3RE2:
reference: Crystal Structure of Menin Reveals Binding Site for Mixed Lineage Leukemia (MLL) Protein., Murai MJ, Chruszcz M, Reddy G, Grembecka J, Cierpicki T, J Biol Chem. 2011 Sep 9;286(36):31742-8. Epub 2011 Jul 13. PMID: 21757704

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