Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE SO4 A 401 |
| Chain | Residue |
| A | LYS289 |
| A | HOH503 |
| A | HOH506 |
| L | SER30 |
| site_id | AC2 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE SO4 A 402 |
| Chain | Residue |
| A | ARG285 |
| A | TRP304 |
| site_id | AC3 |
| Number of Residues | 8 |
| Details | BINDING SITE FOR RESIDUE NHE A 403 |
| Chain | Residue |
| A | TRP301 |
| A | SER302 |
| A | ASN303 |
| A | NHE404 |
| H | TYR58 |
| A | PHE227 |
| A | ARG230 |
| A | ILE286 |
| site_id | AC4 |
| Number of Residues | 10 |
| Details | BINDING SITE FOR RESIDUE NHE A 404 |
| Chain | Residue |
| A | ASP203 |
| A | PRO205 |
| A | ASN223 |
| A | PRO224 |
| A | ASN226 |
| A | PHE227 |
| A | TYR234 |
| A | ILE286 |
| A | NHE403 |
| H | ASP56 |
| site_id | AC5 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE NHE A 405 |
| Chain | Residue |
| A | LEU232 |
| A | PHE233 |
| A | TYR234 |
| A | GLN252 |
| A | GLU253 |
| A | ALA254 |
| A | LYS255 |
| site_id | AC6 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE SO4 H 301 |
| site_id | AC7 |
| Number of Residues | 5 |
| Details | BINDING SITE FOR RESIDUE SO4 H 302 |
| Chain | Residue |
| H | SER8 |
| H | GLY9 |
| H | LYS14 |
| H | SER121 |
| H | THR122 |
| site_id | AC8 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE SO4 H 303 |
| site_id | AC9 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE SO4 H 304 |
| Chain | Residue |
| H | ASN205 |
| H | LYS207 |
| H | LYS212 |
| H | HOH429 |
| site_id | BC1 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE SO4 H 305 |
| Chain | Residue |
| H | VAL3 |
| H | TYR33 |
| H | ARG99 |
| site_id | BC2 |
| Number of Residues | 7 |
| Details | BINDING SITE FOR RESIDUE NHE H 306 |
| Chain | Residue |
| A | LEU293 |
| A | TYR295 |
| A | GLU296 |
| A | ASP297 |
| H | ARG60 |
| H | TYR61 |
| L | GLU93 |
| site_id | BC3 |
| Number of Residues | 6 |
| Details | BINDING SITE FOR RESIDUE NHE H 307 |
| Chain | Residue |
| A | GLU296 |
| H | TYR58 |
| H | THR59 |
| H | ARG60 |
| H | TYR61 |
| H | GLN66 |
| site_id | BC4 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE SO4 L 301 |
| Chain | Residue |
| L | LYS40 |
| L | GLN43 |
| L | ARG46 |
| L | SO4304 |
| site_id | BC5 |
| Number of Residues | 1 |
| Details | BINDING SITE FOR RESIDUE SO4 L 302 |
| site_id | BC6 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE SO4 L 303 |
| Chain | Residue |
| L | PRO8 |
| L | GLY9 |
| L | THR10 |
| L | HOH414 |
| site_id | BC7 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE SO4 L 304 |
| Chain | Residue |
| L | ARG46 |
| L | ARG62 |
| L | SO4301 |
| site_id | BC8 |
| Number of Residues | 2 |
| Details | BINDING SITE FOR RESIDUE SO4 L 305 |
| site_id | BC9 |
| Number of Residues | 3 |
| Details | BINDING SITE FOR RESIDUE SO4 L 306 |
| Chain | Residue |
| L | PRO60 |
| L | ASP61 |
| L | ARG62 |
Functional Information from PROSITE/UniProt
| site_id | PS00290 |
| Number of Residues | 7 |
| Details | IG_MHC Immunoglobulins and major histocompatibility complex proteins signature. YICNVNH |
| Chain | Residue | Details |
| H | TYR200-HIS206 | |
| L | TYR189-HIS195 | |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 4 |
| Details | CARBOHYD: N-linked (GlcNAc...) asparagine => ECO:0000255 |
| Chain | Residue | Details |
| A | ASN209 | |
| A | ASN239 | |
| A | ASN267 | |
| A | ASN303 | |
