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PID2 | Protein kinase PINOID 2; Serine/threonine-protein kinase involved in the regulation of auxin signaling. Plays a minor role in the regulation of cellular auxin efflux and cotyledon organogenesis. (525 aa) | ||||
PIN7 | Auxin efflux carrier component 7; Acts as a component of the auxin efflux carrier. Mediates the initial auxin gradient which contributes to the establishment of the apical-basal axis in early embryogenesis. (619 aa) | ||||
NGA4 | B3 domain-containing transcription factor NGA4; Regulates lateral organ growth. Functionally redundant with NGA1, NGA2 and NGA3. (333 aa) | ||||
ARF18 | Auxin response factor 18; Auxin response factors (ARFs) are transcriptional factors that bind specifically to the DNA sequence 5'-TGTCTC-3' found in the auxin-responsive promoter elements (AuxREs). Could act as transcriptional activator or repressor. Formation of heterodimers with Aux/IAA proteins may alter their ability to modulate early auxin response genes expression. (602 aa) | ||||
WAG1 | Serine/threonine-protein kinase WAG1; Serine/threonine-protein kinase involved in the regulation of auxin signaling. Acts as a positive regulator of cellular auxin efflux and regulates organ development by enhancing PIN-mediated polar auxin transport. Phosphorylates conserved serine residues in the PIN auxin efflux carriers. Phosphorylation of PIN proteins is required and sufficient for apical-basal PIN polarity that enables directional intercellular auxin fluxes, which mediate differential growth, tissue patterning and organogenesis. Acts as suppressors of root waving. (476 aa) | ||||
NGA1 | B3 domain-containing transcription factor NGA1; Regulates lateral organ growth. Functionally redundant with NGA2, NGA3 and NGA4. (310 aa) | ||||
ARF8 | Auxin response factor 8; Auxin response factors (ARFs) are transcriptional factors that bind specifically to the DNA sequence 5'-TGTCTC-3' found in the auxin-responsive promoter elements (AuxREs). Seems to act as transcriptional activator. Formation of heterodimers with Aux/IAA proteins may alter their ability to modulate early auxin response genes expression. Regulates both stamen and gynoecium maturation. Promotes jasmonic acid production. Partially redundant with ARF6. Involved in fruit initiation. Acts as an inhibitor to stop further carpel development in the absence of fertilizati [...] (811 aa) | ||||
AMI1 | Amidase 1; Amidase involved in auxin biosynthesis. Converts indole-3- acetamide to indole-3-acetate. Converts phenyl-2-acetamide (PAM) to phenyl-2-acetate. Substrate preference is PAM > IAM. Can also use L-asparagine, oleamide and 1-naphtalene-acetamide as substrates, but not indole-3- acetonitrile or indole-3-acetyl-L-aspartic acid. (425 aa) | ||||
YUC4 | Probable indole-3-pyruvate monooxygenase YUCCA4; Involved in auxin biosynthesis. Both isoforms are catalitically active. Involved during embryogenesis and seedling development. Required for the formation of floral organs and vascular tissues. Belongs to the set of redundant YUCCA genes probably responsible for auxin biosynthesis in shoots. (411 aa) | ||||
BHLH55 | Transcription factor bHLH55. (257 aa) | ||||
ARF3 | Auxin response factor 3; Auxin response factors (ARFs) are transcriptional factors that bind specifically to the DNA sequence 5'-TGTCTC-3' found in the auxin-responsive promoter elements (AuxREs). Could act as transcriptional activator or repressor. Formation of heterodimers with Aux/IAA proteins may alter their ability to modulate early auxin response genes expression. Involved in the establishment or elaboration of tissue patterning during gynoecial development. (608 aa) | ||||
WAG2 | Serine/threonine-protein kinase WAG2; Serine/threonine-protein kinase involved in the regulation of auxin signaling. Acts as a positive regulator of cellular auxin efflux and regulates organ development by enhancing PIN-mediated polar auxin transport. Phosphorylates conserved serine residues in the PIN auxin efflux carriers. Phosphorylation of PIN proteins is required and sufficient for apical-basal PIN polarity that enables directional intercellular auxin fluxes, which mediate differential growth, tissue patterning and organogenesis. Acts as suppressors of root waving. (480 aa) | ||||
NGA2 | B3 domain-containing transcription factor NGA2; Regulates lateral organ growth. Functionally redundant with NGA1, NGA3 and NGA4. (299 aa) | ||||
NGA3 | B3 domain-containing transcription factor NGA3; Regulates lateral organ growth. Functionally redundant with NGA1, NGA2 and NGA4. (358 aa) | ||||
TAA1 | L-tryptophan--pyruvate aminotransferase 1; L-tryptophan aminotransferase involved in auxin (IAA) biosynthesis. Can convert L-tryptophan and pyruvate to indole-3-pyruvic acid (IPA) and alanine. Catalyzes the first step in IPA branch of the auxin biosynthetic pathway. Required for auxin production to initiate multiple change in growth in response to environmental and developmental cues. It is also active with phenylalanine, tyrosine, leucine, alanine, methionine and glutamine. Both TAA1 and TAR2 are required for maintaining proper auxin levels in roots, while TAA1, TAR1 and TAR2 are requ [...] (391 aa) | ||||
PIN3 | Auxin efflux carrier component 3; Acts as a component of the auxin efflux carrier. Seems to be involved in the lateral auxin transport system and mediates tropic growth. Coordinated polar localization of PIN3 is directly regulated by the vesicle trafficking process. (640 aa) | ||||
SRS1 | Protein SHI RELATED SEQUENCE 1; Transcription activator that binds DNA on 5'-ACTCTAC-3' and promotes auxin homeostasis-regulating gene expression (e.g. YUC genes), as well as genes affecting stamen development, cell expansion and timing of flowering. Synergistically with other SHI-related proteins, regulates gynoecium, stamen and leaf development in a dose-dependent manner, controlling apical-basal patterning. Promotes style and stigma formation, and influences vascular development during gynoecium development. May also have a role in the formation and/or maintenance of the shoot apica [...] (370 aa) | ||||
YUC2 | Indole-3-pyruvate monooxygenase YUCCA2; Involved in auxin biosynthesis. Converts the indole-3-pyruvic acid (IPA) produced by the TAA family to indole-3-acetic acid (IAA). Unable to use tryptamine (TAM) as substrate. Required for the formation of floral organs and vascular tissues. Belongs to the set of redundant YUCCA genes probably responsible for auxin biosynthesis in shoots. (415 aa) | ||||
YUC8 | Probable 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) | ||||
YUC1 | Probable indole-3-pyruvate monooxygenase YUCCA1; Involved in auxin biosynthesis, but not in the tryptamine or the CYP79B2/B3 branches. Catalyzes in vitro the N-oxidation of tryptamine to form N-hydroxyl tryptamine. Involved during embryogenesis and seedling development. Required for the formation of floral organs and vascular tissues. Belongs to the set of redundant YUCCA genes probably responsible for auxin biosynthesis in shoots. (414 aa) | ||||
SHI | Protein SHORT INTERNODES; Transcription activator that binds DNA on 5'-ACTCTAC-3' and promotes auxin homeostasis-regulating gene expression (e.g. YUC genes), as well as genes affecting stamen development, cell expansion and timing of flowering. Synergistically with other SHI-related proteins, regulates gynoecium, stamen and leaf development in a dose-dependent manner, controlling apical-basal patterning. Promotes style and stigma formation, and influences vascular development during gynoecium development. May also have a role in the formation and/or maintenance of the shoot apical meri [...] (331 aa) | ||||
ARF11 | Auxin response factor 11; Auxin response factors (ARFs) are transcriptional factors that bind specifically to the DNA sequence 5'-TGTCTC-3' found in the auxin-responsive promoter elements (AuxREs). Could act as transcriptional activator or repressor. Formation of heterodimers with Aux/IAA proteins may alter their ability to modulate early auxin response genes expression. (622 aa) |