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1OHS

CRYSTAL STRUCTURE OF 5-3-KETOSTEROID ISOMERASE MUTANT Y14F/D38N FROM PSEUDOMONAS TESTOSTERONI COMPLEXED WITH ANDROSTANEDIONE

Functional Information from GO Data
ChainGOidnamespacecontents
A0004769molecular_functionsteroid Delta-isomerase activity
A0006629biological_processlipid metabolic process
A0008202biological_processsteroid metabolic process
A0016853molecular_functionisomerase activity
B0004769molecular_functionsteroid Delta-isomerase activity
B0006629biological_processlipid metabolic process
B0008202biological_processsteroid metabolic process
B0016853molecular_functionisomerase activity
C0004769molecular_functionsteroid Delta-isomerase activity
C0006629biological_processlipid metabolic process
C0008202biological_processsteroid metabolic process
C0016853molecular_functionisomerase activity
D0004769molecular_functionsteroid Delta-isomerase activity
D0006629biological_processlipid metabolic process
D0008202biological_processsteroid metabolic process
D0016853molecular_functionisomerase activity
Functional Information from PDB Data
site_idAC1
Number of Residues9
DetailsBINDING SITE FOR RESIDUE 5SD A1126
ChainResidue
APHE14
ALEU18
AASN38
APHE82
APHE86
AVAL95
AASP99
AMET112
APHE116

site_idAC2
Number of Residues9
DetailsBINDING SITE FOR RESIDUE 5SD B1326
ChainResidue
BPHE214
BLEU218
BASN238
BPHE254
BPHE282
BPHE286
BASP299
BMET312
BPHE316

site_idAC3
Number of Residues7
DetailsBINDING SITE FOR RESIDUE 5SD C1126
ChainResidue
CPHE14
CLEU18
CASN38
CPHE82
CPHE86
CVAL95
CASP99

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues4
DetailsActive site: {"description":"Proton donor"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues4
DetailsActive site: {"description":"Proton acceptor","evidences":[{"source":"PubMed","id":"3480517","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues4
DetailsBinding site: {}
ChainResidueDetails

Catalytic Information from CSA
site_idCSA1
Number of Residues5
DetailsAnnotated By Reference To The Literature 1e3v
ChainResidueDetails
AASN38
APHE30
APHE14
AASP99
ATYR55

site_idCSA2
Number of Residues5
DetailsAnnotated By Reference To The Literature 1e3v
ChainResidueDetails
BASN238
BPHE214
BTYR255
BPHE230
BASP299

site_idCSA3
Number of Residues5
DetailsAnnotated By Reference To The Literature 1e3v
ChainResidueDetails
CASN38
CPHE30
CPHE14
CASP99
CTYR55

site_idCSA4
Number of Residues5
DetailsAnnotated By Reference To The Literature 1e3v
ChainResidueDetails
DASN238
DPHE214
DTYR255
DPHE230
DASP299

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PDB entries from 2025-12-24

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