Evidence map›Paper›PMID 28168278›Full record

ArticleNucleic acids research2017

Dynamic assembly of Hda and the sliding clamp in the regulation of replication licensing.

Jin S Kim, Michael T Nanfara, Sundari Chodavarapu, Kyeong S Jin, Vignesh M P Babu, Mohamed A Ghazy, Scisung Chung, Jon M Kaguni, Mark D Sutton, Yunje Cho

Open access · goldAbstract read
In one paragraph

Article in Nucleic acids research, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
1.3field-weighted citation impact, top 20% 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

18 citing papers in PubMed, 22 citations in OpenAlex.

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  10. Elevated Levels of the Escherichia coliJournal of bacteriology · 2021
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  14. Identification of the Unwinding Region in theFrontiers in microbiology · 2020
    Article
  15. Article
  16. A structural view of the initiators for chromosome replication.Current opinion in structural biology · 2018
    Review
  17. Article
  18. The DnaA Cycle inFrontiers in microbiology · 2017
    Review
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

10 authors at 3 institutions in 2 countries.

Jin S KimDepartment of Life Science, Pohang University of Science and Technology, 35398 Pohang, South Korea.
Michael T NanfaraDepartment of Biochemistry, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, State University of New York, Buffalo, NY 14228, USA.
Sundari ChodavarapuDepartment of Biochemistry and Molecular Biology, Michigan State University, East Lansing, Mi 48824-1319, USA.
Kyeong S JinPohang Accelerator Laboratory, Pohang University of Science and Technology, 35398 Pohang, South Korea.
Vignesh M P BabuDepartment of Biochemistry, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, State University of New York, Buffalo, NY 14228, USA.
Mohamed A GhazyDepartment of Biochemistry, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, State University of New York, Buffalo, NY 14228, USA.
Scisung ChungDepartment of Life Science, Pohang University of Science and Technology, 35398 Pohang, South Korea.
Jon M KaguniDepartment of Biochemistry and Molecular Biology, Michigan State University, East Lansing, Mi 48824-1319, USA.
Mark D SuttonDepartment of Biochemistry, Jacobs School of Medicine and Biomedical Sciences, University at Buffalo, State University of New York, Buffalo, NY 14228, USA.
Yunje ChoDepartment of Life Science, Pohang University of Science and Technology, 35398 Pohang, South Korea.
Pohang University of Science and Technology · KRUniversity at Buffalo, State University of New York · USMichigan State University · US

Funding

Regulation of DNA Replication and RepairR01GM066094 · NIGMS · STATE UNIVERSITY OF NEW YORK AT BUFFALO · PI SUTTON, MARK D. · 2003 to 2016
$4.0M
Recruitment and activation of DnaB helicase in Escherichia coli DNA replicationR01GM090063 · NIGMS · MICHIGAN STATE UNIVERSITY · PI KAGUNI, JON M · 2011 to 2014
$1.0M
NIGMS NIH HHS R01 GM066094NIGMS NIH HHS R01 GM090063
6 · The paper itself

Abstract

Regulatory inactivation of DnaA (RIDA) is one of the major regulatory mechanisms of prokaryotic replication licensing. In RIDA, the Hda-sliding clamp complex loaded onto DNA directly interacts with adenosine triphosphate (ATP)-bound DnaA and stimulates the hydrolysis of ATP to inactivate DnaA. A prediction is that the activity of Hda is tightly controlled to ensure that replication initiation occurs only once per cell cycle. Here, we determined the crystal structure of the Hda-β clamp complex. This complex contains two pairs of Hda dimers sandwiched between two β clamp rings to form an octamer that is stabilized by three discrete interfaces. Two separate surfaces of Hda make contact with the β clamp, which is essential for Hda function in RIDA. The third interface between Hda monomers occludes the active site arginine finger, blocking its access to DnaA. Taken together, our structural and mutational analyses of the Hda-β clamp complex indicate that the interaction of the β clamp with Hda controls the ability of Hda to interact with DnaA. In the octameric Hda-β clamp complex, the inability of Hda to interact with DnaA is a novel mechanism that may regulate Hda function.

Indexed as

DNA ReplicationAdenosine TriphosphatasesBacterial ProteinsDNA-Binding ProteinsDNA Polymerase IIIEscherichia coli ProteinsModels, MolecularMutationProtein MultimerizationSequence AlignmentAdenosine TriphosphatasesBacterial Proteinsbeta subunit, DNA polymerase IIIDnaA protein, BacteriaDNA-Binding ProteinsDNA Polymerase IIIEscherichia coli ProteinsHda protein, E coli

Identifiers

PMID28168278
PMCPMC5397184
OpenAlexW2586965518

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.