ID Q56FN4_HUMAN Unreviewed; 266 AA. AC Q56FN4; DT 10-MAY-2005, integrated into UniProtKB/TrEMBL. DT 10-MAY-2005, sequence version 1. DT 24-JUL-2024, entry version 115. DE SubName: Full=MHC class II antigen {ECO:0000313|EMBL:AAX63466.1}; GN Name=HLA-DRB1 {ECO:0000313|EMBL:AAX63466.1}; OS Homo sapiens (Human). OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia; OC Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae; OC Homo. OX NCBI_TaxID=9606 {ECO:0000313|EMBL:AAX63466.1}; RN [1] {ECO:0000313|EMBL:AAX63466.1} RP NUCLEOTIDE SEQUENCE. RX PubMed=17174751; DOI=10.1016/j.humimm.2006.09.002; RA Balas A., Vilches C., Rodriguez M.A., Fernandez B., Martinez M.P., RA de Pablo R., Garcia-Sanchez F., Vicario J.L.; RT "Group-specific amplification of cDNA from DRB1 genes. Complete coding RT sequences of partially defined alleles and identification of the new RT alleles DRB1*040602, DRB1*111102, DRB1*080103, and DRB1*0113."; RL Hum. Immunol. 67:1008-1016(2006). CC -!- SUBCELLULAR LOCATION: Endosome membrane CC {ECO:0000256|ARBA:ARBA00004530}; Single-pass type I membrane protein CC {ECO:0000256|ARBA:ARBA00004530}. Lysosome membrane CC {ECO:0000256|ARBA:ARBA00004352}; Single-pass type I membrane protein CC {ECO:0000256|ARBA:ARBA00004352}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; AY961078; AAX63466.1; -; mRNA. DR AlphaFoldDB; Q56FN4; -. DR PeptideAtlas; Q56FN4; -. DR ChiTaRS; HLA-DRB1; human. DR GO; GO:0010008; C:endosome membrane; IEA:UniProtKB-SubCell. DR GO; GO:0005765; C:lysosomal membrane; IEA:UniProtKB-SubCell. DR GO; GO:0042613; C:MHC class II protein complex; IEA:UniProtKB-KW. DR GO; GO:0002250; P:adaptive immune response; IEA:UniProtKB-KW. DR GO; GO:0002504; P:antigen processing and presentation of peptide or polysaccharide antigen via MHC class II; IEA:UniProtKB-KW. DR CDD; cd21000; IgC1_MHC_II_beta_HLA-DR; 1. DR Gene3D; 2.60.40.10; Immunoglobulins; 1. DR InterPro; IPR007110; Ig-like_dom. DR InterPro; IPR036179; Ig-like_dom_sf. DR InterPro; IPR013783; Ig-like_fold. DR InterPro; IPR003006; Ig/MHC_CS. DR InterPro; IPR003597; Ig_C1-set. DR InterPro; IPR050160; MHC/Immunoglobulin. DR InterPro; IPR011162; MHC_I/II-like_Ag-recog. DR InterPro; IPR014745; MHC_II_a/b_N. DR InterPro; IPR000353; MHC_II_b_N. DR PANTHER; PTHR19944:SF99; HLA CLASS II HISTOCOMPATIBILITY ANTIGEN, DR BETA 3 CHAIN; 1. DR PANTHER; PTHR19944; MHC CLASS II-RELATED; 1. DR Pfam; PF07654; C1-set; 1. DR Pfam; PF00969; MHC_II_beta; 1. DR SMART; SM00407; IGc1; 1. DR SMART; SM00921; MHC_II_beta; 1. DR SUPFAM; SSF48726; Immunoglobulin; 1. DR SUPFAM; SSF54452; MHC antigen-recognition domain; 1. DR PROSITE; PS50835; IG_LIKE; 1. DR PROSITE; PS00290; IG_MHC; 1. PE 2: Evidence at transcript level; KW Adaptive immunity {ECO:0000256|ARBA:ARBA00023130}; KW Disulfide bond {ECO:0000256|ARBA:ARBA00023157}; KW Endosome {ECO:0000256|ARBA:ARBA00022753}; KW Glycoprotein {ECO:0000256|ARBA:ARBA00023180}; KW Immunity {ECO:0000256|ARBA:ARBA00022859}; KW Lysosome {ECO:0000256|ARBA:ARBA00023228}; KW Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|SAM:Phobius}; KW MHC II {ECO:0000256|ARBA:ARBA00023182}; KW Signal {ECO:0000256|ARBA:ARBA00022729, ECO:0000256|SAM:SignalP}; KW Transmembrane {ECO:0000256|SAM:Phobius}; KW Transmembrane helix {ECO:0000256|SAM:Phobius}. FT SIGNAL 1..29 FT /evidence="ECO:0000256|SAM:SignalP" FT CHAIN 30..266 FT /evidence="ECO:0000256|SAM:SignalP" FT /id="PRO_5004250625" FT TRANSMEM 228..250 FT /note="Helical" FT /evidence="ECO:0000256|SAM:Phobius" FT DOMAIN 126..214 FT /note="Ig-like" FT /evidence="ECO:0000259|PROSITE:PS50835" SQ SEQUENCE 266 AA; 29928 MW; 463A93827B138F57 CRC64; MVCLRLPGGS CMAVLTVTLM VLSSPLALAG DTRPRFLEYS TGECYFFNGT ERVRFLDRYF YNQEEYVRFD SDVGEYRAVT ELGRPSAEYW NSQKDILEDR RAAVDTYCRH NYGVGESFTV QRRVHPKVTV YPSKTQPLQH HNLLVCSVSG FYPGSIEVRW FRNGQEEKTG VVSTGLIHNG DWTFQTLVML ETVPRSGEVY TCQVEHPSVT SPLTVEWSAR SESAQSKMLS GVGGFVLGLL FLGAGLFIYF RNQKGHSGLQ PTGFLS //