337AA780F25191375493AD02D4E9CB939F7DF240B4F52265EE5AC9EAE51B6793765A22D033E5A7A6F488E2612B4237AC

Disulfide-linked heterodimer of a light chain (L) and a heavy chain (H). The light chain has the pharmacological activity, while the N- and C-terminal of the heavy chain mediate channel formation and toxin binding, respectively.

Source:http://purl.uniprot.org/SHA-384/337AA780F25191375493AD02D4E9CB939F7DF240B4F52265EE5AC9EAE51B6793765A22D033E5A7A6F488E2612B4237AC