5D82

Crystal Structure of Ketosteroid Isomerase from Pseudomonas putida (pKSI); D40N, Y16(Cl-Y)

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0004769	molecular_function	steroid delta-isomerase activity
A	0008202	biological_process	steroid metabolic process
A	0016853	molecular_function	isomerase activity
B	0004769	molecular_function	steroid delta-isomerase activity
B	0008202	biological_process	steroid metabolic process
B	0016853	molecular_function	isomerase activity

Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	2
Details	ACT_SITE: Proton donor

Chain	Residue	Details
A	3CT16
B	3CT16

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site_id	SWS_FT_FI2
Number of Residues	2
Details	ACT_SITE: Proton acceptor

Chain	Residue	Details
A	ASN40
B	ASN40

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site_id	SWS_FT_FI3
Number of Residues	2
Details	BINDING: BINDING => ECO:0000269|PubMed:11007792

Chain	Residue	Details
A	ASP103
B	ASP103

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Catalytic Information from CSA

site_id	MCSA1
Number of Residues	4
Details	M-CSA 349

Chain	Residue	Details
A	3CT16	proton acceptor, proton donor
A	ASN40	proton acceptor, proton donor
A	ASP100	electrostatic stabiliser
A	ASP103	electrostatic stabiliser

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site_id	MCSA2
Number of Residues	4
Details	M-CSA 349

Chain	Residue	Details
B	3CT16	proton acceptor, proton donor
B	ASN40	proton acceptor, proton donor
B	ASP100	electrostatic stabiliser
B	ASP103	electrostatic stabiliser

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