1OX9:
reference: Structural basis of degradation signal recognition by SspB, a specificity-enhancing factor for the ClpXP proteolytic machine., Song HK, Eck MJ, Mol Cell 2003 Jul;12(1):75-86. PMID: 12887894

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