PSAT phosphoserine aminotransferase [Arabidopsis thaliana (thale cress)] - Gene

Summary

Official Symbol: PSAT
Official Full Name: phosphoserine aminotransferase
Primary source: TAIR:AT4G35630
Locus tag: AT4G35630
See related: Araport:AT4G35630
Gene type: protein coding
RefSeq status: REVIEWED
Organism: Arabidopsis thaliana (ecotype: Columbia)
Lineage: Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta; Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae; rosids; malvids; Brassicales; Brassicaceae; Camelineae; Arabidopsis
Also known as: phosphoserine aminotransferase; PHOSPHOSERINE AMINOTRANSFERASE; phosphoserine aminotransferase 1; PSAT1
Summary: Encodes a phosphoserine aminotransferase which is involved in serine biosynthesis in the chloroplast which operates via the phosphorylated pathway.
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Chromosome 4 - NC_003075.7 Genomic Context describing neighboring genes

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Products	Interactant	Other Gene	Complex	Source	Pubs	Description

NM_119728.2

Function	Evidence Code	Pubs
enables O-phospho-L-serine:2-oxoglutarate aminotransferase activity	IDA Inferred from Direct Assay more info	PubMed
enables O-phospho-L-serine:2-oxoglutarate aminotransferase activity	IGI Inferred from Genetic Interaction more info	PubMed
enables protein homodimerization activity	IDA Inferred from Direct Assay more info	PubMed
enables pyridoxal phosphate binding	IDA Inferred from Direct Assay more info	PubMed

Process	Evidence Code	Pubs
acts_upstream_of_or_within L-serine biosynthetic process	TAS Traceable Author Statement more info	PubMed

Component	Evidence Code	Pubs
located_in chloroplast	HDA more info	PubMed
located_in chloroplast	IDA Inferred from Direct Assay more info	PubMed
located_in chloroplast	ISM Inferred from Sequence Model more info
located_in chloroplast stroma	HDA more info	PubMed
NOT located_in cytosol	RCA inferred from Reviewed Computational Analysis more info	PubMed
located_in plastid	HDA more info	PubMed

NP_195288.1

phosphoserine aminotransferase (PSAT); FUNCTIONS IN: O-phospho-L-serine:2-oxoglutarate aminotransferase activity; INVOLVED IN: L-serine biosynthetic process; LOCATED IN: chloroplast stroma, chloroplast; EXPRESSED IN: 23 plant structures; EXPRESSED DURING: 14 growth stages; CONTAINS InterPro DOMAIN/s: Aminotransferase class-V pyridoxal-phosphate binding site (InterPro:IPR020578), Pyridoxal phosphate-dependent transferase, major domain (InterPro:IPR015424), Aminotransferase, class V/Cysteine desulfurase (InterPro:IPR000192), Phosphoserine aminotransferase, subgroup (InterPro:IPR003248), Pyridoxal phosphate-dependent transferase, major region, subdomain 1 (InterPro:IPR015421), Pyridoxal phosphate-dependent transferase, major region, subdomain 2 (InterPro:IPR015422), Phosphoserine aminotransferase (InterPro:IPR022278); BEST Arabidopsis thaliana protein match is: Pyridoxal phosphate (PLP)-dependent transferases superfamily protein (TAIR:AT2G17630.1); Has 1807 Blast hits to 1807 proteins in 277 species: Archae - 0; Bacteria - 0; Metazoa - 736; Fungi - 347; Plants - 385; Viruses - 0; Other Eukaryotes - 339 (source: NCBI BLink).

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