Evidence map›Paper›PMID 15274751›Full record

ArticleBMC biochemistry2004

Characterization of yeast histone H3-specific type B histone acetyltransferases identifies an ADA2-independent Gcn5p activity.

Amy R Sklenar, Mark R Parthun

Open access · hybridAbstract read
In one paragraph

Article in BMC biochemistry, 2004. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
0.7field-weighted citation impact, top 32% 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

11 citing papers in PubMed, 26 citations in OpenAlex.

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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

2 authors at 1 institution in 1 country.

Amy R SklenarDepartment of Molecular and Cellular Biochemistry, College of Medicine and Public Health, The Ohio State University, Columbus, OH 43210, USA. sklenar.39@osu.edu
Mark R Parthun
The Ohio State University · US

Funding

Type B Histone Acetyltransferases and the Assembly of Chromatin StructureR01GM062970 · NIGMS · OHIO STATE UNIVERSITY · PI PARTHUN, MARK R · 2001 to 2018
$5.1M
NIGMS NIH HHS 1 R01 GM62970NIGMS NIH HHS R01 GM062970
6 · The paper itself

Abstract

backgroundThe acetylation of the core histone NH2-terminal tails is catalyzed by histone acetyltransferases. Histone acetyltransferases can be classified into two distinct groups (type A and B) on the basis of cellular localization and substrate specificity. Type B histone acetyltransferases, originally defined as cytoplasmic enzymes that acetylate free histones, have been proposed to play a role in the assembly of chromatin through the acetylation of newly synthesized histones H3 and H4. To date, the only type B histone acetyltransferase activities identified are specific for histone H4.

resultsTo better understand the role of histone acetylation in the assembly of chromatin structure, we have identified additional type B histone acetyltransferase activities specific for histone H3. One such activity, termed HatB3.1, acetylated histone H3 with a strong preference for free histones relative to chromatin substrates. Deletion of the GCN5 and ADA3 genes resulted in the loss of HatB3.1 activity while deletion of ADA2 had no effect. In addition, Gcn5p and Ada3p co-fractionated with partially purified HatB3.1 activity while Ada2p did not.

conclusionsYeast extracts contain several histone acetyltransferase activities that show a strong preference for free histone H3. One such activity, termed HatB3.1, appears to be a novel Gcn5p-containing complex which does not depend on the presence of Ada2p.

Indexed as

AcetyltransferasesCatalytic DomainCell NucleusChromatography, Ion ExchangeCytosolDNA-Binding ProteinsHistone AcetyltransferasesHistonesp300-CBP-Associated FactorProtein KinasesSaccharomyces cerevisiaeSaccharomyces cerevisiae ProteinsSubstrate SpecificityTranscription FactorsAcetyltransferasesADA2 protein, S cerevisiaeDNA-Binding ProteinsGCN5 protein, S cerevisiaeHistone AcetyltransferasesHistonesNGG1 protein, S cerevisiaep300-CBP-Associated FactorProtein KinasesSaccharomyces cerevisiae ProteinsTranscription Factors

Identifiers

PMID15274751
PMCPMC509278
OpenAlexW2114506570

What OpenQuestion holds

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LicenceCC BY
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.