4UMG:
reference: The TRIM-NHL Protein LIN-41 Controls the Onset of Developmental Plasticity in Caenorhabditis elegans., Tocchini C, Keusch JJ, Miller SB, Finger S, Gut H, Stadler MB, Ciosk R, PLoS Genet. 2014 Aug 28;10(8):e1004533. doi: 10.1371/journal.pgen.1004533., eCollection 2014 Aug. PMID: 25167051

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