General Information
SPKB ID SPKB04274
Signal sequence MKVAYLLVLFTIMMLANDASL
Length 21
Organism Opisthacanthus madagascariensis (Scorpion)
UniProt ID P0C194,
Motif 1..21
Activity Information
Pathway SRP-dependent
Natural/Artificial Natural
Subcellular location ER
Secretion efficiency NA
Type Sec/SPI
Structure Information
PDB ID NA,
Predicted Structure ID SPKB04274.cif
Physicochemical Information
Molecular weight 2357.95344
Aliphatic index 153.3333333
Isoelectric point 6.330585692
Charge (pH=7) -0.002714665
Topological polar surface area 812.42
Aromaticity 0.095238095
Average rotatable bonds 3.714285714
Number of hydrogen bond donors 28
Number of hydrogen bond acceptors 31
X logP energy -1.9549
Hydropathy 
Literature Information
Title Solution structure of IsTX. A male scorpion toxin from Opisthacanthus madagascariensis (Ischnuridae).
DOI 10.1111/j.1432-1033.2004.04322.x,
Publication Year 2004
PubMed ID 15373831,
Patent ID NA,
