1LIR:
reference: Solution structure of potassium channel-inhibiting scorpion toxin Lq2., Renisio JG, Lu Z, Blanc E, Jin W, Lewis JH, Bornet O, Darbon H, Proteins 1999 Mar 1;34(4):417-26. PMID: 10081954

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