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 | 4 |
| Details | BINDING SITE FOR RESIDUE ZN A 950 |
| Chain | Residue |
| A | CYS326 |
| A | CYS331 |
| B | CYS326 |
| B | CYS331 |
| site_id | AC2 |
| Number of Residues | 17 |
| Details | BINDING SITE FOR RESIDUE HEM A 800 |
| Chain | Residue |
| A | SER585 |
| A | TRP587 |
| A | GLU592 |
| A | TRP678 |
| A | TYR706 |
| A | H4B900 |
| A | ARG901 |
| A | HOH959 |
| A | HOH967 |
| A | HOH977 |
| A | HOH981 |
| A | HOH1065 |
| A | TRP409 |
| A | CYS415 |
| A | VAL416 |
| A | GLN420 |
| A | PHE584 |
| site_id | AC3 |
| Number of Residues | 14 |
| Details | BINDING SITE FOR RESIDUE H4B A 900 |
| Chain | Residue |
| A | SER334 |
| A | ARG596 |
| A | VAL677 |
| A | TRP678 |
| A | HEM800 |
| A | HOH963 |
| A | HOH977 |
| A | HOH997 |
| A | HOH1000 |
| A | HOH1067 |
| B | TRP676 |
| B | PHE691 |
| B | HIS692 |
| B | GLN693 |
| site_id | AC4 |
| Number of Residues | 11 |
| Details | BINDING SITE FOR RESIDUE ARG A 901 |
| Chain | Residue |
| A | GLN478 |
| A | TYR562 |
| A | VAL567 |
| A | TRP587 |
| A | TYR588 |
| A | GLU592 |
| A | ASP597 |
| A | HEM800 |
| A | HOH986 |
| A | HOH1040 |
| A | HOH1088 |
| site_id | AC5 |
| Number of Residues | 16 |
| Details | BINDING SITE FOR RESIDUE HEM B 800 |
| Chain | Residue |
| B | TRP409 |
| B | CYS415 |
| B | PHE584 |
| B | SER585 |
| B | TRP587 |
| B | MET589 |
| B | GLU592 |
| B | TRP678 |
| B | TYR706 |
| B | H4B920 |
| B | ARG921 |
| B | HOH928 |
| B | HOH945 |
| B | HOH975 |
| B | HOH1018 |
| B | HOH1037 |
| site_id | AC6 |
| Number of Residues | 13 |
| Details | BINDING SITE FOR RESIDUE H4B B 920 |
| Chain | Residue |
| A | TRP676 |
| A | PHE691 |
| A | HIS692 |
| A | GLN693 |
| B | SER334 |
| B | ARG596 |
| B | VAL677 |
| B | TRP678 |
| B | HEM800 |
| B | HOH924 |
| B | HOH931 |
| B | HOH945 |
| B | HOH962 |
| site_id | AC7 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE ARG B 921 |
| Chain | Residue |
| B | GLN478 |
| B | TRP587 |
| B | TYR588 |
| B | GLU592 |
| B | ASP597 |
| B | HEM800 |
| B | HOH937 |
| B | HOH939 |
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 | |
Catalytic Information from CSA
| site_id | CSA1 |
| Number of Residues | 4 |
| Details | Annotated By Reference To The Literature 3nos |
| Chain | Residue | Details |
| A | CYS415 | |
| A | TRP587 | |
| A | GLU592 | |
| A | ARG418 | |
| site_id | CSA2 |
| Number of Residues | 4 |
| Details | Annotated By Reference To The Literature 3nos |
| Chain | Residue | Details |
| B | CYS415 | |
| B | TRP587 | |
| B | GLU592 | |
| B | ARG418 | |
