Article
Expanded divalent metal-ion tolerance of evolved ligase ribozymes.
Biochimie - 1 Jul 2003
Riley Craig A, Lehman Niles
Abstract excerpt
Class I ligases are artificial ribozymes that catalyze the joining of two single-stranded RNAs. These ribozymes are between 120 and 160 nucleotides in length, making them intermediate in size for catalytic RNAs. Previous characterization of the b1-207 ribozyme suggests that it behaves similar to larger ribozymes in terms of divalent metal-ion dependence. This molecule displays a strong preference for magnesium...
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