ID   TX1B_ECTBR              Reviewed;          40 AA.
AC   P0DSL3;
DT   08-MAY-2019, integrated into UniProtKB/Swiss-Prot.
DT   08-MAY-2019, sequence version 1.
DT   25-MAY-2022, entry version 8.
DE   RecName: Full=U1-ectatotoxin-Eb1b {ECO:0000303|PubMed:26805882};
DE            Short=U1-ECTX-Eb1b {ECO:0000303|PubMed:26805882};
DE   AltName: Full=Ectatomin-Eq2 {ECO:0000303|PubMed:25448389};
OS   Ectatomma brunneum (Ant) (Ectatomma quadridens).
OC   Eukaryota; Metazoa; Ecdysozoa; Arthropoda; Hexapoda; Insecta; Pterygota;
OC   Neoptera; Endopterygota; Hymenoptera; Apocrita; Aculeata; Formicoidea;
OC   Formicidae; Ectatomminae; Ectatommini; Ectatomma.
OX   NCBI_TaxID=369127;
RN   [1]
RP   REVIEW, AND PROTEIN SEQUENCE.
RX   PubMed=25448389; DOI=10.1016/j.toxicon.2014.10.021;
RA   Aili S.R., Touchard A., Escoubas P., Padula M.P., Orivel J., Dejean A.,
RA   Nicholson G.M.;
RT   "Diversity of peptide toxins from stinging ant venoms.";
RL   Toxicon 92:166-178(2014).
RN   [2]
RP   REVIEW, AND NOMENCLATURE.
RX   PubMed=26805882; DOI=10.3390/toxins8010030;
RA   Touchard A., Aili S.R., Fox E.G., Escoubas P., Orivel J., Nicholson G.M.,
RA   Dejean A.;
RT   "The biochemical toxin arsenal from ant venoms.";
RL   Toxins 8:1-28(2016).
CC   -!- SUBUNIT: Homodimer; disulfide-linked. {ECO:0000305|PubMed:25448389}.
CC   -!- SUBCELLULAR LOCATION: Secreted {ECO:0000305|PubMed:25448389}. Target
CC       cell membrane {ECO:0000305|PubMed:25448389}.
CC   -!- TISSUE SPECIFICITY: Expressed by the venom gland.
CC       {ECO:0000305|PubMed:25448389}.
CC   -!- SIMILARITY: Belongs to the ectatomin family. Ectatomin-Eq subfamily.
CC       {ECO:0000305}.
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DR   AlphaFoldDB; P0DSL3; -.
DR   SMR; P0DSL3; -.
DR   GO; GO:0005576; C:extracellular region; IEA:UniProtKB-SubCell.
DR   GO; GO:0016020; C:membrane; IEA:UniProtKB-KW.
DR   GO; GO:0090729; F:toxin activity; IEA:UniProtKB-KW.
PE   1: Evidence at protein level;
KW   Direct protein sequencing; Disulfide bond; Membrane; Secreted;
KW   Target cell membrane; Target membrane; Toxin.
FT   CHAIN           1..40
FT                   /note="U1-ectatotoxin-Eb1b"
FT                   /evidence="ECO:0000305|PubMed:25448389"
FT                   /id="PRO_0000447107"
FT   DISULFID        37
FT                   /note="Interchain"
FT                   /evidence="ECO:0000305|PubMed:25448389"
SQ   SEQUENCE   40 AA;  4714 MW;  7FCFE436E2CB3ED3 CRC64;
     INFGAIKAIL KKWGKKLVEY ALKHKDLYAP YIKKHLCEKL