STRINGSTRING
COP1 COP1 CDKB1-2 CDKB1-2 FAMA FAMA BASL BASL ERL2 ERL2 SPCH SPCH EPF1 EPF1 PIF4 PIF4 SCRM2 SCRM2 ALMT9 ALMT9 SCRM SCRM MUTE MUTE ALMT6 ALMT6 EPFL9 EPFL9 DTX33 DTX33 EPF2 EPF2 ERL1 ERL1 MYB88 MYB88 DTX35 DTX35 HY5 HY5 SBT1.2 SBT1.2 PHYA PHYA PHYB PHYB CDKB1-1 CDKB1-1 HSP90-1 HSP90-1
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query proteins and first shell of interactors
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second shell of interactors
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proteins of unknown 3D structure
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a 3D structure is known or predicted
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experimentally determined
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COP1E3 ubiquitin-protein ligase COP1; E3 ubiquitin-protein ligase that acts as a repressor of photomorphogenesis and as an activator of etiolation in darkness. E3 ubiquitin ligases accept ubiquitin from an E2 ubiquitin-conjugating enzyme in the form of a thioester and then directly transfers the ubiquitin to targeted substrates. Represses photomorphogenesis in darkness by mediating ubiquitination and subsequent proteasomal degradation of light-induced transcription factors such as HY5, HYH and LAF1. Down-regulates MYB21, probably via ubiquitination process. Light stimuli abrogate the repre [...] (675 aa)
CDKB1-2Cyclin-dependent kinase B1-2; Together with CDKB1-1, promotes both the last division in the stomatal cell lineage as well as the number of stomata. In collaboration with MYB124 and MYB88, restrict the G1/S transition and chloroplast and nuclear number during stomatal formation, and normally maintain fate and developmental progression throughout the stomatal cell lineage. Belongs to the protein kinase superfamily. CMGC Ser/Thr protein kinase family. CDC2/CDKX subfamily. (311 aa)
FAMATranscription factor FAMA; Transcription activator. Together with MYB88 and MYB124, ensures that stomata contain just two guard cells (GCs) by enforcing a single symmetric precursor cell division before stomatal maturity. Together with SPCH and MUTE, regulates the stomata formation. Required to promote differentiation and morphogenesis of stomatal guard cells and to halt proliferative divisions in their immediate precursors. Mediates the formation of stomata. Prevents histone H3K27me3 marks and derepresses stem cell gene expression. (414 aa)
BASLProtein BREAKING OF ASYMMETRY IN THE STOMATAL LINEAGE; Regulates asymmetric cell division (ACD), especially in stomatal-lineage cells, probably by modulating accumulation and subcellular polarization of POLAR and SPCH. Mediates an attenuation of MAPK signaling upon polarization of POLAR and ASK7/BIN2 in stomatal lineage ground cells (SLGCs) undergoing ACD, and relieves BIN2 inhibition of SPCH in the nucleus. When phosphorylated, functions as a scaffold and recruits the MAPKKK YODA, MPK3 and MPK6 to spatially reorganize the MAPK signaling pathway at the cortex of cells undergoing ACD. C [...] (262 aa)
ERL2LRR receptor-like serine/threonine-protein kinase ERL2; Receptor kinase that regulates inflorescence architecture and organ shape as well as stomatal patterning, including density and clustering, together with ERL1 and ER. (967 aa)
SPCHTranscription factor SPEECHLESS; Transcription factor acting as an integration node for stomata and brassinosteroid (BR) signaling pathways to control stomatal initiation and development. Activates transcription when in the presence of SCRM/ICE1. Functions as a dimer with SCRM or SCRM2 during stomatal initiation. Required for the initiation, the spacing and the formation of stomata, by promoting the first asymmetric cell divisions. Together with FMA and MUTE, modulates the stomata formation. Involved in the regulation of growth reduction under osmotic stress (e.g. mannitol), associated [...] (364 aa)
EPF1Protein EPIDERMAL PATTERNING FACTOR 1; Controls stomatal patterning. Regulates asymmetric cell division during guard cell differentiation. Mediates stomatal development inhibition. Not cleaved by the protease CRSP (AC Q9LNU1). MEPF1: mobile signal controlling stomatal development in a non-cell-autonomous manner. Uses ERL1 as major receptor. May act by competing with somatogen (AC Q9SV72) for the same receptor, TMM (AC Q9SSD1). Belongs to the plant cysteine rich small secretory peptide family. Epidermal patterning factor subfamily. (104 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)
SCRM2Transcription factor SCREAM2; 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. (450 aa)
ALMT9Aluminum-activated malate transporter 9; Vacuolar malate channel. Has a higher selectivity for malate than for fumarate. Exhibits also a weak chloride conductance. (598 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)
MUTETranscription factor MUTE; Transcription factor. Together with FMA and SPCH, regulates the stomata formation. Required for the differentiation of stomatal guard cells, by promoting successive asymmetric cell divisions and the formation of guard mother cells. Promotes the conversion of the leaf epidermis into stomata. (202 aa)
ALMT6Aluminum-activated malate transporter 6; Malate transporter; Belongs to the aromatic acid exporter (TC 2.A.85) family. (538 aa)
EPFL9EPIDERMAL PATTERNING FACTOR-like protein 9; [Stomagen]: Positively regulates stomatal density and patterning. Acts by competing with EPF2 (AC Q8LC53) for the same receptors, ERECTA (AC Q42371) and TMM (AC Q9SSD1). Not cleaved by the protease CRSP (AC Q9LNU1). Belongs to the plant cysteine rich small secretory peptide family. Epidermal patterning factor subfamily. (102 aa)
DTX33Protein DETOXIFICATION 33. (484 aa)
EPF2Protein EPIDERMAL PATTERNING FACTOR 2; Controls stomatal patterning. Regulates the number of cells that enter, and remain in, the stomatal lineage by inhibiting protodermal cells from adopting the meristemoid mother cell (MMC) fate in a non-cell-autonomous manner. Mediates stomatal development inhibition. MEPF2: mobile signal controlling stomatal development in a non-cell-autonomous manner. Uses ERECTA as major receptor. Inactivated by cleavage by CRSP (AC Q9LNU1). May act by competing with somatogen (AC Q9SV72) for the same receptor, TMM (AC Q9SSD1). (120 aa)
ERL1LRR receptor-like serine/threonine-protein kinase ERL1; Receptor kinase that regulates inflorescence architecture and organ shape as well as stomatal patterning, including density and clustering, together with ER and ERL2. Redundantly involved with ER in procambial development regulation. Forms a functional ligand-receptor pair with EPF1 (AC Q8S8I4). Forms a constitutive complex with TMM involved in the recognition of the stomatal regulatory peptides EPF1, EPF2 and EPFL9/STOMAGEN. Belongs to the protein kinase superfamily. Ser/Thr protein kinase family. (966 aa)
MYB88Transcription factor MYB88; Transcription factor that binds to DNA in promoters cis- regulatory element 5'-GGCGCGC-3' of cell cycle genes, including cyclins, cyclin-dependent kinases (CDKs), and components of the pre- replication complex. Binds to DNA in promoters cis-regulatory element 5'-AGCCG-3' of auxin regulated genes (e.g. PIN3 and PIN7). Together with FAMA and MYB124, ensures that stomata contain just two guard cells (GCs) by enforcing a single symmetric precursor cell division before stomatal maturity. Represses the expression of the mitosis-inducing factors CDKB1-1 and CDKA-1, [...] (484 aa)
DTX35Protein DETOXIFICATION 35; Multidrug and toxin efflux transporter involved in flavonoid metabolism. Required for proper reproductive development. (488 aa)
HY5Transcription factor HY5; Transcription factor that promotes photomorphogenesis in light. Acts downstream of the light receptor network and directly affects transcription of light-induced genes. Specifically involved in the blue light specific pathway, suggesting that it participates in transmission of cryptochromes (CRY1 and CRY2) signals to downstream responses. In darkness, its degradation prevents the activation of light-induced genes (Probable). Acts coordinately with SPL7 to regulate the microRNA miR408 and its target genes in response to changes in light and copper conditions. R [...] (168 aa)
SBT1.2Subtilisin-like protease SBT1.2; Serine protease involved in the negative regulation of stomatal density and distribution. Not active on EPFL6 (AC Q1PEY6). Positive regulator of water use efficiency (WUE). (775 aa)
PHYAPhytochrome A; Regulatory photoreceptor which exists in two forms that are reversibly interconvertible by light: the Pr form that absorbs maximally in the red region of the spectrum and the Pfr form that absorbs maximally in the far-red region. Photoconversion of Pr to Pfr induces an array of morphogenetic responses, whereas reconversion of Pfr to Pr cancels the induction of those responses. Pfr controls the expression of a number of nuclear genes including those encoding the small subunit of ribulose-bisphosphate carboxylase, chlorophyll A/B binding protein, protochlorophyllide reduct [...] (1122 aa)
PHYBPhytochrome B; Regulatory photoreceptor which exists in two forms that are reversibly interconvertible by light: the Pr form that absorbs maximally in the red region of the spectrum and the Pfr form that absorbs maximally in the far-red region. Photoconversion of Pr to Pfr induces an array of morphogenetic responses, whereas reconversion of Pfr to Pr cancels the induction of those responses. Pfr controls the expression of a number of nuclear genes including those encoding the small subunit of ribulose-bisphosphate carboxylase, chlorophyll A/B binding protein, protochlorophyllide reduct [...] (1172 aa)
CDKB1-1Cyclin-dependent kinase B1-1; May control G2/M (mitosis) phase progression. Plays a role in regulating seedling growth in darkness via regulation of hypocotyl cell elongation and cotyledon cell development. Plays a role in stomatal development. Required to suppress endoreduplication. Together with CDKB1-2, promotes both the last division in the stomatal cell lineage as well as the number of stomata. In collaboration with MYB124 and MYB88, restrict the G1/S transition and chloroplast and nuclear number during stomatal formation, and normally maintain fate and developmental progression t [...] (309 aa)
HSP90-1Heat shock protein 90-1; Functions as a holding molecular chaperone (holdase) which stabilizes unfolding protein intermediates and rapidly releases them in an active form once stress has abated. Functions as a folding molecular chaperone (foldase) that assists the non-covalent folding of proteins in an ATP-dependent manner. Molecular chaperone involved in R gene-mediated disease resistance. Required for full RPS2- mediated resistance through interaction with RAR1. Possesses probably ATPase activity. (700 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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