>4l81_A mol:na length:96 SAM-I/IV variant riboswitch aptamer domainGGAUCACGAGGGGGAGACCCCGGCAACCUGGGACGGACACCCAAGGUGCUCACACCGGAGACGGUGGAUCCGGCCCGAGAGGGCAACGAAGUCCGU