1M9M
human endothelial nitric oxide synthase with 6-nitroindazole bound
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 903 |
| Chain | Residue |
| A | CYS94 |
| A | CYS99 |
| B | CYS94 |
| B | CYS99 |
| site_id | AC2 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE NA A 1000 |
| Chain | Residue |
| A | GLN247 |
| A | TYR357 |
| A | ASN366 |
| A | HOH1147 |
| site_id | AC3 |
| Number of Residues | 12 |
| Details | BINDING SITE FOR RESIDUE HEM A 901 |
| Chain | Residue |
| A | ARG183 |
| A | CYS184 |
| A | SER226 |
| A | PHE353 |
| A | SER354 |
| A | TRP356 |
| A | GLU361 |
| A | TRP447 |
| A | PHE473 |
| A | TYR475 |
| A | 6NI906 |
| A | TRP178 |
| site_id | AC4 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE 6NI A 906 |
| Chain | Residue |
| A | GLY355 |
| A | TRP356 |
| A | TYR357 |
| A | MET358 |
| A | GLU361 |
| A | HEM901 |
| A | HOH1202 |
| site_id | AC5 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE HEM B 901 |
| Chain | Residue |
| B | TRP178 |
| B | CYS184 |
| B | PHE353 |
| B | SER354 |
| B | TRP356 |
| B | GLU361 |
| B | TRP447 |
| B | PHE473 |
| B | TYR475 |
| B | 6NI907 |
| site_id | AC6 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE 6NI B 907 |
| Chain | Residue |
| B | PRO334 |
| B | PHE353 |
| B | TRP356 |
| B | TYR357 |
| B | MET358 |
| B | GLU361 |
| B | HEM901 |
| site_id | AC7 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE IPA B 600 |
| Chain | Residue |
| B | TRP356 |
| B | VAL418 |
| B | SER426 |
| B | HOH1092 |
| site_id | AC8 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE IPA B 601 |
| Chain | Residue |
| A | GLY101 |
| A | SER102 |
| A | HOH1199 |
| B | HOH1091 |
| site_id | AC9 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE IPA A 602 |
| Chain | Residue |
| A | TRP279 |
| A | THR280 |
| A | PRO281 |
| A | GLY282 |
| A | HOH1034 |
| B | GLY142 |
| B | HIS146 |
| B | GLU147 |
| site_id | BC1 |
| Number of Residues | 11 |
| Details | BINDING SITE FOR RESIDUE MPD A 603 |
| Chain | Residue |
| A | TRP445 |
| A | PHE460 |
| A | HIS461 |
| A | GLN462 |
| A | HOH1197 |
| B | VAL104 |
| B | ALA446 |
| B | TRP447 |
| B | HOH1086 |
| B | HOH1089 |
| B | HOH1090 |
| site_id | BC2 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE MPD A 604 |
| Chain | Residue |
| A | TRP356 |
| A | VAL418 |
| A | SER426 |
| site_id | BC3 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE MPD A 605 |
| Chain | Residue |
| A | VAL104 |
| A | ALA446 |
| A | TRP447 |
| A | HOH1198 |
| B | TRP74 |
| B | PHE460 |
| B | HIS461 |
| B | HOH1045 |
Functional Information from PROSITE/UniProt
| site_id | PS60001 |
| Number of Residues | 8 |
| Details | NOS Nitric oxide synthase (NOS) signature. RCVGRIqW |
| Chain | Residue | Details |
| A | ARG183-TRP190 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 4 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"10074942","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"12437348","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18849972","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25286850","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1M9J","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1M9K","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1M9M","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1M9Q","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1M9R","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3EAH","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3NOS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4D1O","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4D1P","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI2 |
| Number of Residues | 20 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"25286850","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4D1O","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI3 |
| Number of Residues | 2 |
| Details | Binding site: {"description":"axial binding residue","evidences":[{"source":"PubMed","id":"25286850","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4D1O","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI4 |
| Number of Residues | 2 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"10074942","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25286850","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"3NOS","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4D1O","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4D1P","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
Catalytic Information from CSA
| site_id | CSA1 |
| Number of Residues | 4 |
| Details | Annotated By Reference To The Literature 3nos |
| Chain | Residue | Details |
| A | TRP356 | |
| A | ARG187 | |
| A | GLU361 | |
| A | CYS184 |
| site_id | CSA2 |
| Number of Residues | 4 |
| Details | Annotated By Reference To The Literature 3nos |
| Chain | Residue | Details |
| B | TRP356 | |
| B | ARG187 | |
| B | GLU361 | |
| B | CYS184 |
| site_id | MCSA1 |
| Number of Residues | 4 |
| Details | M-CSA 935 |
| Chain | Residue | Details |
| A | CYS184 | metal ligand |
| A | ARG187 | steric role |
| A | TRP356 | electrostatic stabiliser |
| A | GLU361 | electrostatic stabiliser |
| site_id | MCSA2 |
| Number of Residues | 4 |
| Details | M-CSA 935 |
| Chain | Residue | Details |
| B | CYS184 | metal ligand |
| B | ARG187 | steric role |
| B | TRP356 | electrostatic stabiliser |
| B | GLU361 | electrostatic stabiliser |






