6laz A 55 2.76 RF02885 URS0001A16A77_1683 31844059 0010468 1683 ngcauugugccucgcauugcacuccgcggggcgauaaguccugaaaagggauguc .<<<<<.<<<<<<<<..........>>>>>>>>......<<<....>>>>>>>>. ((((((..(((((((..........))))))).......(((....))))))))) the wildtype SAM-VI riboswitch bound to a N-mustard SAM analog M1; RNA (55-MER) 6laz B 55 2.76 RF02885 URS0001A16A77_1683 31844059 0010468 1683 ngcauugugccucgcauugcacuccgcggggcgauaaguccugaaaagggauguc .<<<<<.<<<<<<<<..........>>>>>>>>......<<<....>>>>>>>>. ((((((..(((((((..........))))))).......(((....))))))))) the wildtype SAM-VI riboswitch bound to a N-mustard SAM analog M1; RNA (55-MER)