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1SG4

Crystal structure of human mitochondrial delta3-delta2-enoyl-CoA isomerase

Functional Information from GO Data
ChainGOidnamespacecontents
A0003824molecular_functioncatalytic activity
B0003824molecular_functioncatalytic activity
C0003824molecular_functioncatalytic activity
Functional Information from PDB Data
site_idAC1
Number of Residues16
DetailsBINDING SITE FOR RESIDUE CO8 B 701
ChainResidue
BPRO24
BGLY111
BASN135
BILE142
BTYR251
BLEU255
BLYS256
BLYS259
BVAL25
BVAL61
BALA64
BLEU66
BASP67
BLEU68
BPRO109
BALA110

Functional Information from PROSITE/UniProt
site_idPS00166
Number of Residues21
DetailsENOYL_COA_HYDRATASE Enoyl-CoA hydratase/isomerase signature. VSaINGacpAGGclvaLtCDY
ChainResidueDetails
AVAL101-TYR121

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues18
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"15351645","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1SG4","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues3
DetailsSite: {"description":"Important for catalytic activity","evidences":[{"source":"PubMed","id":"15351645","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues6
DetailsModified residue: {"description":"N6-succinyllysine; alternate","evidences":[{"source":"UniProtKB","id":"P42125","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues6
DetailsModified residue: {"description":"N6-succinyllysine","evidences":[{"source":"UniProtKB","id":"P42125","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues3
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"19608861","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues2
DetailsAnnotated By Reference To The Literature 1dci
ChainResidueDetails
AGLU136
APRO144

site_idCSA2
Number of Residues2
DetailsAnnotated By Reference To The Literature 1dci
ChainResidueDetails
BGLU136
BPRO144

site_idCSA3
Number of Residues2
DetailsAnnotated By Reference To The Literature 1dci
ChainResidueDetails
CGLU136
CPRO144

site_idMCSA1
Number of Residues4
DetailsM-CSA 341
ChainResidueDetails
ALEU66electrostatic stabiliser, hydrogen bond donor
AGLY111electrostatic stabiliser, hydrogen bond donor
AASN135electrostatic stabiliser, modifies pKa
AGLU136polar/non-polar interaction, proton acceptor, proton donor

site_idMCSA2
Number of Residues4
DetailsM-CSA 341
ChainResidueDetails
BLEU66electrostatic stabiliser, hydrogen bond donor
BGLY111electrostatic stabiliser, hydrogen bond donor
BASN135electrostatic stabiliser, modifies pKa
BGLU136polar/non-polar interaction, proton acceptor, proton donor

site_idMCSA3
Number of Residues4
DetailsM-CSA 341
ChainResidueDetails
CLEU66electrostatic stabiliser, hydrogen bond donor
CGLY111electrostatic stabiliser, hydrogen bond donor
CASN135electrostatic stabiliser, modifies pKa
CGLU136polar/non-polar interaction, proton acceptor, proton donor

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PDB entries from 2025-12-24

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