ID   CARP_MYTED              Reviewed;           7 AA.
AC   P10420;
DT   01-JUL-1989, integrated into UniProtKB/Swiss-Prot.
DT   01-JUL-1989, sequence version 1.
DT   03-AUG-2022, entry version 41.
DE   RecName: Full=Catch-relaxing peptide;
DE            Short=CARP;
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 LEU-7.
RX   PubMed=3676797; DOI=10.1016/0006-8993(87)90947-4;
RA   Hirata T., Kubota I., Takabatake I., Kawahara A., Shimamoto N., Muneoka Y.;
RT   "Catch-relaxing peptide isolated from Mytilus pedal ganglia.";
RL   Brain Res. 422:374-376(1987).
CC   -!- FUNCTION: This peptide exhibits both potentiating (contraction) and
CC       inhibitory (relaxation) effects on the anterior byssus retractor
CC       muscle.
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DR   PIR; A29342; ECMUCR.
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..7
FT                   /note="Catch-relaxing peptide"
FT                   /id="PRO_0000044114"
FT   MOD_RES         7
FT                   /note="Leucine amide"
FT                   /evidence="ECO:0000269|PubMed:3676797"
SQ   SEQUENCE   7 AA;  831 MW;  6734072687669DB0 CRC64;
     AMPMLRL