Evidence map›Paper›PMID 19777088›Full record

ArticleEntropy (Basel, Switzerland)2008

Conformational Entropy of an Ideal Cross-Linking Polymer Chain.

Oleg K Vorov, Dennis R Livesay, Donald J Jacobs

Abstract read
In one paragraph

Article in Entropy (Basel, Switzerland), 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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

7 citing papers in PubMed.

  1. Review
  2. Article
  3. Review
  4. Article
  5. Article
  6. Ensemble-based methods for describing protein dynamics.Current opinion in pharmacology · 2010
    Review
  7. Computing the conformational entropy for RNA folds.The Journal of chemical physics · 2010
    Article
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

3 authors.

Oleg K VorovDepartment of Physics and Optical Science, University of North Carolina at Charlotte, USA.
Dennis R Livesay
Donald J Jacobs

Funding

Predicting protein flexibility and stabilityR01GM073082 · NIGMS · UNIVERSITY OF NORTH CAROLINA CHARLOTTE · PI JACOBS, DONALD · 2006 to 2010
$1.6M
NIGMS NIH HHS R01 GM073082
6 · The paper itself

Abstract

We present a novel analytical method to calculate conformational entropy of ideal cross-linking polymers from the configuration integral by employing a Mayer series expansion. Mayer-functions describing chemical bonds within the chain and for cross-links are sharply peaked over the temperature range of interest, and, are well approximated as statistically weighted Dirac delta-functions that enforce distance constraints. All geometrical deformations consistent with a set of distance constraints are integrated over. Exact results for a contiguous series of connected loops are employed to substantiate the validity of a previous phenomenological distance constraint model that describes protein thermodynamics successfully based on network rigidity.

Identifiers

PMID19777088
PMCPMC2748956

What OpenQuestion holds

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Registered trials

None linked

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.