2VWB:
reference: Structure of the archaeal Kae1/Bud32 fusion protein MJ1130: a model for the eukaryotic EKC/KEOPS subcomplex., Hecker A, Lopreiato R, Graille M, Collinet B, Forterre P, Libri D, van Tilbeurgh H, EMBO J. 2008 Sep 3;27(17):2340-51. PMID: 19172740

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