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HDA15 HDA15 SUVH4 SUVH4 HDA9 HDA9 BZR1 BZR1 PIF4 PIF4 APRR7 APRR7 TCP14 TCP14 SRK2E SRK2E HAG1 HAG1 AHK2 AHK2 GA2OX7 GA2OX7 TCP15 TCP15 HFR1 HFR1 HDA6 HDA6 HOS15 HOS15 GL3 GL3 PUB26 PUB26 BZR2 BZR2 NCED6 NCED6 SCRM SCRM NHD1 NHD1 HDT3 HDT3 YUC8 YUC8 DREB1C DREB1C ACS8 ACS8 TPL TPL ABI4 ABI4 B3H7M7_ARATH B3H7M7_ARATH RVE1 RVE1 HDA19 HDA19 NAC029 NAC029 CCD4 CCD4 COL1 COL1 SAP18 SAP18 PIF3 PIF3 COR47 COR47 AP2 AP2 FAD8 FAD8 ABI1 ABI1 T25N20.10 T25N20.10 MPK3 MPK3 MYC2 MYC2 COR15A COR15A ACS4 ACS4 APRR5 APRR5 HOS1 HOS1
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HDA15Histone deacetylase 15; Responsible for the deacetylation of lysine residues on the N-terminal part of the core histones (H2A, H2B, H3 and H4). Histone deacetylation gives a tag for epigenetic repression and plays an important role in transcriptional regulation, cell cycle progression and developmental events. Histone deacetylases act via the formation of large multiprotein complexes (By similarity). (552 aa)
SUVH4Histone-lysine N-methyltransferase, H3 lysine-9 specific SUVH4; Histone methyltransferase. Methylates 'Lys-9' of histone H3. H3 'Lys-9' methylation represents a specific tag for epigenetic transcriptional repression. The silencing mechanism via DNA CpNpG methylation requires the targeting of chromomethylase CMT3 to methylated histones, probably through an interaction with an HP1-like adapter. By its function, KYP is directly required for the maintenance of the DNA CpNpG and asymmetric methylation. Involved in the silencing of transposable elements. Belongs to the class V-like SAM-bindi [...] (624 aa)
HDA9Histone deacetylase 9; Responsible for the deacetylation of lysine residues on the N-terminal part of the core histones (H2A, H2B, H3 and H4). Histone deacetylation gives a tag for epigenetic repression and plays an important role in transcriptional regulation, cell cycle progression and developmental events. Histone deacetylases act via the formation of large multiprotein complexes (By similarity); Belongs to the histone deacetylase family. HD type 1 subfamily. (426 aa)
BZR1Protein BRASSINAZOLE-RESISTANT 1; Transcriptional repressor that binds to the brassinosteroid (BR) response element (BRRE) 5'-CGTG(T/C)G-3' in gene promoter. Regulates positively the brassinosteroid-signaling pathway. Mediates downstream growth responses and negative feedback regulation of brassinosteroid biosynthesis. Promotes growth. Modulates ovule initiation and development by monitoring the expression of genes related to ovule development (e.g. HLL, ANT, and AP2). (336 aa)
PIF4Transcription factor PIF4; Transcription factor acting negatively in the phytochrome B signaling pathway. May regulate the expression of a subset of genes involved in cell expansion by binding to the G-box motif (By similarity). Activated by CRY1 and CRY2 in response to low blue light (LBL) by direct binding at chromatin on E-box variant 5'-CA[CT]GTG-3' to stimulate specific gene expression to adapt global physiology (e.g. hypocotyl elongation in low blue light). Belongs to the bHLH protein family. (430 aa)
APRR7Two-component response regulator-like APRR7; Transcriptional repressor of CCA1 and LHY, and positive regulator of LWD1 and LWD2 expression. Represses the expression of other clock proteins and master regulators of plant growth, development and response to abiotic stress. Involved in the positive and negative feedback loops of the circadian clock. Controls photoperiodic flowering response and temperature compensation. Expression of several members of the ARR-like family is controlled by circadian rhythm. APRR9, APRR7, and APRR5 coordinately act on the upstream region of the target genes [...] (727 aa)
TCP14Transcription factor TCP14; Transcription factor involved the regulation of plant development. Together with TCP15, modulates plant stature by promoting cell division in young internodes. Represses cell proliferation in leaf and floral tissues. Together with TCP15, acts downstream of gibberellin (GA), and the stratification pathways that promote seed germination. Involved in the control of cell proliferation at the root apical meristem (RAM) by regulating the activity of CYCB1-1. Involved in the regulation of seed germination. May regulate the activation of embryonic growth potential d [...] (489 aa)
SRK2ESerine/threonine-protein kinase SRK2E; Activator of the abscisic acid (ABA) signaling pathway that regulates numerous ABA responses, such as stomata closure in response to drought, darkness, high CO(2), plant pathogens, or decreases in atmospheric relative humidity (RH). Involved in the resistance to drought by avoiding water loss. Required for the stomata closure mediated by pathogen-associated molecular pattern (PAMPs) (e.g. flg22 and LPS) of pathogenic bacteria such as P.syringae pv. tomato (Pst) and E.coli O157:H7. As a plant defense process, stomata are closed transiently in order [...] (362 aa)
HAG1Histone acetyltransferase GCN5; Acetylates histone H3 and ADA2 proteins in vitro. Acetylates 'Lys-14' of histone H3. Acetylation of histones gives a specific tag for epigenetic transcription activation. Operates in concert with certain DNA-binding transcriptional activators. Acts via the formation of large multiprotein complexes that modify the chromatin (By similarity). Belongs to the acetyltransferase family. GCN5 subfamily. (568 aa)
AHK2Histidine kinase 2; Cytokinins (CK) receptor related to bacterial two-component regulators. Functions as a histidine kinase and transmits the stress signal to a downstream MAPK cascade. This protein undergoes an ATP- dependent autophosphorylation at a conserved histidine residue in the kinase core, and a phosphoryl group is then transferred to a conserved aspartate residue in the receiver domain. In the presence of cytokinin, feeds phosphate to phosphorelay-integrating histidine phosphotransfer protein (HPt) and activates subsequent cascade. Involved in meristems establishment in seedl [...] (1176 aa)
GA2OX7Gibberellin 2-beta-dioxygenase 7; Catalyzes the 2-beta-hydroxylation of gibberellins (GA) precursors, rendering them unable to be converted to active GAs. Hydroxylates the C20-GA GA12 and GA53, but is not active on C19-GAs, like GA1, GA4, GA9 and GA20. (336 aa)
TCP15Transcription factor TCP15; Transcription factor involved the regulation of plant development. Together with TCP14, modulates plant stature by promoting cell division in young internodes. Represses cell proliferation in developing leaf blade and specific floral tissues. Together with TCP15, acts downstream of gibberellin (GA), and the stratification pathways that promote seed germination. Involved in the control of cell proliferation at the root apical meristem (RAM) by regulating the activity of CYCB1-1. Acts together with SPY to promote cytokinin responses that affect leaf shape and [...] (325 aa)
HFR1Transcription factor HFR1; Atypical bHLH transcription factor that regulates photomorphogenesis through modulation of phytochrome (e.g. PHYA) and cryptochrome signalings (Ref.4,. Suppresses the transcriptional regulation activity of PIF4 by forming non-DNA-binding heterodimer. (292 aa)
HDA6Histone deacetylase 6; Responsible for the deacetylation of lysine residues on the N-terminal part of the core histones (H2A, H2B, H3 and H4). Might remove acetyl residues only from specific targets, such as rDNA repeats or complex transgenes. Histone deacetylation gives a tag for epigenetic repression and plays an important role in transcriptional regulation, cell cycle progression and developmental events. Histone deacetylases act via the formation of large multiprotein complexes. Required for rRNA gene silencing in nucleolar dominance. Plays a role in transgene silencing, but this e [...] (471 aa)
HOS15WD40 repeat-containing protein HOS15; Acts as repressor of cold stress-regulated gene expression. Interacts specifically with and promotes deacetylation of histone H4. Plays a role in gene regulation for plant acclimation and tolerance to cold stress. (613 aa)
GL3Transcription factor GLABRA 3; Transcription activator, when associated with MYB75/PAP1, MYB90/PAP2 or TT2. Involved in epidermal cell fate specification. Regulates negatively stomata formation, but, in association with TTG1 and MYB0/GL1, promotes trichome formation, branching and endoreplication. Regulates also trichome cell wall maturation. Together with MYB66/WER, promotes the formation of non-hair cells in root epidermis cells in the N position. Whereas together with CPC, promotes the formation of hair cells in root epidermis cells in the H position by inhibiting non-hair cell form [...] (637 aa)
PUB26U-box domain-containing protein 26; Functions as an E3 ubiquitin ligase. (421 aa)
BZR2Protein BRASSINAZOLE-RESISTANT 2; Positive regulator of brassinosteroid (BR) signaling. Transcription factor that activates target gene expression by binding specifically to the DNA sequence 5'-CANNTG-3'(E box) through its N- terminal domain. Can bind individually to the promoter as a homodimer or synergistically as a heterodimer with BIM1, BIM2 or BIM3. The C- terminal domain is probably involved in transcriptional activation. Recruits the transcription elongation factor IWS1 to control BR- regulated gene expression. Forms a trimeric complex with IWS1 and ASHH2/SDG8 to regulate BR-reg [...] (335 aa)
NCED69-cis-epoxycarotenoid dioxygenase NCED6, chloroplastic; Has a 11,12(11',12') 9-cis epoxycarotenoid cleavage activity. Catalyzes the first step of abscisic-acid biosynthesis from carotenoids. Contributes probably to abscisic acid synthesis for the induction of seed dormancy. (577 aa)
SCRMTranscription factor ICE1; Transcriptional activator that regulates the cold-induced transcription of CBF/DREB1 genes. Binds specifically to the MYC recognition sites (5'-CANNTG-3') found in the CBF3/DREB1A promoter. Mediates stomatal differentiation in the epidermis probably by controlling successive roles of SPCH, MUTE, and FAMA. Functions as a dimer with SPCH during stomatal initiation. (494 aa)
NHD1Sodium/proton antiporter 1; Na(+)/H(+) antiporter that extrudes sodium in exchange for external protons; Belongs to the NhaD Na(+)/H(+) (TC 2.A.62) antiporter family. (576 aa)
HDT3Histone deacetylase HDT3; Probably mediates the deacetylation of lysine residues on the N-terminal part of the core histones (H2A, H2B, H3 and H4). Histone deacetylation gives a tag for epigenetic repression and plays an important role in transcriptional regulation, cell cycle progression and developmental events. Involved in the modulation of abscisic acid and stress-responsive genes. (294 aa)
YUC8Probable indole-3-pyruvate monooxygenase YUCCA8; Involved in auxin biosynthesis. Belongs to the set of redundant YUCCA genes probably responsible for auxin biosynthesis in roots. (426 aa)
DREB1CDehydration-responsive element-binding protein 1C; Transcriptional activator that binds specifically to the DNA sequence 5'-[AG]CCGAC-3'. Binding to the C-repeat/DRE element mediates cold-inducible transcription. CBF/DREB1 factors play a key role in freezing tolerance and cold acclimation; Belongs to the AP2/ERF transcription factor family. ERF subfamily. (216 aa)
ACS81-aminocyclopropane-1-carboxylate synthase 8; 1-aminocyclopropane-1-carboxylate synthase (ACS) enzymes catalyze the conversion of S-adenosyl-L-methionine (SAM) into 1- aminocyclopropane-1-carboxylate (ACC), a direct precursor of ethylene. (469 aa)
TPLProtein TOPLESS; Transcriptional corepressor. May repress the expression of root-promoting genes in the top half of the embryo to allow proper differentiation of the shoot pole during the transition stage of embryogenesis. Regulates the expression of PLT1 and PLT2. Negative regulator of jasmonate responses. Negative regulator of auxin responses. Negative regulator of multiple floral organ identity genes. Required for ovule development. (1131 aa)
ABI4Ethylene-responsive transcription factor ABI4; Transcription regulator that probably binds to the GCC-box pathogenesis-related promoter element. Binds also to the S-box (5'- CACTTCCA-3') photosynthesis-associated nuclear genes-related (PhANGs- related) promoter element, and thus acts as a transcription inhibitor. Involved in the regulation of gene expression by stress factors and by components of stress signal transduction pathways. May have a function in the deetiolation process. Confers sensitivity to abscisic acid (ABA), and regulates the ABA signaling pathway during seed germinatio [...] (328 aa)
B3H7M7_ARATHCorepressor. (170 aa)
RVE1Protein REVEILLE 1; Morning-phased transcription factor integrating the circadian clock and auxin pathways. Binds to the evening element (EE) of promoters. Does not act within the central clock, but regulates free auxin levels in a time-of-day specific manner. Positively regulates the expression of YUC8 during the day, but has no effect during the night. Negative regulator of freezing tolerance. (387 aa)
HDA19Histone deacetylase 19; Responsible for the deacetylation of lysine residues on the N-terminal part of the core histones (H2A, H2B, H3 and H4). Histone deacetylation gives a tag for epigenetic repression and plays an important role in transcriptional regulation, cell cycle progression and developmental events. Histone deacetylases act via the formation of large multiprotein complexes. HDA19 is involved in jasmonic acid and ethylene signaling of pathogen response. Part of a repressor complex including APETALA2 (AP2) and TOPLESS (TPL) that control the expression domains of numerous flora [...] (501 aa)
NAC029NAC transcription factor 29; Transcription activator that binds to, and transactivates the promoter of the abscisic aldehyde oxidase AAO3. Promotes chlorophyll degradation in leaves by enhancing transcription of AAO3, which leads to increased levels of the senescence-inducing hormone abscisic acid (ABA). Involved in the control of dehydration in senescing leaves. Binds to the DNA sequence 5'-CACGTAAGT-3' of SAG113 promoter. SAG113 acts as negative regulator of ABA signaling for stomatal closure in leaves, and controls water loss during leaf senescence. Transcription factor of the NAC f [...] (268 aa)
CCD4Probable carotenoid cleavage dioxygenase 4, chloroplastic; May be involved in carotenoid cleavage; Belongs to the carotenoid oxygenase family. (595 aa)
COL1Zinc finger protein CONSTANS-LIKE 1; Putative transcription factor that may be involved in the light input to the circadian clock but does not affect flowering time; Belongs to the CONSTANS family. (355 aa)
SAP18Histone deacetylase complex subunit SAP18; Links the histone deacetylase complex to transcriptional repressors bound to chromatin. Involved in the tethering of the SIN3 complex to core histone proteins. (152 aa)
PIF3Transcription factor PIF3; Transcription factor acting positively in the phytochrome signaling pathway. Activates transcription by binding to the G box (5'- CACGTG-3'). (524 aa)
COR47Dehydrin COR47. (265 aa)
AP2Floral homeotic protein APETALA 2; Probable transcriptional activator that promotes early floral meristem identity. Is required subsequently for the transition of an inflorescence meristem into a floral meristem. Plays a central role in the specification of floral identity, particularly for the normal development of sepals and petals in the wild-type flower, by spatially controlling the expression domains of multiple floral organ identity genes. Acts as A class cadastral protein by repressing the C class floral homeotic gene AGAMOUS in association with other repressors like LEUNIG and [...] (432 aa)
FAD8Temperature-sensitive sn-2 acyl-lipid omega-3 desaturase (ferredoxin), chloroplastic; Chloroplast omega-3 fatty acid desaturase introduces the third double bond in the biosynthesis of 16:3 and 18:3 fatty acids, important constituents of plant membranes. It is thought to use ferredoxin as an electron donor and to act on fatty acids esterified to galactolipids, sulfolipids and phosphatidylglycerol. (435 aa)
ABI1Protein phosphatase 2C 56; Key component and repressor of the abscisic acid (ABA) signaling pathway that regulates numerous ABA responses, such as stomatal closure, osmotic water permeability of the plasma membrane (Pos), drought-induced resistance and rhizogenesis, response to glucose, high light stress, seed germination and inhibition of vegetative growth. During the stomatal closure regulation, modulates the inward calcium-channel permeability as well as the actin reorganization in guard cells in response to ABA. Involved in the resistance to the bacterial pathogen Pseudomonas syrin [...] (434 aa)
T25N20.10Bifunctional inhibitor/lipid-transfer protein/seed storage 2S albumin superfamily protein. (205 aa)
MPK3Mitogen-activated protein kinase 3; Involved in oxidative stress-mediated signaling cascade (such as ozone). Involved in the innate immune MAP kinase signaling cascade (MEKK1, MKK4/MKK5 and MPK3/MPK6) downstream of bacterial flagellin receptor FLS2. May be involved in hypersensitive response (HR)-mediated signaling cascade by modulating LIP5 phosphorylation and subsequent multivesicular bodies (MVBs) trafficking. May phosphorylate regulators of WRKY transcription factors. Mediates the phosphorylation of VIP1 and subsequent stress genes transcription in response to Agrobacterium. MKK9-M [...] (370 aa)
MYC2Transcription factor MYC2; Transcriptional activator. Common transcription factor of light, abscisic acid (ABA), and jasmonic acid (JA) signaling pathways. With MYC3 and MYC4, controls additively subsets of JA-dependent responses. In cooperation with MYB2 is involved in the regulation of ABA-inducible genes under drought stress conditions. Can form complexes with all known glucosinolate-related MYBs to regulate glucosinolate biosynthesis. Binds to the MYC recognition site (5'-CACATG-3'), and to the G-box (5'-CACNTG-3') and Z-box (5'-ATACGTGT-3') of promoters. Binds directly to the prom [...] (623 aa)
COR15AProtein COLD-REGULATED 15A, chloroplastic; Exhibits cryoprotective activity toward stromal substrates (e.g. LDH and rubisco) in chloroplasts and in protoplasts and confers freezing tolerance to plants in a CBF-dependent manner. Protectant against various stresses (e.g. cold, drought and heat stress) by preventing protein aggregation (e.g. LDH) and attenuating enzyme inactivation. Influences the intrinsic curvature of the inner membrane of the chloroplast envelope, and modulates the freeze-induced lamellar-to-hexagonal II phase transitions that occur in regions where the plasma membrane [...] (139 aa)
ACS41-aminocyclopropane-1-carboxylate synthase 4; 1-aminocyclopropane-1-carboxylate synthase (ACS) enzymes catalyze the conversion of S-adenosyl-L-methionine (SAM) into 1- aminocyclopropane-1-carboxylate (ACC), a direct precursor of ethylene. (474 aa)
APRR5Two-component response regulator-like APRR5; Transcriptional repressor of CCA1 and LHY, thereby controlling photoperiodic flowering response. Involved in the positive and negative feedback loops of the circadian clock. With RVE8, forms a negative feedback loop of the circadian clock. Expression of several members of the ARR-like family is controlled by circadian rhythm. Proteolytic substrate of the E3 ubiquitin ligase SCF(ADO1) complex. APRR9, APRR7, and APRR5 coordinately act on the upstream region of the target genes to repress their expression from noon until midnight. The particula [...] (558 aa)
HOS1E3 ubiquitin-protein ligase HOS1; E3 ubiquitin-protein ligase that mediates ubiquitination and subsequent proteasomal degradation of the transcription factor ICE1. Acts as a negative regulator of cold signaling pathways. Probably involved in recruiting the NUP107-160 subcomplex of the nuclear pore complex to chromatin (Probable). Controls flowering time in response to ambient temperatures (16 and 23 degrees Celsius) and intermittent cold, probably via the regulation of FT and TSF levels. (927 aa)
Your Current Organism:
Arabidopsis thaliana
NCBI taxonomy Id: 3702
Other names: A. thaliana, Arabidopsis thaliana (L.) Heynh., mouse-ear cress, thale cress, thale-cress
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