ID A0A261U852_9BORD Unreviewed; 376 AA.
AC A0A261U852;
DT 20-DEC-2017, integrated into UniProtKB/TrEMBL.
DT 20-DEC-2017, sequence version 1.
DT 24-JAN-2024, entry version 20.
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=CAL20_08570 {ECO:0000313|EMBL:OZI57440.1};
OS Bordetella genomosp. 4.
OC Bacteria; Pseudomonadota; Betaproteobacteria; Burkholderiales;
OC Alcaligenaceae; Bordetella.
OX NCBI_TaxID=463044 {ECO:0000313|EMBL:OZI57440.1, ECO:0000313|Proteomes:UP000216885};
RN [1] {ECO:0000313|EMBL:OZI57440.1, ECO:0000313|Proteomes:UP000216885}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=AU9919 {ECO:0000313|EMBL:OZI57440.1,
RC ECO:0000313|Proteomes:UP000216885};
RA Spilker T., LiPuma J.;
RT "Complete and WGS of Bordetella genogroups.";
RL Submitted (MAY-2017) 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, ECO:0000256|RuleBase:RU004505};
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, ECO:0000256|RuleBase:RU004505}.
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}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:OZI57440.1}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; NEVQ01000012; OZI57440.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A261U852; -.
DR UniPathway; UPA00135; UER00197.
DR UniPathway; UPA00244; UER00311.
DR Proteomes; UP000216885; Unassembled WGS sequence.
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; IPR020578; Aminotrans_V_PyrdxlP_BS.
DR InterPro; IPR022278; Pser_aminoTfrase.
DR InterPro; IPR015424; PyrdxlP-dep_Trfase.
DR InterPro; IPR015421; PyrdxlP-dep_Trfase_major.
DR InterPro; IPR015422; PyrdxlP-dep_Trfase_small.
DR NCBIfam; TIGR01364; serC_1; 1.
DR PANTHER; PTHR43247; PHOSPHOSERINE AMINOTRANSFERASE; 1.
DR PANTHER; PTHR43247:SF1; PHOSPHOSERINE AMINOTRANSFERASE; 1.
DR Pfam; PF00266; Aminotran_5; 1.
DR PIRSF; PIRSF000525; SerC; 1.
DR SUPFAM; SSF53383; PLP-dependent transferases; 1.
DR PROSITE; PS00595; AA_TRANSFER_CLASS_5; 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};
KW Pyridoxine biosynthesis {ECO:0000256|ARBA:ARBA00023096, ECO:0000256|HAMAP-
KW Rule:MF_00160}; Reference proteome {ECO:0000313|Proteomes:UP000216885};
KW Serine biosynthesis {ECO:0000256|ARBA:ARBA00023299, ECO:0000256|HAMAP-
KW Rule:MF_00160};
KW Transferase {ECO:0000256|HAMAP-Rule:MF_00160,
KW ECO:0000256|RuleBase:RU004505}.
FT DOMAIN 5..364
FT /note="Aminotransferase class V"
FT /evidence="ECO:0000259|Pfam:PF00266"
FT BINDING 42
FT /ligand="L-glutamate"
FT /ligand_id="ChEBI:CHEBI:29985"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00160"
FT BINDING 104
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00160"
FT BINDING 163
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00160"
FT BINDING 188
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00160"
FT BINDING 211
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00160"
FT BINDING 253..254
FT /ligand="pyridoxal 5'-phosphate"
FT /ligand_id="ChEBI:CHEBI:597326"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00160"
FT MOD_RES 212
FT /note="N6-(pyridoxal phosphate)lysine"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00160"
SQ SEQUENCE 376 AA; 40819 MW; 259998E803FC650D CRC64;
MARPWNFSAG PSALPEVVLQ QVAAEMLDWN GSGMSVMEMS HRGKHFVQIC DTAESDLREL
LGVPADYAVM FMQGGGLGEN AIVPMNLIGR RGYAAADFVL TGHWSTRSHK EAGRYGDVQI
AATSGVATQI DGREQAPWTW VPPVQTWNVR PEAAYLHLCS NETIHGVEFL DWPDMAALGA
PDVPLVVDAS SHFLSRPLDV TRTGLMFAGA QKNAGPAGVT MVVARRDLIG KSLPICPSAF
DYANVAAEHS RYNTPPAFAI YVAGLVFKWI KAQGGVAAIE AANCAKAELL YGYLDSTSFY
RNPVHTPVRS RMNVPFVLRD ESLNDAFLQG AEAAGLMQLK GHKSVGGMRA SIYNAMPLEG
VQALVDYLKE FERRYG
//
