3OX9
Crystal Structure of Ketosteroid Isomerase D40N/C69S/C81S/C97S/F86C-CN from P. putida
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0004769 | molecular_function | steroid Delta-isomerase activity |
| A | 0006629 | biological_process | lipid metabolic process |
| A | 0008202 | biological_process | steroid metabolic process |
| A | 0016853 | molecular_function | isomerase activity |
| B | 0004769 | molecular_function | steroid Delta-isomerase activity |
| B | 0006629 | biological_process | lipid metabolic process |
| B | 0008202 | biological_process | steroid metabolic process |
| B | 0016853 | molecular_function | isomerase activity |
| C | 0004769 | molecular_function | steroid Delta-isomerase activity |
| C | 0006629 | biological_process | lipid metabolic process |
| C | 0008202 | biological_process | steroid metabolic process |
| C | 0016853 | molecular_function | isomerase activity |
| D | 0004769 | molecular_function | steroid Delta-isomerase activity |
| D | 0006629 | biological_process | lipid metabolic process |
| D | 0008202 | biological_process | steroid metabolic process |
| D | 0016853 | molecular_function | isomerase activity |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 4 |
| Details | Active site: {"description":"Proton donor"} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI2 |
| Number of Residues | 4 |
| Details | Active site: {"description":"Proton acceptor"} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI3 |
| Number of Residues | 4 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"11007792","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
Catalytic Information from CSA
| site_id | MCSA1 |
| Number of Residues | 4 |
| Details | M-CSA 349 |
| Chain | Residue | Details |
| A | TYR16 | proton acceptor, proton donor |
| A | ASN40 | proton acceptor, proton donor |
| A | VAL104 | electrostatic stabiliser |
| A | PHE107 | electrostatic stabiliser |
| site_id | MCSA2 |
| Number of Residues | 4 |
| Details | M-CSA 349 |
| Chain | Residue | Details |
| B | TYR16 | proton acceptor, proton donor |
| B | ASN40 | proton acceptor, proton donor |
| B | VAL104 | electrostatic stabiliser |
| B | PHE107 | electrostatic stabiliser |
| site_id | MCSA3 |
| Number of Residues | 4 |
| Details | M-CSA 349 |
| Chain | Residue | Details |
| C | TYR16 | proton acceptor, proton donor |
| C | ASN40 | proton acceptor, proton donor |
| C | VAL104 | electrostatic stabiliser |
| C | PHE107 | electrostatic stabiliser |
| site_id | MCSA4 |
| Number of Residues | 4 |
| Details | M-CSA 349 |
| Chain | Residue | Details |
| D | TYR16 | proton acceptor, proton donor |
| D | ASN40 | proton acceptor, proton donor |
| D | VAL104 | electrostatic stabiliser |
| D | PHE107 | electrostatic stabiliser |






