4L0K:
reference: Elimination of inter-domain interactions increases the cleavage fidelity of the restriction endonuclease DraIII., Zhuo W, Lai X, Zhang L, Chan SH, Li F, Zhu Z, Yang M, Sun D, Protein Cell. 2014 May;5(5):357-68. doi: 10.1007/s13238-014-0038-z. Epub 2014 Apr, 15. PMID: 24733184

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