ID   JANB_DROTE              Reviewed;         140 AA.
AC   Q9BM91;
DT   16-FEB-2004, integrated into UniProtKB/Swiss-Prot.
DT   01-JUN-2001, sequence version 1.
DT   03-AUG-2022, entry version 48.
DE   RecName: Full=Sex-regulated protein janus-B;
GN   Name=janB;
OS   Drosophila teissieri (Fruit fly).
OC   Eukaryota; Metazoa; Ecdysozoa; Arthropoda; Hexapoda; Insecta; Pterygota;
OC   Neoptera; Endopterygota; Diptera; Brachycera; Muscomorpha; Ephydroidea;
OC   Drosophilidae; Drosophila; Sophophora.
OX   NCBI_TaxID=7243 {ECO:0000312|EMBL:AAG50370.1};
RN   [1] {ECO:0000312|EMBL:AAG50370.1}
RP   NUCLEOTIDE SEQUENCE [GENOMIC DNA].
RX   PubMed=11319264; DOI=10.1093/oxfordjournals.molbev.a003862;
RA   Parsch J., Meiklejohn C.D., Hauschteck-Jungen E., Hunziker P., Hartl D.L.;
RT   "Molecular evolution of the ocnus and janus genes in the Drosophila
RT   melanogaster species subgroup.";
RL   Mol. Biol. Evol. 18:801-811(2001).
CC   -!- FUNCTION: JanA and janB regulate somatic sex differentiation.
CC       {ECO:0000250}.
CC   -!- SIMILARITY: Belongs to the janus family. {ECO:0000305}.
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DR   EMBL; AY013349; AAG50370.1; -; Genomic_DNA.
DR   AlphaFoldDB; Q9BM91; -.
DR   SMR; Q9BM91; -.
DR   FlyBase; FBgn0043615; Dtei\janB.
DR   GO; GO:0030154; P:cell differentiation; IEA:UniProtKB-KW.
DR   GO; GO:0007548; P:sex differentiation; ISS:UniProtKB.
DR   Gene3D; 3.50.20.20; -; 1.
DR   InterPro; IPR007702; Janus.
DR   InterPro; IPR038596; Janus_sf.
DR   PANTHER; PTHR12258; PTHR12258; 1.
DR   Pfam; PF05005; Ocnus; 1.
PE   3: Inferred from homology;
KW   Differentiation; Sexual differentiation.
FT   CHAIN           1..140
FT                   /note="Sex-regulated protein janus-B"
FT                   /id="PRO_0000206171"
FT   ACT_SITE        69
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000250"
FT   BINDING         42
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000250"
FT   BINDING         110..112
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000250"
SQ   SEQUENCE   140 AA;  15852 MW;  ECD6C600DE435B79 CRC64;
     MKMFKSLSLL PRIVSPFQKC YSTDLISLVG IPRVKITKGQ NRYLLVNIHT HGFTKYGRVI
     VRGADVDNHL TVFDSILEEL EPQGICAKIL GGGRILNEAD SKKIKIYGTS RTFGSADHTR
     TRNILHSWTT YKDFKITVKN