Evidence map›Paper›PMID 8432735›Full record

ArticleThe Journal of cell biology1993

BIMA, a TPR-containing protein required for mitosis, localizes to the spindle pole body in Aspergillus nidulans.

P M Mirabito, N R Morris

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of cell biology, 1993. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
4.1field-weighted citation impact, top 6% 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

21 citing papers in PubMed, 59 citations in OpenAlex.

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  12. Mitosis in vertebrate somatic cells with two spindles: implications for the metaphase/anaphase transition checkpoint and cleavage.Proceedings of the National Academy of Sciences of the United States of America · 1997
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  13. Review
  14. Characterization and localization of the cytoplasmic dynein heavy chain in Aspergillus nidulans.Proceedings of the National Academy of Sciences of the United States of America · 1995
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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.

P M MirabitoDepartment of Pharmacology, University of Medicine and Dentistry of New Jersey, Robert Wood Johnson Medical School, Piscataway 08854-5635.
N R Morris
Johnson University · US

Funding

THE MOLECULAR BIOLOGY OF MITOSIS IN ASPERGILLUS NIDULANSR01GM034711 · NIGMS · UNIV OF MED/DENT NJ-R W JOHNSON MED SCH · PI MORRIS, N. R · 1985 to 1994
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NIGMS NIH HHS GM-34711-08
6 · The paper itself

Abstract

The Aspergillus nidulans bimA gene is required for mitosis. Loss of function mutations in bimA cause cells to arrest growth with condensed chromatin and a short, metaphaselike mitotic spindle. bimA is a member of a gene family defined by a repeated motif called the Tetratrico Peptide Repeat (TPR), which is found in genes from bacteria, yeast and insects. Several yeast TPR genes are also required for mitosis, including Saccharomyces cerevisiae CDC27 and Schizosaccharomyces pombe nuc2+, which appear to be functional homologs of bimA. We have developed antisera specific to the bimA protein (BIMA) and have characterized BIMA by western blot and immunocytochemical analyses. BIMA is heterogeneous in apparent molecular weight, consisting of a major 90-kD species and at least two minor species of approximately 105 kD. The results of BIMA localization by immunofluorescence microscopy depend on the level of BIMA expression. Overexpression of BIMA, which had no deleterious affect on growth or mitosis, resulted in localization of BIMA on or throughout most nuclei. Nuclear staining was granular, and overlapped but was not completely coincident with DNA staining by DAPI. In contrast, when expressed at normal levels, BIMA colocalized with the spindle pole body (SPB). BIMA localized to the SPB in a cell cycle independent manner. These results show that BIMA is either associated with or is a component of the SPB, and they suggest that BIMA functions at the spindle poles to promote the onset of anaphase.

Indexed as

MitosisAspergillus nidulansBase SequenceBlotting, WesternFluorescent Antibody TechniqueFungal ProteinsGene ExpressionGenes, FungalMolecular Sequence DataMolecular WeightNuclear ProteinsSpindle ApparatusBIMA protein, Emericella nidulansFungal ProteinsNuclear Proteins

Identifiers

PMID8432735
PMCPMC2200070
OpenAlexW2114872105

What OpenQuestion holds

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LicenceCC BY-NC-SA
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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.