Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE CA B 255 |
| Chain | Residue |
| A | IHP255 |
| A | HOH307 |
| B | IHP256 |
| B | HOH282 |
| site_id | AC2 |
| Number of Residues | 28 |
| Details | BINDING SITE FOR RESIDUE IHP B 256 |
| Chain | Residue |
| B | LEU54 |
| B | LYS57 |
| B | LYS104 |
| B | ARG208 |
| B | ARG209 |
| B | LYS221 |
| B | LYS232 |
| B | LYS249 |
| B | CA255 |
| B | HOH257 |
| B | HOH264 |
| B | HOH265 |
| B | HOH282 |
| B | HOH284 |
| B | HOH287 |
| B | HOH290 |
| B | HOH292 |
| B | HOH296 |
| B | HOH298 |
| B | HOH299 |
| B | HOH322 |
| B | HOH339 |
| B | HOH341 |
| A | IHP255 |
| A | HOH307 |
| B | ARG28 |
| B | ARG32 |
| B | TYR34 |
| site_id | AC3 |
| Number of Residues | 29 |
| Details | BINDING SITE FOR RESIDUE IHP A 255 |
| Chain | Residue |
| A | ARG28 |
| A | ARG32 |
| A | TYR34 |
| A | LEU54 |
| A | LYS57 |
| A | LYS104 |
| A | ARG208 |
| A | ARG209 |
| A | LYS221 |
| A | LYS232 |
| A | TYR234 |
| A | LYS249 |
| A | HOH257 |
| A | HOH265 |
| A | HOH272 |
| A | HOH280 |
| A | HOH284 |
| A | HOH286 |
| A | HOH292 |
| A | HOH307 |
| A | HOH315 |
| A | HOH350 |
| A | HOH371 |
| A | HOH372 |
| A | HOH374 |
| A | HOH377 |
| B | CA255 |
| B | IHP256 |
| B | HOH282 |
