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1HQR

CRYSTAL STRUCTURE OF A SUPERANTIGEN BOUND TO THE HIGH-AFFINITY, ZINC-DEPENDENT SITE ON MHC CLASS II

Functional Information from GO Data
ChainGOidnamespacecontents
A0006955biological_processimmune response
A0016020cellular_componentmembrane
A0019882biological_processantigen processing and presentation
A0042613cellular_componentMHC class II protein complex
B0006955biological_processimmune response
B0016020cellular_componentmembrane
B0019882biological_processantigen processing and presentation
B0042613cellular_componentMHC class II protein complex
D0005576cellular_componentextracellular region
D0035821biological_processmodulation of process of another organism
D0090729molecular_functiontoxin activity
Functional Information from PDB Data
site_idAC1
Number of Residues4
DetailsBINDING SITE FOR RESIDUE ZN D 709
ChainResidue
BHIS281
DHIS667
DHIS701
DASP703

Functional Information from PROSITE/UniProt
site_idPS00277
Number of Residues10
DetailsSTAPH_STREP_TOXIN_1 Staphylococcal enterotoxin/Streptococcal pyrogenic exotoxin signature 1. YGGITPAqnN
ChainResidueDetails
DTYR587-ASN596

site_idPS00278
Number of Residues24
DetailsSTAPH_STREP_TOXIN_2 Staphyloccocal enterotoxin/Streptococcal pyrogenic exotoxin signature 2. KdiVtfqeIDfkiRkyLmdnykIY
ChainResidueDetails
DLYS624-TYR647

site_idPS00290
Number of Residues7
DetailsIG_MHC Immunoglobulins and major histocompatibility complex proteins signature. YDCRVEH
ChainResidueDetails
ATYR161-HIS167
BTYR371-HIS377

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues1
DetailsSite: {"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"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues2
DetailsSite: {"description":"Self-peptide antigen","evidences":[{"source":"PubMed","id":"31619516","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues1
DetailsSite: {"description":"Self- and pathogen-derived peptide antigen","evidences":[{"source":"PubMed","id":"21115828","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"8145819","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues1
DetailsSite: {"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"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues1
DetailsSite: {"description":"Pathogen-derived peptide antigen","evidences":[{"source":"PubMed","id":"23260142","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4GBX","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues1
DetailsSite: {"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"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues1
DetailsSite: {"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"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues1
DetailsSite: {"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"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues2
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"19159218","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"7477400","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues1
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"19159218","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues1
DetailsSite: {"description":"Cleavage; by CTSG","evidences":[{"source":"PubMed","id":"15100291","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues1
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"UniProtKB","id":"P02688","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI13
Number of Residues3
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"11163233","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1HQR","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

239492

PDB entries from 2025-07-30

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