4JCR:
reference: Structural and functional insights into caseinolytic proteases reveal an unprecedented regulation principle of their catalytic triad., Zeiler E, List A, Alte F, Gersch M, Wachtel R, Poreba M, Drag M, Groll M, Sieber SA, Proc Natl Acad Sci U S A. 2013 Jul 9;110(28):11302-7. doi:, 10.1073/pnas.1219125110. Epub 2013 Jun 24. PMID: 23798410

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