8Y6X
Crystal structure of ternary complex of human MR1, ligand #4, and MAIT-TCR A-F7
This is a non-PDB format compatible entry.
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| B | 0000139 | cellular_component | Golgi membrane |
| B | 0001913 | biological_process | T cell mediated cytotoxicity |
| B | 0001916 | biological_process | positive regulation of T cell mediated cytotoxicity |
| B | 0002237 | biological_process | response to molecule of bacterial origin |
| B | 0002376 | biological_process | immune system process |
| B | 0002474 | biological_process | antigen processing and presentation of peptide antigen via MHC class I |
| B | 0002481 | biological_process | antigen processing and presentation of exogenous protein antigen via MHC class Ib, TAP-dependent |
| B | 0002502 | biological_process | peptide antigen assembly with MHC class I protein complex |
| B | 0002503 | biological_process | peptide antigen assembly with MHC class II protein complex |
| B | 0002726 | biological_process | positive regulation of T cell cytokine production |
| B | 0005198 | molecular_function | structural molecule activity |
| B | 0005515 | molecular_function | protein binding |
| B | 0005576 | cellular_component | extracellular region |
| B | 0005615 | cellular_component | extracellular space |
| B | 0005765 | cellular_component | lysosomal membrane |
| B | 0005783 | cellular_component | endoplasmic reticulum |
| B | 0005788 | cellular_component | endoplasmic reticulum lumen |
| B | 0005794 | cellular_component | Golgi apparatus |
| B | 0005829 | cellular_component | cytosol |
| B | 0005886 | cellular_component | plasma membrane |
| B | 0005925 | cellular_component | focal adhesion |
| B | 0006826 | biological_process | iron ion transport |
| B | 0006879 | biological_process | intracellular iron ion homeostasis |
| B | 0006955 | biological_process | immune response |
| B | 0007608 | biological_process | sensory perception of smell |
| B | 0007611 | biological_process | learning or memory |
| B | 0009897 | cellular_component | external side of plasma membrane |
| B | 0009986 | cellular_component | cell surface |
| B | 0010038 | biological_process | response to metal ion |
| B | 0010977 | biological_process | negative regulation of neuron projection development |
| B | 0012507 | cellular_component | ER to Golgi transport vesicle membrane |
| B | 0016020 | cellular_component | membrane |
| B | 0019885 | biological_process | antigen processing and presentation of endogenous peptide antigen via MHC class I |
| B | 0019886 | biological_process | antigen processing and presentation of exogenous peptide antigen via MHC class II |
| B | 0023026 | molecular_function | MHC class II protein complex binding |
| B | 0030670 | cellular_component | phagocytic vesicle membrane |
| B | 0031901 | cellular_component | early endosome membrane |
| B | 0031902 | cellular_component | late endosome membrane |
| B | 0031905 | cellular_component | early endosome lumen |
| B | 0033077 | biological_process | T cell differentiation in thymus |
| B | 0033572 | biological_process | transferrin transport |
| B | 0034756 | biological_process | regulation of iron ion transport |
| B | 0034757 | biological_process | negative regulation of iron ion transport |
| B | 0035580 | cellular_component | specific granule lumen |
| B | 0042026 | biological_process | protein refolding |
| B | 0042605 | molecular_function | peptide antigen binding |
| B | 0042612 | cellular_component | MHC class I protein complex |
| B | 0042613 | cellular_component | MHC class II protein complex |
| B | 0042802 | molecular_function | identical protein binding |
| B | 0042803 | molecular_function | protein homodimerization activity |
| B | 0042824 | cellular_component | MHC class I peptide loading complex |
| B | 0045646 | biological_process | regulation of erythrocyte differentiation |
| B | 0048260 | biological_process | positive regulation of receptor-mediated endocytosis |
| B | 0048261 | biological_process | negative regulation of receptor-mediated endocytosis |
| B | 0050680 | biological_process | negative regulation of epithelial cell proliferation |
| B | 0050768 | biological_process | negative regulation of neurogenesis |
| B | 0050778 | biological_process | positive regulation of immune response |
| B | 0050870 | biological_process | positive regulation of T cell activation |
| B | 0051289 | biological_process | protein homotetramerization |
| B | 0055038 | cellular_component | recycling endosome membrane |
| B | 0060586 | biological_process | multicellular organismal-level iron ion homeostasis |
| B | 0070062 | cellular_component | extracellular exosome |
| B | 0071281 | biological_process | cellular response to iron ion |
| B | 0071283 | biological_process | cellular response to iron(III) ion |
| B | 0071316 | biological_process | cellular response to nicotine |
| B | 1904724 | cellular_component | tertiary granule lumen |
| B | 1990000 | biological_process | amyloid fibril formation |
| B | 1990712 | cellular_component | HFE-transferrin receptor complex |
| B | 2000774 | biological_process | positive regulation of cellular senescence |
| B | 2000978 | biological_process | negative regulation of forebrain neuron differentiation |
Functional Information from PROSITE/UniProt
| site_id | PS00290 |
| Number of Residues | 7 |
| Details | IG_MHC Immunoglobulins and major histocompatibility complex proteins signature. YSCHVEH |
| Chain | Residue | Details |
| A | TYR254-HIS260 | |
| B | TYR78-HIS84 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 178 |
| Details | Region: {"description":"Antigen-binding cleft","evidences":[{"source":"PubMed","id":"23846752","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"24695216","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"26795251","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI2 |
| Number of Residues | 86 |
| Details | Region: {"description":"Alpha-1","evidences":[{"evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI3 |
| Number of Residues | 91 |
| Details | Region: {"description":"Alpha-2","evidences":[{"evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI4 |
| Number of Residues | 3 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"39701104","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"8BP6","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI5 |
| Number of Residues | 2 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"23846752","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"24101382","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4LCW","evidenceCode":"ECO:0000312"},{"source":"PDB","id":"4L4V","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI6 |
| Number of Residues | 1 |
| Details | Binding site: {"description":"covalent","evidences":[{"source":"PubMed","id":"39589872","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"9CGR","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI7 |
| Number of Residues | 1 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"23846752","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4L4V","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI8 |
| Number of Residues | 1 |
| Details | Glycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PubMed","id":"12794138","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI9 |
| Number of Residues | 88 |
| Details | Domain: {"description":"Ig-like C1-type"} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI10 |
| Number of Residues | 1 |
| Details | Modified residue: {"description":"Pyrrolidone carboxylic acid; in form pI 5.3","evidences":[{"source":"PubMed","id":"7554280","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI11 |
| Number of Residues | 1 |
| Details | Glycosylation: {"description":"N-linked (Glc) (glycation) isoleucine; in hemodialysis-associated amyloidosis","evidences":[{"source":"PubMed","id":"7918443","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI12 |
| Number of Residues | 6 |
| Details | Glycosylation: {"description":"N-linked (Glc) (glycation) lysine; in vitro","evidences":[{"source":"PubMed","id":"7918443","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI13 |
| Number of Residues | 2 |
| Details | Glycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PROSITE-ProRule","id":"PRU00498","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"19349973","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI14 |
| Number of Residues | 3 |
| Details | Glycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"source":"PROSITE-ProRule","id":"PRU00498","evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI15 |
| Number of Residues | 92 |
| Details | Domain: {"description":"Ig-like V-type","evidences":[{"source":"PROSITE-ProRule","id":"PRU00114","evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI16 |
| Number of Residues | 109 |
| Details | Domain: {"description":"Ig-like C1-type","evidences":[{"source":"PROSITE-ProRule","id":"PRU00114","evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI17 |
| Number of Residues | 92 |
| Details | Region: {"description":"T cell receptor beta variable 25-1","evidences":[{"source":"PubMed","id":"31959982","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI18 |
| Number of Residues | 4 |
| Details | Region: {"description":"CDR1","evidences":[{"source":"PubMed","id":"11096259","evidenceCode":"ECO:0000305"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI19 |
| Number of Residues | 5 |
| Details | Region: {"description":"CDR2","evidences":[{"source":"PubMed","id":"11096259","evidenceCode":"ECO:0000305"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI20 |
| Number of Residues | 14 |
| Details | Region: {"description":"T cell receptor beta joining 2-3","evidences":[{"source":"PubMed","id":"31959982","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
