Description : (at3g53030 : 496.0) Encodes a protein kinase SRPK4 that specifically targets Arabidopsis Ser/Arg-rich (SR) slicing factors involved in RNA metabolism. In vitro kinase assay showed that SRPK4 phosphorylates the SR protein RSp31.; ser/arg-rich protein kinase 4 (SRPK4); FUNCTIONS IN: protein kinase activity, kinase activity; INVOLVED IN: response to oxidative stress, protein amino acid phosphorylation; LOCATED IN: cellular_component unknown; EXPRESSED IN: 23 plant structures; EXPRESSED DURING: 13 growth stages; CONTAINS InterPro DOMAIN/s: Protein kinase, ATP binding site (InterPro:IPR017441), Serine/threonine-protein kinase domain (InterPro:IPR002290), Serine/threonine-protein kinase-like domain (InterPro:IPR017442), Serine/threonine-protein kinase, active site (InterPro:IPR008271), Protein kinase-like domain (InterPro:IPR011009), Protein kinase, catalytic domain (InterPro:IPR000719), Tyrosine-protein kinase, catalytic domain (InterPro:IPR020635); BEST Arabidopsis thaliana protein match is: Protein kinase superfamily protein (TAIR:AT3G44850.1); Has 38460 Blast hits to 29477 proteins in 1034 species: Archae - 2; Bacteria - 1392; Metazoa - 15648; Fungi - 7270; Plants - 6510; Viruses - 16; Other Eukaryotes - 7622 (source: NCBI BLink). & (reliability: 992.0) & (original description: no original description)
Condition specificity: 10 h after dark (SPM: 1.0, entropy: 0.65, tau: 1.0)