ID   PPK4_CELBM              Reviewed;          12 AA.
AC   P84369;
DT   15-FEB-2005, integrated into UniProtKB/Swiss-Prot.
DT   15-FEB-2005, sequence version 1.
DT   11-DEC-2019, entry version 32.
DE   RecName: Full=Pyrokinin-4;
DE            Short=Cel-PK-4;
DE   AltName: Full=YXPRL-amide;
OS   Celatoblatta sp. (strain Blue Mountains) (Cockroach).
OC   Eukaryota; Metazoa; Ecdysozoa; Arthropoda; Hexapoda; Insecta; Pterygota;
OC   Neoptera; Polyneoptera; Dictyoptera; Blattodea; Blattoidea; Blattidae;
OC   Polyzosteriinae; Celatoblatta; unclassified Celatoblatta.
OX   NCBI_TaxID=303880;
RN   [1] {ECO:0000305}
RP   PROTEIN SEQUENCE, MASS SPECTROMETRY, AND AMIDATION AT LEU-12.
RC   TISSUE=Corpora allata {ECO:0000269|PubMed:15626499};
RX   PubMed=15626499; DOI=10.1016/j.peptides.2004.10.010;
RA   Predel R., Gaede G.;
RT   "Peptidomics of neurohemal organs from species of the cockroach family
RT   Blattidae: how do neuropeptides of closely related species differ?";
RL   Peptides 26:3-9(2005).
RN   [2] {ECO:0000305}
RP   SUBCELLULAR LOCATION, AND TISSUE SPECIFICITY.
RA   Predel R., Gaede G.;
RL   Submitted (NOV-2004) to UniProtKB.
CC   -!- FUNCTION: Mediates visceral muscle contractile activity (myotropic
CC       activity). {ECO:0000250|UniProtKB:P82690}.
CC   -!- SUBCELLULAR LOCATION: Secreted {ECO:0000269|Ref.2}.
CC   -!- TISSUE SPECIFICITY: Expressed in the brain, subesophageal ganglion and
CC       in the retrocerebral complex (mainly corpora cardiaca).
CC       {ECO:0000269|Ref.2}.
CC   -!- MASS SPECTROMETRY: Mass=1455.7; Method=MALDI;
CC       Evidence={ECO:0000269|PubMed:15626499};
CC   -!- SIMILARITY: Belongs to the pyrokinin family. {ECO:0000255}.
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DR   GO; GO:0005576; C:extracellular region; IEA:UniProtKB-SubCell.
DR   GO; GO:0007218; P:neuropeptide signaling pathway; IEA:UniProtKB-KW.
PE   1: Evidence at protein level;
KW   Amidation; Direct protein sequencing; Neuropeptide; Secreted.
FT   PEPTIDE         1..12
FT                   /note="Pyrokinin-4"
FT                   /id="PRO_0000044326"
FT   MOD_RES         12
FT                   /note="Leucine amide"
FT                   /evidence="ECO:0000269|PubMed:15626499"
SQ   SEQUENCE   12 AA;  1457 MW;  F9B47549FF42CAA1 CRC64;
     DHMSHDVYSP RL