Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0005576 | cellular_component | extracellular region |
| A | 0035821 | biological_process | modulation of process of another organism |
| A | 0042289 | molecular_function | MHC class II protein binding |
| A | 0042608 | molecular_function | T cell receptor binding |
| A | 0046872 | molecular_function | metal ion binding |
| A | 0090729 | molecular_function | toxin activity |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE SO4 A 1000 |
| Chain | Residue |
| A | SER36 |
| A | GLY37 |
| A | HOH470 |
| site_id | AC2 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE SO4 A 1001 |
| Chain | Residue |
| A | ASP156 |
| A | HOH328 |
| A | LYS121 |
| A | GLU122 |
| A | LYS149 |
| A | TYR150 |
| A | TYR154 |
| A | LYS155 |
| site_id | AC3 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE SO4 A 1002 |
| Chain | Residue |
| A | ASN16 |
| A | PHE78 |
| A | TYR79 |
| A | TYR80 |
| A | VAL109 |
| A | ARG127 |
| A | ASP186 |
| A | HOH320 |
| A | HOH423 |
| A | HOH473 |
| site_id | AC4 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE SO4 A 1003 |
| Chain | Residue |
| A | GLY183 |
| A | GLU184 |
| A | ASN185 |
| A | GLU188 |
| A | HOH439 |
| site_id | AC5 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE SO4 A 1004 |
| Chain | Residue |
| A | ILE126 |
| A | ARG127 |
| A | LYS141 |
| A | HOH310 |
| A | HOH399 |
| A | HOH480 |
| site_id | AC6 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE SO4 A 1005 |
| Chain | Residue |
| A | LYS39 |
| A | THR59 |
| A | ALA60 |
| A | HOH334 |
| A | HOH527 |
| site_id | AC7 |
| Number of Residues | 9 |
| Details | BINDING SITE FOR RESIDUE SO4 A 1006 |
| Chain | Residue |
| A | SER49 |
| A | THR128 |
| A | ASN129 |
| A | LYS130 |
| A | GLU137 |
| A | LYS141 |
| A | HOH335 |
| A | HOH361 |
| A | HOH487 |
| site_id | AC8 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE SO4 A 1007 |
| Chain | Residue |
| A | SER157 |
| A | GLU158 |
| A | HOH376 |
| A | HOH508 |
| site_id | AC9 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE SO4 A 1008 |
| Chain | Residue |
| A | LYS69 |
| A | ASN70 |
| A | HOH357 |
| A | HOH406 |
| A | HOH406 |
| site_id | BC1 |
| Number of Residues | 12 |
| Details | BINDING SITE FOR RESIDUE SO4 A 1009 |
| Chain | Residue |
| A | ASP148 |
| A | ASP148 |
| A | ASP148 |
| A | LYS151 |
| A | LYS151 |
| A | LYS151 |
| A | HOH426 |
| A | HOH426 |
| A | HOH426 |
| A | HOH497 |
| A | HOH497 |
| A | HOH497 |
| site_id | BC2 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE SO4 A 1010 |
| Chain | Residue |
| A | LEU104 |
| A | ALA105 |
| A | ASP202 |
| A | HOH493 |
| site_id | BC3 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE SO4 A 1011 |
| Chain | Residue |
| A | GLN64 |
| A | LYS67 |
| A | HOH371 |
| site_id | BC4 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE SO4 A 1012 |
| Chain | Residue |
| A | ARG172 |
| A | TYR174 |
| A | LYS197 |
Functional Information from PROSITE/UniProt
| site_id | PS00278 |
| Number of Residues | 24 |
| Details | STAPH_STREP_TOXIN_2 Staphyloccocal enterotoxin/Streptococcal pyrogenic exotoxin signature 2. KknVtlqeLDikiRkiLsdkykIY |
| Chain | Residue | Details |
| A | LYS130-TYR153 | |
Functional Information from SwissProt/UniProt
| Chain | Residue | Details |
| A | ASP167 | |
| Chain | Residue | Details |
| A | HIS206 | |
| Chain | Residue | Details |
| A | ASP208 | |
