2E1N:
reference: Structural and biochemical characterization of a cyanobacterium circadian clock modifier protein., Arita K, Hashimoto H, Igari K, Akaboshi M, Kutsuna S, Sato M, Shimizu T, J Biol Chem. 2006 Nov 10;. PMID: 17098741

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