Evidence map›Paper›PMID 25845592›Full record

ArticleNucleic acids research2015

Molecular crowding enhances facilitated diffusion of two human DNA glycosylases.

Shannen L Cravens, Joseph D Schonhoft, Meng M Rowland, Alyssa A Rodriguez, Breeana G Anderson, James T Stivers

Abstract read
In one paragraph

Article in Nucleic acids research, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing 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

27 citing papers in PubMed.

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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

6 authors.

Shannen L CravensDepartment of Pharmacology and Molecular Sciences, The Johns Hopkins University School of Medicine, 725 North Wolfe Street, Baltimore, MD 21205-2185, USA.
Joseph D SchonhoftDepartment of Pharmacology and Molecular Sciences, The Johns Hopkins University School of Medicine, 725 North Wolfe Street, Baltimore, MD 21205-2185, USA.
Meng M RowlandDepartment of Pharmacology and Molecular Sciences, The Johns Hopkins University School of Medicine, 725 North Wolfe Street, Baltimore, MD 21205-2185, USA.
Alyssa A RodriguezDepartment of Chemistry and Biochemistry, The University of San Diego, 5998 Alcalá Park, San Diego, CA 92110, USA.
Breeana G AndersonDepartment of Pharmacology and Molecular Sciences, The Johns Hopkins University School of Medicine, 725 North Wolfe Street, Baltimore, MD 21205-2185, USA.
James T StiversDepartment of Pharmacology and Molecular Sciences, The Johns Hopkins University School of Medicine, 725 North Wolfe Street, Baltimore, MD 21205-2185, USA jstivers@jhmi.edu.

Funding

PROGRAM IN MOLECULAR BIOPHYSICST32GM008403 · NIGMS · JOHNS HOPKINS UNIVERSITY · PI BARRICK, DOUGLAS E. · 1990 to 2019
$13.5M
Uracil Damage Recognition by Uracil DNA GlyocosylaseR01GM056834 · NIGMS · UNIVERSITY OF MD BIOTECHNOLOGY INSTITUTE · PI STIVERS, JAMES T. · 1998 to 2021
$8.3M
The Chemistry-Biology Interface Program at Johns Hopkins UniversityT32GM080189 · NIGMS · JOHNS HOPKINS UNIVERSITY · PI ROKITA, STEVEN E · 2008 to 2022
$3.5M
Regulation of Supercoil Unwinding by Topoisomerase 1BF31GM100576 · NIGMS · JOHNS HOPKINS UNIVERSITY · PI ANDERSON, BREEANA GROGAN · 2012 to 2014
$125k
Molecular Determinants of DNA Sliding and Hopping by a DNA Repair GlycosylaseF32GM105252 · NIGMS · JOHNS HOPKINS UNIVERSITY · PI ROWLAND, MENG MENG · 2013 to 2014
$102k
NIGMS NIH HHS F31-GM100576NIGMS NIH HHS F32-GM105252-01NIGMS NIH HHS R01 GM056834NIGMS NIH HHS R01-GM056834NIGMS NIH HHS T32 GM080189NIGMS NIH HHS T32 GM 8403-23
6 · The paper itself

Abstract

Intracellular space is at a premium due to the high concentrations of biomolecules and is expected to have a fundamental effect on how large macromolecules move in the cell. Here, we report that crowded solutions promote intramolecular DNA translocation by two human DNA repair glycosylases. The crowding effect increases both the efficiency and average distance of DNA chain translocation by hindering escape of the enzymes to bulk solution. The increased contact time with the DNA chain provides for redundant damage patrolling within individual DNA chains at the expense of slowing the overall rate of damaged base removal from a population of molecules. The significant biological implication is that a crowded cellular environment could influence the mechanism of damage recognition as much as any property of the enzyme or DNA.

Indexed as

DNADNA GlycosylasesDNA RepairFacilitated DiffusionHumansPolyethylene GlycolsProtein TransportUracil-DNA GlycosidaseDNADNA Glycosylasesoxoguanine glycosylase 1, humanPolyethylene GlycolsUracil-DNA Glycosidase

Identifiers

PMID25845592
PMCPMC4417188

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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.