1FVF:
reference: Crystal structures of neuronal squid Sec1 implicate inter-domain hinge movement in the release of t-SNAREs., Bracher A, Weissenhorn W, J Mol Biol 2001 Feb 9;306(1):7-13. PMID: 11178889

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