Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0005507 | molecular_function | copper ion binding |
| A | 0050421 | molecular_function | nitrite reductase (NO-forming) activity |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE CU A 343 |
| Chain | Residue |
| A | CYS136 |
| A | HIS145 |
| A | MET150 |
| A | HIS95 |
| site_id | AC2 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE CU A 344 |
| Chain | Residue |
| A | ASP98 |
| A | HIS100 |
| A | HIS135 |
| A | HIS255 |
| A | HIS306 |
| A | HOH500 |
| site_id | TP1 |
| Number of Residues | 4 |
| Details | TYPE 1 COPPER SITE |
| Chain | Residue |
| A | HIS95 |
| A | CYS136 |
| A | HIS145 |
| A | MET150 |
| site_id | TP2 |
| Number of Residues | 4 |
| Details | TYPE 2 COPPER SITE |
| Chain | Residue |
| A | HIS100 |
| A | HIS135 |
| A | HOH500 |
| A | HIS306 |
Catalytic Information from CSA
| site_id | CSA1 |
| Number of Residues | 2 |
| Details | Annotated By Reference To The Literature 1nid |
| Chain | Residue | Details |
| A | PHE64 | |
| A | GLY66 | |
| site_id | CSA2 |
| Number of Residues | 2 |
| Details | Annotated By Reference To The Literature 1nid |
| Chain | Residue | Details |
| A | ASP98 | |
| A | HIS255 | |