Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 19 |
| Details | BINDING SITE FOR RESIDUE HEC X 72 |
| Chain | Residue |
| X | ALA1 |
| X | CYS27 |
| X | CYS30 |
| X | HIS31 |
| X | ILE38 |
| X | GLU39 |
| X | LYS71 |
| X | HEC73 |
| X | DXC75 |
| X | HOH110 |
| X | HOH133 |
| X | ASP2 |
| X | ASP3 |
| X | ILE4 |
| X | PHE15 |
| X | HIS17 |
| X | GLN21 |
| X | VAL24 |
| X | PRO25 |
| site_id | AC2 |
| Number of Residues | 13 |
| Details | BINDING SITE FOR RESIDUE HEC X 73 |
| Chain | Residue |
| X | VAL13 |
| X | LYS14 |
| X | HIS20 |
| X | GLY50 |
| X | CYS51 |
| X | CYS54 |
| X | HIS55 |
| X | LYS58 |
| X | LYS60 |
| X | PRO62 |
| X | HEC72 |
| X | HOH90 |
| X | HOH120 |
| site_id | AC3 |
| Number of Residues | 22 |
| Details | BINDING SITE FOR RESIDUE HEC X 74 |
| Chain | Residue |
| X | ALA1 |
| X | ASP2 |
| X | LEU6 |
| X | ALA8 |
| X | LYS9 |
| X | ASN10 |
| X | GLU32 |
| X | GLY36 |
| X | PHE41 |
| X | GLY42 |
| X | LYS43 |
| X | ALA46 |
| X | HIS47 |
| X | LYS52 |
| X | PRO62 |
| X | THR63 |
| X | LYS64 |
| X | CYS65 |
| X | CYS68 |
| X | HIS69 |
| X | HOH80 |
| X | HOH138 |
| site_id | AC4 |
| Number of Residues | 12 |
| Details | BINDING SITE FOR RESIDUE DXC X 75 |
| Chain | Residue |
| X | ILE4 |
| X | LYS29 |
| X | LYS37 |
| X | ILE38 |
| X | PHE41 |
| X | MET45 |
| X | GLY50 |
| X | HEC72 |
| X | HOH79 |
| X | HOH80 |
| X | HOH104 |
| X | HOH137 |
| site_id | AC5 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE SO4 X 76 |
| Chain | Residue |
| X | HIS31 |
| X | GLU32 |
| X | GLY36 |
| X | LYS37 |
| X | ILE38 |
| X | GLU39 |
| X | HOH81 |
| site_id | AC6 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE SO4 X 77 |
| Chain | Residue |
| X | LYS28 |
| X | GLU32 |
| X | LYS43 |
| X | HIS47 |
| X | HOH140 |
| site_id | AC7 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE SO4 X 78 |
| Chain | Residue |
| X | GLY42 |
| X | LYS43 |
| X | GLU44 |
| X | LYS71 |
| X | HOH97 |
| X | HOH133 |