HelaTx1   

GtoPdb Ligand ID: 7737

Synonyms: HL15-1-1 | potassium channel toxin kappa-KTx 5.1
Comment: Toxin from Heterometrus laoticus (Thai giant scorpion).
Peptide Sequence
SCKKECSGSRRTKKCMQKCNREHGH
Ser-Cys-Lys-Lys-Glu-Cys-Ser-Gly-Ser-Arg-Arg-Thr-Lys-Lys-Cys-Met-Gln-Lys-Cys-Asn-Arg-Glu-His-Gly-His
Post-translational Modification
Disulphide bond formation between cysteine residues at positions 2 and 19, and 7 and 15. C terminal histidine residue is histidine amide.