1DDL:
reference: Refined structure of desmodium yellow mottle tymovirus at 2.7 A resolution., Larson SB, Day J, Canady MA, Greenwood A, McPherson A, J Mol Biol 2000 Aug 18;301(3):625-42. PMID: 10966774

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