Evidence map›Paper›PMID 23240687›Full record

ArticleBiochemistry2013

Structure and functional analysis of the BRCT domain of translesion synthesis DNA polymerase Rev1.

John M Pryor, Lokesh Gakhar, M Todd Washington

Abstract read
In one paragraph

Article in Biochemistry, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
0.4field-weighted citation impact, top 38% of its field
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

12 citing papers in PubMed, 16 citations in OpenAlex.

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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

3 authors at 1 institution in 1 country.

John M PryorDepartment of Biochemistry, Carver College of Medicine, University of Iowa, Iowa City, IA 52242, USA.
Lokesh Gakhar
M Todd Washington
University of Iowa · US

Funding

Mechanisms of Damaged DNA Replication in EukaryotesR01GM081433 · NIGMS · UNIVERSITY OF IOWA · PI WASHINGTON, M. TODD · 2008 to 2021
$4.2M
NIGMS NIH HHS GM081433NIGMS NIH HHS R01 GM081433
6 · The paper itself

Abstract

Translesion synthesis (TLS) is a pathway in which specialized, low-fidelity DNA polymerases are used to overcome replication blocks caused by DNA damage. The use of this pathway often results in somatic mutations that can drive carcinogenesis. Rev1 is a TLS polymerase found in all eukaryotes that plays a pivotal role in mediating DNA damage-induced mutagenesis. It possesses a BRCA1 C-terminal (BRCT) domain that is required for its function. The rev1-1 allele encodes a mutant form of Rev1 with a G193R substitution in this domain, which reduces the level of DNA damage-induced mutagenesis. Despite its clear importance in mutagenic TLS, the role of the BRCT domain is unknown. Here, we report the X-ray crystal structure of the yeast Rev1 BRCT domain and show that substitutions in residues constituting its phosphate-binding pocket do not affect mutagenic TLS. This suggests that the role of the Rev1 BRCT domain is not to recognize phosphate groups on protein binding partners or on DNA. We also found that residue G193 is located in a conserved turn region of the BRCT domain, and our in vivo and in vitro studies suggest that the G193R substitution may disrupt Rev1 function by destabilizing the fold of the BRCT domain.

Indexed as

Amino Acid SequenceAmino Acid SubstitutionBinding SitesBRCA1 ProteinCrystallography, X-RayDNA DamageDNA-Directed DNA PolymeraseModels, MolecularMolecular Sequence DataNucleotidyltransferasesPhosphatesProtein Structure, TertiarySaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsY-Family DNA PolymerasesBRCA1 ProteinDNA-Directed DNA PolymeraseNucleotidyltransferasesPhosphatesREV1 protein, S cerevisiaeSaccharomyces cerevisiae ProteinsY-Family DNA Polymerases

Identifiers

PMID23240687
PMCPMC3580236
OpenAlexW2054490401

What OpenQuestion holds

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Read underepoch 390

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.