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 | 3 |
| Details | BINDING SITE FOR RESIDUE ACT A 1860 |
| Chain | Residue |
| A | TRP587 |
| A | VAL649 |
| A | HEM750 |
| site_id | AC2 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ACT B 2860 |
| Chain | Residue |
| B | GLN420 |
| B | TRP587 |
| B | HOH2913 |
| B | HOH2955 |
| site_id | AC3 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN B 900 |
| Chain | Residue |
| B | CYS326 |
| B | CYS331 |
| A | CYS326 |
| A | CYS331 |
| site_id | AC4 |
| Number of Residues | 19 |
| Details | BINDING SITE FOR RESIDUE HEM A 750 |
| Chain | Residue |
| A | TRP409 |
| A | CYS415 |
| A | SER457 |
| A | MET570 |
| A | PHE584 |
| A | SER585 |
| A | GLY586 |
| A | TRP587 |
| A | GLU592 |
| A | TRP678 |
| A | TYR706 |
| A | H4B1760 |
| A | NRG1775 |
| A | ACT1860 |
| A | HOH1863 |
| A | HOH1866 |
| A | HOH1873 |
| A | HOH1880 |
| A | HOH1930 |
| site_id | AC5 |
| Number of Residues | 15 |
| Details | BINDING SITE FOR RESIDUE H4B A 1760 |
| Chain | Residue |
| A | SER334 |
| A | MET336 |
| A | ARG596 |
| A | VAL677 |
| A | TRP678 |
| A | HEM750 |
| A | HOH1863 |
| A | HOH1865 |
| A | HOH1927 |
| A | HOH1948 |
| B | TRP676 |
| B | PHE691 |
| B | HIS692 |
| B | GLN693 |
| B | GLU694 |
| site_id | AC6 |
| Number of Residues | 14 |
| Details | BINDING SITE FOR RESIDUE NRG A 1775 |
| Chain | Residue |
| A | GLN478 |
| A | TYR562 |
| A | PRO565 |
| A | VAL567 |
| A | SER585 |
| A | GLY586 |
| A | TRP587 |
| A | TYR588 |
| A | GLU592 |
| A | ASP597 |
| A | HEM750 |
| A | HOH1867 |
| A | HOH1870 |
| A | HOH1931 |
| site_id | AC7 |
| Number of Residues | 16 |
| Details | BINDING SITE FOR RESIDUE HEM B 750 |
| Chain | Residue |
| B | TRP409 |
| B | ARG414 |
| B | CYS415 |
| B | PHE584 |
| B | SER585 |
| B | TRP587 |
| B | GLU592 |
| B | TRP678 |
| B | TYR706 |
| B | H4B2760 |
| B | NRG2775 |
| B | HOH2874 |
| B | HOH2876 |
| B | HOH2907 |
| B | HOH2918 |
| B | HOH2949 |
| site_id | AC8 |
| Number of Residues | 13 |
| Details | BINDING SITE FOR RESIDUE H4B B 2760 |
| Chain | Residue |
| A | TRP676 |
| A | PHE691 |
| A | HIS692 |
| B | SER334 |
| B | MET336 |
| B | ARG596 |
| B | VAL677 |
| B | TRP678 |
| B | HEM750 |
| B | HOH2861 |
| B | HOH2875 |
| B | HOH2949 |
| B | HOH2966 |
| site_id | AC9 |
| Number of Residues | 13 |
| Details | BINDING SITE FOR RESIDUE NRG B 2775 |
| Chain | Residue |
| B | HOH2950 |
| B | HOH2972 |
| B | GLN478 |
| B | TYR562 |
| B | PRO565 |
| B | SER585 |
| B | GLY586 |
| B | TRP587 |
| B | TYR588 |
| B | GLU592 |
| B | ASP597 |
| B | HEM750 |
| B | HOH2862 |
Functional Information from PROSITE/UniProt
| site_id | PS60001 |
| Number of Residues | 8 |
| Details | NOS Nitric oxide synthase (NOS) signature. RCVGRIqW |
| Chain | Residue | Details |
| A | ARG414-TRP421 | |
Functional Information from SwissProt/UniProt
| Chain | Residue | Details |
| A | SER334 | |
| B | SER334 | |
| B | GLN478 | |
| B | TRP587 | |
| B | TYR588 | |
| B | GLU592 | |
| B | VAL677 | |
| B | TRP678 | |
| B | PHE691 | |
| B | TYR706 | |
| A | GLN478 | |
| A | TRP587 | |
| A | TYR588 | |
| A | GLU592 | |
| A | VAL677 | |
| A | TRP678 | |
| A | PHE691 | |
| A | TYR706 | |
| Chain | Residue | Details |
| A | CYS415 | |
| B | CYS415 | |
