5UGX:
reference: Elucidation of a four-site allosteric network in fibroblast growth factor receptor tyrosine kinases., Chen H, Marsiglia WM, Cho MK, Huang Z, Deng J, Blais SP, Gai W, Bhattacharya S, Neubert TA, Traaseth NJ, Mohammadi M, Elife. 2017 Feb 6;6. pii: e21137. doi: 10.7554/eLife.21137. PMID: 28166054

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