1OYI:
reference: The solution structure of the N-terminal domain of E3L shows a tyrosine conformation that may explain its reduced affinity to Z-DNA in vitro., Kahmann JD, Wecking DA, Putter V, Lowenhaupt K, Kim YG, Schmieder P, Oschkinat H, Rich A, Schade M, Proc Natl Acad Sci U S A 2004 Mar 2;101(9):2712-7. Epub 2004 Feb 23. PMID: 14981270

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