Evidence map›Paper›PMID 32701054›Full record

ArticleeLife2020

Antagonistic control of DDK binding to licensed replication origins by Mcm2 and Rad53.

Syafiq Abd Wahab, Dirk Remus

Open access · goldAbstract read
In one paragraph

Article in eLife, 2020. 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
1.1field-weighted citation impact, top 24% 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, 19 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

2 authors at 1 institution in 1 country.

Syafiq Abd WahabMolecular Biology Program, Sloan Kettering Institute, Memorial Sloan Kettering Cancer Center, New York, United States.ORCID 0000-0002-3611-2552
Dirk RemusMolecular Biology Program, Sloan Kettering Institute, Memorial Sloan Kettering Cancer Center, New York, United States.ORCID 0000-0002-5155-181X
Memorial Sloan Kettering Cancer Center · US

Funding

X-RAY CRYSTALLOGRAPHYP30CA008748 · NCI · SLOAN-KETTERING INSTITUTE FOR CANCER RES · PI Hongbiao Carl Lekaye · 1985 to 2026
$347.4M
Mechanism of DNA replication initiation in Saccharomyces cerevisiaeR01GM107239 · NIGMS · SLOAN-KETTERING INST CAN RESEARCH · PI REMUS, DIRK · 2014 to 2023
$3.9M
Molecular mechanisms of replication-coupled chromatin assemblyR01GM127428 · NIGMS · SLOAN-KETTERING INST CAN RESEARCH · PI REMUS, DIRK · 2019 to 2022
$2.0M
NCI NIH HHS P30 CA008748NIGMS NIH HHS R01 GM107239NIGMS NIH HHS R01 GM127428
6 · The paper itself

Abstract

Eukaryotic replication origins are licensed by the loading of the replicative DNA helicase, Mcm2-7, in inactive double hexameric form around DNA. Subsequent origin activation is under control of multiple protein kinases that either promote or inhibit origin activation, which is important for genome maintenance. Using the reconstituted budding yeast DNA replication system, we find that the flexible N-terminal extension (NTE) of Mcm2 promotes the stable recruitment of Dbf4-dependent kinase (DDK) to Mcm2-7 double hexamers, which in turn promotes DDK phosphorylation of Mcm4 and -6 and subsequent origin activation. Conversely, we demonstrate that the checkpoint kinase, Rad53, inhibits DDK binding to Mcm2-7 double hexamers. Unexpectedly, this function is not dependent on Rad53 kinase activity, suggesting steric inhibition of DDK by activated Rad53. These findings identify critical determinants of the origin activation reaction and uncover a novel mechanism for checkpoint-dependent origin inhibition.

Indexed as

Replication OriginCell Cycle ProteinsCheckpoint Kinase 2DNA, FungalDNA ReplicationProtein BindingProtein DomainsProtein Serine-Threonine KinasesSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsCDC7 protein, S cerevisiaeCell Cycle ProteinsCheckpoint Kinase 2DNA, FungalMCM2 protein, S cerevisiaeProtein Serine-Threonine KinasesRAD53 protein, S cerevisiaeSaccharomyces cerevisiae Proteinsbiochemistrycheckpointchemical biologychromosomesDDKDNA replicationgene expressionMcm2-7Rad53S. cerevisiae

Identifiers

PMID32701054
PMCPMC7398698
OpenAlexW3044429617

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.