4I69:
reference: Recognition of two distinct elements in the RNA substrate by the RNA-binding domain of the T. thermophilus DEAD box helicase Hera., Steimer L, Wurm JP, Linden MH, Rudolph MG, Wohnert J, Klostermeier D, Nucleic Acids Res. 2013 Apr 25. PMID: 23625962

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