TX13A_ODOMO
ID TX13A_ODOMO Reviewed; 80 AA.
AC A0A348G5V9;
DT 08-MAY-2019, integrated into UniProtKB/Swiss-Prot.
DT 07-NOV-2018, sequence version 1.
DT 25-MAY-2022, entry version 12.
DE RecName: Full=U-poneritoxin(01)-Om3a {ECO:0000250|UniProtKB:A0A348G5W2};
DE Short=U-PONTX(01)-Om3a {ECO:0000250|UniProtKB:A0A348G5W2};
DE AltName: Full=Pilosulin-like peptide 3 {ECO:0000312|EMBL:BBF97832.1};
DE Short=PLP3 {ECO:0000303|PubMed:29027956};
DE AltName: Full=Poneratoxin {ECO:0000305};
DE Flags: Precursor;
OS Odontomachus monticola (Trap-jaw ant).
OC Eukaryota; Metazoa; Ecdysozoa; Arthropoda; Hexapoda; Insecta; Pterygota;
OC Neoptera; Endopterygota; Hymenoptera; Apocrita; Aculeata; Formicoidea;
OC Formicidae; Ponerinae; Ponerini; Odontomachus.
OX NCBI_TaxID=613454;
RN [1]
RP NUCLEOTIDE SEQUENCE [MRNA], PROTEIN SEQUENCE OF 56-79, MASS SPECTROMETRY,
RP AND SUBCELLULAR LOCATION.
RC TISSUE=Venom, and Venom gland;
RX PubMed=29027956; DOI=10.3390/toxins9100323;
RA Kazuma K., Masuko K., Konno K., Inagaki H.;
RT "Combined venom gland transcriptomic and venom peptidomic analysis of the
RT predatory ant Odontomachus monticola.";
RL Toxins 9:323-323(2017).
RN [2]
RP FUNCTION, IDENTIFICATION BY MASS SPECTROMETRY, SYNTHESIS OF PEPTIDE WITH
RP UNKNOWN TERMINAL RESIDUES, AND SUBCELLULAR LOCATION.
RC TISSUE=Venom;
RX PubMed=30658410; DOI=10.3390/toxins11010050;
RA Tani N., Kazuma K., Ohtsuka Y., Shigeri Y., Masuko K., Konno K.,
RA Inagaki H.;
RT "Mass spectrometry analysis and biological characterization of the
RT predatory ant Odontomachus monticola venom and venom sac components.";
RL Toxins 11:0-0(2019).
CC -!- FUNCTION: Cationic amphipathic alpha-helical peptide with antimicrobial
CC activities against E.coli (MIC=3.1 uM), S.aureus (MIC=25 uM), and
CC S.cerevisiae (MIC=50 uM). Also shows histamine-releasing activity
CC (37.5% at 10 uM). Does not show hemolytic activity, even at 50 uM.
CC {ECO:0000269|PubMed:30658410}.
CC -!- SUBCELLULAR LOCATION: Secreted {ECO:0000269|PubMed:29027956,
CC ECO:0000269|PubMed:30658410}.
CC -!- TISSUE SPECIFICITY: Expressed by the venom gland.
CC {ECO:0000305|PubMed:29027956}.
CC -!- PTM: Truncated sequences of this peptide have also been found in the
CC venom. It is possible they have been cleaved in the venom.
CC {ECO:0000305|PubMed:29027956, ECO:0000305|PubMed:30658410}.
CC -!- MASS SPECTROMETRY: Mass=4101.244; Method=Electrospray;
CC Note=Monoisotopic mass.; Evidence={ECO:0000269|PubMed:29027956};
CC -!- SIMILARITY: Belongs to the formicidae venom precursor-01 superfamily.
CC {ECO:0000305}.
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DR EMBL; FX985496; BBF97832.1; -; mRNA.
DR AlphaFoldDB; A0A348G5V9; -.
DR GO; GO:0005576; C:extracellular region; IEA:UniProtKB-SubCell.
DR GO; GO:0042742; P:defense response to bacterium; IEA:UniProtKB-KW.
PE 1: Evidence at protein level;
KW Antibiotic; Antimicrobial; Direct protein sequencing; Secreted; Signal.
FT SIGNAL 1..25
FT /evidence="ECO:0000255"
FT PROPEP 26..39
FT /evidence="ECO:0000305|PubMed:29027956"
FT /id="PRO_0000447071"
FT PEPTIDE 40..79
FT /note="U-poneritoxin(01)-Om3a"
FT /evidence="ECO:0000269|PubMed:30658410"
FT /id="PRO_5016765771"
SQ SEQUENCE 80 AA; 8231 MW; 1003E6CB6CA47C77 CRC64;
MKPSGLALAF LVVFMMAIMY NSVQAAAIAD ADAEAEAIAK IKWGKIFKKG GKLIGKTALE
AAANAAASEA ISAMASQNEK