6ACH:
reference: Structural insights into thermostabilization of leucine dehydrogenase from its atomic structure by cryo-electron microscopy., Yamaguchi H, Kamegawa A, Nakata K, Kashiwagi T, Mizukoshi T, Fujiyoshi Y, Tani K, J Struct Biol. 2018 Dec 10. pii: S1047-8477(18)30314-9. doi:, 10.1016/j.jsb.2018.12.001. PMID: 30543982

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