2XSE:
reference: The structural basis for recognition of base J containing DNA by a novel DNA binding domain in JBP1., Heidebrecht T, Christodoulou E, Chalmers MJ, Jan S, Ter Riet B, Grover RK, Joosten RP, Littler D, van Luenen H, Griffin PR, Wentworth P Jr, Borst P, Perrakis A, Nucleic Acids Res. 2011 Mar 16. PMID: 21415010

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