Evidence map›Paper›PMID 38781028›Full record

ArticleThe Journal of cell biology2024

Bipartite binding interface recruiting HP1 to chromosomal passenger complex at inner centromeres.

Kosuke Sako, Ayako Furukawa, Ryu-Suke Nozawa, Jun-Ichi Kurita, Yoshifumi Nishimura, Toru Hirota

Abstract read
In one paragraph

Article in The Journal of cell biology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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

7 citing papers in PubMed.

  1. Cross-species incompatibilities offer new insights into the functional consequences of satellite DNA evolution.Chromosome research : an international journal on the molecular, supramolecular and evolutionary aspects of chromosome biology · 2026
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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

6 authors.

Kosuke SakoDivision of Experimental Pathology, Cancer Institute of the Japanese Foundation for Cancer Research, Tokyo, Japan.ORCID 0000-0002-3874-2072
Ayako FurukawaGraduate School of Medical Life Science, Yokohama City University, Yokohama, Japan.ORCID 0000-0002-7339-4632
Ryu-Suke NozawaDivision of Experimental Pathology, Cancer Institute of the Japanese Foundation for Cancer Research, Tokyo, Japan.ORCID 0000-0001-6609-2436
Jun-Ichi KuritaGraduate School of Medical Life Science, Yokohama City University, Yokohama, Japan.ORCID 0000-0002-7369-3130
Yoshifumi NishimuraGraduate School of Medical Life Science, Yokohama City University, Yokohama, Japan.ORCID 0000-0002-5148-3458
Toru HirotaDivision of Experimental Pathology, Cancer Institute of the Japanese Foundation for Cancer Research, Tokyo, Japan.ORCID 0000-0001-7064-9065

Funding

Japan Agency for Medical Research and Development JP21am0101073Japan Society for the Promotion of Science 22H04996Ministry of Education, Culture, Sports, Science and Technology JPMXS0450100021
6 · The paper itself

Abstract

Maintenance of ploidy depends on the mitotic kinase Aurora B, the catalytic subunit of the chromosomal passenger complex (CPC) whose proficient activity is supported by HP1 enriched at inner centromeres. HP1 is known to associate with INCENP of the CPC in a manner that depends on the PVI motif conserved across HP1 interactors. Here, we found that the interaction of INCENP with HP1 requires not only the PVI motif but also its C-terminally juxtaposed domain. Remarkably, these domains conditionally fold the β-strand (PVI motif) and the α-helix from a disordered sequence upon HP1 binding and render INCENP with high affinity to HP1. This bipartite binding domain termed SSH domain (Structure composed of Strand and Helix) is necessary and sufficient to attain a predominant interaction of HP1 with INCENP. These results identify a unique HP1-binding module in INCENP that ensures enrichment of HP1 at inner centromeres, Aurora B activity, and thereby mitotic fidelity.

Indexed as

Aurora Kinase BCentromereChromobox Protein Homolog 5Protein BindingBinding SitesChromosomal Proteins, Non-HistoneHeLa CellsHumansMitosisAURKB protein, humanAurora Kinase BCBX5 protein, humanChromobox Protein Homolog 5Chromosomal Proteins, Non-HistoneINCENP protein, human

Identifiers

PMID38781028
PMCPMC11116813

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Registered trials

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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.