Kaitlyn Kiernan
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kaitlynakiernan.bsky.social
Kaitlyn Kiernan
@kaitlynakiernan.bsky.social
Postdoc in the Sazanov lab at ISTAustria. Using structural biology to find meaning in a world ruled by microbes. 🔬🦠
After DNA cleavage, the PAM-distal product dissociates but the PAM-proximal DNA remains bound. Cas9 reverts almost entirely back to the binary complex but is blocked from binding new targets until the PAM-proximal product is released. Check out the paper for more details!
July 2, 2025 at 11:30 AM
Very excited to share the first story from my postdoc where we uncover the structural basis for slow Cas9 turnover!

We use kinetics-guided cryo-EM to capture 25 conformational states of SpCas9 from a single dataset - including the first look at Cas9 releasing product.

biorxiv.org/content/10.1...
November 28, 2024 at 12:32 PM