General Information of This Target
Target ID
BTDT10218
Target Name
Potassium voltage-gated channel subfamily H member 6
Target Bioclass
Transporter and channel
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N.A.
Toxin Information Related to This Target
                           Toxin Name Activity Data Type Activity Data Reference
 Toxin Info    Kappa-actitoxin-Ael2a Inhibition rate . [1- 7]
 Toxin Info    Beta-theraphotoxin-Gr1a IC50
>200 μM
[8], [9], [10], [11]
 Toxin Info    Beta-theraphotoxin-Gr1b IC50
>200 μM
[9], [10], [11]
 Toxin Info    Kappa-theraphotoxin-Gr2c IC50
>200 μM
[12], [9], [10], [11]
 Toxin Info    M-theraphotoxin-Gr1a IC50
11 μM
[9- 24]
 Toxin Info    Kappa-theraphotoxin-Gr3a IC50
45 μM
[9- 28]
References
Ref 1 APETx1, a new toxin from the sea anemone Anthopleura elegantissima, blocks voltage-gated human ether-a-go-go-related gene potassium channels. Mol Pharmacol. 2003 Jul;64(1):59-69. doi: 10.1124/mol.64.1.59.
Ref 2 Species diversity and peptide toxins blocking selectivity of ether-a-go-go-related gene subfamily K+ channels in the central nervous system. Mol Pharmacol. 2006 May;69(5):1673-83. doi: 10.1124/mol.105.019729. Epub 2006 Feb 23.
Ref 3 APETx1 from sea anemone Anthopleura elegantissima is a gating modifier peptide toxin of the human ether-a-go-go- related potassium channel. Mol Pharmacol. 2007 Aug;72(2):259-68. doi: 10.1124/mol.107.035840. Epub 2007 May 1.
Ref 4 A natural point mutation changes both target selectivity and mechanism of action of sea anemone toxins. FASEB J. 2012 Dec;26(12):5141-51. doi: 10.1096/fj.12-218479. Epub 2012 Sep 12.
Ref 5 Development of a rational nomenclature for naming peptide and protein toxins from sea anemones. Toxicon. 2012 Sep 15;60(4):539-50. doi: 10.1016/j.toxicon.2012.05.020. Epub 2012 Jun 5.
Ref 6 Defensin-neurotoxin dyad in a basally branching metazoan sea anemone. FEBS J. 2017 Oct;284(19):3320-3338. doi: 10.1111/febs.14194. Epub 2017 Sep 6.
Ref 7 Solution structure of APETx1 from the sea anemone Anthopleura elegantissima: a new fold for an HERG toxin. Proteins. 2005 May 1;59(2):380-6. doi: 10.1002/prot.20425.
Ref 8 Isolation and characterization of a novel toxin from the venom of the spider Grammostola rosea that blocks sodium channels. Toxicon. 2007 Jul;50(1):65-74. doi: 10.1016/j.toxicon.2007.02.015. Epub 2007 Mar 3.
Ref 9 Target promiscuity and heterogeneous effects of tarantula venom peptides affecting Na+ and K+ ion channels. J Biol Chem. 2010 Feb 5;285(6):4130-4142. doi: 10.1074/jbc.M109.054718. Epub 2009 Dec 2.
Ref 10 Structural Basis of Nav1.7 Inhibition by a Gating-Modifier Spider Toxin. Cell. 2019 Feb 7;176(4):702-715.e14. doi: 10.1016/j.cell.2018.12.018. Epub 2019 Jan 17.
Ref 11 Chemical Synthesis, Proper Folding, Na(v) Channel Selectivity Profile and Analgesic Properties of the Spider Peptide Phlotoxin 1. Toxins (Basel). 2019 Jun 21;11(6):367. doi: 10.3390/toxins11060367.
Ref 12 Characterization of voltage-dependent calcium channel blocking peptides from the venom of the tarantula Grammostola rosea. Toxicon. 2011 Sep 1;58(3):265-76. doi: 10.1016/j.toxicon.2011.06.006. Epub 2011 Jun 28.
Ref 13 cDNA sequence and in vitro folding of GsMTx4, a specific peptide inhibitor of mechanosensitive channels. Toxicon. 2003 Sep;42(3):263-74. doi: 10.1016/s0041-0101(03)00141-7.
Ref 14 Identification of a peptide toxin from Grammostola spatulata spider venom that blocks cation-selective stretch-activated channels. J Gen Physiol. 2000 May;115(5):583-98. doi: 10.1085/jgp.115.5.583.
Ref 15 Solution structure of peptide toxins that block mechanosensitive ion channels. J Biol Chem. 2002 Sep 13;277(37):34443-50. doi: 10.1074/jbc.M202715200. Epub 2002 Jun 24.
Ref 16 Tarantula peptide inhibits atrial fibrillation. Nature. 2001 Jan 4;409(6816):35-6. doi: 10.1038/35051165.
Ref 17 Localization of the voltage-sensor toxin receptor on KvAP. Biochemistry. 2004 Aug 10;43(31):10071-9. doi: 10.1021/bi049463y.
Ref 18 Bilayer-dependent inhibition of mechanosensitive channels by neuroactive peptide enantiomers. Nature. 2004 Jul 8;430(6996):235-40. doi: 10.1038/nature02743.
Ref 19 Lipid membrane interaction and antimicrobial activity of GsMTx-4, an inhibitor of mechanosensitive channel. Biochem Biophys Res Commun. 2006 Feb 10;340(2):633-8. doi: 10.1016/j.bbrc.2005.12.046. Epub 2005 Dec 19.
Ref 20 Effects of tarantula toxin GsMTx4 on the membrane motor of outer hair cells. Neurosci Lett. 2006 Aug 14;404(1-2):213-6. doi: 10.1016/j.neulet.2006.05.059. Epub 2006 Jun 22.
Ref 21 Molecular dynamics simulations of a stretch-activated channel inhibitor GsMTx4 with lipid membranes: two binding modes and effects of lipid structure. Biophys J. 2007 Jun 15;92(12):4233-43. doi: 10.1529/biophysj.106.101071. Epub 2007 Mar 23.
Ref 22 Is lipid bilayer binding a common property of inhibitor cysteine knot ion-channel blockers?. Biophys J. 2007 Aug 15;93(4):L20-2. doi: 10.1529/biophysj.107.112375. Epub 2007 Jun 15.
Ref 23 Gating modifier toxins isolated from spider venom: Modulation of voltage-gated sodium channels and the role of lipid membranes. J Biol Chem. 2018 Jun 8;293(23):9041-9052. doi: 10.1074/jbc.RA118.002553. Epub 2018 Apr 27.
Ref 24 Fast desensitization of acetylcholine receptors induced by a spider toxin. Channels (Austin). 2021 Dec;15(1):507-515. doi: 10.1080/19336950.2021.1961459.
Ref 25 Functional analysis of an archaebacterial voltage-dependent K+ channel. Nature. 2003 Mar 13;422(6928):180-5. doi: 10.1038/nature01473. Epub 2003 Mar 2.
Ref 26 A membrane-access mechanism of ion channel inhibition by voltage sensor toxins from spider venom. Nature. 2004 Jul 8;430(6996):232-5. doi: 10.1038/nature02632.
Ref 27 Vstx1, a modifier of Kv channel gating, localizes to the interfacial region of lipid bilayers. Biochemistry. 2006 Oct 3;45(39):11844-55. doi: 10.1021/bi061111z.
Ref 28 Solution structure and lipid membrane partitioning of VSTx1, an inhibitor of the KvAP potassium channel. Biochemistry. 2005 Apr 26;44(16):6015-23. doi: 10.1021/bi0477034.
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