16VP:
reference: Crystal structure of the conserved core of the herpes simplex virus transcriptional regulatory protein VP16., Liu Y, Gong W, Huang CC, Herr W, Cheng X, Genes Dev 1999 Jul 1;13(13):1692-703. PMID: 10398682

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