Synthesis and characterization of Pi4, a scorpion toxin from Pandinus imperator that acts on K+ channels

S M'Barek, A Mosbah, G Sandoz… - European journal of …, 2003 - Wiley Online Library
Pi4 is a 38‐residue toxin cross‐linked by four disulfide bridges that has been isolated from
the venom of the Chactidae scorpion Pandinus imperator. Together with maurotoxin, Pi1 …

Chemical synthesis and characterization of Pi1, a scorpion toxin from Pandinus imperator active on K+ channels

Z Fajloun, E Carlier, C Lecomte, S Geib… - European Journal of …, 2000 - Wiley Online Library
Pi1 is a 35‐residue toxin cross‐linked by four disulfide bridges that has been isolated from
the venom of the chactidae scorpion Pandinus imperator. Due to its very low abundance in …

A four-disulphide-bridged toxin, with high affinity towards voltage-gated K+ channels, isolated from Heterometrus spinnifer (Scorpionidae) venom

B LEBRUN, R ROMI-LEBRUN… - Biochemical …, 1997 - portlandpress.com
A new toxin, named HsTX1, has been identified in the venom of Heterometrus spinnifer
(Scorpionidae), on the basis of its ability to block the rat Kv1. 3 channels expressed in …

HgeTx1, the first K+-channel specific toxin characterized from the venom of the scorpion Hadrurus gertschi Soleglad

EF Schwartz, CA Schwartz, F Gómez-Lagunas… - Toxicon, 2006 - Elsevier
A novel toxin was identified, purified and characterized from the venom of the Mexican
scorpion Hadrurus gertschi (abbreviated HgeTx1). It has a molecular mass of 3950 atomic …

The functional dyad of scorpion toxin Pi1 is not itself a prerequisite for toxin binding to the voltage-gated Kv1. 2 potassium channels

S Mouhat, A Mosbah, V Visan, H Wulff… - Biochemical …, 2004 - portlandpress.com
Pi1 is a 35-residue scorpion toxin cross-linked by four disulphide bridges that acts potently
on both small-conductance Ca2+-activated (SK) and voltage-gated (Kv) K+ channel …

Maurotoxin, a four disulfide bridges scorpion toxin acting on K+ channels

H Rochat, R Kharrat, JM Sabatier, P Mansuelle… - Toxicon, 1998 - Elsevier
Maurotoxin, a toxin from the venom of the Tunisian chactoid scorpion Scorpio maurus, has
been purified to homogeneity by gel filtration/reversed-phase HPLC, and characterized. It is …

Solution structure of Pi4, a short four‐disulfide‐bridged scorpion toxin specific of potassium channels

JI Guijarro, S M'Barek, F Gómez‐Lagunas… - Protein …, 2003 - Wiley Online Library
Pi4 is a short toxin found at very low abundance in the venom of Pandinus imperator
scorpions. It is a potent blocker of K+ channels. Like the other members of the α‐KTX6 …

Two new scorpion toxins that target voltage-gated Ca2+ and Na+ channels

T Olamendi-Portugal, BI García… - Biochemical and …, 2002 - Elsevier
This report describes the isolation, primary structure determination, and functional
characterization of two similar toxins from the scorpion Parabuthus granulatus named …

Purification, Characterization, and Synthesis of Three Novel Toxins from the Chinese Scorpion Buthus martensi, Which Act on K+ Channels

R Romi-Lebrun, B Lebrun, MF Martin-Eauclaire… - Biochemistry, 1997 - ACS Publications
Three novel toxins belonging to the scorpion K+ channel-inhibitor family were purified to
homogeneity from the venom of the Chinese scorpion Buthus martensi. They have been …

Cloning and characterization of BmK86, a novel K+-channel blocker from scorpion venom

X Mao, Z Cao, S Yin, Y Ma, Y Wu, W Li - Biochemical and biophysical …, 2007 - Elsevier
Scorpion venom represents a tremendous hitherto unexplored resource for understanding
ion channels. BmK86 is a novel K+-channel toxin gene isolated from a cDNA library of …