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1W3U

Crystal structure of phosphoserine aminotransferase from Bacillus circulans var. alkalophilus

Functional Information from GO Data
ChainGOidnamespacecontents
A0004648molecular_functionO-phospho-L-serine:2-oxoglutarate aminotransferase activity
A0005737cellular_componentcytoplasm
A0006563biological_processL-serine metabolic process
A0006564biological_processL-serine biosynthetic process
A0008483molecular_functiontransaminase activity
A0008652biological_processamino acid biosynthetic process
A0016740molecular_functiontransferase activity
A0030170molecular_functionpyridoxal phosphate binding
Functional Information from PDB Data
site_idAC1
Number of Residues15
DetailsBINDING SITE FOR RESIDUE PLP A 1363
ChainResidue
AGLY76
ALYS197
AASN238
ATHR239
AHOH2238
AHOH2336
AHOH2337
AALA77
ASER78
APHE81
ATRP103
ATHR153
AASP173
ASER175
AGLN196

site_idAC2
Number of Residues9
DetailsBINDING SITE FOR RESIDUE GOL A 1364
ChainResidue
ALEU113
AHIS220
ALEU221
APRO222
AARG359
AHOH2222
AHOH2338
AHOH2339
AHOH2340

Functional Information from PROSITE/UniProt
site_idPS00595
Number of Residues20
DetailsAA_TRANSFER_CLASS_5 Aminotransferases class-V pyridoxal-phosphate attachment site. FGLVyaGAQKnlgps.GvTvV
ChainResidueDetails
APHE188-VAL207

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsBINDING: BINDING => ECO:0000250
ChainResidueDetails
AARG43

site_idSWS_FT_FI2
Number of Residues6
DetailsBINDING:
ChainResidueDetails
AALA77
ATRP103
ATHR153
AASP173
AGLN196
AASN238

site_idSWS_FT_FI3
Number of Residues1
DetailsMOD_RES: N6-(pyridoxal phosphate)lysine
ChainResidueDetails
ALYS197

Catalytic Information from CSA
site_idCSA1
Number of Residues3
DetailsAnnotated By Reference To The Literature 1bjo
ChainResidueDetails
ATRP103
ALYS197
AASP173

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PDB entries from 2025-06-11

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