Prime editor: the rise of a new gene-editing superhero
3 min readMay 16, 2020
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In a dark corner of the nucleus, a mutation lurks, up to no good. It stealthily swaps a DNA base — an A to a T — gleefully awaiting the catastrophic consequences on the encoded protein.
A brave CRISPR molecule enters the nucleus and armed with its razor sharp enzyme, Cas9, is determined to rid this genome of unwanted errors. Its other secret weapon, guide RNA, acts like…