1AJI: Apo-Calmodulin In Complex With Brush Border Myosin I Iq Motif, Theoretical Model
reference: A model of Ca(2+)-free calmodulin binding to unconventional myosins reveals how calmodulin acts as a regulatory switch., Houdusse A, Silver M, Cohen C, Structure 1996 Dec 15;4(12):1475-90. PMID: 8994973

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