Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN A 501 |
| Chain | Residue |
| A | CYS13 |
| A | CYS16 |
| A | CYS56 |
| A | CYS59 |
| site_id | AC2 |
| Number of Residues | 13 |
| Details | BINDING SITE FOR RESIDUE SAH A 502 |
| Chain | Residue |
| A | PRO136 |
| A | ALA137 |
| A | PHE155 |
| A | PHE156 |
| A | ARG177 |
| A | VAL179 |
| A | ILE183 |
| A | HOH627 |
| A | TYR74 |
| A | ILE113 |
| A | GLY114 |
| A | ASN116 |
| A | ASP135 |
| site_id | AC3 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE ACT A 503 |
| Chain | Residue |
| A | CSO349 |
| A | LYS374 |
| A | GLU396 |
| site_id | AC4 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE CL A 504 |
| Chain | Residue |
| A | HIS182 |
| A | HIS226 |
