Probing the binding of Tb(III) and Eu(II
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Andrew L Feig; Mark Panek; William DeW Horrocks Jr; Olke C Uhlenbeck
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Article
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1999
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Elsevier Science
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English
β 242 KB
## Background: Divalent metal ions serve as structural as well as catalytic cofactors in the hammerhead ribozyme reaction. the natural cofactor in these reactions is mg(ii), but its spectroscopic silence makes it difficult to study. we previously showed that a single tb(iii) ion inhibits the hammer