Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 6 |
| Details | binding site for residue BU3 A 301 |
| Chain | Residue |
| A | THR101 |
| A | THR151 |
| A | ARG169 |
| A | HOH453 |
| A | HOH522 |
| A | HOH529 |
| site_id | AC2 |
| Number of Residues | 3 |
| Details | binding site for residue CL A 302 |
| Chain | Residue |
| A | THR195 |
| A | ASN196 |
| A | MET198 |
| site_id | AC3 |
| Number of Residues | 4 |
| Details | binding site for residue BU3 B 301 |
| Chain | Residue |
| B | THR101 |
| B | THR151 |
| B | ARG169 |
| B | HOH534 |
| site_id | AC4 |
| Number of Residues | 3 |
| Details | binding site for residue CL B 302 |
| Chain | Residue |
| B | THR195 |
| B | ASN196 |
| B | MET198 |
| site_id | AC5 |
| Number of Residues | 6 |
| Details | binding site for residue BU3 C 301 |
| Chain | Residue |
| C | THR101 |
| C | THR151 |
| C | ARG169 |
| C | PHE200 |
| C | HOH446 |
| C | HOH522 |
| site_id | AC6 |
| Number of Residues | 5 |
| Details | binding site for residue BU3 C 302 |
| Chain | Residue |
| C | ASN196 |
| C | PHE203 |
| C | HOH424 |
| C | HOH489 |
| C | HOH512 |
| site_id | AC7 |
| Number of Residues | 3 |
| Details | binding site for residue CL C 303 |
| Chain | Residue |
| C | THR195 |
| C | ASN196 |
| C | MET198 |
| site_id | AC8 |
| Number of Residues | 5 |
| Details | binding site for residue BU3 D 301 |
| Chain | Residue |
| D | THR101 |
| D | THR151 |
| D | ARG169 |
| D | HOH431 |
| D | HOH482 |
| site_id | AC9 |
| Number of Residues | 3 |
| Details | binding site for residue CL D 302 |
| Chain | Residue |
| D | THR195 |
| D | ASN196 |
| D | MET198 |
