Evidence map›Paper›PMID 31240790›Full record

ArticleAngewandte Chemie (International ed. in English)2019

Chemoenzymatic Platform for Synthesis of Chiral Organofluorines Based on Type II Aldolases.

Jason Fang, Diptarka Hait, Martin Head-Gordon, Michelle C Y Chang

Abstract read
In one paragraph

Article in Angewandte Chemie (International ed. in English), 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing 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

16 citing papers in PubMed.

  1. Article
  2. Article
  3. Article
  4. The metal cofactor: stationary or mobile?Applied microbiology and biotechnology · 2024
    Review
  5. Article
  6. Substrate Induced Movement of the Metal Cofactor between Active and Resting State.Angewandte Chemie (International ed. in English) · 2022
    Article
  7. Article
  8. NewChemical science · 2022
    Article
  9. RSC advances · 2022
    Article
  10. Review
  11. Enzymatic synthesis of fluorinated compounds.Applied microbiology and biotechnology · 2021
    Review
  12. Article
  13. Article
  14. Review
  15. Article
  16. 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

4 authors.

Jason FangDepartment of Chemistry, University of California, Berkeley, Berkeley, CA, 94720, USA.ORCID 0000-0003-3382-9539
Diptarka HaitDepartment of Chemistry, University of California, Berkeley, Berkeley, CA, 94720, USA.ORCID 0000-0003-1570-920X
Martin Head-GordonDepartment of Chemistry, University of California, Berkeley, Berkeley, CA, 94720, USA.ORCID 0000-0002-4309-6669
Michelle C Y ChangDepartment of Chemistry, University of California, Berkeley, Berkeley, CA, 94720, USA.ORCID 0000-0003-3747-7630

Funding

Synthetic Biology Approaches to New Fluorinated PharmaceuticalsR01GM123181 · NIGMS · UNIVERSITY OF CALIFORNIA BERKELEY · PI CHANG, MICHELLE C · 2017 to 2020
$1.3M
NIGMS NIH HHS R01 GM123181NIH HHS 1 R01 GM123181-01Office of Science DE-AC02-05CH11231
6 · The paper itself

Abstract

Aldolases are C-C bond forming enzymes that have become prominent tools for sustainable synthesis of complex synthons. However, enzymatic methods of fluorine incorporation into such compounds are lacking due to the rarity of fluorine in nature. Recently, the use of fluoropyruvate as a non-native aldolase substrate has arisen as a solution. Here, we report that the type II HpcH aldolases efficiently catalyze fluoropyruvate addition to diverse aldehydes, with exclusive (3S)-selectivity at fluorine that is rationalized by DFT calculations on a mechanistic model. We also measure the kinetic parameters of aldol addition and demonstrate engineering of the hydroxyl group stereoselectivity. Our aldolase collection is then employed in the chemoenzymatic synthesis of novel fluoroacids and ester derivatives in high stereopurity (d.r. 80-98 %). The compounds made available by this method serve as precursors to fluorinated analogs of sugars, amino acids, and other valuable chiral building blocks.

Indexed as

BiocatalysisFluorineFructose-Bisphosphate AldolaseHydrocarbons, FluorinatedPyruvatesStereoisomerismSubstrate SpecificityFluorinefluoropyruvateFructose-Bisphosphate AldolaseHydrocarbons, FluorinatedPyruvatesaldol reactionbiocatalysisfluorinelyases

Identifiers

PMID31240790
PMCPMC7224411

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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.