Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0016787 | molecular_function | hydrolase activity |
| A | 0020037 | molecular_function | heme binding |
| B | 0016787 | molecular_function | hydrolase activity |
| B | 0020037 | molecular_function | heme binding |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 2 |
| Details | binding site for residue SO4 A 501 |
| Chain | Residue |
| A | ARG48 |
| A | GLU221 |
| site_id | AC2 |
| Number of Residues | 3 |
| Details | binding site for residue MLI A 502 |
| Chain | Residue |
| A | ARG33 |
| A | ASP34 |
| A | ARG322 |
| site_id | AC3 |
| Number of Residues | 5 |
| Details | binding site for residue SO4 B 501 |
| Chain | Residue |
| B | HOH603 |
| B | ARG33 |
| B | ASP34 |
| B | ARG322 |
| B | LEU324 |
| site_id | AC4 |
| Number of Residues | 4 |
| Details | binding site for residue YT3 B 502 |
| Chain | Residue |
| B | GLU123 |
| B | GLU126 |
| B | ASP299 |
| B | HOH736 |
| site_id | AC5 |
| Number of Residues | 2 |
| Details | binding site for residue SO4 B 503 |
| Chain | Residue |
| A | ARG20 |
| B | ARG416 |
| site_id | AC6 |
| Number of Residues | 3 |
| Details | binding site for residue SO4 B 504 |
| Chain | Residue |
| B | ARG48 |
| B | ARG214 |
| B | HOH696 |
Functional Information from PROSITE/UniProt
| site_id | PS00191 |
| Number of Residues | 8 |
| Details | CYTOCHROME_B5_1 Cytochrome b5 family, heme-binding domain signature. FVREHPAG |
| Chain | Residue | Details |
| A | PHE429-GLY436 | |
