Evidence map›Paper›PMID 26032594›Full record

ArticleChembiochem : a European journal of chemical biology2015

One Crystal, Two Temperatures: Cryocooling Penalties Alter Ligand Binding to Transient Protein Sites.

Marcus Fischer, Brian K Shoichet, James S Fraser

Abstract read
In one paragraph

Article in Chembiochem : a European journal of chemical biology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 60 papers.

0numbers the graph read from it
0cells of the map it votes in
60citing 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

60 citing papers in PubMed.

  1. Article
  2. Structural insights into urocanate reductase using room-temperature X-ray crystallography.Acta crystallographica. Section D, Structural biology · 2026
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  19. High-resolution double vision of the allosteric phosphatase PTP1B.Acta crystallographica. Section F, Structural biology communications · 2024
    Article
  20. 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.

Marcus FischerDepartment of Pharmaceutical Chemistry, University of California San Francisco, 1700 4th St., Byers Hall, BH-501, Box 2550, San Francisco, CA 94158 (USA).
Brian K ShoichetDepartment of Pharmaceutical Chemistry, University of California San Francisco, 1700 4th St., Byers Hall, BH-501, Box 2550, San Francisco, CA 94158 (USA).
James S FraserDepartment of Bioengineering and Therapeutic Sciences, University of California San Francisco, 600 16th St., Genentech Hall, S472E, Box 2240, San Francisco, CA 94158 (USA). james.fraser@ucsf.edu.

Funding

DESIGN AND EXPERIMENTAL TESTING OF NEW DOCKING METHODSR01GM059957 · NIGMS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI SHOICHET, BRIAN K · 1999 to 2017
$4.4M
The Impact of Mutation on the Conformations and Recognition of UbiquitinDP5OD009180 · OD · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI FRASER, JAMES SOLOMON · 2011 to 2015
$1.8M
Model Comparison in Structural BiologyR21GM110580 · NIGMS · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI FRASER, JAMES SOLOMON · 2014 to 2015
$419k
NIGMS NIH HHS GM110580NIGMS NIH HHS GM59957NIGMS NIH HHS R01 GM059957NIGMS NIH HHS R21 GM110580NIH HHS DP5 OD009180NIH HHS OD009180
6 · The paper itself

Abstract

Interrogating fragment libraries by X-ray crystallography is a powerful strategy for discovering allosteric ligands for protein targets. Cryocooling of crystals should theoretically increase the fraction of occupied binding sites and decrease radiation damage. However, it might also perturb protein conformations that can be accessed at room temperature. Using data from crystals measured consecutively at room temperature and at cryogenic temperature, we found that transient binding sites could be abolished at the cryogenic temperatures employed by standard approaches. Changing the temperature at which the crystallographic data was collected could provide a deliberate perturbation to the equilibrium of protein conformations and help to visualize hidden sites with great potential to allosterically modulate protein function.

Indexed as

Cold TemperatureApoproteinsBenzimidazolesBinding SitesCrystallography, X-RayCytochrome-c PeroxidaseLigandsModels, MolecularProtein BindingProtein ConformationApoproteinsbenzimidazoleBenzimidazolesCytochrome-c PeroxidaseLigandsallosterismbiophysicsligand discoverystructural biologythermodynamicsX-ray diffraction

Identifiers

PMID26032594
PMCPMC4539595

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.