Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE BA C 4001 |
| Chain | Residue |
| A | HIS138 |
| A | HIS1001 |
| C | HIS73 |
| C | HIS77 |
| C | HOH4002 |
| site_id | AC2 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE BA A 4002 |
| Chain | Residue |
| B | HIS2001 |
| A | HIS73 |
| A | HIS77 |
| A | HOH4007 |
| B | HIS138 |
| site_id | AC3 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE BA B 4003 |
| Chain | Residue |
| B | HIS73 |
| B | HIS77 |
| B | HOH4006 |
| C | HIS138 |
| C | HIS3001 |
| site_id | AC4 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE BA A 4004 |
| Chain | Residue |
| A | GLU90 |
| A | BA4006 |
| A | BA4006 |
| B | BA4005 |
| C | GLY89 |
| site_id | AC5 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE BA B 4005 |
| Chain | Residue |
| A | BA4004 |
| A | BA4006 |
| B | GLY89 |
| B | GLU90 |
| C | GLU90 |
| site_id | AC6 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE BA A 4006 |
| Chain | Residue |
| A | GLY89 |
| A | BA4004 |
| A | BA4004 |
| B | GLU90 |
| B | BA4005 |
| site_id | AC7 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE HIS A 1001 |
| Chain | Residue |
| A | ARG88 |
| A | LEU97 |
| A | ARG98 |
| A | ILE129 |
| A | GLY130 |
| A | ALA131 |
| C | TYR69 |
| C | TYR76 |
| C | HIS77 |
| C | BA4001 |
| site_id | AC8 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE HIS B 2001 |
| Chain | Residue |
| A | TYR69 |
| A | TYR76 |
| A | HIS77 |
| A | BA4002 |
| B | ARG88 |
| B | ARG98 |
| B | ILE129 |
| B | GLY130 |
| B | ALA131 |
| B | HIS138 |
| site_id | AC9 |
| Number of Residues | 11 |
| Details | BINDING SITE FOR RESIDUE HIS C 3001 |
| Chain | Residue |
| B | TYR69 |
| B | TYR76 |
| B | HIS77 |
| B | BA4003 |
| C | ARG88 |
| C | ARG98 |
| C | ILE129 |
| C | GLY130 |
| C | ALA131 |
| C | HIS138 |
| C | HOH4049 |
