Evidence map›Paper›PMID 8367300›Full record

ArticleNucleic acids research1993

Fission yeast with DNA polymerase delta temperature-sensitive alleles exhibits cell division cycle phenotype.

S Francesconi, H Park, T S Wang

Open access · greenAbstract read
In one paragraph

Article in Nucleic acids research, 1993. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 32 papers.

0numbers the graph read from it
0cells of the map it votes in
32citing papers in PubMed
1.5field-weighted citation impact, top 17% 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

32 citing papers in PubMed, 64 citations in OpenAlex.

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  18. Mutator phenotype induced by aberrant replication.Molecular and cellular biology · 1999
    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.

S FrancesconiDepartment of Pathology, Stanford University School of Medicine, CA 94305-5324.
H Park
T S Wang
Stanford University · US

Funding

CONTROL OF DNA REPLICATION AND CELL DIVISIONR01CA054415 · NCI · STANFORD UNIVERSITY · PI WANG, TERESA S · 1991 to 2007
$2.5M
NCI NIH HHS CA54415
6 · The paper itself

Abstract

DNA polymerases alpha and delta are essential enzymes believed to play critical roles in initiation and replication of chromosome DNA. In this study, we show that the genes for Schizosaccharomyces pombe (S.pombe) DNA polymerase alpha and delta (pol alpha+ and pol delta+) are essential for cell viability. Disruption of either the pol alpha+ or pol delta+ gene results in distinct terminal phenotypes. The S.pombe pol delta+ gene is able to complement the thermosensitive cdc2-2 allele of Saccharomyces cerevisiae (S.cerevisiae) at the restrictive temperature. By random mutagenesis in vitro, we generated three pol delta conditional lethal alleles. We replaced the wild type chromosomal copy of pol delta+ gene with the mutagenized sequence and characterized the thermosensitive alleles in vivo. All three thermosensitive mutants exhibit a typical cell division cycle (cdc) terminal phenotype similar to that of the disrupted pol delta+ gene. Flow cytometric analysis showed that at the nonpermissive temperature all three mutants were arrested in S phase of the cell cycle. The three S.pombe conditional pol delta alleles were recovered and sequenced. The mutations causing the thermosensitive phenotype are missense mutations. The altered amino acid residues are uniquely conserved among the known polymerase delta sequences.

Indexed as

AllelesAmino Acid SequenceAnimalsCDC2 Protein KinaseCell CycleCell DivisionDNA-Directed DNA PolymeraseDNA Polymerase IIDNA Polymerase IIIFlow CytometryGenetic Complementation TestHumansMolecular Sequence DataMutationPhenotypeSchizosaccharomycesCDC2 Protein KinaseDNA-Directed DNA PolymeraseDNA Polymerase IIDNA Polymerase III

Identifiers

PMID8367300
PMCPMC309899
OpenAlexW2105743406

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.