1LRA:
reference: Crystallographic study of Glu58Ala RNase T1 x 2'-guanosine monophosphate at 1.9-A resolution., Pletinckx J, Steyaert J, Zegers I, Choe HW, Heinemann U, Wyns L, Biochemistry 1994 Feb 22;33(7):1654-62. PMID: 7906540

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