Stolze, K Novel spermine-amino acid conjugates and basic tripeptides enhance cleavage of the hairpin ribozyme at low magnesium ion concentration. [electronic resource] - Bioorganic & medicinal chemistry letters Dec 2001 - 3007-10 p. digital Publication Type: Journal Article ISSN: 0960-894X Standard No.: 10.1016/s0960-894x(01)00608-4 doi Subjects--Topical Terms: Amino Acids--chemistryAminobutyrates--chemistryBiochemistry--methodsMagnesium--chemistryNucleic Acid ConformationPeptides--chemistryRNA, Catalytic--chemistrySpermine--chemistry