1IDH:
reference: The solution structure of the complex formed between alpha-bungarotoxin and an 18-mer cognate peptide derived from the alpha 1 subunit of the nicotinic acetylcholine receptor from Torpedo californica., Zeng H, Moise L, Grant MA, Hawrot E, J Biol Chem 2001 Jun 22;276(25):22930-40. PMID: 11312275

This OCA Structure page
uses Jmol, developed by the Jmol Development Team (documentation).