Progress Towards a PAM-Free CRISPR
Type
Blog Post
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Fig. 1: SpCas9 has sparse PAM coverage in the human genome. SpRY Cas9 has PAM sites covering the... a PAM with no sequence constraints, or at least has looser or different requirements. Luckily, there ...alternative PAM requirements (Zhao et. al, 2023). xCas9 has been shown to be less effective at NGH PAMs, though...