1RCH:
reference: NMR structure of ribonuclease HI from Escherichia coli., Fujiwara M, Kato T, Yamazaki T, Yamasaki K, Nagayam K, Biol Pharm Bull 2000 Oct;23(10):1147-52. PMID: 11041241

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