A lab at Stanford University studying protein biogenesis, folding, and aggregation in health and disease. Tweets by lab members.

Stanford, CA
Paging @NIHDirector_Jay . Is abruptly cutting these grants going to "make America healthy again"?
My lab’s 5-year NIH R01 grant, awarded to study gene therapy for hearing loss, was abruptly terminated. I want to share how this action has been incredibly harmful and disruptive, not just to my lab, but to the scientific process itself. 1/15
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My NIDA grant renewal is almost 2 months late and I’m going to have to start firing my students and staff. Not a lot of transformation to be had in my lab.
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Frydman Lab retweeted
Our lab at the Weizmann Institute was hit tonight by Iran We will rebuild and return 💪
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It was a pleasure to participate in the "Protein folding & Chaperones" platform session this morning in #bps2025 sharing our story from the @FrydmanLab about TRiC mutations and their link with brain malformations. A session with a nice mix of cool stories focused protein folding
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Closing an unforgettable chapter at Stanford. Grateful for the science, the growth, and the incredible people who shaped this journey—especially Judith, with whom I had the privilege of doing great science. This place and its people will always mean a lot to me. Very excited!
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3) Two surprises that could only be revealed by cryoET raise new cool future questions (I) It uncovered a new cofactor, PDCD5 which binds to ALL open TRiC complexes (and was missed by biochemical studies) and (II) closed TRiC forms stereotypic clusters of mysterious function.
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2) The MS also quantified TRiC-Prefoldin cooperation in vivo. Importantly it establishes that closed TRiC engages in specific interactions with quasi-folded substrate folding intermediates in its closed folding chamber, which is clearly NOT an "Anfinsen cage"
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Check out our MS describing the in vivo cycle of chaperonin TRiC/CCT, in a wonderful collaboration with Martin Beck's lab: nature.com/articles/s41586-0… 1) The study established TRiC's important function in folding newly translated proteins and defines its ATP-driven cycle
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4. The concept of chaperonin function as central in brain development is a new paradigm opening the door to many additional mysteries. Thanks to all: Ingo,  Miriam, Stephen, Florian, Piere for the fun collaboration and to Manu Sharma for the highlight: science.org/doi/10.1126/scie…
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3. From a clinical perspective, these patients with "TRiCopathies" may be at an extreme end of a spectrum, with frequent but less-severe TRiC genetic variants causing milder intellectual disability and seizure phenotypes.
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2. Despite its ubiquitous expression, de novo mutations in seven out of the eight CCT-genes led to brain malformations, intellectual disability, and seizures in a total of 22 patients. Thus, insufficient TRiC folding capacity becomes a bottleneck in brain development.
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5. We hope others use this robust strategy for reliably detecting pausing events even in low coverage data. Our approach may open the way to understand translation dynamics in rare and valuable samples, such as donor tissues or single cell analyses.
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4. iii) We identify nascent chain sequences in the exit tunnel that contribute to sequence-specific pausing iv) We find that ribosome collisions arise from an elongation rate mismatch of proximal ribosomes translating sequences with opposite elongation rates.
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3. i) We dissect the interdependence and distinct contributions of amino acid properties and tRNA abundance on elongation pausing ii) We find that competition between tRNAs leads to wobble pairing playing a preeminent role in decoding the translatome
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