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 | 5 |
| Details | BINDING SITE FOR RESIDUE CAC A 850 |
| Chain | Residue |
| A | TRP324 |
| A | CYS384 |
| A | LYS438 |
| A | ARG440 |
| A | GLY441 |
| site_id | AC2 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ACT A 860 |
| Chain | Residue |
| A | TRP358 |
| A | VAL420 |
| A | SER428 |
| A | HEM500 |
| site_id | AC3 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE CAC B 852 |
| Chain | Residue |
| B | TYR83 |
| B | CYS384 |
| site_id | AC4 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ACT B 861 |
| Chain | Residue |
| B | TRP358 |
| B | VAL420 |
| B | SER428 |
| B | HOH1015 |
| site_id | AC5 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN B 900 |
| Chain | Residue |
| A | CYS96 |
| A | CYS101 |
| B | CYS96 |
| B | CYS101 |
| site_id | AC6 |
| Number of Residues | 18 |
| Details | BINDING SITE FOR RESIDUE HEM A 500 |
| Chain | Residue |
| A | TRP180 |
| A | ARG185 |
| A | CYS186 |
| A | SER228 |
| A | PHE355 |
| A | SER356 |
| A | TRP358 |
| A | GLU363 |
| A | TRP449 |
| A | TYR477 |
| A | H4B760 |
| A | D7P797 |
| A | ACT860 |
| A | HOH886 |
| A | HOH889 |
| A | HOH912 |
| A | HOH959 |
| A | HOH1051 |
| site_id | AC7 |
| Number of Residues | 15 |
| Details | BINDING SITE FOR RESIDUE H4B A 760 |
| Chain | Residue |
| A | SER104 |
| A | ARG367 |
| A | ALA448 |
| A | TRP449 |
| A | HEM500 |
| A | GOL880 |
| A | HOH883 |
| A | HOH884 |
| A | HOH886 |
| A | HOH922 |
| B | TRP447 |
| B | PHE462 |
| B | HIS463 |
| B | GLN464 |
| B | GLU465 |
| site_id | AC8 |
| Number of Residues | 20 |
| Details | BINDING SITE FOR RESIDUE D7P A 797 |
| Chain | Residue |
| A | VAL106 |
| A | GLN249 |
| A | ARG252 |
| A | PRO336 |
| A | VAL338 |
| A | PHE355 |
| A | SER356 |
| A | GLY357 |
| A | TRP358 |
| A | GLU363 |
| A | TYR477 |
| A | HEM500 |
| A | GOL880 |
| A | HOH886 |
| A | HOH908 |
| A | HOH1048 |
| A | HOH1049 |
| A | HOH1055 |
| A | HOH1056 |
| A | HOH1057 |
| site_id | AC9 |
| Number of Residues | 14 |
| Details | BINDING SITE FOR RESIDUE HEM B 500 |
| Chain | Residue |
| B | TRP180 |
| B | ARG185 |
| B | CYS186 |
| B | MET341 |
| B | PHE355 |
| B | TRP358 |
| B | GLU363 |
| B | TYR477 |
| B | H4B761 |
| B | D7P798 |
| B | HOH914 |
| B | HOH979 |
| B | HOH1027 |
| B | HOH1072 |
| site_id | BC1 |
| Number of Residues | 13 |
| Details | BINDING SITE FOR RESIDUE H4B B 761 |
| Chain | Residue |
| A | TRP447 |
| A | PHE462 |
| A | HIS463 |
| A | HOH951 |
| B | SER104 |
| B | ARG367 |
| B | ALA448 |
| B | TRP449 |
| B | HEM500 |
| B | GOL882 |
| B | HOH908 |
| B | HOH914 |
| B | HOH932 |
| site_id | BC2 |
| Number of Residues | 17 |
| Details | BINDING SITE FOR RESIDUE D7P B 798 |
| Chain | Residue |
| A | TRP76 |
| B | LEU107 |
| B | SER248 |
| B | GLN249 |
| B | ARG252 |
| B | PRO336 |
| B | VAL338 |
| B | PHE355 |
| B | SER356 |
| B | GLY357 |
| B | TRP358 |
| B | GLU363 |
| B | TYR477 |
| B | HEM500 |
| B | GOL882 |
| B | HOH914 |
| B | HOH934 |
| site_id | BC3 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE GOL A 880 |
| Chain | Residue |
| A | VAL106 |
| A | ARG367 |
| A | HIS373 |
| A | H4B760 |
| A | D7P797 |
| A | HOH908 |
| A | HOH932 |
| B | TRP76 |
| site_id | BC4 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE GOL B 882 |
| Chain | Residue |
| A | TRP76 |
| A | HOH951 |
| B | VAL106 |
| B | ARG367 |
| B | HIS373 |
| B | H4B761 |
| B | D7P798 |
Functional Information from PROSITE/UniProt
| site_id | PS60001 |
| Number of Residues | 8 |
| Details | NOS Nitric oxide synthase (NOS) signature. RCVGRIqW |
| Chain | Residue | Details |
| A | ARG185-TRP192 | |
Functional Information from SwissProt/UniProt
| Chain | Residue | Details |
| A | THR97 | |
| A | LEU102 | |
| B | THR97 | |
| B | LEU102 | |
| Chain | Residue | Details |
| A | TYR359 | |
| A | MET360 | |
| A | ILE364 | |
| A | LEU369 | |
| A | TRP449 | |
| A | ILE450 | |
| A | HIS463 | |
| A | GLN478 | |
| B | LEU105 | |
| B | LEU250 | |
| B | TYR359 | |
| B | MET360 | |
| B | ILE364 | |
| B | LEU369 | |
| B | TRP449 | |
| B | ILE450 | |
| B | HIS463 | |
| B | GLN478 | |
| A | LEU105 | |
| A | LEU250 | |
| Chain | Residue | Details |
| A | VAL187 | |
| B | VAL187 | |
| Chain | Residue | Details |
| A | PRO117 | |
| B | PRO117 | |
