5JVR:
reference: Family-specific kinesin structures reveal neck-linker length based on initiation of the coiled-coil., Phillips RK, Peter LG, Gilbert SP, Rayment I, J Biol Chem. 2016 Jul 26. pii: jbc.M116.737577. PMID: 27462072

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