Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0005506 | molecular_function | iron ion binding |
| A | 0005737 | cellular_component | cytoplasm |
| A | 0009055 | molecular_function | electron transfer activity |
| A | 0010181 | molecular_function | FMN binding |
| A | 0016491 | molecular_function | oxidoreductase activity |
| A | 0016661 | molecular_function | oxidoreductase activity, acting on other nitrogenous compounds as donors |
| A | 0016966 | molecular_function | nitric oxide reductase activity |
| A | 0032991 | cellular_component | protein-containing complex |
| A | 0042802 | molecular_function | identical protein binding |
| A | 0046210 | biological_process | nitric oxide catabolic process |
| A | 0046872 | molecular_function | metal ion binding |
| A | 0071731 | biological_process | response to nitric oxide |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 24 |
| Details | BINDING SITE FOR RESIDUE FMN A 482 |
| Chain | Residue |
| A | HIS23 |
| A | SER313 |
| A | THR314 |
| A | MET315 |
| A | ASN316 |
| A | ASN317 |
| A | SER345 |
| A | HIS346 |
| A | GLY347 |
| A | TRP348 |
| A | SER349 |
| A | GLU81 |
| A | GLY350 |
| A | TRP375 |
| A | HOH2299 |
| A | HOH2300 |
| A | HOH2338 |
| A | TRP148 |
| A | THR260 |
| A | MET261 |
| A | SER262 |
| A | ASN263 |
| A | ASN264 |
| A | THR265 |
| site_id | AC2 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE FE A 602 |
| Chain | Residue |
| A | ASP83 |
| A | HIS84 |
| A | ASP166 |
| A | HIS227 |
| A | FE603 |
| A | O604 |
| A | PO4605 |
| site_id | AC3 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE FE A 603 |
| Chain | Residue |
| A | HIS79 |
| A | GLU81 |
| A | HIS147 |
| A | ASP166 |
| A | FE602 |
| A | O604 |
| A | PO4605 |
| site_id | AC4 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE O A 604 |
| Chain | Residue |
| A | HIS79 |
| A | GLU81 |
| A | ASP83 |
| A | HIS84 |
| A | ASP166 |
| A | FE602 |
| A | FE603 |
| A | PO4605 |
| site_id | AC5 |
| Number of Residues | 12 |
| Details | BINDING SITE FOR RESIDUE PO4 A 605 |
| Chain | Residue |
| A | PHE22 |
| A | HIS23 |
| A | GLU81 |
| A | ASP83 |
| A | HIS147 |
| A | ASP166 |
| A | HIS171 |
| A | HIS227 |
| A | FE602 |
| A | FE603 |
| A | O604 |
| A | HOH2239 |
| site_id | AC6 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE PO4 A 606 |
| Chain | Residue |
| A | ASP68 |
| A | ALA70 |
| A | ASP71 |
| A | ASP73 |
| A | HOH2112 |
| A | HOH2115 |
| A | HOH2116 |
| site_id | AC7 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE CL A 607 |
| Chain | Residue |
| A | ARG193 |
| A | THR300 |
| site_id | AC8 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE CL A 608 |
| Chain | Residue |
| A | GLY351 |
| A | HOH2365 |
| A | HOH2370 |
| site_id | AC9 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE GOL A 609 |
| Chain | Residue |
| A | GLN184 |
| A | PHE188 |
| A | GLN237 |
| A | HOH2228 |
| A | HOH2423 |
| site_id | BC1 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE GOL A 610 |
| Chain | Residue |
| A | ARG31 |
| A | GLU186 |
| A | ARG304 |
| A | HOH2234 |
| A | HOH2237 |
| A | HOH2331 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 12 |
| Details | BINDING: BINDING => ECO:0000250 |
| Chain | Residue | Details |
| A | HIS79 | |
| A | CYS431 | |
| A | CYS461 | |
| A | CYS464 | |
| A | GLU81 | |
| A | ASP83 | |
| A | HIS147 | |
| A | ASP166 | |
| A | HIS227 | |
| A | THR260 | |
| A | ALA342 | |
| A | CYS428 | |
