ID   CIP1_MYTED              Reviewed;           6 AA.
AC   P13736;
DT   01-JAN-1990, integrated into UniProtKB/Swiss-Prot.
DT   01-JAN-1990, sequence version 1.
DT   03-AUG-2022, entry version 43.
DE   RecName: Full=Contraction-inhibiting peptide 1;
DE   AltName: Full=MIP I;
OS   Mytilus edulis (Blue mussel).
OC   Eukaryota; Metazoa; Spiralia; Lophotrochozoa; Mollusca; Bivalvia;
OC   Autobranchia; Pteriomorphia; Mytilida; Mytiloidea; Mytilidae; Mytilinae;
OC   Mytilus.
OX   NCBI_TaxID=6550;
RN   [1]
RP   PROTEIN SEQUENCE, AND AMIDATION AT VAL-6.
RC   TISSUE=Pedal ganglion;
RX   PubMed=3377776; DOI=10.1016/s0006-291x(88)80437-6;
RA   Hirata T., Kubota I., Iwasawa N., Takabatake I., Ikeda T., Muneoka Y.;
RT   "Structures and actions of Mytilus inhibitory peptides.";
RL   Biochem. Biophys. Res. Commun. 152:1376-1382(1988).
CC   -!- FUNCTION: Inhibitory action on contractions in several molluscan
CC       muscles.
CC   -!- SIMILARITY: To M.edulis MIP II. {ECO:0000305}.
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DR   PIR; A27696; A27696.
DR   GO; GO:0005179; F:hormone activity; IEA:UniProtKB-KW.
PE   1: Evidence at protein level;
KW   Amidation; Direct protein sequencing; Hormone.
FT   PEPTIDE         1..6
FT                   /note="Contraction-inhibiting peptide 1"
FT                   /id="PRO_0000044121"
FT   MOD_RES         6
FT                   /note="Valine amide"
FT                   /evidence="ECO:0000269|PubMed:3377776"
SQ   SEQUENCE   6 AA;  637 MW;  72C9C68775B81000 CRC64;
     GSPMFV