Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 18 |
| Details | binding site for residue SAH A 401 |
| Chain | Residue |
| A | ASN43 |
| A | ASP99 |
| A | LEU100 |
| A | ASN101 |
| A | ASP114 |
| A | CYS115 |
| A | ASP130 |
| A | MET131 |
| A | TYR132 |
| A | GTA402 |
| A | TYR47 |
| A | GLY71 |
| A | ALA72 |
| A | GLY73 |
| A | SER74 |
| A | PRO80 |
| A | GLY81 |
| A | ASN98 |
| site_id | AC2 |
| Number of Residues | 15 |
| Details | binding site for residue GTA A 402 |
| Chain | Residue |
| A | CYS25 |
| A | LEU27 |
| A | TYR30 |
| A | LYS46 |
| A | TYR132 |
| A | LYS137 |
| A | LYS170 |
| A | THR172 |
| A | GLU173 |
| A | HIS174 |
| A | SER201 |
| A | SER202 |
| A | SAH401 |
| A | HOH511 |
| A | HOH527 |
| site_id | AC3 |
| Number of Residues | 4 |
| Details | binding site for residue ZN B 201 |
| Chain | Residue |
| B | CYS74 |
| B | CYS77 |
| B | HIS83 |
| B | CYS90 |
| site_id | AC4 |
| Number of Residues | 4 |
| Details | binding site for residue ZN B 202 |
| Chain | Residue |
| B | CYS117 |
| B | CYS120 |
| B | CYS128 |
| B | CYS130 |
