Evidence map›Paper›PMID 11313483›Full record

ArticleMolecular and cellular biology2001

Coupling of mitotic chromosome tethering and replication competence in epstein-barr virus-based plasmids.

T Kanda, M Otter, G M Wahl

Open access · greenAbstract read
In one paragraph

Article in Molecular and cellular biology, 2001. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 57 papers.

0numbers the graph read from it
0cells of the map it votes in
57citing papers in PubMed
3.4field-weighted citation impact, top 7% 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

57 citing papers in PubMed, 99 citations in OpenAlex.

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  12. Mechanisms driving acentric chromosome transmission.Chromosome research : an international journal on the molecular, supramolecular and evolutionary aspects of chromosome biology · 2020
    Review
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  16. Extrachromosomal circular DNA-based amplification and transmission of herbicide resistance in crop weedProceedings of the National Academy of Sciences of the United States of America · 2018
    Article
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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.

T KandaGene Expression Laboratory, The Salk Institute for Biological Studies, La Jolla, California 92037, USA.
M Otter
G M Wahl
Salk Institute for Biological Studies · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The Epstein-Barr virus (EBV) replicates once per cell cycle and segregates with high efficiency yet does not encode the enzymes needed for DNA replication or the proteins required to contact mitotic spindles. The virus-encoded EBNA-1 (EBV nuclear antigen 1) and latent replication origin (oriP) are required for both replication and segregation. We developed a sensitive and specific fluorescent labeling strategy to analyze the interactions of both EBNA-1 with viral episomes and viral episomes with host chromosomes. This enabled investigation of the hypothesis that replication and chromosome tethering are linked through the EBNA-1 protein. We show that deleting EBNA-1 or oriP disrupts mitotic chromosome tethering but removing the dyad symmetry element of oriP does not. Microscopic and biochemical approaches demonstrated that an EBNA-1 mutant lacking residues 16 to 372 bound to oriP plasmids but did not support their mitotic chromosome association and that the mutant lost the ability of wild-type EBNA-1 to associate with interphase chromatin. Importantly, the transient-replication abilities of various mutant forms of EBV plasmids, including the mutant form with the EBNA-1 internal deletion, correlated directly with their chromosome-tethering abilities. These data lead us to propose that EBNA-1 recruits oriP-containing plasmids into chromatin subdomains in interphase nuclei to both engage the host replication machinery and enable the plasmids to adhere to host chromosomes to increase their segregation efficiency.

Indexed as

Virus ReplicationChromosomesEpstein-Barr Virus Nuclear AntigensHeLa CellsHerpesvirus 4, HumanHumansMutationPlasmidsEBV-encoded nuclear antigen 1Epstein-Barr Virus Nuclear Antigens

Identifiers

PMID11313483
PMCPMC100279
OpenAlexW2100028074

What OpenQuestion holds

Textmetadata
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.