ID   TX1BB_ECTTU             Reviewed;          36 AA.
AC   P0DSL2;
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-Et1b subunit B {ECO:0000303|PubMed:26805882};
DE            Short=U1-ECTX-Et1b subunit B {ECO:0000303|PubMed:26805882};
DE   AltName: Full=Ectatomin-Et2 subunit B {ECO:0000303|PubMed:25448389};
OS   Ectatomma tuberculatum (Selva ant).
OC   Eukaryota; Metazoa; Ecdysozoa; Arthropoda; Hexapoda; Insecta; Pterygota;
OC   Neoptera; Endopterygota; Hymenoptera; Apocrita; Aculeata; Formicoidea;
OC   Formicidae; Ectatomminae; Ectatommini; Ectatomma.
OX   NCBI_TaxID=39300;
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: Heterodimer of subunits A and B; disulfide-linked.
CC       {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-Et subfamily.
CC       {ECO:0000305}.
CC   ---------------------------------------------------------------------------
CC   Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC   Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC   ---------------------------------------------------------------------------
DR   AlphaFoldDB; P0DSL2; -.
DR   SMR; P0DSL2; -.
DR   GO; GO:0005576; C:extracellular region; IEA:UniProtKB-SubCell.
DR   GO; GO:0016020; C:membrane; IEA:UniProtKB-KW.
DR   GO; GO:0005216; F:ion channel activity; IEA:InterPro.
DR   GO; GO:0090729; F:toxin activity; IEA:UniProtKB-KW.
DR   InterPro; IPR036261; Ectatomin_sf.
DR   SUPFAM; SSF47401; SSF47401; 1.
PE   1: Evidence at protein level;
KW   Direct protein sequencing; Disulfide bond; Membrane; Secreted;
KW   Target cell membrane; Target membrane; Toxin.
FT   CHAIN           1..36
FT                   /note="U1-ectatotoxin-Et1b subunit B"
FT                   /evidence="ECO:0000305|PubMed:25448389"
FT                   /id="PRO_0000447106"
FT   DISULFID        11..33
FT                   /evidence="ECO:0000250|UniProtKB:P49343"
FT   DISULFID        21
FT                   /note="Interchain (with C-24 in subunit A)"
FT                   /evidence="ECO:0000250|UniProtKB:P49343"
SQ   SEQUENCE   36 AA;  4021 MW;  548EF00F4C5581B3 CRC64;
     GLKEWAMKKM CPIAVRLAKK CDGTLATKIK EICDNL