Evidence map›Paper›PMID 26473503›Full record

ArticleAngewandte Chemie (International ed. in English)2015

Combining a Nitrogenase Scaffold and a Synthetic Compound into an Artificial Enzyme.

Kazuki Tanifuji, Chi Chung Lee, Yasuhiro Ohki, Kazuyuki Tatsumi, Yilin Hu, Markus W Ribbe

Abstract read
In one paragraph

Article in Angewandte Chemie (International ed. in English), 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
–field-weighted citation impact
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

10 citing papers in PubMed.

  1. Article
  2. Review
  3. Incorporation of an Asymmetric Mo-Fe-S Cluster as an Artificial Cofactor into Nitrogenase.Chembiochem : a European journal of chemical biology · 2022
    Article
  4. Article
  5. Review
  6. Review
  7. Article
  8. Review
  9. Proton-Coupled Reduction of an Iron Cyanide Complex to Methane and Ammonia.Angewandte Chemie (International ed. in English) · 2016
    Article
  10. Review
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.

Kazuki TanifujiDepartment of Molecular Biology and Biochemistry, University of California, Irvine, Irvine, CA 92697-3900 (USA).
Chi Chung LeeDepartment of Molecular Biology and Biochemistry, University of California, Irvine, Irvine, CA 92697-3900 (USA).
Yasuhiro OhkiDepartment of Chemistry, Graduate School of Science and Research Center for Materials Science, Nagoya University, Furo-cho, Chikusa-ku, Nagoya 464-8602 (Japan).
Kazuyuki TatsumiDepartment of Chemistry, Graduate School of Science and Research Center for Materials Science, Nagoya University, Furo-cho, Chikusa-ku, Nagoya 464-8602 (Japan).
Yilin HuDepartment of Molecular Biology and Biochemistry, University of California, Irvine, Irvine, CA 92697-3900 (USA). yilinh@uci.edu.
Markus W RibbeDepartment of Molecular Biology and Biochemistry, University of California, Irvine, Irvine, CA 92697-3900 (USA). mribbe@uci.edu.

Funding

Nitrogenase Assembly MechanismR01GM067626 · NIGMS · UNIVERSITY OF CALIFORNIA-IRVINE · PI RIBBE, MARKUS W · 2003 to 2024
$6.3M
NIGMS NIH HHS GM-67626NIGMS NIH HHS R01 GM067626
6 · The paper itself

Abstract

Nitrogenase catalyzes substrate reduction at its cofactor center ([(Cit)MoFe7S9C](n-); designated M-cluster). Here, we report the formation of an artificial, nitrogenase-mimicking enzyme upon insertion of a synthetic model complex ([Fe6S9(SEt)2](4-); designated Fe6(RHH)) into the catalytic component of nitrogenase (designated NifDK(apo)). Two Fe6(RHH) clusters were inserted into NifDK(apo), rendering the conformation of the resultant protein (designated NifDK(Fe)) similar to the one upon insertion of native M-clusters. NifDK(Fe) can work together with the reductase component of nitrogenase to reduce C2H2 in an ATP-dependent reaction. It can also act as an enzyme on its own in the presence of Eu(II)DTPA, displaying a strong activity in C2H2 reduction while demonstrating an ability to reduce CN(-) to C1-C3 hydrocarbons in an ATP-independent manner. The successful outcome of this work provides the proof of concept and underlying principles for continued search of novel enzymatic activities based on this approach.

Indexed as

Adenosine TriphosphateCysteineHydrocarbonsIron CompoundsModels, MolecularNitrogenaseOxidation-ReductionAdenosine TriphosphateCysteineHydrocarbonsIron CompoundsNitrogenaseartificial enzymeCC couplinghydrocarbonnitrogenasesynthetic compound

Identifiers

PMID26473503
PMCPMC4715667

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.