Evidence map›Paper›PMID 37770699›Full record

ArticleNature chemical biology2023

Directed evolution unlocks oxygen reactivity for a nicotine-degrading flavoenzyme.

Mark Dulchavsky, Rishav Mitra, Kevin Wu, Joshua Li, Karli Boer, Xiaomeng Liu, Zhiyao Zhang, Cristian Vasquez, Christopher T Clark, Kaitrin Funckes and 10 more

Open access · hybridAbstract read
In one paragraph

Article in Nature chemical biology, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
2.5field-weighted citation impact, top 11% 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

8 citing papers in PubMed, 16 citations in OpenAlex.

  1. Article
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  7. Leveraging tobacco for a low-carbon biorefinery.Frontiers in plant science · 2025
    Article
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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

20 authors at 5 institutions in 2 countries.

Mark DulchavskyHoward Hughes Medical Institute and Department of Molecular, Cellular and Developmental Biology, University of Michigan, Ann Arbor, MI, USA.ORCID 0000-0002-5253-8924
Rishav MitraHoward Hughes Medical Institute and Department of Molecular, Cellular and Developmental Biology, University of Michigan, Ann Arbor, MI, USA.
Kevin WuHoward Hughes Medical Institute and Department of Molecular, Cellular and Developmental Biology, University of Michigan, Ann Arbor, MI, USA.
Joshua LiHoward Hughes Medical Institute and Department of Molecular, Cellular and Developmental Biology, University of Michigan, Ann Arbor, MI, USA.
Karli BoerDepartment of Chemistry, Western Michigan University, Kalamazoo, MI, USA.
Xiaomeng LiuHoward Hughes Medical Institute and Department of Molecular, Cellular and Developmental Biology, University of Michigan, Ann Arbor, MI, USA.
Zhiyao ZhangDepartment of Chemistry, Western Michigan University, Kalamazoo, MI, USA.
Cristian VasquezDepartment of Chemistry, Western Michigan University, Kalamazoo, MI, USA.
Christopher T ClarkDepartment of Chemistry, Western Michigan University, Kalamazoo, MI, USA.ORCID 0000-0002-1267-1309
Kaitrin FunckesDepartment of Chemistry, Western Michigan University, Kalamazoo, MI, USA.
Kokila ShankarDepartment of Psychiatry, University of California, San Diego, La Jolla, CA, USA.
Selene Bonnet-ZahediDepartment of Psychiatry, University of California, San Diego, La Jolla, CA, USA.
Mohammad SiddiqDepartment of Ecology and Evolutionary Biology, University of Michigan, Ann Arbor, MI, USA.ORCID 0000-0002-9186-1978
Yadira SepulvedaSchool of Pharmacy and Pharmaceutical Science, University of California, San Diego, La Jolla, CA, USA.
Raymond T SuhandynataSchool of Pharmacy and Pharmaceutical Science, University of California, San Diego, La Jolla, CA, USA.
Jeremiah D MomperSchool of Pharmacy and Pharmaceutical Science, University of California, San Diego, La Jolla, CA, USA.
Antonio N CalabreseAstbury Centre for Structural Molecular Biology, S chool of Molecular and Cellular Biology, Faculty of Biological Sciences, University of Leeds, Leeds, UK.ORCID 0000-0003-2437-7761
Olivier GeorgeDepartment of Psychiatry, University of California, San Diego, La Jolla, CA, USA.ORCID 0000-0002-3700-5003
Frederick StullDepartment of Chemistry, Western Michigan University, Kalamazoo, MI, USA.ORCID 0000-0002-2969-4224
James C A BardwellHoward Hughes Medical Institute and Department of Molecular, Cellular and Developmental Biology, University of Michigan, Ann Arbor, MI, USA. jbardwel@umich.edu.ORCID 0000-0003-1683-1944
Howard Hughes Medical Institute · USUniversity of California San Diego · USWestern Michigan University · USUniversity of Leeds · GBUniversity of Michigan · US

Funding

MICHIGAN MEDICAL SCIENTIST TRAINING PROGRAMT32GM007863 · NIGMS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI COLLINS, KATHLEEN L. · 1985 to 2024
$38.3M
University of Michigan Training Program in Genomic ScienceT32HG000040 · NHGRI · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI Sebastian Zoellner · 1995 to 2026
$16.4M
Mechanistic basis for the low O2-dependent activity of a nicotine-degrading enzymeR15GM139069 · NIGMS · WESTERN MICHIGAN UNIVERSITY · PI STULL, FREDERICK · 2021 to 2021
$449k
Single-cell whole brain imaging of nicotine intoxication, dependence, and abstinenceR21DA057694 · NIDA · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI GEORGE, OLIVIER · 2023 to 2024
$435k
NHGRI NIH HHS T32 HG000040NIDA NIH HHS R21 DA057694NIGMS NIH HHS R15 GM139069NIGMS NIH HHS T32 GM007863Wellcome Trust 220628
6 · The paper itself

Abstract

The flavoenzyme nicotine oxidoreductase (NicA2) is a promising injectable treatment to aid in the cessation of smoking, a behavior responsible for one in ten deaths worldwide. NicA2 acts by degrading nicotine in the bloodstream before it reaches the brain. Clinical use of NicA2 is limited by its poor catalytic activity in the absence of its natural electron acceptor CycN. Without CycN, NicA2 is instead oxidized slowly by dioxygen (O

Indexed as

NicotinePseudomonas putidaAnimalsOxidation-ReductionOxidoreductasesOxygenRatsNicotineOxidoreductasesOxygen

Identifiers

PMID37770699
PMCPMC10611581
OpenAlexW4387130370

What OpenQuestion holds

Textmetadata
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.