Evidence map›Paper›PMID 19997740›Full record

ReviewChromosoma2010

Haspin: a newly discovered regulator of mitotic chromosome behavior.

Jonathan M G Higgins

Abstract readReview
In one paragraph

Review in Chromosoma, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 30 papers.

0numbers the graph read from it
0cells of the map it votes in
30citing papers in PubMed
2.4field-weighted citation impact, top 12% 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

30 citing papers in PubMed, 72 citations in OpenAlex.

  1. Article
  2. Review
  3. Article
  4. A ComprehensiveJournal of medicinal chemistry · 2024
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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

1 author at 1 institution in 1 country.

Jonathan M G HigginsDivision of Rheumatology, Immunology and Allergy, Brigham and Women's Hospital, Harvard Medical School, 1 Jimmy Fund Way, Boston, MA 02115, USA. jhiggins@rics.bwh.harvard.edu
Harvard University · US

Funding

Function of the chromosomal kinase haspin in mitosisR01GM074210 · NIGMS · BRIGHAM AND WOMEN'S HOSPITAL · PI HIGGINS, JONATHAN M · 2006 to 2010
$1.6M
Development of a haspin kinase assay for high throughput drug screeningR01CA122608 · NCI · BRIGHAM AND WOMEN'S HOSPITAL · PI HIGGINS, JONATHAN M · 2006 to 2008
$685k
NCI NIH HHS CA122608NCI NIH HHS R01 CA122608NIGMS NIH HHS GM074210NIGMS NIH HHS R01 GM074210
6 · The paper itself

Abstract

The haspins are divergent members of the eukaryotic protein kinase family that are conserved in many eukaryotic lineages including animals, fungi, and plants. Recently-solved crystal structures confirm that the kinase domain of human haspin has unusual structural features that stabilize a catalytically active conformation and create a distinctive substrate binding site. Haspin localizes predominantly to chromosomes and phosphorylates histone H3 at threonine-3 during mitosis, particularly at inner centromeres. This suggests that haspin directly regulates chromosome behavior by modifying histones, although it is likely that additional substrates will be identified in the future. Depletion of haspin by RNA interference in human cell lines causes premature loss of centromeric cohesin from chromosomes in mitosis and failure of metaphase chromosome alignment, leading to activation of the spindle assembly checkpoint and mitotic arrest. Haspin overexpression stabilizes chromosome arm cohesion. Haspin, therefore, appears to be required for protection of cohesion at mitotic centromeres. Saccharomyces cerevisiae homologues of haspin, Alk1 and Alk2, are also implicated in regulation of mitosis. In mammals, haspin is expressed at high levels in the testis, particularly in round spermatids, so it seems likely that haspin has an additional role in post-meiotic spermatogenesis. Haspin is currently the subject of a number of drug discovery efforts, and the future use of haspin inhibitors should provide new insight into the cellular functions of these kinases and help determine the utility of, for example, targeting haspin for cancer therapy.

Indexed as

MitosisAnimalsChromosomesHistonesHumansIntracellular Signaling Peptides and ProteinsMalePhosphorylationProtein Kinase InhibitorsProtein Serine-Threonine KinasesSpermatogenesisHASPIN protein, humanHistonesIntracellular Signaling Peptides and ProteinsProtein Kinase InhibitorsProtein Serine-Threonine Kinases

Identifiers

PMID19997740
PMCPMC2839057
OpenAlexW2086715625

What OpenQuestion holds

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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.