6tfe A 52 2.3 RF03013 URS00021ED92A_204669 32295864 204669 ggcuucaacaaccccguagguugggccgaaaggcagcgaaucuacuggagcc <<<<<<.........<<<<<<<..<<<....>>>....>>>>>>>.>>>>>> (((((((.....[[.((((((((.(((....))).])])))))))))))))) Crystal structure of the ADP-binding domain of the NAD+ riboswitch with N6-Methyl-adenosine-5'-triphosphate (m6ATP); Chains: A