6e1v A 33 2.56 URS0000E60B99_119072 30940810 119072 cugggucgcagunnncccaguuaacaaaacaag <<<<<...(......>>>>>............) (((((...[.[....))))).........]..] Crystal structure of a class I PreQ1 riboswitch complexed with a synthetic compound 3: 2-[(9H-carbazol-3-yl)oxy]-N,N-dimethylethan-1-amine; RNA (33-MER)