ID I1D6M3_9PSEU Unreviewed; 376 AA.
AC I1D6M3;
DT 13-JUN-2012, integrated into UniProtKB/TrEMBL.
DT 13-JUN-2012, sequence version 1.
DT 27-MAR-2024, entry version 60.
DE RecName: Full=Phosphoserine aminotransferase {ECO:0000256|HAMAP-Rule:MF_00160};
DE EC=2.6.1.52 {ECO:0000256|HAMAP-Rule:MF_00160};
DE AltName: Full=Phosphohydroxythreonine aminotransferase {ECO:0000256|HAMAP-Rule:MF_00160};
DE Short=PSAT {ECO:0000256|HAMAP-Rule:MF_00160};
GN Name=serC {ECO:0000256|HAMAP-Rule:MF_00160};
GN ORFNames=SacglDRAFT_03750 {ECO:0000313|EMBL:EIF00598.1};
OS Saccharomonospora glauca K62.
OC Bacteria; Actinomycetota; Actinomycetes; Pseudonocardiales;
OC Pseudonocardiaceae; Saccharomonospora.
OX NCBI_TaxID=928724 {ECO:0000313|EMBL:EIF00598.1, ECO:0000313|Proteomes:UP000005087};
RN [1] {ECO:0000313|EMBL:EIF00598.1, ECO:0000313|Proteomes:UP000005087}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=K62 {ECO:0000313|EMBL:EIF00598.1,
RC ECO:0000313|Proteomes:UP000005087};
RG US DOE Joint Genome Institute (JGI-PGF);
RA Lucas S., Han J., Lapidus A., Cheng J.-F., Goodwin L., Pitluck S.,
RA Peters L., Land M.L., Hauser L., Brambilla E., Klenk H.-P., Woyke T.J.;
RL Submitted (SEP-2011) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|Proteomes:UP000005087}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=K62 {ECO:0000313|Proteomes:UP000005087};
RG US DOE Joint Genome Institute;
RA Lucas S., Han J., Lapidus A., Cheng J.-F., Goodwin L., Pitluck S.,
RA Peters L., Mikhailova N., Held B., Detter J.C., Han C., Tapia R., Land M.,
RA Hauser L., Kyrpides N., Ivanova N., Pagani I., Brambilla E.-M.,
RA Klenk H.-P., Woyke T.;
RT "Noncontiguous Finished sequence of chromosome of Saccharomonospora glauca
RT K62.";
RL Submitted (JAN-2012) to the EMBL/GenBank/DDBJ databases.
CC -!- FUNCTION: Catalyzes the reversible conversion of 3-
CC phosphohydroxypyruvate to phosphoserine and of 3-hydroxy-2-oxo-4-
CC phosphonooxybutanoate to phosphohydroxythreonine. {ECO:0000256|HAMAP-
CC Rule:MF_00160}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=2-oxoglutarate + 4-(phosphooxy)-L-threonine = (R)-3-hydroxy-2-
CC oxo-4-phosphooxybutanoate + L-glutamate; Xref=Rhea:RHEA:16573,
CC ChEBI:CHEBI:16810, ChEBI:CHEBI:29985, ChEBI:CHEBI:58452,
CC ChEBI:CHEBI:58538; EC=2.6.1.52;
CC Evidence={ECO:0000256|ARBA:ARBA00001607, ECO:0000256|HAMAP-
CC Rule:MF_00160};
CC -!- CATALYTIC ACTIVITY:
CC Reaction=2-oxoglutarate + O-phospho-L-serine = 3-phosphooxypyruvate +
CC L-glutamate; Xref=Rhea:RHEA:14329, ChEBI:CHEBI:16810,
CC ChEBI:CHEBI:18110, ChEBI:CHEBI:29985, ChEBI:CHEBI:57524; EC=2.6.1.52;
CC Evidence={ECO:0000256|ARBA:ARBA00001871, ECO:0000256|HAMAP-
CC Rule:MF_00160};
CC -!- COFACTOR:
CC Name=pyridoxal 5'-phosphate; Xref=ChEBI:CHEBI:597326;
CC Evidence={ECO:0000256|HAMAP-Rule:MF_00160};
CC Note=Binds 1 pyridoxal phosphate per subunit. {ECO:0000256|HAMAP-
CC Rule:MF_00160};
CC -!- PATHWAY: Amino-acid biosynthesis; L-serine biosynthesis; L-serine from
CC 3-phospho-D-glycerate: step 2/3. {ECO:0000256|ARBA:ARBA00005099,
CC ECO:0000256|HAMAP-Rule:MF_00160}.
CC -!- PATHWAY: Cofactor biosynthesis; pyridoxine 5'-phosphate biosynthesis;
CC pyridoxine 5'-phosphate from D-erythrose 4-phosphate: step 3/5.
CC {ECO:0000256|HAMAP-Rule:MF_00160}.
CC -!- SUBUNIT: Homodimer. {ECO:0000256|HAMAP-Rule:MF_00160}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00160}.
CC -!- SIMILARITY: Belongs to the class-V pyridoxal-phosphate-dependent
CC aminotransferase family. SerC subfamily.
CC {ECO:0000256|ARBA:ARBA00006904, ECO:0000256|HAMAP-Rule:MF_00160}.
CC -!- CAUTION: Lacks conserved residue(s) required for the propagation of
CC feature annotation. {ECO:0000256|HAMAP-Rule:MF_00160}.
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DR EMBL; CM001484; EIF00598.1; -; Genomic_DNA.
DR RefSeq; WP_005466395.1; NZ_CM001484.1.
DR AlphaFoldDB; I1D6M3; -.
DR STRING; 928724.SacglDRAFT_03750; -.
DR eggNOG; COG1932; Bacteria.
DR HOGENOM; CLU_061974_0_0_11; -.
DR OrthoDB; 975012at2; -.
DR UniPathway; UPA00135; UER00197.
DR UniPathway; UPA00244; UER00311.
DR Proteomes; UP000005087; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0004648; F:O-phospho-L-serine:2-oxoglutarate aminotransferase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0030170; F:pyridoxal phosphate binding; IEA:UniProtKB-UniRule.
DR GO; GO:0006564; P:L-serine biosynthetic process; IEA:UniProtKB-UniRule.
DR GO; GO:0008615; P:pyridoxine biosynthetic process; IEA:UniProtKB-UniRule.
DR Gene3D; 3.90.1150.10; Aspartate Aminotransferase, domain 1; 1.
DR Gene3D; 3.40.640.10; Type I PLP-dependent aspartate aminotransferase-like (Major domain); 1.
DR HAMAP; MF_00160; SerC_aminotrans_5; 1.
DR InterPro; IPR000192; Aminotrans_V_dom.
DR InterPro; IPR022278; Pser_aminoTfrase.
DR InterPro; IPR006272; Pser_aminoTfrase_mycobac.
DR InterPro; IPR015424; PyrdxlP-dep_Trfase.
DR InterPro; IPR015421; PyrdxlP-dep_Trfase_major.
DR InterPro; IPR015422; PyrdxlP-dep_Trfase_small.
DR NCBIfam; TIGR01366; serC_3; 1.
DR PANTHER; PTHR21152:SF39; ALANINE--GLYOXYLATE AMINOTRANSFERASE; 1.
DR PANTHER; PTHR21152; AMINOTRANSFERASE CLASS V; 1.
DR Pfam; PF00266; Aminotran_5; 1.
DR PIRSF; PIRSF000525; SerC; 1.
DR SUPFAM; SSF53383; PLP-dependent transferases; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605, ECO:0000256|HAMAP-
KW Rule:MF_00160};
KW Aminotransferase {ECO:0000256|ARBA:ARBA00022576, ECO:0000256|HAMAP-
KW Rule:MF_00160}; Cytoplasm {ECO:0000256|HAMAP-Rule:MF_00160};
KW Pyridoxal phosphate {ECO:0000256|ARBA:ARBA00022898, ECO:0000256|HAMAP-
KW Rule:MF_00160}; Pyridoxine biosynthesis {ECO:0000256|HAMAP-Rule:MF_00160};
KW Reference proteome {ECO:0000313|Proteomes:UP000005087};
KW Serine biosynthesis {ECO:0000256|ARBA:ARBA00023299, ECO:0000256|HAMAP-
KW Rule:MF_00160};
KW Transferase {ECO:0000256|HAMAP-Rule:MF_00160, ECO:0000313|EMBL:EIF00598.1}.
FT DOMAIN 139..333
FT /note="Aminotransferase class V"
FT /evidence="ECO:0000259|Pfam:PF00266"
FT BINDING 48
FT /ligand="L-glutamate"
FT /ligand_id="ChEBI:CHEBI:29985"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00160"
FT BINDING 106
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00160"
FT BINDING 152
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00160"
FT BINDING 174
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00160"
FT BINDING 197
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00160"
FT BINDING 249..250
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00160"
FT MOD_RES 198
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00160"
SQ SEQUENCE 376 AA; 40633 MW; 4769C8CEF48E90CB CRC64;
MTEAVDLTLP ADLKPSDGRF GCGPSKVRPE QLANLAKDGA SVLGTSHRQK PVKSLVGRVR
AGLTELFGLP EGYEVVLGNG GTTAFWDAAA FGLVRERAQH FTYGEFSTKF AKVTDKAPFL
SDSIIVKSEP GSAPEIAYQE GADLLAWAHN ETSTGVAVPV RRPEGSDGAL VAIDATSGAG
GLPVNAADFD VYYFAPQKSF ASDGGLWIAL MSPAAIERVN EIGASDRWVP DFLSLPTALD
NSRKDQTYNT PAVATLFLLA DQIEWMLANG GLEWTTARTR ESSNRLYEWA EKTSYTTPFV
SDPALRSQVV GTIDFDDSVD ASVVAKTLRA NGIVDVEPYR KLERNQLRIG MFPAIEPDDI
TALTRCVEWV VDNLPK
//
