5FWP:
reference: Atomic structure of Hsp90-Cdc37-Cdk4 reveals that Hsp90 traps and stabilizes an unfolded kinase., Verba KA, Wang RY, Arakawa A, Liu Y, Shirouzu M, Yokoyama S, Agard DA, Science. 2016 Jun 24;352(6293):1542-7. doi: 10.1126/science.aaf5023. PMID: 27339980

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