Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE SO4 A 301 |
| Chain | Residue |
| A | SER71 |
| A | GLY72 |
| A | HOH522 |
| A | HOH532 |
| site_id | AC2 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE SO4 A 302 |
| Chain | Residue |
| A | HOH524 |
| A | HOH552 |
| A | LYS45 |
| A | GLN48 |
| A | LYS51 |
| A | HOH424 |
| A | HOH497 |
| site_id | AC3 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE SO4 A 303 |
| Chain | Residue |
| A | ARG160 |
| A | ARG193 |
| A | HIS194 |
| A | HOH512 |
| A | HOH530 |
| D | ARG100 |
| D | ARG102 |
| D | ARG103 |
| site_id | AC4 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE SO4 A 304 |
| site_id | AC5 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE SO4 B 301 |
| Chain | Residue |
| B | THR115 |
| B | GLU155 |
| B | SER156 |
| B | HOH414 |
| B | HOH417 |
| B | HOH429 |
| site_id | AC6 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE SO4 B 302 |
| Chain | Residue |
| B | ASP73 |
| B | LYS74 |
| B | SER75 |
| B | HOH570 |
| site_id | AC7 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE SO4 B 303 |
| Chain | Residue |
| B | THR58 |
| B | TYR60 |
| B | HOH534 |
| B | HOH554 |
| B | HOH563 |
| site_id | AC8 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE SO4 B 304 |
| Chain | Residue |
| B | SER28 |
| B | HOH502 |
| C | ASP189 |
| C | ARG193 |
| C | HOH554 |
| site_id | AC9 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE SO4 B 305 |
| Chain | Residue |
| B | THR199 |
| C | SER32 |
| C | HOH549 |
| C | HOH569 |
| site_id | BC1 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE SO4 B 306 |
| Chain | Residue |
| B | SER59 |
| B | TYR60 |
| B | LYS65 |
| site_id | BC2 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE SO4 C 301 |
| Chain | Residue |
| C | LYS45 |
| C | GLN48 |
| C | HOH448 |
| C | HOH539 |
| site_id | BC3 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE SO4 C 302 |
| Chain | Residue |
| B | TYR27 |
| B | SER28 |
| B | TYR32 |
| B | HOH437 |
| C | GLU190 |
| C | ARG193 |
| C | HIS194 |
| site_id | BC4 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE SO4 C 303 |
| Chain | Residue |
| C | ARG113 |
| C | HOH432 |
| C | HOH514 |
| C | HOH604 |
| D | LYS13 |
| site_id | BC5 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE SO4 C 304 |
| Chain | Residue |
| C | ARG60 |
| C | GLY63 |
| C | HOH577 |
| site_id | BC6 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE SO4 C 305 |
| Chain | Residue |
| C | GLN48 |
| C | SER49 |
| C | HOH594 |
| D | HOH466 |
| site_id | BC7 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE SO4 D 301 |
| Chain | Residue |
| A | HIS194 |
| A | HOH518 |
| C | GLU61 |
| C | SER62 |
| C | HOH486 |
| D | ARG100 |
| D | ARG103 |
| D | HOH405 |
| D | HOH455 |
| site_id | BC8 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE SO4 D 302 |
| Chain | Residue |
| C | ALA116 |
| C | ALA117 |
| D | LYS13 |
| D | LYS122 |
| site_id | BC9 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE SO4 D 303 |
| Chain | Residue |
| D | SER59 |
| D | TYR60 |
| D | LYS65 |
| D | HOH432 |
| site_id | CC1 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE SO4 D 304 |
| Chain | Residue |
| D | ASN33 |
| D | LYS50 |
| D | ASN52 |
Functional Information from PROSITE/UniProt
| site_id | PS00290 |
| Number of Residues | 7 |
| Details | IG_MHC Immunoglobulins and major histocompatibility complex proteins signature. YTCEATH |
| Chain | Residue | Details |
| A | TYR197-HIS203 | |
