1Z3C:
reference: Encephalitozooan cuniculi mRNA cap (Guanine-N7) methyltransferase: Methyl acceptor specificity, inhibition by AdoMet analogs, and structure-guided mutational analysis., Hausmann S, Zhang S, Fabrega C, Schneller SW, Lima CD, Shuman S, J Biol Chem 2005 Mar 9;. PMID: 15760890

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