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4QYS

TrpB2 enzymes

Functional Information from GO Data
ChainGOidnamespacecontents
A0000162biological_processL-tryptophan biosynthetic process
A0004834molecular_functiontryptophan synthase activity
A0006568biological_processL-tryptophan metabolic process
A0008652biological_processamino acid biosynthetic process
A0009073biological_processaromatic amino acid family biosynthetic process
A0016829molecular_functionlyase activity
A0030170molecular_functionpyridoxal phosphate binding
A0052684molecular_functionL-serine hydro-lyase (adding indole, L-tryptophan-forming) activity
B0000162biological_processL-tryptophan biosynthetic process
B0004834molecular_functiontryptophan synthase activity
B0006568biological_processL-tryptophan metabolic process
B0008652biological_processamino acid biosynthetic process
B0009073biological_processaromatic amino acid family biosynthetic process
B0016829molecular_functionlyase activity
B0030170molecular_functionpyridoxal phosphate binding
B0052684molecular_functionL-serine hydro-lyase (adding indole, L-tryptophan-forming) activity
Functional Information from PDB Data
site_idAC1
Number of Residues13
DetailsBINDING SITE FOR RESIDUE PLR B 501
ChainResidue
BHIS110
BGLU383
BSER412
BHOH623
BHOH671
BLYS111
BGLN138
BGLY262
BGLY263
BGLY264
BSER265
BASN266
BALA381

site_idAC2
Number of Residues13
DetailsBINDING SITE FOR RESIDUE PLP A 501
ChainResidue
AHIS110
ALYS111
AGLN138
ASER227
AGLY262
AGLY263
AGLY264
ASER265
AASN266
AALA381
AGLU383
ASER412
ASEP502

site_idAC3
Number of Residues12
DetailsBINDING SITE FOR RESIDUE SEP A 502
ChainResidue
ALYS111
ATHR134
AGLY135
AALA136
AGLY137
AGLN138
ATRP139
AGLY336
ALEU337
AARG338
AGLU383
APLP501

Functional Information from PROSITE/UniProt
site_idPS00168
Number of Residues15
DetailsTRP_SYNTHASE_BETA Tryptophan synthase beta chain pyridoxal-phosphate attachment site. YtYtGSHKiNsaLaH
ChainResidueDetails
BTYR104-HIS118

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsModified residue: {"description":"N6-(pyridoxal phosphate)lysine","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

247947

PDB entries from 2026-01-21

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