5WTJ:
reference: Two Distant Catalytic Sites Are Responsible for C2c2 RNase Activities., Liu L, Li X, Wang J, Wang M, Chen P, Yin M, Li J, Sheng G, Wang Y, Cell. 2017 Jan 12;168(1-2):121-134.e12. doi: 10.1016/j.cell.2016.12.031. Epub, 2017 Jan 12. PMID: 28086085

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