and chemotaxis towards the oocyte. (398 aa)
SLC13A3Solute carrier family 13 member 3; High-affinity sodium-dicarboxylate cotransporter that accepts a range of substrates with 4-6 carbon atoms, including succinate, alpha-ketoglutarate and N-acetylaspartate. The stoichiometry is probably 3 Na(+) for 1 divalent succinate. (602 aa)
SCN2BSodium channel subunit beta-2; Crucial in the assembly, expression, and functional modulation of the heterotrimeric complex of the sodium channel. The subunit beta-2 causes an increase in the plasma membrane surface area and in its folding into microvilli. Interacts with TNR may play a crucial role in clustering and regulation of activity of sodium channels at nodes of Ranvier (By similarity); Belongs to the sodium channel auxiliary subunit SCN2B (TC 8.A.17) family. (215 aa)
SLC1A2Excitatory amino acid transporter 2; Sodium-dependent, high-affinity amino acid transporter that mediates the uptake of L-glutamate and also L-aspartate and D-aspartate. Functions as a symporter that transports one amino acid molecule together with two or three Na(+) ions and one proton, in parallel with the counter-transport of one K(+) ion. Mediates Cl(-) flux that is not coupled to amino acid transport; this avoids the accumulation of negative charges due to aspartate and Na(+) symport. Essential for the rapid removal of released glutamate from the synaptic cleft, and for terminatin [...] (574 aa)
SLC10A6Solute carrier family 10 member 6; Transports sulfoconjugated steroid hormones, as well as taurolithocholic acid-3-sulfate and sulfoconjugated pyrenes in a sodium-dependent manner; Belongs to the bile acid:sodium symporter (BASS) (TC 2.A.28) family. (377 aa)
SLC10A4Sodium/bile acid cotransporter 4; Transporter for bile acids; Belongs to the bile acid:sodium symporter (BASS) (TC 2.A.28) family. (437 aa)
SLC20A1Sodium-dependent phosphate transporter 1; Sodium-phosphate symporter which plays a fundamental housekeeping role in phosphate transport, such as absorbing phosphate from interstitial fluid for normal cellular functions such as cellular metabolism, signal transduction, and nucleic acid and lipid synthesis. May play a role in extracellular matrix and cartilage calcification as well as in vascular calcification. (679 aa)
OSR1Protein odd-skipped-related 1; Transcription factor that plays a role in the regulation of embryonic heart and urogenital development. (266 aa)
SLC6A3Sodium-dependent dopamine transporter; Amine transporter. Terminates the action of dopamine by its high affinity sodium-dependent reuptake into presynaptic terminals. (620 aa)
SLC6A15Sodium-dependent neutral amino acid transporter B(0)AT2; Functions as a sodium-dependent neutral amino acid transporter. Exhibits preference for the branched-chain amino acids, particularly leucine, valine and isoleucine and methionine. Mediates the saturable, pH-sensitive and electrogenic cotransport of proline and sodium ions with a stoichiometry of 1:1. May have a role as transporter for neurotransmitter precursors into neurons. In contrast to other members of the neurotransmitter transporter family, does not appear to be chloride-dependent. (730 aa)
SLC38A4Sodium-coupled neutral amino acid transporter 4; Sodium-dependent amino acid transporter. Mediates electrogenic symport of neutral amino acids and sodium ions. Has a broad specificity, with a preference for Ala, followed by His, Cys, Asn, Ser, Gly, Val, Thr, Gln and Met. May mediate sodium-independent transport of cationic amino acids, such as Arg and Lys. Amino acid uptake is pH-dependent, with low transport activities at pH 6.5, intermediate at pH 7.0 and highest between pH 7.5 and 8.5. (547 aa)
NDUFA9NADH dehydrogenase [ubiquinone] 1 alpha subcomplex subunit 9, mitochondrial; Accessory subunit of the mitochondrial membrane respiratory chain NADH dehydrogenase (Complex I), that is believed not to be involved in catalysis. Required for proper complex I assembly. Complex I functions in the transfer of electrons from NADH to the respiratory chain. The immediate electron acceptor for the enzyme is believed to be ubiquinone. (377 aa)
SLC5A1Sodium/glucose cotransporter 1; Actively transports glucose into cells by Na(+) cotransport with a Na(+) to glucose coupling ratio of 2:1. Efficient substrate transport in mammalian kidney is provided by the concerted action of a low affinity high capacity and a high affinity low capacity Na(+)/glucose cotransporter arranged in series along kidney proximal tubules. (664 aa)
SLC5A4Solute carrier family 5 member 4; Has electrogenic activity in response to glucose, and may function as a glucose sensor. Mediates influx of sodium ions into the cell but does not transport sugars. Also potently activated by imino sugars such as deoxynojirimycin (DNJ). Belongs to the sodium:solute symporter (SSF) (TC 2.A.21) family. (659 aa)
PON3Serum paraoxonase/lactonase 3; Has low activity towards the organophosphate paraxon and aromatic carboxylic acid esters. Rapidly hydrolyzes lactones such as statin prodrugs (e.g. lovastatin). Hydrolyzes aromatic lactones and 5- or 6-member ring lactones with aliphatic substituents but not simple lactones or those with polar substituents. Belongs to the paraoxonase family. (354 aa)
SLC1A3Excitatory amino acid transporter 1; Sodium-dependent, high-affinity amino acid transporter that mediates the uptake of L-glutamate and also L-aspartate and D-aspartate. Functions as a symporter that transports one amino acid molecule together with two or three Na(+) ions and one proton, in parallel with the counter-transport of one K(+) ion. Mediates Cl(-) flux that is not coupled to amino acid transport; this avoids the accumulation of negative charges due to aspartate and Na(+) symport. Plays a redundant role in the rapid removal of released glutamate from the synaptic cleft, which [...] (542 aa)
SLC9A3Sodium/hydrogen exchanger 3; Involved in pH regulation to eliminate acids generated by active metabolism or to counter adverse environmental conditions. Major proton extruding system driven by the inward sodium ion chemical gradient. Plays an important role in signal transduction. (834 aa)
SLC5A7High affinity choline transporter 1; Transmembrane transporter that imports choline from the extracellular space into the neuron with high affinity. Choline uptake is the rate-limiting step in acetylcholine synthesis. Sodium ion- and chloride ion-dependent; Belongs to the sodium:solute symporter (SSF) (TC 2.A.21) family. (580 aa)
SLC9A1Sodium/hydrogen exchanger 1; Involved in pH regulation to eliminate acids generated by active metabolism or to counter adverse environmental conditions. Major proton extruding system driven by the inward sodium ion chemical gradient. Plays an important role in signal transduction. (815 aa)
SLC10A3P3 protein; The ubiquitous expression and the conservation of the sequence in distant animal species suggest that the gene codes for a protein with housekeeping functions. (477 aa)
COMMD9COMM domain-containing protein 9; May modulate activity of cullin-RING E3 ubiquitin ligase (CRL) complexes. May down-regulate activation of NF- kappa-B. Modulates Na(+) transport in epithelial cells by regulation of apical cell surface expression of amiloride- sensitive sodium channel (ENaC) subunits. (198 aa)
SLC17A6Vesicular glutamate transporter 2; Mediates the uptake of glutamate into synaptic vesicles at presynaptic nerve terminals of excitatory neural cells. May also mediate the transport of inorganic phosphate. Belongs to the major facilitator superfamily. Sodium/anion cotransporter family. VGLUT subfamily. (582 aa)
ATP4APotassium-transporting ATPase alpha chain 1; Catalyzes the hydrolysis of ATP coupled with the exchange of H(+) and K(+) ions across the plasma membrane. Responsible for acid production in the stomach. (1035 aa)
SLC9A3R1Na(+)/H(+) exchange regulatory cofactor NHE-RF1; Scaffold protein that connects plasma membrane proteins with members of the ezrin/moesin/radixin family and thereby helps to link them to the actin cytoskeleton and to regulate their surface expression. Necessary for recycling of internalized ADRB2. Was first known to play a role in the regulation of the activity and subcellular location of SLC9A3. Necessary for cAMP-mediated phosphorylation and inhibition of SLC9A3. May enhance Wnt signaling. May participate in HTR4 targeting to microvilli (By similarity). Involved in the regulation of [...] (358 aa)
SLC12A2Solute carrier family 12 member 2; Electrically silent transporter system. Mediates sodium and chloride reabsorption. Plays a vital role in the regulation of ionic balance and cell volume; Belongs to the SLC12A transporter family. (1212 aa)
SLC1A1Excitatory amino acid transporter 3; Sodium-dependent, high-affinity amino acid transporter that mediates the uptake of L-glutamate and also L-aspartate and D-aspartate. Can also transport L-cysteine. Functions as a symporter that transports one amino acid molecule together with two or three Na(+) ions and one proton, in parallel with the counter-transport of one K(+) ion. Mediates Cl(-) flux that is not coupled to amino acid transport; this avoids the accumulation of negative charges due to aspartate and Na(+) symport. Plays an important role in L-glutamate and L-aspartate reabsorptio [...] (524 aa)
HCN4Potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 4; Hyperpolarization-activated ion channel with very slow activation and inactivation exhibiting weak selectivity for potassium over sodium ions. Contributes to the native pacemaker currents in heart (If) that regulate the rhythm of heart beat. May contribute to the native pacemaker currents in neurons (Ih). May mediate responses to sour stimuli. (1203 aa)
SLC24A1Sodium/potassium/calcium exchanger 1; Critical component of the visual transduction cascade, controlling the calcium concentration of outer segments during light and darkness. Light causes a rapid lowering of cytosolic free calcium in the outer segment of both retinal rod and cone photoreceptors and the light-induced lowering of calcium is caused by extrusion via this protein which plays a key role in the process of light adaptation. Transports 1 Ca(2+) and 1 K(+) in exchange for 4 Na(+). (1099 aa)
SLC6A4Sodium-dependent serotonin transporter; Serotonin transporter whose primary function in the central nervous system involves the regulation of serotonergic signaling via transport of serotonin molecules from the synaptic cleft back into the pre-synaptic terminal for re-utilization. Plays a key role in mediating regulation of the availability of serotonin to other receptors of serotonergic systems. Terminates the action of serotonin and recycles it in a sodium-dependent manner. (630 aa)
SLC38A2Sodium-coupled neutral amino acid transporter 2; Functions as a sodium-dependent amino acid transporter. Mediates the saturable, pH-sensitive and electrogenic cotransport of neutral amino acids and sodium ions with a stoichiometry of 1:1. May function in the transport of amino acids at the blood-brain barrier and in the supply of maternal nutrients to the fetus through the placenta. (506 aa)
SLC6A11Sodium- and chloride-dependent GABA transporter 3; Terminates the action of GABA by its high affinity sodium- dependent reuptake into presynaptic terminals; Belongs to the sodium:neurotransmitter symporter (SNF) (TC 2.A.22) family. SLC6A11 subfamily. (632 aa)
SLC6A8Sodium- and chloride-dependent creatine transporter 1; Required for the uptake of creatine in muscles and brain. (635 aa)
TRPM4Transient receptor potential cation channel subfamily M member 4; Calcium-activated non selective (CAN) cation channel that mediates membrane depolarization. While it is activated by increase in intracellular Ca(2+), it is impermeable to it. Mediates transport of monovalent cations (Na(+) > K(+) > Cs(+) > Li(+)), leading to depolarize the membrane. It thereby plays a central role in cadiomyocytes, neurons from entorhinal cortex, dorsal root and vomeronasal neurons, endocrine pancreas cells, kidney epithelial cells, cochlea hair cells etc. Participates in T-cell activation by modulating [...] (1214 aa)
SLC4A5Electrogenic sodium bicarbonate cotransporter 4; Mediates sodium- and bicarbonate-dependent electrogenic sodium bicarbonate cotransport, with a Na(+):HCO3(-) stoichiometry of 2:1. May have a housekeeping function in regulating the pH of tissues in which it is expressed. May play a role in mediating Na(+):HCO3(-) cotransport in hepatocytes and intrahepatic cholangiocytes. Also may be important in protecting the renal paranchyma from alterations in urine pH; Belongs to the anion exchanger (TC 2.A.31) family. (1137 aa)
HCN2Potassium/sodium hyperpolarization-activated cyclic nucleotide-gated channel 2; Hyperpolarization-activated ion channel exhibiting weak selectivity for potassium over sodium ions. Contributes to the native pacemaker currents in heart (If) and in neurons (Ih). Can also transport ammonium in the distal nephron. Produces a large instantaneous current. Modulated by intracellular chloride ions and pH; acidic pH shifts the activation to more negative voltages (By similarity). (889 aa)
NALCNSodium leak channel non-selective protein; Voltage-independent, cation-nonselective channel which is permeable to sodium, potassium and calcium ions. Regulates the resting membrane potential and controls neuronal excitability. Neuropeptides such as neurotensin and substance P (SP) stimulate the firing of action potentials by activating NALCN through a SRC family kinases-dependent pathway. In addition to its baseline activity, NALCN activity is enhanced/modulated by several GPCRs. Required for normal respiratory rhythm and neonatal survival. Involved in systemic osmoregulation by contro [...] (1738 aa)
ATP1B2Sodium/potassium-transporting ATPase subunit beta-2; This is the non-catalytic component of the active enzyme, which catalyzes the hydrolysis of ATP coupled with the exchange of Na(+) and K(+) ions across the plasma membrane. The exact function of the beta-2 subunit is not known. (290 aa)
WNK4Serine/threonine-protein kinase WNK4; Serine/threonine kinase which plays an important role in the regulation of electrolyte homeostasis, cell signaling, survival and proliferation. Acts as an activator and inhibitor of sodium-coupled chloride cotransporters and potassium-coupled chloride cotransporters respectively. Activates SCNN1A, SCNN1B, SCNN1D, SGK1, TRPV5 and TRPV6. Regulates the activity of the thiazide-sensitive Na-Cl cotransporter, SLC12A3, by phosphorylation which appears to prevent membrane trafficking of SLC12A3. Also inhibits the renal K(+) channel, KCNJ1, via a kinase-in [...] (1243 aa)
SLC10A2Ileal sodium/bile acid cotransporter; Plays a critical role in the sodium-dependent reabsorption of bile acids from the lumen of the small intestine. Plays a key role in cholesterol metabolism; Belongs to the bile acid:sodium symporter (BASS) (TC 2.A.28) family. (348 aa)
SLC17A1Sodium-dependent phosphate transport protein 1; Important for the resorption of phosphate by the kidney. May be involved in actively transporting phosphate into cells via Na(+) cotransport in the renal brush border membrane. Plays a role in urate transport in the kidney. (467 aa)
PKD2Polycystin-2; Component of a heteromeric calcium-permeable ion channel formed by PKD1 and PKD2 that is activated by interaction between PKD1 and a Wnt family member, such as WNT3A and WNT9B. Can also form a functional, homotetrameric ion channel. Functions as a cation channel involved in fluid-flow mechanosensation by the primary cilium in renal epithelium. Functions as outward-rectifying K(+) channel, but is also permeable to Ca(2+), and to a much lesser degree also to Na(+). May contribute to the release of Ca(2+) stores from the endoplasmic reticulum. Together with TRPV4, forms mech [...] (968 aa)
SLC8A2Sodium/calcium exchanger 2; Mediates the electrogenic exchange of Ca(2+) against Na(+) ions across the cell membrane, and thereby contributes to the regulation of cytoplasmic Ca(2+) levels and Ca(2+)-dependent cellular processes. Contributes to cellular Ca(2+) homeostasis in excitable cells. Contributes to the rapid decrease of cytoplasmic Ca(2+) levels back to baseline after neuronal activation, and thereby contributes to modulate synaptic plasticity, learning and memory. Plays a role in regulating urinary Ca(2+) and Na(+) excretion. Belongs to the Ca(2+):cation antiporter (CaCA) (TC [...] (921 aa)
SLC5A9Sodium/glucose cotransporter 4; Involved in sodium-dependent transport of D-mannose, D- glucose and D-fructose; Belongs to the sodium:solute symporter (SSF) (TC 2.A.21) family. (706 aa)
ATP6V1B1V-type proton ATPase subunit B, kidney isoform; Non-catalytic subunit of the peripheral V1 complex of vacuolar ATPase. V-ATPase is responsible for acidifying a variety of intracellular compartments in eukaryotic cells; Belongs to the ATPase alpha/beta chains family. (513 aa)
SLC9A2Sodium/hydrogen exchanger 2; Involved in pH regulation to eliminate acids generated by active metabolism or to counter adverse environmental conditions. Major proton extruding system driven by the inward sodium ion chemical gradient. Seems to play an important role in colonic sodium absorption. (812 aa)
SLC6A7Sodium-dependent proline transporter; Terminates the action of proline by its high affinity sodium- dependent reuptake into presynaptic terminals. (636 aa)
ASIC1Acid-sensing ion channel 1; Isoform 2 and isoform 3 function as proton-gated sodium channels; they are activated by a drop of the extracellular pH and then become rapidly desensitized. The channel generates a biphasic current with a fast inactivating and a slow sustained phase. Has high selectivity for sodium ions and can also transport lithium ions with high efficiency. Isoform 2 can also transport potassium, but with lower efficiency. It is nearly impermeable to the larger rubidium and cesium ions. Isoform 3 can also transport calcium ions. Mediates glutamate- independent Ca(2+) entr [...] (574 aa)
ASIC2Acid-sensing ion channel 2; Cation channel with high affinity for sodium, which is gated by extracellular protons and inhibited by the diuretic amiloride. Also permeable for Li(+) and K(+). Generates a biphasic current with a fast inactivating and a slow sustained phase. Heteromeric channel assembly seems to modulate. (563 aa)
SLC5A5Sodium/iodide cotransporter; Mediates iodide uptake in the thyroid gland; Belongs to the sodium:solute symporter (SSF) (TC 2.A.21) family. (643 aa)
SLC1A6Excitatory amino acid transporter 4; Sodium-dependent, high-affinity amino acid transporter that mediates the uptake of L-glutamate and also L-aspartate and D-aspartate. Functions as a symporter that transports one amino acid molecule together with two or three Na(+) ions and one proton, in parallel with the counter-transport of one K(+) ion. Mediates Cl(-) flux that is not coupled to amino acid transport; this avoids the accumulation of negative charges due to aspartate and Na(+) symport (By similarity). Plays a redundant role in the rapid removal of released glutamate from the synapt [...] (564 aa)
SLC17A7Vesicular glutamate transporter 1; Mediates the uptake of glutamate into synaptic vesicles at presynaptic nerve terminals of excitatory neural cells. May also mediate the transport of inorganic phosphate. (560 aa)
SLC6A2Sodium-dependent noradrenaline transporter; Amine transporter. Terminates the action of noradrenaline by its high affinity sodium-dependent reuptake into presynaptic terminals. Belongs to the sodium:neurotransmitter symporter (SNF) (TC 2.A.22) family. SLC6A2 subfamily. (628 aa)
ATP12APotassium-transporting ATPase alpha chain 2; Catalyzes the hydrolysis of ATP coupled with the exchange of H(+) and K(+) ions across the plasma membrane. Responsible for potassium absorption in various tissues; Belongs to the cation transport ATPase (P-type) (TC 3.A.3) family. Type IIC subfamily. (1045 aa)
ATP1B4Protein ATP1B4; May act as a transcriptional coregulator during muscle development through its interaction with SNW1. Has lost its ancestral function as a Na,K-ATPase beta-subunit; Belongs to the X(+)/potassium ATPases subunit beta family. (357 aa)
SLC10A1Sodium/bile acid cotransporter; The hepatic sodium/bile acid uptake system exhibits broad substrate specificity and transports various non-bile acid organic compounds as well. It is strictly dependent on the extracellular presence of sodium; Belongs to the bile acid:sodium symporter (BASS) (TC 2.A.28) family. (349 aa)
SLC22A4Solute carrier family 22 member 4; Sodium-ion dependent, low affinity carnitine transporter. Probably transports one sodium ion with one molecule of carnitine. Also transports organic cations such as tetraethylammonium (TEA) without the involvement of sodium. Relative uptake activity ratio of carnitine to TEA is 1.78. A key substrate of this transporter seems to be ergothioneine (ET). (551 aa)
SLC13A1Solute carrier family 13 member 1; Sodium/sulfate cotransporter that mediates sulfate reabsorption in the kidney; Belongs to the SLC13A/DASS transporter (TC 2.A.47) family. NADC subfamily. (595 aa)
TRPM5Transient receptor potential cation channel subfamily M member 5; Voltage-modulated Ca(2+)-activated, monovalent cation channel (VCAM) that mediates a transient membrane depolarization and plays a central role in taste transduction. Monovalent-specific, non-selective cation channel that mediates the transport of Na(+), K(+) and Cs(+) ions equally well. Activated directly by increases in intracellular Ca(2+), but is impermeable to it. Gating is voltage-dependent and displays rapid activation and deactivation kinetics upon channel stimulation even during sustained elevations in Ca(2+). A [...] (1165 aa)
KCNQ1Potassium voltage-gated channel subfamily KQT member 1; Potassium channel that plays an important role in a number of tissues, including heart, inner ear, stomach and colon (By similarity). Associates with KCNE beta subunits that modulates current kinetics (By similarity). Induces a voltage-dependent by rapidly activating and slowly deactivating potassium-selective outward current (By similarity). Promotes also a delayed voltage activated potassium current showing outward rectification characteristic (By similarity). During beta-adrenergic receptor stimulation participates in cardiac r [...] (676 aa)
SLC28A3Solute carrier family 28 member 3; Sodium-dependent, pyrimidine- and purine-selective. Involved in the homeostasis of endogenous nucleosides. Exhibits the transport characteristics of the nucleoside transport system cib or N3 subtype (N3/cib) (with marked transport of both thymidine and inosine). Employs a 2:1 sodium/nucleoside ratio. Also able to transport gemcitabine, 3'- azido-3'-deoxythymidine (AZT), ribavirin and 3-deazauridine. Belongs to the concentrative nucleoside transporter (CNT) (TC 2.A.41) family. (691 aa)
MFSD4BSodium-dependent glucose transporter 1; May function as a sodium-dependent glucose transporter. Potential channels for urea in the inner medulla of kidney. Belongs to the major facilitator superfamily. (518 aa)
SCN11ASodium channel protein type 11 subunit alpha; This protein mediates the voltage-dependent sodium ion permeability of excitable membranes. Assuming opened or closed conformations in response to the voltage difference across the membrane, the protein forms a sodium-selective channel through which sodium ions may pass in accordance with their electrochemical gradient. It is a tetrodotoxin-resistant sodium channel isoform. Also involved, with the contribution of the receptor tyrosine kinase NTRK2, in rapid BDNF-evoked neuronal depolarization. (1791 aa)
SLC18A2Synaptic vesicular amine transporter; Involved in the ATP-dependent vesicular transport of biogenic amine neurotransmitters. Pumps cytosolic monoamines including dopamine, norepinephrine, serotonin, and histamine into synaptic vesicles. Requisite for vesicular amine storage prior to secretion via exocytosis. (514 aa)
SCN7ASodium channel protein type 7 subunit alpha; Mediates the voltage-dependent sodium ion permeability of excitable membranes. Assuming opened or closed conformations in response to the voltage difference across the membrane, the protein forms a sodium-selective channel through which Na(+) ions may pass in accordance with their electrochemical gradient. (1682 aa)
SLC12A1Solute carrier family 12 member 1; Renal sodium, potassium and chloride ion cotransporter that mediates the transepithelial NaCl reabsorption in the thick ascending limb and plays an essential role in the urinary concentration and volume regulation. Electrically silent transporter system. (1099 aa)
SLC6A1Sodium- and chloride-dependent GABA transporter 1; Terminates the action of GABA by its high affinity sodium- dependent reuptake into presynaptic terminals. (599 aa)
SCN2ASodium channel protein type 2 subunit alpha; Mediates the voltage-dependent sodium ion permeability of excitable membranes. Assuming opened or closed conformations in response to the voltage difference across the membrane, the protein forms a sodium-selective channel through which Na(+) ions may pass in accordance with their electrochemical gradient. Implicated in the regulation of hippocampal replay occurring within sharp wave ripples (SPW-R) important for memory (By similarity). Belongs to the sodium channel (TC 1.A.1.10) family. Nav1.2/SCN2A subfamily. (2005 aa)
SLC6A6Sodium- and chloride-dependent taurine transporter; Sodium-dependent taurine and beta-alanine transporter. Chloride ions are necessary for optimal uptake. (721 aa)
SLC38A3Sodium-coupled neutral amino acid transporter 3; Sodium-dependent amino acid/proton antiporter. Mediates electrogenic cotransport of glutamine and sodium ions in exchange for protons. Also recognizes histidine, asparagine and alanine. May mediate amino acid transport in either direction under physiological conditions. May play a role in nitrogen metabolism and synaptic transmission; Belongs to the amino acid/polyamine transporter 2 family. (504 aa)
FXYD1Phospholemman; Associates with and regulates the activity of the sodium/potassium-transporting ATPase (NKA) which transports Na(+) out of the cell and K(+) into the cell. Inhibits NKA activity in its unphosphorylated state and stimulates activity when phosphorylated. Reduces glutathionylation of the NKA beta-1 subunit ATP1B1, thus reversing glutathionylation-mediated inhibition of ATP1B1. Contributes to female sexual development by maintaining the excitability of neurons which secrete gonadotropin-releasing hormone. (92 aa)
SLC9A7Sodium/hydrogen exchanger 7; Mediates electroneutral exchange of protons for Na(+) and K(+) across endomembranes. May contribute to the regulation of Golgi apparatus volume and pH. (726 aa)
SLC1A7Excitatory amino acid transporter 5; Transports L-glutamate; the L-glutamate uptake is sodium- and voltage-dependent and chloride-independent. Its associated chloride conductance may participate in visual processing. (619 aa)
FXYD3FXYD domain-containing ion transport regulator 3; Associates with and regulates the activity of the sodium/potassium-transporting ATPase (NKA) which transports Na(+) out of the cell and K(+) into the cell. Reduces glutathionylation of the NKA beta-1 subunit ATP1B1, thus reversing glutathionylation-mediated inhibition of ATP1B1. Induces a hyperpolarization-activated chloride current when expressed in Xenopus oocytes. [Isoform 2]: Decreases the apparent K+ affinity of the sodium/potassium-transporting ATPase only at slightly negative and positive membrane potentials and increases the app [...] (144 aa)
COMMD3-BMI1COMMD3-BMI1 readthrough. (469 aa)
SLC6A14Sodium- and chloride-dependent neutral and basic amino acid transporter B(0+); Mediates the uptake of a broad range of neutral and cationic amino acids (with the exception of proline) in a Na(+)/Cl(-)-dependent manner. (642 aa)
SLC38A7Putative sodium-coupled neutral amino acid transporter 7; Mediates sodium-dependent transport of amino acids, preferentially L-glutamine; Belongs to the amino acid/polyamine transporter 2 family. (462 aa)
SLC38A1Sodium-coupled neutral amino acid transporter 1; Functions as a sodium-dependent amino acid transporter. Mediates the saturable, pH-sensitive and electrogenic cotransport of glutamine and sodium ions with a stoichiometry of 1:1. May also transport small zwitterionic and aliphatic amino acids with a lower affinity. May supply glutamatergic and GABAergic neurons with glutamine which is required for the synthesis of the neurotransmitters glutamate and GABA. (503 aa)
TPCN1Two pore calcium channel protein 1; Nicotinic acid adenine dinucleotide phosphate (NAADP) receptor that may function as one of the major voltage-gated Ca(2+) channels (VDCC) across the lysosomal and endosomal membrane. (888 aa)
SLC8B1Mitochondrial sodium/calcium exchanger protein; Mitochondrial sodium/calcium antiporter that mediates sodium- dependent calcium efflux from mitochondrion, by mediating the exchange of 3 sodium ions per 1 calcium ion. Plays a central role in mitochondrial calcium homeostasis by mediating mitochondrial calcium extrusion: calcium efflux is essential for mitochondrial function and cell survival, notably in cardiomyocytes (By similarity). Regulates rates of glucose-dependent insulin secretion in pancreatic beta-cells during the first phase of insulin secretion: acts by mediating efflux of c [...] (584 aa)
SLC5A8Sodium-coupled monocarboxylate transporter 1; Acts as an electrogenic sodium (Na(+)) and chloride (Cl-)- dependent sodium-coupled solute transporter, including transport of monocarboxylates (short-chain fatty acids including L-lactate, D- lactate, pyruvate, acetate, propionate, valerate and butyrate), lactate, mocarboxylate drugs (nicotinate, benzoate, salicylate and 5- aminosalicylate) and ketone bodies (beta-D-hydroxybutyrate, acetoacetate and alpha-ketoisocaproate), with a Na(+):substrate stoichiometry of between 4:1 and 2:1. Catalyzes passive carrier mediated diffusion of iodide. M [...] (610 aa)
ATP1A1Sodium/potassium-transporting ATPase subunit alpha-1; This is the catalytic component of the active enzyme, which catalyzes the hydrolysis of ATP coupled with the exchange of sodium and potassium ions across the plasma membrane. This action creates the electrochemical gradient of sodium and potassium ions, providing the energy for active transport of various nutrients. Belongs to the cation transport ATPase (P-type) (TC 3.A.3) family. Type IIC subfamily. (1023 aa)
ATP1A3Sodium/potassium-transporting ATPase subunit alpha-3; This is the catalytic component of the active enzyme, which catalyzes the hydrolysis of ATP coupled with the exchange of sodium and potassium ions across the plasma membrane. This action creates the electrochemical gradient of sodium and potassium ions, providing the energy for active transport of various nutrients; Belongs to the cation transport ATPase (P-type) (TC 3.A.3) family. Type IIC subfamily. (1026 aa)
ASIC5Acid-sensing ion channel 5; Cation channel that gives rise to very low constitutive currents in the absence of activation. The activated channel exhibits selectivity for sodium, and is inhibited by amiloride. Belongs to the amiloride-sensitive sodium channel (TC 1.A.6) family. ASIC5 subfamily. (505 aa)
SLC34A3Sodium-dependent phosphate transport protein 2C; May be involved in actively transporting phosphate into cells via Na(+) cotransport in the renal brush border membrane. Probably mediates 20-30% of the apical influx. (599 aa)
GRIK4Glutamate receptor ionotropic, kainate 4; Receptor for glutamate. L-glutamate acts as an excitatory neurotransmitter at many synapses in the central nervous system. The postsynaptic actions of Glu are mediated by a variety of receptors that are named according to their selective agonists. (956 aa)
SLC6A5Sodium- and chloride-dependent glycine transporter 2; Sodium- and chloride-dependent glycine transporter. Terminates the action of glycine by its high affinity sodium-dependent reuptake into presynaptic terminals. May be responsible for the termination of neurotransmission at strychnine- sensitive glycinergic synapses. (797 aa)
SLC24A4Sodium/potassium/calcium exchanger 4; Transports 1 Ca(2+) and 1 K(+) in exchange for 4 Na(+). Controls the rapid response termination and proper regulation of adaptation in olfactory sensory neurons (OSNs) which subsequently influences how odor information is encoded and perceived. May play a role in calcium transport during amelogenesis (By similarity). Belongs to the Ca(2+):cation antiporter (CaCA) (TC 2.A.19) family. SLC24A subfamily. (622 aa)
SLC20A2Sodium-dependent phosphate transporter 2; Sodium-phosphate symporter which seems to play a fundamental housekeeping role in phosphate transport by absorbing phosphate from interstitial fluid for normal cellular functions such as cellular metabolism, signal transduction, and nucleic acid and lipid synthesis. In vitro, sodium-dependent phosphate uptake is not significantly affected by acidic and alkaline conditions, however sodium-independent phosphate uptake occurs at acidic conditions. May play a role in extracellular matrix, cartilage and vascular calcification. Functions as a retrovi [...] (652 aa)
SLC10A5Sodium/bile acid cotransporter 5; Solute carrier family 10 member 5. (438 aa)
SLC4A9Anion exchange protein 4; Probable apical anion exchanger of the kidney cortex. Belongs to the anion exchanger (TC 2.A.31) family. (983 aa)
SLC10A7Sodium/bile acid cotransporter 7; Involved in teeth and skeletal development. Has an essential role in the biosynthesis and trafficking of glycosaminoglycans and glycoproteins, to produce a proper functioning extracellular matrix. Required for extracellular matrix mineralization. Also involved in the regulation of cellular calcium homeostasis. Does not show transport activity towards bile acids or steroid sulfates (including taurocholate, cholate, chenodeoxycholate, estrone-3-sulfate, dehydroepiandrosterone sulfate (DHEAS) and pregnenolone sulfate). Belongs to the bile acid:sodium symp [...] (358 aa)
SLC9A8Sodium/hydrogen exchanger 8; Involved in pH regulation to eliminate acids generated by active metabolism or to counter adverse environmental conditions. Major proton extruding system driven by the inward sodium ion chemical gradient. Plays an important role in signal transduction. Belongs to the monovalent cation:proton antiporter 1 (CPA1) transporter (TC 2.A.36) family. (597 aa)
ANO6Anoctamin-6; Small-conductance calcium-activated nonselective cation (SCAN) channel which acts as a regulator of phospholipid scrambling in platelets and osteoblasts. Phospholipid scrambling results in surface exposure of phosphatidylserine which in platelets is essential to trigger the clotting system whereas in osteoblasts is essential for the deposition of hydroxyapatite during bone mineralization. Has calcium- dependent phospholipid scramblase activity; scrambles phosphatidylserine, phosphatidylcholine and galactosylceramide (By similarity). Can generate outwardly rectifying chlori [...] (931 aa)
SLC13A5Solute carrier family 13 member 5; High-affinity sodium/citrate cotransporter that mediates citrate entry into cells. The transport process is electrogenic; it is the trivalent form of citrate rather than the divalent form that is recognized as a substrate. May facilitate the utilization of circulating citrate for the generation of metabolic energy and for the synthesis of fatty acids and cholesterol. (568 aa)
SLC4A8Electroneutral sodium bicarbonate exchanger 1; Mediates electroneutral sodium- and carbonate-dependent chloride-HCO3(-) exchange with a Na(+):HCO3(-) stoichiometry of 2:1. Plays a major role in pH regulation in neurons. May be involved in cell pH regulation by transporting HCO3(-) from blood to cell. Enhanced expression in severe acid stress could be important for cell survival by mediating the influx of HCO3(-) into the cells. Also mediates lithium-dependent HCO3(-) cotransport. May be regulated by osmolarity. (1093 aa)
SLC22A5Solute carrier family 22 member 5; Sodium-ion dependent, high affinity carnitine transporter. Involved in the active cellular uptake of carnitine. Transports one sodium ion with one molecule of carnitine. Also transports organic cations such as tetraethylammonium (TEA) without the involvement of sodium. Also relative uptake activity ratio of carnitine to TEA is 11.3; Belongs to the major facilitator (TC 2.A.1) superfamily. Organic cation transporter (TC 2.A.1.19) family. (581 aa)
SLC12A3Solute carrier family 12 member 3; Electroneutral sodium and chloride ion cotransporter. In kidney distal convoluted tubules, key mediator of sodium and chloride reabsorption. Receptor for the proinflammatory cytokine IL18. Contributes to IL18-induced cytokine production, including IFNG, IL6, IL18 and CCL2. May act either independently of IL18R1, or in a complex with IL18R1 (By similarity). (1030 aa)
SLC6A12Sodium- and chloride-dependent betaine transporter; Transports betaine and GABA. May have a role in regulation of GABAergic transmission in the brain through the reuptake of GABA into presynaptic terminals, as well as in osmotic regulation. (614 aa)
GRIK2Glutamate receptor ionotropic, kainate 2; Ionotropic glutamate receptor. L-glutamate acts as an excitatory neurotransmitter at many synapses in the central nervous system. Binding of the excitatory neurotransmitter L-glutamate induces a conformation change, leading to the opening of the cation channel, and thereby converts the chemical signal to an electrical impulse. The receptor then desensitizes rapidly and enters a transient inactive state, characterized by the presence of bound agonist. May be involved in the transmission of light information from the retina to the hypothalamus. M [...] (908 aa)
SCN1BSodium channel subunit beta-1; Regulatory subunit of multiple voltage-gated sodium channel complexes that play important roles in excitable membranes in brain, heart and skeletal muscle. Enhances the presence of the pore-forming alpha subunit at the cell surface and modulates channel gating characteristics and the rate of channel inactivation. Modulates the activity of multiple pore-forming alpha subunits, such as SCN1A, SCN2A, SCN3A, SCN4A, SCN5A and SCN10A. (268 aa)
SCN4ASodium channel protein type 4 subunit alpha; Pore-forming subunit of a voltage-gated sodium channel complex through which Na(+) ions pass in accordance with their electrochemical gradient. Alternates between resting, activated and inactivated states. Required for normal muscle fiber excitability, normal muscle contraction and relaxation cycles, and constant muscle strength in the presence of fluctuating K(+) levels. Belongs to the sodium channel (TC 1.A.1.10) family. Nav1.4/SCN4A subfamily. (1836 aa)
FGF13Fibroblast growth factor 13; Microtubule-binding protein which directly binds tubulin and is involved in both polymerization and stabilization of microtubules (By similarity). Through its action on microtubules, may participate to the refinement of axons by negatively regulating axonal and leading processes branching (By similarity). Plays a crucial role in neuron polarization and migration in the cerebral cortex and the hippocampus (By similarity). May regulate voltage-gated sodium channels transport and function. May also play a role in MAPK signaling (By similarity). Required for th [...] (255 aa)
SLC4A4Electrogenic sodium bicarbonate cotransporter 1; Electrogenic sodium/bicarbonate cotransporter with a Na(+):HCO3(-) stoichiometry varying from 1:2 to 1:3. May regulate bicarbonate influx/efflux at the basolateral membrane of cells and regulate intracellular pH. Belongs to the anion exchanger (TC 2.A.31) family. (1094 aa)
SLC4A10Sodium-driven chloride bicarbonate exchanger; Sodium/bicarbonate cotransporter which plays an important role in regulating intracellular pH. Has been shown to act as a sodium/bicarbonate cotransporter in exchange for intracellular chloride (By similarity). Has also been shown to act as a sodium/biocarbonate cotransporter which does not couple net influx of bicarbonate to net efflux of chloride, with the observed chloride efflux being due to chloride self-exchange. Controls neuronal pH and may contribute to the secretion of cerebrospinal fluid (By similarity). Reduces the excitability o [...] (1118 aa)
SLC13A2Solute carrier family 13 member 2; Cotransport of sodium ions and dicarboxylates such as succinate and citrate. (641 aa)
SCN10ASodium channel protein type 10 subunit alpha; Tetrodotoxin-resistant channel that mediates the voltage- dependent sodium ion permeability of excitable membranes. Assuming opened or closed conformations in response to the voltage difference across the membrane, the protein forms a sodium-selective channel through which sodium ions may pass in accordance with their electrochemical gradient. Plays a role in neuropathic pain mechanisms. (1956 aa)
CATSPER4Cation channel sperm-associated protein 4; Voltage-gated calcium channel that plays a central role in calcium-dependent physiological responses essential for successful fertilization, such as sperm hyperactivation, acrosome reaction and chemotaxis towards the oocyte; Belongs to the cation channel sperm-associated (TC 1.A.1.19) family. (472 aa)
SLC4A7Sodium bicarbonate cotransporter 3; Electroneutral sodium- and bicarbonate-dependent cotransporter with a Na(+):HCO3(-) 1:1 stoichiometry. Regulates intracellular pH and may play a role in bicarbonate salvage in secretory epithelia. May also have an associated sodium channel activity; Belongs to the anion exchanger (TC 2.A.31) family. (1259 aa)
SLC18A1Chromaffin granule amine transporter; Involved in the transport of biogenic monoamines, such as serotonin, from the cytoplasm into the secretory vesicles of neuroendocrine and endocrine cells. (525 aa)
SCN9ASodium channel protein type 9 subunit alpha; Mediates the voltage-dependent sodium ion permeability of excitable membranes. Assuming opened or closed conformations in response to the voltage difference across the membrane, the protein forms a sodium-selective channel through which Na(+) ions may pass in accordance with their electrochemical gradient. It is a tetrodotoxin-sensitive Na(+) channel isoform. Plays a role in pain mechanisms, especially in the development of inflammatory pain. Belongs to the sodium channel (TC 1.A.1.10) family. Nav1.7/SCN9A subfamily. (1977 aa)
SLC38A11Putative sodium-coupled neutral amino acid transporter 11; Putative sodium-dependent amino acid/proton antiporter. (406 aa)
CACNA1IVoltage-dependent T-type calcium channel subunit alpha-1I; Voltage-sensitive calcium channels (VSCC) mediate the entry of calcium ions into excitable cells and are also involved in a variety of calcium-dependent processes, including muscle contraction, hormone or neurotransmitter release, gene expression, cell motility, cell division and cell death. This channel gives rise to T-type calcium currents. T-type calcium channels belong to the 'low-voltage activated (LVA)' group and are strongly blocked by nickel and mibefradil. A particularity of this type of channels is an opening at quite [...] (2223 aa)
SLC8A1Sodium/calcium exchanger 1; Mediates the exchange of one Ca(2+) ion against three to four Na(+) ions across the cell membrane, and thereby contributes to the regulation of cytoplasmic Ca(2+) levels and Ca(2+)-dependent cellular processes. Contributes to Ca(2+) transport during excitation-contraction coupling in muscle. In a first phase, voltage-gated channels mediate the rapid increase of cytoplasmic Ca(2+) levels due to release of Ca(2+) stores from the endoplasmic reticulum. SLC8A1 mediates the export of Ca(2+) from the cell during the next phase, so that cytoplasmic Ca(2+) levels ra [...] (973 aa)
TRPM2Transient receptor potential cation channel subfamily M member 2; [Isoform 1]: Nonselective, voltage-independent cation channel that mediates Na(+) and Ca(2+) influx, leading to increased cytoplasmic Ca(2+) levels. Functions as ligand-gated ion channel. Binding of ADP- ribose to the cytoplasmic Nudix domain causes a conformation change; the channel is primed but still requires Ca(2+) binding to trigger channel opening. Extracellular calcium passes through the channel and increases channel activity. Contributes to Ca(2+) release from intracellular stores in response to ADP-ribose. Plays [...] (1553 aa)
SLC17A3Sodium-dependent phosphate transport protein 4; [Isoform 2]: voltage-driven, multispecific, organic anion transporter able to transport para-aminohippurate (PAH), estrone sulfate, estradiol-17-beta-glucuronide, bumetanide, and ochratoxin A. Isoform 2 functions as urate efflux transporter on the apical side of renal proximal tubule and is likely to act as an exit path for organic anionic drugs as well as urate in vivo. May be involved in actively transporting phosphate into cells via Na(+) cotransport; Belongs to the major facilitator superfamily. Sodium/anion cotransporter family. (498 aa)
UMODUromodulin, secreted form; [Uromodulin]: Functions in biogenesis and organization of the apical membrane of epithelial cells of the thick ascending limb of Henle's loop (TALH), where it promotes formation of complex filamentous gel-like structure that may play a role in the water barrier permeability (Probable). May serve as a receptor for binding and endocytosis of cytokines (IL-1, IL-2) and TNF. Facilitates neutrophil migration across renal epithelia. (673 aa)
SLC5A12Sodium-coupled monocarboxylate transporter 2; Acts as an electroneutral and low-affinity sodium (Na(+))- dependent sodium-coupled solute transporter. Catalyzes the transport across the plasma membrane of many monocarboxylates such as lactate, pyruvate, nicotinate, propionate, butyrate and beta-D-hydroxybutyrate. May be responsible for the first step of reabsorption of monocarboxylates from the lumen of the proximal tubule of the kidney and the small intestine. May play also a role in monocarboxylates transport in the retina (By similarity). Mediates electroneutral uptake of lactate, wi [...] (618 aa)
SLC5A10Sodium/glucose cotransporter 5; High capacity transporter for mannose and fructose and, to a lesser extent, glucose, AMG, and galactose. Belongs to the sodium:solute symporter (SSF) (TC 2.A.21) family. (612 aa)
SLC9B2Sodium/hydrogen exchanger 9B2; Na(+)/H(+) antiporter that extrudes Na(+) or Li(+) in exchange for external protons across the membrane. Contributes to the regulation of intracellular pH, sodium homeostasis, and cell volume. Plays an important role for insulin secretion and clathrin-mediated endocytosis in beta-cells (By similarity). Involved in sperm motility and fertility (By similarity). It is controversial whether SLC9B2 plays a role in osteoclast differentiation or not (By similarity). (537 aa)
SLC28A1Sodium/nucleoside cotransporter 1; Sodium-dependent and pyrimidine-selective transporter. Exhibits the transport characteristics of the nucleoside transport system cit or N2 subtype (N2/cit) (selective for pyrimidine nucleosides and adenosine). Transports uridine, cytidine, thymidine, and nucleoside-derived drugs. Transports the antiviral pyrimidine nucleoside analogs 3'-azido-3'-deoxythymidine (AZT) and 2',3'-dideoxycytidine (ddC). It may be involved in the intestinal absorption and renal handling of pyrimidine nucleoside analogs used to treat acquired immunodeficiency syndrome (AIDS) [...] (649 aa)
SCN3BSodium channel subunit beta-3; Modulates channel gating kinetics. Causes unique persistent sodium currents. Inactivates the sodium channel opening more slowly than the subunit beta-1. Its association with NFASC may target the sodium channels to the nodes of Ranvier of developing axons and retain these channels at the nodes in mature myelinated axons (By similarity). (215 aa)
SLC34A2Sodium-dependent phosphate transport protein 2B; May be involved in actively transporting phosphate into cells via Na(+) cotransport. It may be the main phosphate transport protein in the intestinal brush border membrane. May have a role in the synthesis of surfactant in lungs' alveoli; Belongs to the SLC34A transporter family. (690 aa)
SLC8A3Sodium/calcium exchanger 3; Mediates the electrogenic exchange of Ca(2+) against Na(+) ions across the cell membrane, and thereby contributes to the regulation of cytoplasmic Ca(2+) levels and Ca(2+)-dependent cellular processes. Contributes to cellular Ca(2+) homeostasis in excitable cells, both in muscle and in brain. In a first phase, voltage-gated channels mediate the rapid increase of cytoplasmic Ca(2+) levels due to release of Ca(2+) stores from the endoplasmic reticulum. SLC8A3 mediates the export of Ca(2+) from the cell during the next phase, so that cytoplasmic Ca(2+) levels r [...] (927 aa)
SLC5A3Sodium/myo-inositol cotransporter; Prevents intracellular accumulation of high concentrations of myo-inositol (an osmolyte) that result in impairment of cellular function; Belongs to the sodium:solute symporter (SSF) (TC 2.A.21) family. (718 aa)
SHROOM2Protein Shroom2; May be involved in endothelial cell morphology changes during cell spreading. In the retinal pigment epithelium, may regulate the biogenesis of melanosomes and promote their association with the apical cell surface by inducing gamma-tubulin redistribution (By similarity). Belongs to the shroom family. (1616 aa)
SLC4A11Sodium bicarbonate transporter-like protein 11; Transporter which plays an important role in sodium-mediated fluid transport in different organs. Prevents severe morphological changes of the cornea caused by increased sodium chloride concentrations in the stroma. In the inner ear, is involved in transport of potassium through the fibrocyte layer to the stria vascularis and is essential for the generation of the endocochlear potential but not for regulation of potassium concentrations in the endolymph. In the kidney, is essential for urinary concentration, mediates a sodium flux into th [...] (918 aa)
EDN1Big endothelin-1; Endothelins are endothelium-derived vasoconstrictor peptides (By similarity). Probable ligand for G-protein coupled receptors EDNRA and EDNRB which activates PTK2B, BCAR1, BCAR3 and, GTPases RAP1 and RHOA cascade in glomerular mesangial cells. Belongs to the endothelin/sarafotoxin family. (212 aa)
SLC23A2Solute carrier family 23 member 2; Sodium/ascorbate cotransporter. Mediates electrogenic uptake of vitamin C, with a stoichiometry of 2 Na(+) for each ascorbate. (650 aa)
Your Current Organism:
Homo sapiens
NCBI taxonomy Id: 9606
Other names: H. sapiens, human, man
Server load: low (14%) [HD]
STRING is a Core Data Resource as designated by Global Biodata Coalition and ELIXIR.