4UVQ:
reference: The structure of the cyanobactin domain of unknown function from PatG in the patellamide gene cluster., Mann G, Koehnke J, Bent AF, Graham R, Houssen W, Jaspars M, Schwarz-Linek U, Naismith JH, Acta Crystallogr F Struct Biol Commun. 2014 Dec 1;70(Pt 12):1597-603. doi:, 10.1107/S2053230X1402425X. Epub 2014 Nov 14. PMID: 25484206

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