Functional Information from GO Data
| Chain | GOid | namespace | contents | 
| A | 0003824 | molecular_function | catalytic activity | 
| A | 0016829 | molecular_function | lyase activity | 
| A | 0018822 | molecular_function | nitrile hydratase activity | 
| A | 0046872 | molecular_function | metal ion binding | 
| A | 0046914 | molecular_function | transition metal ion binding | 
| B | 0016829 | molecular_function | lyase activity | 
| B | 0018822 | molecular_function | nitrile hydratase activity | 
| B | 0046914 | molecular_function | transition metal ion binding | 
Functional Information from PDB Data
| site_id | AC1 | 
| Number of Residues | 5 | 
| Details | BINDING SITE FOR RESIDUE FE A 300 | 
| Chain | Residue | 
| A | CYS109 | 
| A | CSD112 | 
| A | SER113 | 
| A | CSO114 | 
| A | NO301 | 
| site_id | AC2 | 
| Number of Residues | 7 | 
| Details | BINDING SITE FOR RESIDUE MG B 1303 | 
| Chain | Residue | 
| B | HOH1412 | 
| B | HOH1414 | 
| B | HOH1449 | 
| B | HOH1322 | 
| B | HOH1363 | 
| B | HOH1409 | 
| B | HOH1412 | 
| site_id | AC3 | 
| Number of Residues | 6 | 
| Details | BINDING SITE FOR RESIDUE MG A 1304 | 
| Chain | Residue | 
| A | HOH1335 | 
| A | HOH1494 | 
| A | HOH1501 | 
| A | HOH1519 | 
| B | HOH1419 | 
| B | HOH1532 | 
| site_id | AC4 | 
| Number of Residues | 5 | 
| Details | BINDING SITE FOR RESIDUE MG A 1305 | 
| Chain | Residue | 
| A | HOH1527 | 
| A | HOH1604 | 
| A | HOH1660 | 
| A | HOH1665 | 
| B | HOH1546 | 
| site_id | AC5 | 
| Number of Residues | 3 | 
| Details | BINDING SITE FOR RESIDUE MG A 1306 | 
| Chain | Residue | 
| A | HOH1472 | 
| A | HOH1569 | 
| B | HOH1561 | 
| site_id | AC6 | 
| Number of Residues | 5 | 
| Details | BINDING SITE FOR RESIDUE NO A 301 | 
| Chain | Residue | 
| A | CSD112 | 
| A | SER113 | 
| A | CSO114 | 
| A | FE300 | 
| B | CYI1302 | 
| site_id | AC7 | 
| Number of Residues | 7 | 
| Details | BINDING SITE FOR RESIDUE CYI B 1302 | 
| Chain | Residue | 
| A | TRP117 | 
| A | NO301 | 
| A | HOH1373 | 
| B | TYR37 | 
| B | MET40 | 
| B | ARG56 | 
| B | TYR76 | 
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 | 
| Number of Residues | 4 | 
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"9586994","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"2AHJ","evidenceCode":"ECO:0007744"}]} | 
| site_id | SWS_FT_FI2 | 
| Number of Residues | 1 | 
| Details | Modified residue: {"description":"Cysteine sulfinic acid (-SO2H)","evidences":[{"source":"PubMed","id":"9368004","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"9586994","evidenceCode":"ECO:0000269"}]} | 
| site_id | SWS_FT_FI3 | 
| Number of Residues | 1 | 
| Details | Modified residue: {"description":"Cysteine sulfenic acid (-SOH)","evidences":[{"source":"PubMed","id":"9586994","evidenceCode":"ECO:0000269"}]} | 
Catalytic Information from CSA
| site_id | CSA1 | 
| Number of Residues | 1 | 
| Details | Annotated By Reference To The Literature 1ahj | 
| Chain | Residue | Details | 
| B | ARG56 |  | 
| site_id | MCSA1 | 
| Number of Residues | 3 | 
| Details | M-CSA 57 | 
| Chain | Residue | Details | 
| B | ARG56 | electrostatic stabiliser, proton acceptor, proton donor | 
| B | TYR72 | proton acceptor, proton donor | 
| B | TYR76 | increase acidity, increase basicity | 
| A | ILE119 | electrofuge, metal ligand, nucleophile, proton acceptor, proton donor |