Evidence map›Paper›PMID 23138472›Full record

ArticleAnalytical and bioanalytical chemistry2013

Comparative studies of thiol-sensitive fluorogenic probes for HAT assays.

Tielong Gao, Chao Yang, Yujun George Zheng

Abstract readComparative Study
In one paragraph

Article in Analytical and bioanalytical chemistry, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed
1.1field-weighted citation impact, top 24% 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

17 citing papers in PubMed, 40 citations in OpenAlex.

  1. Article
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  4. Review
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  9. Article
  10. Development of A Continuous Fluorescence-Based Assay forInternational journal of molecular sciences · 2021
    Article
  11. Article
  12. High-Throughput Kinetic Analysis for Target-Directed Covalent Ligand Discovery.Angewandte Chemie (International ed. in English) · 2018
    Article
  13. Article
  14. Article
  15. Enzyme kinetics and inhibition of histone acetyltransferase KAT8.European journal of medicinal chemistry · 2015
    Article
  16. Article
  17. Article
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

3 authors at 1 institution in 1 country.

Tielong GaoDepartment of Chemistry, Georgia State University, Atlanta, GA 30302, USA.
Chao Yang
Yujun George Zheng
Georgia State University · US

Funding

Chemical Approaches to Protein Arginine MethylationR01GM086717 · NIGMS · UNIVERSITY OF GEORGIA · PI ZHENG, Y. GEORGE · 2010 to 2014
$1.2M
NIGMS NIH HHS R01 GM086717NIGMS NIH HHS R01GM086717
6 · The paper itself

Abstract

Histone acetyltransferases (HATs) catalyze the acetylation of specific lysine residues in histone and nonhistone proteins. Recent studies showed that acetylation is widely distributed among cellular proteins, suggestive of diverse functions of HATs in cellular pathways. Nevertheless, currently available assays for HAT activity study are still quite limited. Here, we evaluated a series of thiol-sensitive fluorogenic compounds for the detection of the enzymatic activities of different HAT proteins. Upon conjugation to the thiol group of HSCoA, these molecules gain enhanced quantum yields and strong fluorescence, permitting facile quantitation of HAT activities. We investigated and compared the assay performances of these fluorogenic compounds for their capability as HAT activity reporters, including kinetics of reaction with HSCoA, influence on HAT activity, and fluorescence amplification factors. Our data suggest that CPM and coumarin maleic acid ester are excellent HAT probes owing to their fast reaction kinetics and dramatic fluorescence enhancement during the HAT reaction. Further, the microtiter plate measurements show that this fluorescent approach is robust and well suited for adaption to high-throughput screening of small molecule inhibitors of HATs, highlighting the value of this assay strategy in new drug discovery.

Indexed as

Enzyme AssaysFluorescent DyesHistone AcetyltransferasesHumansKineticsSulfhydryl CompoundsFluorescent DyesHistone AcetyltransferasesSulfhydryl Compounds

Identifiers

PMID23138472
PMCPMC3548978
OpenAlexW2087146064

What OpenQuestion holds

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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.