Target Information

General Information of This Target
Target ID
BTDT10003
Target Name
A-type voltage-gated potassium channel
Target Bioclass
Transporter and channel
Taxonomy ID
10116
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Kingdom: Metazoa
Phylum: Chordata
Class: Mammalia
Order: Rodentia
Family: Muridae
Genus: Rattus
Species: Rattus norvegicus
Toxin Information Related to This Target
                           Toxin Name Activity Data Type Activity Data Reference
 Toxin Info    Potassium channel toxin alpha-KTx 15.6 Inhibition rate
50 %
 [1- 7]
References
Ref 1 Molecular cloning and nucleotide sequence analysis of genes from a cDNA library of the scorpion Tityus discrepans. Biochimie. 2009 Aug;91(8):1010-9. doi: 10.1016/j.biochi.2009.05.005. Epub 2009 May 24.
Ref 2 Discrepin, a new peptide of the sub-family alpha-ktx15, isolated from the scorpion Tityus discrepans irreversibly blocks K+ -channels (IA currents) of cerebellum granular cells. Arch Biochem Biophys. 2004 Oct 15;430(2):256-63. doi: 10.1016/j.abb.2004.07.010.
Ref 3 Proteomic analysis of Tityus discrepans scorpion venom and amino acid sequence of novel toxins. Proteomics. 2006 Jun;6(12):3718-27. doi: 10.1002/pmic.200500525.
Ref 4 A positive charge at the N-terminal segment of Discrepin increases the blocking effect of K+ channels responsible for the IA currents in cerebellum granular cells. Biochim Biophys Acta. 2008 Apr;1780(4):750-5. doi: 10.1016/j.bbagen.2008.01.012. Epub 2008 Jan 30.
Ref 5 A common "hot spot" confers hERG blockade activity to alpha-scorpion toxins affecting K+ channels. Biochem Pharmacol. 2008 Sep 15;76(6):805-15. doi: 10.1016/j.bcp.2008.07.008. Epub 2008 Jul 18.
Ref 6 Screening, large-scale production and structure-based classification of cystine-dense peptides. Nat Struct Mol Biol. 2018 Mar;25(3):270-278. doi: 10.1038/s41594-018-0033-9. Epub 2018 Feb 26.
Ref 7 Solution structure of discrepin, a new K+-channel blocking peptide from the alpha-KTx15 subfamily. Biochemistry. 2006 Feb 14;45(6):1795-804. doi: 10.1021/bi0519248.
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