1S1Q:
reference: Ubiquitin recognition by the human TSG101 protein., Sundquist WI, Schubert HL, Kelly BN, Hill GC, Holton JM, Hill CP, Mol Cell 2004 Mar 26;13(6):783-9. PMID: 15053872

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