3PUF:
reference: The structural and biochemical characterization of human RNase H2 complex reveals the molecular basis for substrate recognition and Aicardi-Goutieres syndrome defects., Figiel M, Chon H, Cerritelli SM, Cybulska M, Crouch RJ, Nowotny M, J Biol Chem. 2011 Mar 25;286(12):10540-50. Epub 2010 Dec 22. PMID: 21177858

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