ID   CEP1_LISFU              Reviewed;          11 AA.
AC   P22790;
DT   01-AUG-1991, integrated into UniProtKB/Swiss-Prot.
DT   01-AUG-1991, sequence version 1.
DT   07-APR-2021, entry version 52.
DE   RecName: Full=Cardio-excitatory peptide 1;
DE            Short=ACEP-1;
OS   Lissachatina fulica (Giant African land snail) (Achatina fulica).
OC   Eukaryota; Metazoa; Spiralia; Lophotrochozoa; Mollusca; Gastropoda;
OC   Heterobranchia; Euthyneura; Panpulmonata; Eupulmonata; Stylommatophora;
OC   Helicina; Achatinoidea; Achatinidae; Lissachatina.
OX   NCBI_TaxID=2315439;
RN   [1]
RP   PROTEIN SEQUENCE, AND AMIDATION AT PHE-11.
RC   STRAIN=Ferussac; TISSUE=Heart atrium;
RX   PubMed=2322251; DOI=10.1016/0006-291x(90)92093-f;
RA   Fujimoto K., Ohta N., Yoshida M., Kubota I., Muneoka Y., Kobayashi M.;
RT   "A novel cardio-excitatory peptide isolated from the atria of the African
RT   giant snail, Achatina fulica.";
RL   Biochem. Biophys. Res. Commun. 167:777-783(1990).
CC   -!- FUNCTION: Potentiates the beat of the ventricle, and has also
CC       excitatory actions on the penis retractor muscle, the buccal muscle and
CC       the identified neurons controlling the buccal muscle movement of
CC       achatina.
CC   -!- SUBCELLULAR LOCATION: Secreted.
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DR   PIR; A34662; A34662.
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   Amidation; Direct protein sequencing; Hormone; Secreted.
FT   PEPTIDE         1..11
FT                   /note="Cardio-excitatory peptide 1"
FT                   /id="PRO_0000043487"
FT   MOD_RES         11
FT                   /note="Phenylalanine amide"
FT                   /evidence="ECO:0000269|PubMed:2322251"
SQ   SEQUENCE   11 AA;  1305 MW;  82D6D5B9C7741365 CRC64;
     SGQSWRPQGR F