1SHI:
reference: Refined structure in solution of the sea anemone neurotoxin ShI., Wilcox GR, Fogh RH, Norton RS, J Biol Chem 1993 Nov 25;268(33):24707-19. PMID: 7901218

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