3HZH:
reference: Identical phosphatase mechanisms achieved through distinct modes of binding phosphoprotein substrate., Pazy Y, Motaleb MA, Guarnieri MT, Charon NW, Zhao R, Silversmith RE, Proc Natl Acad Sci U S A. 2010 Jan 14. PMID: 20080618

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