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1QCN

CRYSTAL STRUCTURE OF FUMARYLACETOACETATE HYDROLASE

Functional Information from GO Data
ChainGOidnamespacecontents
A0003824molecular_functioncatalytic activity
A0004334molecular_functionfumarylacetoacetase activity
A0006559biological_processL-phenylalanine catabolic process
A0006572biological_processL-tyrosine catabolic process
A0006629biological_processlipid metabolic process
A0009072biological_processaromatic amino acid metabolic process
A0016787molecular_functionhydrolase activity
A0046872molecular_functionmetal ion binding
A1902000biological_processhomogentisate catabolic process
B0003824molecular_functioncatalytic activity
B0004334molecular_functionfumarylacetoacetase activity
B0006559biological_processL-phenylalanine catabolic process
B0006572biological_processL-tyrosine catabolic process
B0006629biological_processlipid metabolic process
B0009072biological_processaromatic amino acid metabolic process
B0016787molecular_functionhydrolase activity
B0046872molecular_functionmetal ion binding
B1902000biological_processhomogentisate catabolic process
Functional Information from PDB Data
site_idAC1
Number of Residues7
DetailsBINDING SITE FOR RESIDUE CA A 1001
ChainResidue
AASP126
AGLU199
AGLU201
AASP233
ALYS253
AACT1004
AHOH1108

site_idAC2
Number of Residues6
DetailsBINDING SITE FOR RESIDUE CA B 1002
ChainResidue
BGLU701
BASP733
BACT1006
BHOH1078
BASP626
BGLU699

site_idAC3
Number of Residues3
DetailsBINDING SITE FOR RESIDUE NI B 1003
ChainResidue
AHIS222
BGLY499
BHOH1273

site_idAC4
Number of Residues10
DetailsBINDING SITE FOR RESIDUE ACT A 1004
ChainResidue
AASP126
ATYR159
AGLU199
AASP233
AARG237
AGLN240
ALYS253
ACA1001
AHOH1084
AHOH1108

site_idAC5
Number of Residues6
DetailsBINDING SITE FOR RESIDUE ACT A 1005
ChainResidue
ATYR128
AVAL137
AARG142
AHOH1069
AHOH1076
BPRO746

site_idAC6
Number of Residues8
DetailsBINDING SITE FOR RESIDUE ACT B 1006
ChainResidue
BASP626
BTYR659
BGLU699
BASP733
BGLN740
BLYS753
BCA1002
BHOH1072

site_idAC7
Number of Residues5
DetailsBINDING SITE FOR RESIDUE ACT B 1007
ChainResidue
APRO246
BTYR628
BARG642
BHOH1036
BHOH1037

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"Proton acceptor","evidences":[{"source":"PubMed","id":"10508789","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues6
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"10508789","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"11154690","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues10
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"10508789","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues6
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"11154690","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsModified residue: {"description":"N-acetylserine","evidences":[{"source":"UniProtKB","id":"P16930","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues4
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"21183079","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"UniProtKB","id":"P16930","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues6
Detailsa catalytic site defined by CSA, PubMed 10508789, 11154690
ChainResidueDetails
AGLU199
AHIS133
AGLU364
AARG237
ALYS253
AGLN240

site_idCSA2
Number of Residues6
Detailsa catalytic site defined by CSA, PubMed 10508789, 11154690
ChainResidueDetails
AGLU199
AHIS133
AGLU364
AARG237
ALYS253
AGLN240

site_idCSA3
Number of Residues5
Detailsa catalytic site defined by CSA, PubMed 10508789, 11154690
ChainResidueDetails
BARG737
BLYS753
BGLN740
BHIS633
BGLU864

site_idMCSA1
Number of Residues9
DetailsM-CSA 180
ChainResidueDetails
AGLY138metal ligand
AGLU145hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor
AILE225hydrogen bond acceptor, metal ligand, steric role
AGLY227metal ligand
AVAL273metal ligand
APRO277electrostatic stabiliser, hydrogen bond donor
AASP280electrostatic stabiliser, hydrogen bond donor
ATYR293metal ligand
AILE297metal ligand

site_idMCSA2
Number of Residues9
DetailsM-CSA 180
ChainResidueDetails
BGLY638metal ligand
BGLU645hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor
BILE725hydrogen bond acceptor, metal ligand, steric role
BGLY727metal ligand
BVAL773metal ligand
BPRO777electrostatic stabiliser, hydrogen bond donor
BASP780electrostatic stabiliser, hydrogen bond donor
BTYR793metal ligand
BILE797metal ligand

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PDB entries from 2026-03-11

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