5IC5:
reference: Arm-in-arm response regulator dimers promote intermolecular signal transduction., Baker AW, Satyshur KA, Morales NM, Forest KT, J Bacteriol. 2016 Feb 1. pii: JB.00872-15. PMID: 26833410

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