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Identification
HMDB Protein ID HMDBP12437
Secondary Accession Numbers None
Name Potassium channel toxin alpha-KTx 6.13
Synonyms
  1. Spinoxin
Gene Name Not Available
Protein Type Unknown
Biological Properties
General Function Not Available
Specific Function Antagonist of Kv1/KCNA potassium channels (Ref.1, Ref.2). Shows a weak interaction with muscle-type nicotinic acetylcholine receptors (nAChR), since it inhibits alpha-bungarotoxin binding to both muscle-type nAChR from T.californica (IC(50)=490 nM) (PubMed:31276191). This suggests it probably weakly inhibits nAChR (PubMed:31276191).
Pathways Not Available
Reactions Not Available
GO Classification
Biological Process
pathogenesis
Cellular Component
extracellular region
Molecular Function
ion channel inhibitor activity
toxin activity
Cellular Location Not Available
Gene Properties
Chromosome Location Not Available
Locus Not Available
SNPs Not Available
Gene Sequence Not Available
Protein Properties
Number of Residues Not Available
Molecular Weight 3709.325
Theoretical pI Not Available
Pfam Domain Function
Signals Not Available
Transmembrane Regions Not Available
Protein Sequence Not Available
GenBank ID Protein Not Available
UniProtKB/Swiss-Prot ID P84094
UniProtKB/Swiss-Prot Entry Name KAX6D_HETSP
PDB IDs Not Available
GenBank Gene ID Not Available
GeneCard ID Not Available
GenAtlas ID Not Available
HGNC ID Not Available
References
General References
  1. Kasheverov IE, Oparin PB, Zhmak MN, Egorova NS, Ivanov IA, Gigolaev AM, Nekrasova OV, Serebryakova MV, Kudryavtsev DS, Prokopev NA, Hoang AN, Tsetlin VI, Vassilevski AA, Utkin YN: Scorpion toxins interact with nicotinic acetylcholine receptors. FEBS Lett. 2019 Oct;593(19):2779-2789. doi: 10.1002/1873-3468.13530. Epub 2019 Jul 18. [PubMed:31276191 ]
  2. Abdel-Mottaleb Y, Corzo G, Martin-Eauclaire MF, Satake H, Ceard B, Peigneur S, Nambaru P, Bougis PE, Possani LD, Tytgat J: 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. [PubMed:18687312 ]