Abstract
Two crystal structures of the hammerhead ribozyme provide the first atomic-resolution views of an RNA active site, and suggest that the catalytic center may reside in a U-turn motif which was first seen in tRNA(Phe).
MeSH terms
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Base Sequence
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Binding Sites
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Catalysis
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Cations, Divalent
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Models, Molecular
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Molecular Sequence Data
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Nucleic Acid Conformation*
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RNA, Catalytic / chemistry*
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RNA, Catalytic / metabolism
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Ribose
Substances
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Cations, Divalent
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RNA, Catalytic
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Ribose