ID   DELT_PHAJA              Reviewed;           7 AA.
AC   P86634;
DT   08-FEB-2011, integrated into UniProtKB/Swiss-Prot.
DT   08-FEB-2011, sequence version 1.
DT   11-DEC-2019, entry version 9.
DE   RecName: Full=[D-Met2]-deltorphin;
OS   Phasmahyla jandaia (Jandaia leaf frog).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Amphibia;
OC   Batrachia; Anura; Neobatrachia; Hyloidea; Hylidae; Phyllomedusinae;
OC   Phasmahyla.
OX   NCBI_TaxID=762504;
RN   [1] {ECO:0000305}
RP   PROTEIN SEQUENCE, SUBCELLULAR LOCATION, TISSUE SPECIFICITY, MASS
RP   SPECTROMETRY, AND AMIDATION AT ASP-7.
RC   TISSUE=Skin secretion {ECO:0000269|PubMed:20932854};
RX   PubMed=20932854; DOI=10.1016/j.toxicon.2010.09.010;
RA   Rates B., Silva L.P., Ireno I.C., Leite F.S., Borges M.H., Bloch C. Jr.,
RA   De Lima M.E., Pimenta A.M.;
RT   "Peptidomic dissection of the skin secretion of Phasmahyla jandaia
RT   (Bokermann and Sazima, 1978) (Anura, Hylidae, Phyllomedusinae).";
RL   Toxicon 57:35-52(2011).
CC   -!- FUNCTION: Has a very potent opiate-like activity. It has high affinity
CC       and selectivity for delta-type opioid receptors (By similarity).
CC       {ECO:0000250|UniProtKB:P05422}.
CC   -!- SUBCELLULAR LOCATION: Secreted {ECO:0000269|PubMed:20932854}.
CC   -!- TISSUE SPECIFICITY: Expressed by the skin glands.
CC       {ECO:0000269|PubMed:20932854}.
CC   -!- MASS SPECTROMETRY: Mass=954.4; Method=MALDI;
CC       Evidence={ECO:0000269|PubMed:20932854};
CC   -!- SIMILARITY: Belongs to the frog skin active peptide (FSAP) family.
CC       Dermorphin subfamily. {ECO:0000255}.
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DR   GO; GO:0005576; C:extracellular region; IEA:UniProtKB-SubCell.
DR   GO; GO:0001515; F:opioid peptide activity; IEA:UniProtKB-KW.
DR   GO; GO:0006952; P:defense response; IEA:UniProtKB-KW.
DR   GO; GO:0007218; P:neuropeptide signaling pathway; IEA:UniProtKB-KW.
PE   1: Evidence at protein level;
KW   Amidation; Amphibian defense peptide; D-amino acid;
KW   Direct protein sequencing; Endorphin; Opioid peptide; Secreted.
FT   PEPTIDE         1..7
FT                   /note="[D-Met2]-deltorphin"
FT                   /id="PRO_0000404605"
FT   MOD_RES         2
FT                   /note="D-methionine"
FT                   /evidence="ECO:0000250|UniProtKB:P05422"
FT   MOD_RES         7
FT                   /note="Aspartic acid 1-amide"
FT                   /evidence="ECO:0000269|PubMed:20932854"
FT   UNSURE          5
FT                   /note="L or I"
FT                   /evidence="ECO:0000269|PubMed:20932854"
SQ   SEQUENCE   7 AA;  956 MW;  6AA69721E9C68B30 CRC64;
     YMFHLMD