ID   HVM04_MOUSE             Reviewed;         117 AA.
AC   P01748;
DT   21-JUL-1986, integrated into UniProtKB/Swiss-Prot.
DT   21-JUL-1986, sequence version 1.
DT   25-MAY-2022, entry version 104.
DE   RecName: Full=Ig heavy chain V region 23;
DE   Flags: Precursor;
OS   Mus musculus (Mouse).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC   Eutheria; Euarchontoglires; Glires; Rodentia; Myomorpha; Muroidea; Muridae;
OC   Murinae; Mus; Mus.
OX   NCBI_TaxID=10090;
RN   [1]
RP   NUCLEOTIDE SEQUENCE.
RC   STRAIN=C57BL/6J;
RX   PubMed=6788376; DOI=10.1016/0092-8674(81)90089-1;
RA   Bothwell A.L.M., Paskind M., Reth M., Imanishi-Kari T., Rajewsky K.,
RA   Baltimore D.;
RT   "Heavy chain variable region contribution to the NPb family of antibodies:
RT   somatic mutation evident in a gamma 2a variable region.";
RL   Cell 24:625-637(1981).
CC   -!- MISCELLANEOUS: This germline gene belongs to a set of closely related
CC       genes that could encode V regions of NPb antibodies.
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DR   PIR; A02030; HVMS23.
DR   AlphaFoldDB; P01748; -.
DR   SMR; P01748; -.
DR   MaxQB; P01748; -.
DR   PeptideAtlas; P01748; -.
DR   PRIDE; P01748; -.
DR   Proteomes; UP000000589; Unplaced.
DR   RNAct; P01748; protein.
DR   GO; GO:0009897; C:external side of plasma membrane; IBA:GO_Central.
DR   GO; GO:0042571; C:immunoglobulin complex, circulating; IBA:GO_Central.
DR   GO; GO:0003823; F:antigen binding; IBA:GO_Central.
DR   GO; GO:0034987; F:immunoglobulin receptor binding; IBA:GO_Central.
DR   GO; GO:0050853; P:B cell receptor signaling pathway; IBA:GO_Central.
DR   GO; GO:0006958; P:complement activation, classical pathway; IBA:GO_Central.
DR   GO; GO:0042742; P:defense response to bacterium; IBA:GO_Central.
DR   GO; GO:0045087; P:innate immune response; IBA:GO_Central.
DR   GO; GO:0006911; P:phagocytosis, engulfment; IBA:GO_Central.
DR   GO; GO:0006910; P:phagocytosis, recognition; IBA:GO_Central.
DR   GO; GO:0050871; P:positive regulation of B cell activation; IBA:GO_Central.
DR   Gene3D; 2.60.40.10; -; 1.
DR   InterPro; IPR007110; Ig-like_dom.
DR   InterPro; IPR036179; Ig-like_dom_sf.
DR   InterPro; IPR013783; Ig-like_fold.
DR   InterPro; IPR013106; Ig_V-set.
DR   Pfam; PF07686; V-set; 1.
DR   SMART; SM00406; IGv; 1.
DR   SUPFAM; SSF48726; SSF48726; 1.
DR   PROSITE; PS50835; IG_LIKE; 1.
PE   4: Predicted;
KW   Adaptive immunity; Disulfide bond; Immunity; Immunoglobulin;
KW   Reference proteome; Signal.
FT   SIGNAL          1..19
FT   CHAIN           20..117
FT                   /note="Ig heavy chain V region 23"
FT                   /id="PRO_0000015217"
FT   REGION          20..49
FT                   /note="Framework-1"
FT   REGION          50..54
FT                   /note="Complementarity-determining-1"
FT   REGION          55..68
FT                   /note="Framework-2"
FT   REGION          69..85
FT                   /note="Complementarity-determining-2"
FT   REGION          86..117
FT                   /note="Framework-3"
FT   DISULFID        41..115
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00114"
FT   NON_TER         117
SQ   SEQUENCE   117 AA;  12772 MW;  C530F829C906F69B CRC64;
     MGWSCIILFL VAAANGVHSQ VQLQQPGTEL VKPGASVKLS CKASGYTFTS YWMHWVKQRP
     GQGLEWIGNI NPGNGGTNYN EKFKSKVTLT VDKSSSTAYT QLSSLTSEDS AVYYCAR