Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 2 |
| Details | binding site for residue MG C 301 |
| Chain | Residue |
| A | G4P301 |
| C | ASN100 |
| site_id | AC2 |
| Number of Residues | 11 |
| Details | binding site for residue G4P A 301 |
| Chain | Residue |
| A | GLN109 |
| C | LYS65 |
| C | ASN100 |
| C | MG301 |
| A | TYR15 |
| A | ILE56 |
| A | PRO57 |
| A | ARG68 |
| A | LEU69 |
| A | ASN104 |
| A | LYS105 |
| site_id | AC3 |
| Number of Residues | 2 |
| Details | binding site for residue MG D 301 |
| Chain | Residue |
| B | G4P301 |
| D | ASN100 |
| site_id | AC4 |
| Number of Residues | 13 |
| Details | binding site for residue G4P B 301 |
| Chain | Residue |
| B | TYR11 |
| B | ILE52 |
| B | PRO53 |
| B | ARG64 |
| B | LEU65 |
| B | ASN100 |
| B | LYS101 |
| B | GLN105 |
| B | ILE108 |
| D | LYS65 |
| D | ASN100 |
| D | MG301 |
| P | LYS108 |
