Evidence map›Paper›PMID 17485487›Full record

ArticleThe Journal of cell biology2007

Tripin/hSgo2 recruits MCAK to the inner centromere to correct defective kinetochore attachments.

Haomin Huang, Jie Feng, Jakub Famulski, Jerome B Rattner, Song Tao Liu, Gary D Kao, Ruth Muschel, Gordon K T Chan, Tim J Yen

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of cell biology, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 86 papers.

0numbers the graph read from it
0cells of the map it votes in
86citing papers in PubMed
6.2field-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

86 citing papers in PubMed, 136 citations in OpenAlex.

  1. Oocyte Kinetochores at the Nexus of Meiotic Drive and Segregation Fidelity.Advances in experimental medicine and biology · 2026
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26 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

9 authors at 5 institutions in 3 countries.

Haomin HuangFox Chase Cancer Center, Philadelphia, PA 19111, USA.
Jie Feng
Jakub Famulski
Jerome B Rattner
Song Tao Liu
Gary D Kao
Ruth Muschel
Gordon K T Chan
Tim J Yen
Fox Chase Cancer Center · USUniversity of Alberta · CAUniversity of Calgary · CAUniversity of Oxford · GBUniversity of Pennsylvania · US

Funding

WORD PROCESSING CENTER--COREP30CA006927 · NCI · RESEARCH INST OF FOX CHASE CAN CTR · PI Margaret von Mehren · 1985 to 2026
$138.8M
ROLE OF ATAXIA TELANGIECTASIA IN CHECKPOINT CONTROLP01CA075138 · NCI · UNIVERSITY OF PENNSYLVANIA · PI HAHN, STEPHEN M · 1998 to 2007
$11.6M
Mechanism of Mitotic Checkpoint in Mammalian CellsR01CA099423 · NCI · RESEARCH INST OF FOX CHASE CAN CTR · PI YEN, TIMOTHY · 2003 to 2007
$1.1M
NCI NIH HHS CA06927NCI NIH HHS CA099423NCI NIH HHS P01 CA075138NCI NIH HHS P01 CA75138NCI NIH HHS P30 CA006927NCI NIH HHS R01 CA099423
6 · The paper itself

Abstract

hSgo2 (previously annotated as Tripin) was recently reported to be a new inner centromere protein that is essential for centromere cohesion (Kitajima et al., 2006). In this study, we show that hSgo2 exhibits a dynamic distribution pattern, and that its localization depends on the BUB1 and Aurora B kinases. hSgo2 is concentrated at the inner centromere of unattached kinetochores, but extends toward the kinetochores that are under tension. This localization pattern is reminiscent of MCAK, which is a microtubule depolymerase that is believed to be a key component of the error correction mechanism at kinetochores. Indeed, we found that hSgo2 is essential for MCAK to localize to the centromere. Delocalization of MCAK accounts for why cells depleted of hSgo2 exhibit kinetochore attachment defects that go uncorrected, despite a transient delay in the onset of anaphase. Consequently, these cells exhibit a high frequency of lagging chromosomes when they enter anaphase. We confirmed that hSgo2 is associated with PP2A, and we propose that it contributes to the spatial regulation of MCAK activity within inner centromere and kinetochore.

Indexed as

AnaphaseAurora Kinase BAurora KinasesCell Cycle ProteinsHeLa CellsHumansKinesinsKinetochoresPhosphoprotein PhosphatasesProtein BindingProtein KinasesProtein Serine-Threonine KinasesProtein TransportAURKB protein, humanAurora Kinase BAurora KinasesBUB1 protein, humanBub1 spindle checkpoint proteinCell Cycle ProteinsKIF2C protein, humanKinesinsPhosphoprotein PhosphatasesProtein KinasesProtein Serine-Threonine KinasesSGO2 protein, human

Identifiers

PMID17485487
PMCPMC2064832
OpenAlexW2055683103

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.