6LLB:
reference: A newly identified duplex RNA unwinding activity of archaeal RNase J depends on processive exoribonucleolysis coupled steric occlusion by its structural archaeal loops., Li J, Hou Y, Gu X, Yue L, Guo L, Li D, Dong X, RNA Biol. 2020 Oct;17(10):1480-1491. doi: 10.1080/15476286.2020.1777379. Epub, 2020 Jun 18. PMID: 32552320

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