2b57 A 65 2.15 RF00167 URS000080E0EB_1423 16650860 0009113 1423 gacauauaaucgcguggauauggcacgcaaguuucuaccgggcaccguaaauguccgauuauguc <<<<<<...<.<<<<<.....<<>>>>>.>........<<<<<<>>.....>>>>>>..>>>>>> (((((((..(.(((((.....[[))))).)[.....)]((((((]].....))))))..)))))) Guanine Riboswitch C74U mutant bound to 2,6-diaminopurine; 65-MER 4feo B 67 1.6 RF00167 URS000080DF68_1423 23485418 0009113 1423 ggacauauaaacgcguggauauggcacgcgaguuucuaccgggcaccguaaauguccgauuaugucc <<<<<<<....<<<<<<.....<<>>>>>>.........<<<<<<>>.....>>>>>>..>>>>>>> ((((((((...((((((.....[[)))))).[.....)]((((((]].....))))))..))))))) Crystal structure of the AU25A/A46G/C74U mutant xpt-pbuX guanine riboswitch aptamer domain in complex with 2,6-diaminopurine; U25A/A46G/C74U mutant of the B. subtilis xpt-pbuX guanine riboswitch aptamer domain 4fep B 67 1.65 RF00167 URS000080E331_1423 23485418 0009113 1423 ggacauauauacgcguggauauggcacgcgaguuucuaccgggcaccguaaauguccgauuaugucc <<<<<<<....<<<<<<.....<<>>>>>>.........<<<<<<>>.....>>>>>>..>>>>>>> ((((((((...((((((.....[[)))))).[.....)]((((((]].....))))))..))))))) Crystal structure of the A24U/U25A/A46G/C74U mutant xpt-pbuX guanine riboswitch aptamer domain in complex with 2,6-diaminopurine; A24U/U25A/A46G/C74U mutant of the B. subtilis xpt-pbuX guanine riboswitch aptamer domain 4lvz A 89 1.77 RF01831 URS000080DF21_1309 24388757,21906956 0046653 1309 ggagaguagaugauucgcguuaagugugugugaaugggaugucgucacacaacgaagcgagagcgcggugaaucauugcauccgcucca <<<<....<<<<<<<<<<<<....<<<<<<<<<.<.(((((..>>>>>>>>.>>..<<....>>>>>.>>>>>>>>>.))))).>>>>. ((((....((((((((((((......(((((((...[[[[[...))))))).....((....))))).))))))))).]]]]].)))). Structure of the THF riboswitch bound to 2,6-diaminopurine; THF riboswitch