1UCA:
reference: Crystal structures of the ribonuclease MC1 from bitter gourd seeds, complexed with 2'-UMP or 3'-UMP, reveal structural basis for uridine specificity., Suzuki A, Yao M, Tanaka I, Numata T, Kikukawa S, Yamasaki N, Kimura M, Biochem Biophys Res Commun 2000 Aug 28;275(2):572-6. PMID: 10964705

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