ID   F1C6V5_CHICK            Unreviewed;       263 AA.
AC   F1C6V5;
DT   03-MAY-2011, integrated into UniProtKB/TrEMBL.
DT   03-MAY-2011, sequence version 1.
DT   24-JUL-2024, entry version 49.
DE   SubName: Full=MHC class II antigen beta chain {ECO:0000313|EMBL:ADX68968.1};
GN   Name=B-LB {ECO:0000313|EMBL:ADX68968.1};
OS   Gallus gallus (Chicken).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi;
OC   Archelosauria; Archosauria; Dinosauria; Saurischia; Theropoda;
OC   Coelurosauria; Aves; Neognathae; Galloanserae; Galliformes; Phasianidae;
OC   Phasianinae; Gallus.
OX   NCBI_TaxID=9031 {ECO:0000313|EMBL:ADX68968.1};
RN   [1] {ECO:0000313|EMBL:ADX68968.1}
RP   NUCLEOTIDE SEQUENCE.
RC   TISSUE=Blood {ECO:0000313|EMBL:ADX68968.1};
RX   PubMed=22499866;
RA   Chen F., Pan L., Chao W., Dai Y., Yu W.;
RT   "Character of chicken polymorphic major histocompatibility complex class II
RT   alleles of 3 Chinese local breeds.";
RL   Poult. Sci. 91:1097-1104(2012).
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DR   EMBL; HQ203709; ADX68968.1; -; mRNA.
DR   AlphaFoldDB; F1C6V5; -.
DR   VEuPathDB; HostDB:geneid_693256; -.
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; cd05766; IgC1_MHC_II_beta; 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   Glycoprotein {ECO:0000256|ARBA:ARBA00023180};
KW   Immunity {ECO:0000256|ARBA:ARBA00022859};
KW   Membrane {ECO:0000256|ARBA:ARBA00023136, ECO:0000256|SAM:Phobius};
KW   MHC II {ECO:0000256|ARBA:ARBA00023182}; Signal {ECO:0000256|SAM:SignalP};
KW   Transmembrane {ECO:0000256|SAM:Phobius};
KW   Transmembrane helix {ECO:0000256|SAM:Phobius}.
FT   SIGNAL          1..26
FT                   /evidence="ECO:0000256|SAM:SignalP"
FT   CHAIN           27..263
FT                   /evidence="ECO:0000256|SAM:SignalP"
FT                   /id="PRO_5003265023"
FT   TRANSMEM        225..247
FT                   /note="Helical"
FT                   /evidence="ECO:0000256|SAM:Phobius"
FT   DOMAIN          123..211
FT                   /note="Ig-like"
FT                   /evidence="ECO:0000259|PROSITE:PS50835"
SQ   SEQUENCE   263 AA;  29190 MW;  74C4486DDAB3D121 CRC64;
     MGSGRVPAAG AVLVALLALG ARPAAGTRPS AFFFYGRIAE CHYLNGTERV RFLDKKIYNR
     QQFAHFDSDV GKFVADTPLG EPQAEYWNSN AELLENRMNE VDRFCRHNYG AVESFTVQRS
     VEPKVRVSAL QSGSLPETDR LACYVTGFYP PEIEVKWFLN GREETERVVS TDVMQNGDWT
     YQVRVVLETV PRRGDSYVCR VEHASLRQPI SQAWEPPADA GRSKLLTGVG GFVLGLVFLA
     LGLFVFLRGQ KGRPVAAAPG MLN
//