1HQR
CRYSTAL STRUCTURE OF A SUPERANTIGEN BOUND TO THE HIGH-AFFINITY, ZINC-DEPENDENT SITE ON MHC CLASS II
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0006955 | biological_process | immune response |
| A | 0016020 | cellular_component | membrane |
| A | 0019882 | biological_process | antigen processing and presentation |
| A | 0042613 | cellular_component | MHC class II protein complex |
| B | 0006955 | biological_process | immune response |
| B | 0016020 | cellular_component | membrane |
| B | 0019882 | biological_process | antigen processing and presentation |
| B | 0042613 | cellular_component | MHC class II protein complex |
| D | 0005576 | cellular_component | extracellular region |
| D | 0035821 | biological_process | modulation of process of another organism |
| D | 0090729 | molecular_function | toxin activity |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 4 |
| Details | BINDING SITE FOR RESIDUE ZN D 709 |
| Chain | Residue |
| B | HIS281 |
| D | HIS667 |
| D | HIS701 |
| D | ASP703 |
Functional Information from PROSITE/UniProt
| site_id | PS00277 |
| Number of Residues | 10 |
| Details | STAPH_STREP_TOXIN_1 Staphylococcal enterotoxin/Streptococcal pyrogenic exotoxin signature 1. YGGITPAqnN |
| Chain | Residue | Details |
| D | TYR587-ASN596 |
| site_id | PS00278 |
| Number of Residues | 24 |
| Details | STAPH_STREP_TOXIN_2 Staphyloccocal enterotoxin/Streptococcal pyrogenic exotoxin signature 2. KdiVtfqeIDfkiRkyLmdnykIY |
| Chain | Residue | Details |
| D | LYS624-TYR647 |
| site_id | PS00290 |
| Number of Residues | 7 |
| Details | IG_MHC Immunoglobulins and major histocompatibility complex proteins signature. YDCRVEH |
| Chain | Residue | Details |
| A | TYR161-HIS167 | |
| B | TYR371-HIS377 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 1 |
| Details | Site: {"description":"Self- and pathogen-derived peptide antigen","evidences":[{"source":"PubMed","id":"17583734","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"21115828","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"23260142","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8145819","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4GBX","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI2 |
| Number of Residues | 2 |
| Details | Site: {"description":"Self-peptide antigen","evidences":[{"source":"PubMed","id":"31619516","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI3 |
| Number of Residues | 1 |
| Details | Site: {"description":"Self- and pathogen-derived peptide antigen","evidences":[{"source":"PubMed","id":"21115828","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8145819","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI4 |
| Number of Residues | 1 |
| Details | Site: {"description":"Self- and pathogen-derived peptide antigen","evidences":[{"source":"PubMed","id":"17583734","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"21115828","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"31619516","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8145819","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI5 |
| Number of Residues | 1 |
| Details | Site: {"description":"Pathogen-derived peptide antigen","evidences":[{"source":"PubMed","id":"23260142","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4GBX","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI6 |
| Number of Residues | 1 |
| Details | Site: {"description":"Self- and pathogen-derived peptide antigen","evidences":[{"source":"PubMed","id":"17583734","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"21115828","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"23260142","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"31619516","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8145819","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4GBX","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI7 |
| Number of Residues | 1 |
| Details | Site: {"description":"Pathogen-derived peptide antigen","evidences":[{"source":"PubMed","id":"17583734","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"21115828","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"23260142","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8145819","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4FQX","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4GBX","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI8 |
| Number of Residues | 1 |
| Details | Site: {"description":"Self- and pathogen-derived peptide antigen","evidences":[{"source":"PubMed","id":"17583734","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"23260142","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"31619516","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8145819","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4FQX","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4GBX","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI9 |
| Number of Residues | 2 |
| Details | Glycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"19159218","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"7477400","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI10 |
| Number of Residues | 1 |
| Details | Glycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"19159218","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI11 |
| Number of Residues | 1 |
| Details | Site: {"description":"Cleavage; by CTSG","evidences":[{"source":"PubMed","id":"15100291","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI12 |
| Number of Residues | 1 |
| Details | Modified residue: {"description":"Phosphothreonine","evidences":[{"source":"UniProtKB","id":"P02688","evidenceCode":"ECO:0000250"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI13 |
| Number of Residues | 3 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"11163233","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1HQR","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |






