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the claim

Intermediates of protein folding can be isolated and analyzed experimentally

the verdict
SUPPORTED
the evidence backs this
Recorded sources
4 sources for · 0 against

Counts group repeated records of the same source within each side. They do not measure evidence strength or source independence.

Is it true that intermediates of protein folding can be isolated and analyzed experimentally?

Yes. Advanced biophysical techniques such as 19F NMR and pressure-jump spectroscopy enable researchers to isolate and structurally characterize transient protein folding intermediates.

Verdict: SUPPORTED · 4 sources for, 0 against · Last checked

The analysis

The retrieved papers provide robust experimental evidence, primarily utilizing advanced nuclear magnetic resonance (NMR) techniques and time-resolved spectroscopy, demonstrating that protein folding intermediates can indeed be isolated and analyzed experimentally.

Evidence for · 4
The ribosome lowers the entropic penalty of protein folding
2024
Quantitative 19F NMR experiments confirm the formation of partially folded intermediates on the ribosome.
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Streit, J. O., Bukvin, I. V., Chan, S. H. S., Bashir, S., Woodburn, L. F., Włodarski, T., Figueiredo, A. M., Jurkeviciute, G., Sidhu, H., Hornby, C. R., Waudby, C., Cabrita, L. D., Cassaignau, A., & Christodoulou, J. (2024). The ribosome lowers the entropic penalty of protein folding. doi.org. https://doi.org/10.1038/s41586-024-07784-4

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More for · 3
Functional, pathogenic, and pharmacological roles of protein folding intermediates
2023
Time-resolved experimental techniques enable the characterization of protein folding kinetics and transient intermediates.
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Biasini, E. & Faccioli, P. (2023). Functional, pathogenic, and pharmacological roles of protein folding intermediates. doi.org. https://doi.org/10.1002/prot.26479

Structure of a transient protein-folding intermediate by pressure-jump NMR spectroscopy
2025
Pressure-jump NMR spectroscopy successfully accesses high-resolution structural information on transient folding intermediates.
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Masoumzadeh, E., Courtney, J. M., Charlier, C., Ying, J., Anfinrud, P., & Bax, A. (2025). Structure of a transient protein-folding intermediate by pressure-jump NMR spectroscopy. doi.org. https://doi.org/10.1073/pnas.2519493122

Structures of protein folding intermediates on the ribosome
2025
Comprehensive 19F NMR analyses and paramagnetic relaxation enhancement structurally characterize protein folding intermediates on the ribosome.
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Chan, S. H. S., Streit, J. O., Włodarski, T., Mitropoulou, A., Cabrita, L. D., & Christodoulou, J. (2025). Structures of protein folding intermediates on the ribosome. doi.org. https://doi.org/10.1038/s41594-026-01814-7

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What does the evidence say?

The retrieved papers provide robust experimental evidence, primarily utilizing advanced nuclear magnetic resonance (NMR) techniques and time-resolved spectroscopy, demonstrating that protein folding intermediates can indeed be isolated and analyzed experimentally.

Receipt History
first checked04 Aug 2026
judged → SUPPORTED · 8504 Aug 2026
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