Evidence map›Paper›PMID 22778442›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2012

Simple few-state models reveal hidden complexity in protein folding.

Kyle A Beauchamp, Robert McGibbon, Yu-Shan Lin, Vijay S Pande

Abstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 77 papers.

0numbers the graph read from it
0cells of the map it votes in
77citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

77 citing papers in PubMed.

  1. Article
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  5. Structure of a transient protein-folding intermediate by pressure-jump NMR spectroscopy.Proceedings of the National Academy of Sciences of the United States of America · 2025
    Article
  6. Article
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  10. Analysis of Protein Folding Simulation with Moving Root Mean Square Deviation.Journal of chemical information and modeling · 2023
    Article
  11. Article
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  14. Review
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  17. Article
  18. The Two-Step Clustering Approach for Metastable States Learning.International journal of molecular sciences · 2021
    Review
  19. Article
  20. Article

17 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Kyle A BeauchampBiophysics Program, Stanford University, Stanford, CA 94305, USA.
Robert McGibbon
Yu-Shan Lin
Vijay S Pande

Funding

Topology, nucleation, and the protein folding barrierR01GM062868 · NIGMS · STANFORD UNIVERSITY · PI PANDE, VIJAY S · 2002 to 2018
$5.5M
NIGMS NIH HHS NIH R01-GM062868NIGMS NIH HHS R01 GM062868
6 · The paper itself

Abstract

Markov state models constructed from molecular dynamics simulations have recently shown success at modeling protein folding kinetics. Here we introduce two methods, flux PCCA+ (FPCCA+) and sliding constraint rate estimation (SCRE), that allow accurate rate models from protein folding simulations. We apply these techniques to fourteen massive simulation datasets generated by Anton and Folding@home. Our protocol quantitatively identifies the suitability of describing each system using two-state kinetics and predicts experimentally detectable deviations from two-state behavior. An analysis of the villin headpiece and FiP35 WW domain detects multiple native substates that are consistent with experimental data. Applying the same protocol to GTT, NTL9, and protein G suggests that some beta containing proteins can form long-lived native-like states with small register shifts. Even the simplest protein systems show folding and functional dynamics involving three or more states.

Indexed as

Models, TheoreticalProtein FoldingKineticsMicrofilament ProteinsModels, MolecularProteinsMicrofilament ProteinsProteinsvillin

Identifiers

PMID22778442
PMCPMC3497769

What OpenQuestion holds

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Read underepoch 390

Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.