>5c45_X mol:na length:54 FMN Riboswitch GGAUCUUCGGGGCAGGGUGAAAUUCCCGACCGGUGGUAUAGUCCACGAAAGCUU >5c45_Y mol:na length:56 FMN Riboswitch GCUUUGAUUUGGUGAAAUUCCAAAACCGACAGUAGAGUCUGGAUGAGAGAAGAUUC