https://www.ncbi.nlm.nih.gov/Structure/pdb/6YML
6YML: Crystal structure of the SAM-SAH riboswitch with decarboxylated SAH
Chains: A,CChains: B,D5'-S-(3-aminopropyl)-5'-thioadenosineADENOSINE MONOPHOSPHATESULFATE ION
sam sah riboswitchcrystal structureof thedecarboxylated