ID   MLB_SQUAC               Reviewed;          16 AA.
AC   P01207;
DT   21-JUL-1986, integrated into UniProtKB/Swiss-Prot.
DT   21-JUL-1986, sequence version 1.
DT   25-MAY-2022, entry version 42.
DE   RecName: Full=Melanotropin beta;
OS   Squalus acanthias (Spiny dogfish).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Chondrichthyes;
OC   Elasmobranchii; Squalomorphii; Squaliformes; Squalidae; Squalus.
OX   NCBI_TaxID=7797;
RN   [1]
RP   PROTEIN SEQUENCE.
RX   PubMed=4375978; DOI=10.1042/bj1410439;
RA   Bennett H.P.J., Lowry P.J., McMartin C., Scott A.P.;
RT   "Structural studies of alpha-melanocyte-stimulating hormone and a novel
RT   beta-melanocyte-stimulating hormone from the neurointermediate lobe of the
RT   pituitary of the dogfish Squalus acanthias.";
RL   Biochem. J. 141:439-444(1974).
CC   -!- SUBCELLULAR LOCATION: Secreted.
CC   -!- SIMILARITY: Belongs to the POMC family. {ECO:0000305}.
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DR   PIR; A01471; MTDFBS.
DR   AlphaFoldDB; P01207; -.
DR   GO; GO:0005576; C:extracellular region; IEA:UniProtKB-SubCell.
DR   GO; GO:0005179; F:hormone activity; IEA:UniProtKB-KW.
PE   1: Evidence at protein level;
KW   Direct protein sequencing; Hormone; Secreted.
FT   PEPTIDE         1..16
FT                   /note="Melanotropin beta"
FT                   /id="PRO_0000044290"
SQ   SEQUENCE   16 AA;  1939 MW;  993AF43C8A640A0E CRC64;
     DGDDYKFGHF RWSVPL