Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 4 |
| Details | binding site for residue NI A 301 |
| Chain | Residue |
| A | HIS190 |
| A | HIS195 |
| A | HOH488 |
| B | HIS85 |
| site_id | AC2 |
| Number of Residues | 8 |
| Details | binding site for residue EPE A 302 |
| Chain | Residue |
| B | LEU103 |
| B | ARG107 |
| B | EPE301 |
| A | PHE59 |
| A | VAL60 |
| A | THR61 |
| A | CYS72 |
| A | HIS79 |
| site_id | AC3 |
| Number of Residues | 9 |
| Details | binding site for residue EPE A 303 |
| Chain | Residue |
| A | LEU103 |
| A | ARG107 |
| A | ARG156 |
| A | VAL158 |
| A | MET164 |
| A | EPE304 |
| B | ALA77 |
| B | GLU78 |
| B | TYR139 |
| site_id | AC4 |
| Number of Residues | 8 |
| Details | binding site for residue EPE A 304 |
| Chain | Residue |
| A | ARG107 |
| A | THR109 |
| A | ARG156 |
| A | EPE303 |
| B | PHE59 |
| B | THR61 |
| B | HIS79 |
| B | HOH469 |
| site_id | AC5 |
| Number of Residues | 7 |
| Details | binding site for residue EPE B 301 |
| Chain | Residue |
| A | ALA77 |
| A | GLU78 |
| A | EPE302 |
| B | LEU103 |
| B | ARG107 |
| B | ARG156 |
| B | HOH465 |
| site_id | AC6 |
| Number of Residues | 4 |
| Details | binding site for residue NI B 302 |
| Chain | Residue |
| A | HIS85 |
| B | HIS190 |
| B | HIS195 |
| B | HOH501 |
| site_id | AC7 |
| Number of Residues | 3 |
| Details | binding site for residue SO4 B 303 |
| Chain | Residue |
| B | THR218 |
| B | ASP226 |
| B | HOH476 |
| site_id | AC8 |
| Number of Residues | 3 |
| Details | binding site for residue MG B 304 |
| Chain | Residue |
| B | ASP75 |
| B | SER143 |
| B | SER146 |
