Evidence map›Paper›PMID 30044909›Full record

ArticleACS chemical biology2018

Citrullination Inactivates Nicotinamide- N-methyltransferase.

Venkatesh V Nemmara, Ronak Tilvawala, Ari J Salinger, Lacey Miller, Son Hong Nguyen, Eranthie Weerapana, Paul R Thompson

Open access · greenAbstract read
In one paragraph

Article in ACS chemical biology, 2018. 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
2.4field-weighted citation impact, top 12% 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, 22 citations in OpenAlex.

  1. Article
  2. Article
  3. Protein citrullination: inhibition, identification and insertion.Philosophical transactions of the Royal Society of London. Series B, Biological sciences · 2023
    Review
  4. Review
  5. Article
  6. NicotinamideBiomolecules · 2021
    Review
  7. Article
  8. Article
  9. Article
  10. Review
  11. Article
  12. Review
  13. Article
  14. Article
  15. Article
  16. Article
  17. Article
  18. 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

7 authors at 2 institutions in 1 country.

Venkatesh V NemmaraDepartment of Biochemistry and Molecular Pharmacology , UMass Medical School , 364 Plantation Street , Worcester , Massachusetts 01605 , United States.
Ronak TilvawalaDepartment of Biochemistry and Molecular Pharmacology , UMass Medical School , 364 Plantation Street , Worcester , Massachusetts 01605 , United States.
Ari J SalingerDepartment of Biochemistry and Molecular Pharmacology , UMass Medical School , 364 Plantation Street , Worcester , Massachusetts 01605 , United States.
Lacey MillerDepartment of Biochemistry and Molecular Pharmacology , UMass Medical School , 364 Plantation Street , Worcester , Massachusetts 01605 , United States.
Son Hong NguyenDepartment of Biochemistry and Molecular Pharmacology , UMass Medical School , 364 Plantation Street , Worcester , Massachusetts 01605 , United States.
Eranthie WeerapanaDepartment of Chemistry , Boston College , Chestnut Hill , Massachusetts 02467 , United States.ORCID 0000-0002-0835-8301
Paul R ThompsonDepartment of Biochemistry and Molecular Pharmacology , UMass Medical School , 364 Plantation Street , Worcester , Massachusetts 01605 , United States.ORCID 0000-0002-1621-3372
University of Massachusetts Chan Medical School · USBoston College · US

Funding

Chemical probes to decipher PAD biologyR35GM118112 · NIGMS · UNIV OF MASSACHUSETTS MED SCH WORCESTER · PI Paul R Thompson · 2016 to 2026
$9.5M
Investigating cysteine-mediated protein activities in C. elegansR01GM118431 · NIGMS · BOSTON COLLEGE · PI WEERAPANA, ERANTHIE · 2015 to 2019
$1.8M
NIGMS NIH HHS R01 GM118431NIGMS NIH HHS R35 GM118112
6 · The paper itself

Abstract

Nicotinamide- N-methyltransferase (NNMT) catalyzes the irreversible methylation of nicotinamide (NAM) to form N-methyl nicotinamide using S-adenosyl methionine as a methyl donor. NNMT is implicated in several chronic disease conditions, including cancers, kidney disease, cardiovascular disease, and Parkinson's disease. Although phosphorylation of NNMT in gastric tumors is reported, the functional effects of this post-translational modification has not been investigated. We previously reported that citrullination of NNMT by Protein Arginine Deiminases abolished its methyltransferase activity. Herein, we investigate the mechanism of inactivation. Using tandem mass spectrometry, we identified three sites of citrullination in NNMT. With this information in hand, we used a combination of site-directed mutagenesis, kinetics, and circular dichoism experiments to demonstrate that citrullination of R132 leads to a structural perturbation that ultimately promotes NNMT inactivation.

Indexed as

CitrullinationEnzyme ActivationHumansKineticsMethylationModels, MolecularMutagenesis, Site-DirectedNiacinamideNicotinamide N-MethyltransferaseProtein ConformationNiacinamideNicotinamide N-MethyltransferaseN-methylnicotinamide

Identifiers

PMID30044909
PMCPMC6150842
OpenAlexW2883707653

What OpenQuestion holds

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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.