Evidence map›Paper›PMID 9490714›Full record

ArticleThe Journal of cell biology1998

A dominant mutant of inner centromere protein (INCENP), a chromosomal protein, disrupts prometaphase congression and cytokinesis.

A M Mackay, A M Ainsztein, D M Eckley, W C Earnshaw

Abstract read
In one paragraph

Article in The Journal of cell biology, 1998. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 64 papers.

0numbers the graph read from it
0cells of the map it votes in
64citing papers in PubMed
–field-weighted citation impact
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

64 citing papers in PubMed.

  1. Article
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  6. The Dawn of Aurora Kinase Research: From Fly Genetics to the Clinic.Frontiers in cell and developmental biology · 2015
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  17. E2 ligase dRad6 regulates DMP53 turnover in Drosophila.The Journal of biological chemistry · 2011
    Article
  18. Article
  19. Article
  20. Article

4 more citing papers are in PubMed but not listed here.

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

4 authors.

A M MackayDepartment of Cell Biology and Anatomy, Johns Hopkins School of Medicine, Baltimore, Maryland 21205, USA.
A M Ainsztein
D M Eckley
W C Earnshaw

Funding

NIGMS NIH HHS GM3521Wellcome Trust 073915
6 · The paper itself

Abstract

INCENP is a tightly bound chromosomal protein that transfers to the spindle midzone at the metaphase/anaphase transition. Here, we show that an INCENP truncation mutant (INCENP382-839) associates with microtubules but does not bind to chromosomes, and coats the entire spindle throughout mitosis. Furthermore, an INCENP truncation mutant (INCENP43-839) previously shown not to transfer to the spindle at anaphase (Mackay, A.M., D.M. Eckley, C. Chue, and W.C. Earnshaw. 1993. J. Cell Biol. 123:373-385), is shown here to bind chromosomes, but is unable to target to the centromere. Thus, association with the chromosomes, and specifically with centromeres, appears to be essential for INCENP targeting to the correct spindle subdomain at anaphase. An INCENP truncation mutant (INCENP1-405) that targets to centromeres but lacks the microtubule association region acquires strong dominant-negative characteristics. INCENP1-405 interferes with both prometaphase chromosome alignment and the completion of cytokinesis. INCENP1-405 apparently exerts its effect by displacing the endogenous protein from centromeres. These experiments provide evidence of an unexpected link between this chromosomal protein and cytokinesis, and suggest that one function of INCENP may be to integrate the chromosomal and cytoskeletal events of mitosis.

Indexed as

Cell DivisionMutationAnimalsBinding SitesCell LineCentromereChromosomal Proteins, Non-HistoneCytoskeletal ProteinsMetaphaseRabbitsSpindle ApparatusStructure-Activity RelationshipSwineChromosomal Proteins, Non-HistoneCytoskeletal Proteins

Identifiers

PMID9490714
PMCPMC2132686

What OpenQuestion holds

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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.