Simone Alma Evans
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simone-alma.bsky.social
Simone Alma Evans
@simone-alma.bsky.social
Curious how immune systems differentiate partner from pathogen:
bacteria-phage | macrophage-cancer | orchid-fungi

Genetics PhD candidate @stanford
Formerly orchid ecologist @smithsonian
Thank you! I'd love to swing by your lab and chat sometime.
November 16, 2025 at 6:12 AM
Thanks, there is so much more to explore!
November 16, 2025 at 4:06 AM
Many thanks to our wonderful collaborators and to the Gao lab to make this work possible!
November 15, 2025 at 11:49 PM
Our findings reveal an incredible diversity of protease-based regulatory strategies that can respond to diverse phage stimuli.
November 15, 2025 at 11:49 PM
4. EACC1, another small hypothetical protein, assembles into a toxic membrane pore after proteolytic removal of its N-terminal auto-inhibitory domain. Surprisingly, some EACC1-protease pairs are fused to divergent Dnak-like chaperones.
November 15, 2025 at 11:49 PM
3. The small hypothetical protein, Pepco, pre-assembles into a β-barrel oligomer that is toxic after cleavage of 2kDa C-terminal fragments. Pepco oligomers are remarkably stable, surviving detergent and heat.
November 15, 2025 at 11:49 PM
2. A toxic α/β-hydrolase is activated by proteolytic removal at two distinct internal sites and requires two of the three fragments for cellular toxicity.
November 15, 2025 at 11:49 PM
1. A toxic zinc-dependent nuclease with an MBL fold is activated by proteolytic cleavage of two auto-inhibitory linkers and requires all three fragments for cellular toxicity.

These findings support fantastic work by @owentuck.bsky.social and the @doudna-lab.bsky.social!
November 15, 2025 at 11:49 PM