Evidence map›Paper›PMID 16511091›Full record

ArticleActa crystallographica. Section F, Structural biology and crystallization communications2005

High-resolution structure of the native histone octamer.

Christopher M Wood, James M Nicholson, Stanley J Lambert, Laurent Chantalat, Colin D Reynolds, John P Baldwin

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In one paragraph

Article in Acta crystallographica. Section F, Structural biology and crystallization communications, 2005. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
0.8field-weighted citation impact, top 31% 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

18 citing papers in PubMed, 38 citations in OpenAlex.

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  16. Long distance PELDOR measurements on the histone core particle.Journal of the American Chemical Society · 2009
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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 at 3 institutions in 2 countries.

Christopher M WoodSchool of Biomolecular Sciences, Liverpool John Moores University, Liverpool L3 3AF, England. c.m.wood@livjm.ac.uk
James M Nicholson
Stanley J Lambert
Laurent Chantalat
Colin D Reynolds
John P Baldwin
Liverpool John Moores University · GBDaresbury Laboratory · GBGalderma (France) · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Crystals of native histone octamers (H2A-H2B)-(H4-H3)-(H3'-H4')-(H2B'-H2A') from chick erythrocytes in 2 M KCl, 1.35 M potassium phosphate pH 6.9 diffract X-rays to 1.90 A resolution, yielding a structure with an R(work) value of 18.7% and an Rfree of 22.2%. The crystal space group is P6(5), the asymmetric unit of which contains one complete octamer. This high-resolution model of the histone-core octamer allows further insight into intermolecular interactions, including water molecules, that dock the histone dimers to the tetramer in the nucleosome-core particle and have relevance to nucleosome remodelling. The three key areas analysed are the H2A'-H3-H4 molecular cluster (also H2A-H3'-H4'), the H4-H2B' interaction (also H4'-H2B) and the H2A'-H4 beta-sheet interaction (also H2A-H4'). The latter of these three regions is important to nucleosome remodelling by RNA polymerase II, as it is shown to be a likely core-histone binding site, and its disruption creates an instability in the nucleosome-core particle. A majority of the water molecules in the high-resolution octamer have positions that correlate to similar positions in the high-resolution nucleosome-core particle structure, suggesting that the high-resolution octamer model can be used for comparative studies with the high-resolution nucleosome-core particle.

Indexed as

AnimalsChickensCrystallography, X-RayDimerizationErythrocytesHistonesMolecular StructureNucleosomesProtein BindingProtein ConformationWaterHistonesNucleosomesWater

Identifiers

PMID16511091
PMCPMC1952334
OpenAlexW2027539754

What OpenQuestion holds

Textmetadata
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.