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3VGN

Crystal Structure of Ketosteroid Isomerase D40N from Pseudomonas putida (pKSI) with bound 3-fluoro-4-nitrophenol

Functional Information from GO Data
ChainGOidnamespacecontents
A0004769molecular_functionsteroid delta-isomerase activity
A0008202biological_processsteroid metabolic process
A0016853molecular_functionisomerase activity
B0004769molecular_functionsteroid delta-isomerase activity
B0008202biological_processsteroid metabolic process
B0016853molecular_functionisomerase activity
Functional Information from PDB Data
site_idAC1
Number of Residues7
DetailsBINDING SITE FOR RESIDUE FNN A 140
ChainResidue
ATYR16
AASN40
APHE86
AVAL88
AASP103
AMET116
AALA118

site_idAC2
Number of Residues5
DetailsBINDING SITE FOR RESIDUE FNN B 140
ChainResidue
BPHE86
BASP103
BMET116
BTYR16
BASN40

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsACT_SITE: Proton donor
ChainResidueDetails
ATYR16
BTYR16

site_idSWS_FT_FI2
Number of Residues2
DetailsACT_SITE: Proton acceptor
ChainResidueDetails
AASN40
BASN40

site_idSWS_FT_FI3
Number of Residues2
DetailsBINDING: BINDING => ECO:0000269|PubMed:11007792
ChainResidueDetails
AASP103
BASP103

Catalytic Information from CSA
site_idMCSA1
Number of Residues4
DetailsM-CSA 349
ChainResidueDetails
ATYR16proton acceptor, proton donor
AASN40proton acceptor, proton donor
AASP100electrostatic stabiliser
AASP103electrostatic stabiliser

site_idMCSA2
Number of Residues4
DetailsM-CSA 349
ChainResidueDetails
BTYR16proton acceptor, proton donor
BASN40proton acceptor, proton donor
BASP100electrostatic stabiliser
BASP103electrostatic stabiliser

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PDB entries from 2024-07-03

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