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8.B.11.1.1
APETx1 toxin (a human ether-a-go-go-related gene potassium channel toxin) (Shiomi, 2009)

Accession Number:P61541
Protein Name:APETx1
Length:42
Molecular Weight:4558.00
Species:Anthopleura elegantissima [6110]
Location1 / Topology2 / Orientation3: Secreted1
Substrate

Cross database links:

Pfam: PF07936   

Gene Ontology

GO:0005576 C:extracellular region
GO:0042151 C:nematocyst
GO:0019870 F:potassium channel inhibitor activity
GO:0009405 P:pathogenesis

References (2)

[1] “APETx1, a new toxin from the sea anemone Anthopleura elegantissima, blocks voltage-gated human ether-a-go-go-related gene potassium channels.”  Diochot S.et.al.   12815161
[2] “Solution structure of APETx1 from the sea anemone Anthopleura elegantissima: a new fold for an HERG toxin.”  Chagot B.et.al.   15726634
Structure:
1WQK     

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Predict TMSs (Predict number of transmembrane segments)
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FASTA formatted sequence 
1:	GTTCYCGKTI GIYWFGTKTC PSNRGYTGSC GYFLGICCYP VD