Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0004517 | molecular_function | nitric-oxide synthase activity |
| A | 0006809 | biological_process | nitric oxide biosynthetic process |
| A | 0020037 | molecular_function | heme binding |
| B | 0004517 | molecular_function | nitric-oxide synthase activity |
| B | 0006809 | biological_process | nitric oxide biosynthetic process |
| B | 0020037 | molecular_function | heme binding |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE ARG A 376 |
| Chain | Residue |
| A | GLN135 |
| A | ARG138 |
| A | TYR218 |
| A | ILE223 |
| A | TRP243 |
| A | TYR244 |
| A | GLU248 |
| A | ASN253 |
| A | HEM901 |
| site_id | AC2 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE ARG B 376 |
| Chain | Residue |
| B | GLN135 |
| B | ARG138 |
| B | TYR218 |
| B | PRO221 |
| B | ILE223 |
| B | TYR244 |
| B | GLU248 |
| B | ASN253 |
| B | HEM903 |
| site_id | AC3 |
| Number of Residues | 13 |
| Details | BINDING SITE FOR RESIDUE HEM A 901 |
| Chain | Residue |
| A | TRP70 |
| A | ARG75 |
| A | CYS76 |
| A | PHE240 |
| A | ASN241 |
| A | GLY242 |
| A | TRP243 |
| A | MET245 |
| A | GLU248 |
| A | TYR362 |
| A | ARG376 |
| A | HOH960 |
| A | HOH1092 |
| site_id | AC4 |
| Number of Residues | 14 |
| Details | BINDING SITE FOR RESIDUE HEM B 903 |
| Chain | Residue |
| B | TRP70 |
| B | ARG75 |
| B | CYS76 |
| B | ILE77 |
| B | LEU85 |
| B | PHE240 |
| B | ASN241 |
| B | TRP243 |
| B | MET245 |
| B | GLU248 |
| B | TRP334 |
| B | PHE360 |
| B | TYR362 |
| B | ARG376 |
Functional Information from PROSITE/UniProt
| site_id | PS60001 |
| Number of Residues | 8 |
| Details | NOS Nitric oxide synthase (NOS) signature. RCIGRLfW |
| Chain | Residue | Details |
| A | ARG75-TRP82 | |
