2DVY:
reference: Novel protein fold discovered in the PabI family of restriction enzymes., Miyazono K, Watanabe M, Kosinski J, Ishikawa K, Kamo M, Sawasaki T, Nagata K, Bujnicki JM, Endo Y, Tanokura M, Kobayashi I, Nucleic Acids Res. 2007;35(6):1908-18. Epub 2007 Mar 1. PMID: 17332011

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