Evidence map›Paper›PMID 1541631›Full record

ArticleThe Journal of cell biology1992

The NUF1 gene encodes an essential coiled-coil related protein that is a potential component of the yeast nucleoskeleton.

C Mirzayan, C S Copeland, M Snyder

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of cell biology, 1992. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 46 papers.

0numbers the graph read from it
0cells of the map it votes in
46citing papers in PubMed
5.7field-weighted citation impact, top 3% 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

46 citing papers in PubMed, 99 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.

C MirzayanDepartment of Biology, Yale University, New Haven, Connecticut 06511.
C S Copeland
M Snyder
Yale University · US

Funding

TWO SIGNALING PATHWAYS INVOLVED IN YEAST MORPHOGENESISR01GM036494 · NIGMS · YALE UNIVERSITY · PI SNYDER, MICHAEL P · 1986 to 2007
$2.7M
NIGMS NIH HHS GM 36494
6 · The paper itself

Abstract

In an attempt to identify structural components of the yeast nucleus, subcellular fractions of yeast nuclei were prepared and used as immunogens to generate complex polyclonal antibodies. One such serum was used to screen a yeast genomic lambda gt11 expression library. A clone encoding a gene called NUF1 (for nuclear filament-related) was identified and extensively characterized. Antibodies to NUF1 fusion proteins were generated, and affinity-purified antibodies were used for immunoblot analysis and indirect immunofluorescence localization. The NUF1 protein is 110 kD in molecular mass and localizes to the yeast nucleus in small granular patches. Intranuclear staining is present in cells at all stages of the cell cycle. The NUF1 protein of yeast is tightly associated with the nucleus; it was not removed by extraction of nuclei with nonionic detergent or salt, or treatment with RNAse and DNAse. Sequence analysis of the NUF1 gene predicts a protein 945 amino acids in length that contains three domains: a large 627 residue central domain predicted to form a coiled-coil structure flanked by nonhelical amino-terminal and carboxy-terminal regions. Disruption of the NUF1 gene indicates that it is necessary for yeast cell growth. These results indicate that NUF1 encodes an essential coiled-coil protein within the yeast nucleus; we speculate that NUF1 is a component of the yeast nucleoskeleton. In addition, immunofluorescence results indicate that mammalian cells contain a NUF1-related nuclear protein. These data in conjunction with those in the accompanying manuscript (Yang et al., 1992) lead to the hypothesis that an internal coiled-coil filamentous system may be a general structural component of the eukaryotic nucleus.

Indexed as

Genes, FungalSaccharomyces cerevisiae ProteinsAmino Acid SequenceAnimalsBase SequenceCalmodulin-Binding ProteinsCell LineCell NucleusCytoskeletal ProteinsFluorescent Antibody TechniqueFungal ProteinsMolecular Sequence DataMolecular WeightNuclear MatrixNuclear ProteinsProtein ConformationCalmodulin-Binding ProteinsCytoskeletal ProteinsFungal ProteinsNuclear ProteinsSaccharomyces cerevisiae ProteinsSPC110 protein, S cerevisiae

Identifiers

PMID1541631
PMCPMC2289381
OpenAlexW2147776916

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-SA
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.