STRINGSTRING
Fcer2a Fcer2a Serpinb9b Serpinb9b Il10 Il10 Serpinb1b Serpinb1b Serpinb6a Serpinb6a Cd40 Cd40 Il13 Il13 Sdc1 Sdc1 Serpinb1c Serpinb1c Serpinb9c Serpinb9c Cd4 Cd4 Tnf Tnf Cd5 Cd5 Il6 Il6 Il17a Il17a Serpinb3c Serpinb3c Pigr Pigr Fcgr2b Fcgr2b Il2 Il2 Cd27 Cd27 Cdr2 Cdr2 Btk Btk Aicda Aicda Il5 Il5 Lime1 Lime1 Spn Spn Fcer1a Fcer1a Ifng Ifng Serpinb2 Serpinb2 Serpinb9d Serpinb9d Serpinb9e Serpinb9e Csn1s2b Csn1s2b Serpinb9f Serpinb9f Abl1 Abl1 Serpinb1a Serpinb1a Serpinb9g Serpinb9g Cr2 Cr2 Serpinb7 Serpinb7 Jchain Jchain Igll1 Igll1 Serpinb9 Serpinb9 Cd19 Cd19 Olfr148 Olfr148 Olfr140 Olfr140 Iglc2 Iglc2 Serpinb6e Serpinb6e Serpinb6b Serpinb6b Serpinb8 Serpinb8 Serpinb5 Serpinb5 Klhl15 Klhl15 Syk Syk Cdr1 Cdr1 Serpinb6c Serpinb6c Cd79b Cd79b Fcgr3 Fcgr3 Ighv6-5 Ighv6-5 Ighv6-4 Ighv6-4 Ptprc Ptprc Il4 Il4 Cd79a Cd79a
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:
Fcer2aLow affinity immunoglobulin epsilon Fc receptor; Low-affinity receptor for immunoglobulin E (IgE) and CR2/CD21. Has essential roles in the regulation of IgE production and in the differentiation of B-cells (it is a B-cell-specific antigen). (331 aa)
Serpinb9bSerine (or cysteine) peptidase inhibitor, clade B, member 9b; Belongs to the serpin family. (377 aa)
Il10Interleukin-10; Major immune regulatory cytokine that acts on many cells of the immune system where it has profound anti-inflammatory functions, limiting excessive tissue disruption caused by inflammation. Mechanistically, IL10 binds to its heterotetrameric receptor comprising IL10RA and IL10RB leading to JAK1 and STAT2-mediated phosphorylation of STAT3. In turn, STAT3 translocates to the nucleus where it drives expression of anti-inflammatory mediators. Targets antigen-presenting cells (APCs) such as macrophages and monocytes and inhibits their release of pro-inflammatory cytokines in [...] (178 aa)
Serpinb1bLeukocyte elastase inhibitor B; Regulates the activity of the neutrophil proteases. Forms only a stable complex with CTSG/Cathepsin G. During inflammation, limits the activity of inflammatory caspases CASP1 and CASP4 by suppressing their caspase-recruitment domain (CARD) oligomerization and enzymatic activation. Belongs to the serpin family. Ov-serpin subfamily. (382 aa)
Serpinb6aSerpin B6; Inhibitor of cathepsin G, kallikrein-8 and thrombin. May play an important role in the inner ear in the protection against leakage of lysosomal content during stress. May be involved in the regulation of serine proteinases present in the brain or extravasated from the blood. (399 aa)
Cd40Tumor necrosis factor receptor superfamily member 5; Receptor for TNFSF5/CD40LG (By similarity). Transduces TRAF6- and MAP3K8-mediated signals that activate ERK in macrophages and B cells, leading to induction of immunoglobulin secretion. (289 aa)
Il13Interleukin-13; Cytokine. Inhibits inflammatory cytokine production. Synergizes with IL2 in regulating interferon-gamma synthesis. May be critical in regulating inflammatory and immune responses (By similarity). Positively regulates IL31RA expression in macrophages ; Belongs to the IL-4/IL-13 family. (131 aa)
Sdc1Syndecan-1; Cell surface proteoglycan that bears both heparan sulfate and chondroitin sulfate and that links the cytoskeleton to the interstitial matrix. Regulates exosome biogenesis in concert with SDCBP and PDCD6IP. (311 aa)
Serpinb1cLeukocyte elastase inhibitor C; Regulates the activity of the neutrophil proteases. Forms only a stable complex with CTSG/Cathepsin G (By similarity). During inflammation, limits the activity of inflammatory caspases CASP1 and CASP4 by suppressing their caspase-recruitment domain (CARD) oligomerization and enzymatic activation. Belongs to the serpin family. Ov-serpin subfamily. (375 aa)
Serpinb9cSerine (or cysteine) peptidase inhibitor, clade B, member 9c; Belongs to the serpin family. (387 aa)
Cd4T-cell surface glycoprotein CD4; Integral membrane glycoprotein that plays an essential role in the immune response and serves multiple functions in responses against both external and internal offenses. In T-cells, functions primarily as a coreceptor for MHC class II molecule:peptide complex. The antigens presented by class II peptides are derived from extracellular proteins while class I peptides are derived from cytosolic proteins. Interacts simultaneously with the T-cell receptor (TCR) and the MHC class II presented by antigen presenting cells (APCs). In turn, recruits the Src kina [...] (457 aa)
TnfTumor necrosis factor, membrane form; Cytokine that binds to TNFRSF1A/TNFR1 and TNFRSF1B/TNFBR. It is mainly secreted by macrophages and can induce cell death of certain tumor cell lines. It is potent pyrogen causing fever by direct action or by stimulation of interleukin-1 secretion and is implicated in the induction of cachexia, Under certain conditions it can stimulate cell proliferation and induce cell differentiation (By similarity). Induces insulin resistance in adipocytes via inhibition of insulin-induced IRS1 tyrosine phosphorylation and insulin-induced glucose uptake. Induces [...] (235 aa)
Cd5T-cell surface glycoprotein CD5; May act as a receptor in regulating T-cell proliferation. (494 aa)
Il6Interleukin-6; Cytokine with a wide variety of biological functions. It is a potent inducer of the acute phase response. Plays an essential role in the final differentiation of B-cells into Ig-secreting cells Involved in lymphocyte and monocyte differentiation. Acts on B-cells, T-cells, hepatocytes, hematopoietic progenitor cells and cells of the CNS. Required for the generation of T(H)17 cells. Also acts as a myokine. It is discharged into the bloodstream after muscle contraction and acts to increase the breakdown of fats and to improve insulin resistance. It induces myeloma and plasm [...] (211 aa)
Il17aInterleukin-17A; Ligand for IL17RA. The heterodimer formed by IL17A and IL17F is a ligand for the heterodimeric complex formed by IL17RA and IL17RC (By similarity). Involved in inducing stromal cells to produce proinflammatory and hematopoietic cytokines (By similarity). (158 aa)
Serpinb3cSerine (Or cysteine) peptidase inhibitor, clade B, member 3C; Belongs to the serpin family. (386 aa)
PigrPolymeric immunoglobulin receptor; This receptor binds polymeric IgA and IgM at the basolateral surface of epithelial cells. The complex is then transported across the cell to be secreted at the apical surface. During this process a cleavage occurs that separates the extracellular (known as the secretory component) from the transmembrane segment (By similarity). (771 aa)
Fcgr2bLow affinity immunoglobulin gamma Fc region receptor II; Receptor for the Fc region of complexed immunoglobulins gamma. Low affinity receptor. Involved in a variety of effector and regulatory functions such as phagocytosis of antigen-antibody complexes from the circulation and modulation of antibody production by B-cells. Isoform IIB1 and isoform IIB1' form caps but fail to mediate endocytosis or phagocytosis. Isoform IIB2 can mediate the endocytosis of soluble immune complexes via clathrin-coated pits. Isoform IIB1 and isoform IIB2 can down-regulate B-cell, T-cell, and mast cell activ [...] (340 aa)
Il2Interleukin-2; Produced by T-cells in response to antigenic or mitogenic stimulation, this protein is required for T-cell proliferation and other activities crucial to regulation of the immune response. Can stimulate B-cells, monocytes, lymphokine-activated killer cells, natural killer cells, and glioma cells. (169 aa)
Cd27CD27 antigen; Receptor for CD70/CD27L. May play a role in survival of activated T-cells. May play a role in apoptosis through association with SIVA1. (250 aa)
Cdr2Cerebellar degeneration-related protein 2. (455 aa)
BtkTyrosine-protein kinase BTK; Non-receptor tyrosine kinase indispensable for B lymphocyte development, differentiation and signaling. Binding of antigen to the B-cell antigen receptor (BCR) triggers signaling that ultimately leads to B-cell activation. After BCR engagement and activation at the plasma membrane, phosphorylates PLCG2 at several sites, igniting the downstream signaling pathway through calcium mobilization, followed by activation of the protein kinase C (PKC) family members. PLCG2 phosphorylation is performed in close cooperation with the adapter protein B-cell linker prote [...] (659 aa)
AicdaSingle-stranded DNA cytosine deaminase; Single-stranded DNA-specific cytidine deaminase. Involved in somatic hypermutation (SHM), gene conversion, and class-switch recombination (CSR) in B-lymphocytes by deaminating C to U during transcription of Ig-variable (V) and Ig-switch (S) region DNA. Required for several crucial steps of B-cell terminal differentiation necessary for efficient antibody responses. May also play a role in the epigenetic regulation of gene expression by participating in DNA demethylation. (198 aa)
Il5Interleukin-5; Factor that induces terminal differentiation of late- developing B-cells to immunoglobulin secreting cells. (133 aa)
Lime1Lck-interacting transmembrane adapter 1; Involved in BCR (B-cell antigen receptor)-mediated signaling in B-cells and TCR (T-cell antigen receptor)-mediated T-cell signaling in T-cells. In absence of TCR signaling, may be involved in CD4- mediated inhibition of T-cell activation. Couples activation of these receptors and their associated kinases with distal intracellular events such as calcium mobilization or MAPK activation through the recruitment of PLCG2, GRB2, GRAP2, and other signaling molecules. (269 aa)
SpnCD43 cytoplasmic tail; Predominant cell surface sialoprotein of leukocytes which regulates multiple T-cell functions, including T-cell activation, proliferation, differentiation, trafficking and migration. Positively regulates T-cell trafficking to lymph-nodes via its association with ERM proteins (EZR, RDX and MSN). Negatively regulates Th2 cell differentiation and predisposes the differentiation of T-cells towards a Th1 lineage commitment. Promotes the expression of IFN-gamma by T-cells during T-cell receptor (TCR) activation of naive cells and induces the expression of IFN-gamma by [...] (395 aa)
Fcer1aHigh affinity immunoglobulin epsilon receptor subunit alpha; Binds to the Fc region of immunoglobulins epsilon. High affinity receptor. Responsible for initiating the allergic response. Binding of allergen to receptor-bound IgE leads to cell activation and the release of mediators (such as histamine) responsible for the manifestations of allergy. The same receptor also induces the secretion of important lymphokines. (250 aa)
IfngInterferon gamma; Produced by lymphocytes activated by specific antigens or mitogens. IFN-gamma, in addition to having antiviral activity, has important immunoregulatory functions. It is a potent activator of macrophages, it has antiproliferative effects on transformed cells and it can potentiate the antiviral and antitumor effects of the type I interferons. (155 aa)
Serpinb2Plasminogen activator inhibitor 2, macrophage; Inhibits urokinase-type plasminogen activator. The monocyte derived PAI-2 is distinct from the endothelial cell-derived PAI-1. Not required for normal murine development or survival; Belongs to the serpin family. Ov-serpin subfamily. (415 aa)
Serpinb9dSerine (Or cysteine) peptidase inhibitor, clade B, member 9D; Belongs to the serpin family. (377 aa)
Serpinb9eSerine (Or cysteine) peptidase inhibitor, clade B, member 9e; Belongs to the serpin family. (377 aa)
Csn1s2bAlpha-S2-casein-like B; Important role in the capacity of milk to transport calcium phosphate. (143 aa)
Serpinb9fSerine (Or cysteine) peptidase inhibitor, clade B, member 9f; Belongs to the serpin family. (377 aa)
Abl1Tyrosine-protein kinase ABL1; Non-receptor tyrosine-protein kinase that plays a role in many key processes linked to cell growth and survival such as cytoskeleton remodeling in response to extracellular stimuli, cell motility and adhesion, receptor endocytosis, autophagy, DNA damage response and apoptosis. Coordinates actin remodeling through tyrosine phosphorylation of proteins controlling cytoskeleton dynamics like WASF3 (involved in branch formation); ANXA1 (involved in membrane anchoring); DBN1, DBNL, CTTN, RAPH1 and ENAH (involved in signaling); or MAPT and PXN (microtubule-bindin [...] (1142 aa)
Serpinb1aLeukocyte elastase inhibitor A; Neutrophil serine protease inhibitor that plays an essential role in the regulation of the innate immune response, inflammation and cellular homeostasis. Acts primarily to protect the cell from proteases released in the cytoplasm during stress or infection. These proteases are important in killing microbes but when released from granules, these potent enzymes also destroy host proteins and contribute to mortality. Regulates the activity of the neutrophil proteases elastase, cathepsin G, proteinase-3, chymase, chymotrypsin, and kallikrein-3. Acts also as [...] (379 aa)
Serpinb9gSerine (Or cysteine) peptidase inhibitor, clade B, member 9g; Belongs to the serpin family. (377 aa)
Cr2Complement receptor type 2; Receptor for complement C3d and for HNRNPU. Participates in B lymphocytes activation; Belongs to the receptors of complement activation (RCA) family. (1032 aa)
Serpinb7Serpin B7; Might function as an inhibitor of Lys-specific proteases. Might influence the maturation of megakaryocytes via its action as a serpin (By similarity); Belongs to the serpin family. Ov-serpin subfamily. (380 aa)
JchainImmunoglobulin J chain; Serves to link two monomer units of either IgM or IgA. In the case of IgM, the J chain-joined dimer is a nucleating unit for the IgM pentamer, and in the case of IgA it induces larger polymers. It also help to bind these immunoglobulins to secretory component. (159 aa)
Igll1Immunoglobulin lambda-like polypeptide 1; Critical for B-cell development. (209 aa)
Serpinb9Serine (Or cysteine) peptidase inhibitor, clade B, member 9; Belongs to the serpin family. (374 aa)
Cd19B-lymphocyte antigen CD19; Functions as coreceptor for the B-cell antigen receptor complex (BCR) on B-lymphocytes. Decreases the threshold for activation of downstream signaling pathways and for triggering B-cell responses to antigens (By similarity). Activates signaling pathways that lead to the activation of phosphatidylinositol 3-kinase and the mobilization of intracellular Ca(2+) stores. Is not required for early steps during B cell differentiation in the blood marrow. Required for normal differentiation of B-1 cells. Required for normal B cell differentiation and proliferation in [...] (547 aa)
Olfr148Olfactory receptor 148; Odorant receptor; Belongs to the G-protein coupled receptor 1 family. (310 aa)
Olfr140Olfactory receptor 140; Odorant receptor; Belongs to the G-protein coupled receptor 1 family. (302 aa)
Iglc2Ig lambda-2 chain C region. (104 aa)
Serpinb6eSerine (or cysteine) peptidase inhibitor, clade B, member 6e; Belongs to the serpin family. (429 aa)
Serpinb6bSerine (Or cysteine) peptidase inhibitor, clade B, member 6B; Belongs to the serpin family. (377 aa)
Serpinb8Serpin B8; Has an important role in epithelial desmosome-mediated cell- cell adhesion; Belongs to the serpin family. Ov-serpin subfamily. (374 aa)
Serpinb5Serpin B5; Tumor suppressor. It blocks the growth, invasion, and metastatic properties of mammary tumors. As it does not undergo the S (stressed) to R (relaxed) conformational transition characteristic of active serpins, it exhibits no serine protease inhibitory activity (By similarity). (375 aa)
Klhl15Kelch-like protein 15; Substrate-specific adapter for CUL3 E3 ubiquitin-protein ligase complex. Acts as an adapter for CUL3 to target the serine/threonine-protein phosphatase 2A (PP2A) subunit PPP2R5B for ubiquitination and subsequent proteasomal degradation, thus promoting exchange with other regulatory subunits and regulating PP2A holoenzyme composition. Acts as an adapter for CUL3 to target the DNA-end resection factor RBBP8/CtIP for ubiquitination and subsequent proteasomal degradation. Through the regulation of RBBP8/CtIP protein turnover, plays a key role in DNA damage response, [...] (604 aa)
SykTyrosine-protein kinase SYK; Non-receptor tyrosine kinase which mediates signal transduction downstream of a variety of transmembrane receptors including classical immunoreceptors like the B-cell receptor (BCR). Regulates several biological processes including innate and adaptive immunity, cell adhesion, osteoclast maturation, platelet activation and vascular development. Assembles into signaling complexes with activated receptors at the plasma membrane via interaction between its SH2 domains and the receptor tyrosine-phosphorylated ITAM domains. The association with the receptor can a [...] (629 aa)
Cdr1Cerebellar degeneration related antigen 1. (517 aa)
Serpinb6cSerine (or cysteine) peptidase inhibitor, clade B, member 6c; Belongs to the serpin family. (379 aa)
Cd79bB-cell antigen receptor complex-associated protein beta chain; Required in cooperation with CD79A for initiation of the signal transduction cascade activated by the B-cell antigen receptor complex (BCR) which leads to internalization of the complex, trafficking to late endosomes and antigen presentation. Enhances phosphorylation of CD79A, possibly by recruiting kinases which phosphorylate CD79A or by recruiting proteins which bind to CD79A and protect it from dephosphorylation. (228 aa)
Fcgr3Low affinity immunoglobulin gamma Fc region receptor III; Receptor for the Fc region of complexed immunoglobulins gamma. Low affinity receptor which binds to IgG1, IgG2a and IgG2b. Mediates neutrophil activation by IgG complexes redundantly with Fcgr4. (267 aa)
Ighv6-5Ig heavy chain V-III region J606. (99 aa)
Ighv6-4Immunoglobulin heavy variable V6-4. (99 aa)
PtprcReceptor-type tyrosine-protein phosphatase C; Protein tyrosine-protein phosphatase required for T-cell activation through the antigen receptor. Acts as a positive regulator of T-cell coactivation upon binding to DPP4. The first PTPase domain has enzymatic activity, while the second one seems to affect the substrate specificity of the first one. Upon T-cell activation, recruits and dephosphorylates SKAP1 and FYN (By similarity). Dephosphorylates LYN, and thereby modulates LYN activity. (1293 aa)
Il4Interleukin-4; Participates in at least several B-cell activation processes as well as of other cell types. It is a costimulator of DNA-synthesis. It induces the expression of class II MHC molecules on resting B-cells. It enhances both secretion and cell surface expression of IgE and IgG1. It also regulates the expression of the low affinity Fc receptor for IgE (CD23) on both lymphocytes and monocytes. Positively regulates IL31RA expression in macrophages. Stimulates autophagy in dendritic cells by interfering with mTORC1 signaling and through the induction of RUFY4. Belongs to the IL- [...] (140 aa)
Cd79aB-cell antigen receptor complex-associated protein alpha chain; Required in cooperation with CD79B for initiation of the signal transduction cascade activated by binding of antigen to the B- cell antigen receptor complex (BCR) which leads to internalization of the complex, trafficking to late endosomes and antigen presentation. Also required for BCR surface expression and for efficient differentiation of pro- and pre-B-cells. Stimulates SYK autophosphorylation and activation. Binds to BLNK, bringing BLNK into proximity with SYK and allowing SYK to phosphorylate BLNK. Also interacts wit [...] (220 aa)
Your Current Organism:
Mus musculus
NCBI taxonomy Id: 10090
Other names: LK3 transgenic mice, M. musculus, Mus sp. 129SV, house mouse, mouse, nude mice, transgenic mice
Server load: low (18%) [HD]
STRING is a Core Data Resource as designated by Global Biodata Coalition and ELIXIR.