5XHW:
reference: Crystal structure of d-glycero-alpha-d-manno-heptose-1-phosphate guanylyltransferase from Yersinia pseudotuberculosis., Kim H, Park J, Kim S, Shin DH, Biochim Biophys Acta. 2018 Mar;1866(3):482-487. doi:, 10.1016/j.bbapap.2017.12.005. Epub 2017 Dec 23. PMID: 29277661

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