5Y90:
reference: High-resolution structure discloses the potential for allosteric regulation of mitogen-activated protein kinase kinase 7., Kinoshita T, Hashimoto T, Sogabe Y, Fukada H, Matsumoto T, Sawa M, Biochem Biophys Res Commun. 2017 Sep 7. pii: S0006-291X(17)31785-0. doi:, 10.1016/j.bbrc.2017.09.025. PMID: 28890347

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