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Origins of life

RNA made in its own mirror image

An RNA enzyme has been generated that can assemble a mirror-image version of itself. The finding helps to answer a long-standing conundrum about how RNA molecules could have proliferated on prebiotic Earth. See Letter p.440

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Figure 1: Possible mechanism for RNA replication on prebiotic Earth.

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Correspondence to Joseph A. Piccirilli.

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Shelke, S., Piccirilli, J. RNA made in its own mirror image. Nature 515, 347–348 (2014). https://doi.org/10.1038/nature13935

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