Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0005739 | cellular_component | mitochondrion |
| A | 0005758 | cellular_component | mitochondrial intermembrane space |
| A | 0006790 | biological_process | sulfur compound metabolic process |
| A | 0008482 | molecular_function | sulfite oxidase activity |
| A | 0016491 | molecular_function | oxidoreductase activity |
| A | 0020037 | molecular_function | heme binding |
| A | 0030151 | molecular_function | molybdenum ion binding |
| A | 0043546 | molecular_function | molybdopterin cofactor binding |
| A | 0046872 | molecular_function | metal ion binding |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE SO3 A 1257 |
| Chain | Residue |
| A | ARG190 |
| A | LEU202 |
| A | TRP204 |
| A | TYR322 |
| A | MOM502 |
| site_id | AC2 |
| Number of Residues | 17 |
| Details | BINDING SITE FOR RESIDUE MTE A 501 |
| Chain | Residue |
| A | HIS140 |
| A | ASP244 |
| A | TYR252 |
| A | HIS283 |
| A | ARG288 |
| A | GLY296 |
| A | ALA297 |
| A | SER299 |
| A | VAL300 |
| A | LYS301 |
| A | TRP302 |
| A | TYR322 |
| A | MOM502 |
| A | PHE135 |
| A | PHE136 |
| A | THR137 |
| A | ARG138 |
| site_id | AC3 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE MOM A 502 |
| Chain | Residue |
| A | ARG138 |
| A | SER185 |
| A | ALA186 |
| A | VAL295 |
| A | ALA297 |
| A | TYR322 |
| A | MTE501 |
| A | SO31257 |
Functional Information from PROSITE/UniProt
| site_id | PS00191 |
| Number of Residues | 8 |
| Details | CYTOCHROME_B5_1 Cytochrome b5 family, heme-binding domain signature. FVELHPGG |
| Chain | Residue | Details |
| A | PHE36-GLY43 | |
Functional Information from SwissProt/UniProt
| Chain | Residue | Details |
| A | HIS40 | |
| A | HIS65 | |
| Chain | Residue | Details |
| A | PHE136 | |
| A | SER185 | |
| A | ASP244 | |
| A | HIS283 | |
| A | ARG288 | |
| A | SER299 | |
| A | HIS69 | |
Catalytic Information from CSA
| site_id | MCSA1 |
| Number of Residues | 5 |
| Details | M-CSA 121 |
| Chain | Residue | Details |
| A | HIS40 | metal ligand |
| A | HIS65 | metal ligand |
| A | ARG138 | steric role |
| A | SER185 | metal ligand |
| A | TYR322 | hydrogen bond acceptor, hydrogen bond donor, proton acceptor, proton donor, proton relay |
