1U9A: Human Ubiquitin-Conjugating Enzyme Ubc9
reference: Crystal structure of murine/human Ubc9 provides insight into the variability of the ubiquitin-conjugating system., Tong H, Hateboer G, Perrakis A, Bernards R, Sixma TK, J Biol Chem 1997 Aug 22;272(34):21381-7. PMID: 9261152

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