Evidence map›Paper›PMID 31171422›Full record

ArticleBioorganic & medicinal chemistry letters2019

Profiling interactions of vaborbactam with metallo-β-lactamases.

Gareth W Langley, Ricky Cain, Jonathan M Tyrrell, Philip Hinchliffe, Karina Calvopiña, Catherine L Tooke, Emma Widlake, Christopher G Dowson, James Spencer, Timothy R Walsh and 2 more

Abstract read
In one paragraph

Article in Bioorganic & medicinal chemistry letters, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing 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

20 citing papers in PubMed.

  1. Article
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  4. Recent Applications of Artificial Intelligence in Discovery of New Antibacterial Agents.Advances and applications in bioinformatics and chemistry : AABC · 2024
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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

12 authors.

Gareth W LangleyDepartment of Chemistry, University of Oxford, Chemistry Research Laboratory, 12 Mansfield Road, Oxford OX1 3TA, United Kingdom; Current address: Charles River Laboratories, Chesterford Research Park, Saffron Walden, Essex CB10 1XL, United Kingdom.
Ricky CainSchool of Life Sciences, Gibbet Hill Campus, University of Warwick, Coventry CV4 7AL, United Kingdom.
Jonathan M TyrrellDepartment of Medical Microbiology & Infectious Disease, Institute of Infection & Immunity, UHW Main Building, Heath Park, Cardiff CF14 4XN, United Kingdom.
Philip HinchliffeSchool of Cellular and Molecular Medicine, Biomedical Sciences Building, University of Bristol, Bristol BS8 1TD, United Kingdom.
Karina CalvopiñaDepartment of Chemistry, University of Oxford, Chemistry Research Laboratory, 12 Mansfield Road, Oxford OX1 3TA, United Kingdom.
Catherine L TookeSchool of Cellular and Molecular Medicine, Biomedical Sciences Building, University of Bristol, Bristol BS8 1TD, United Kingdom.
Emma WidlakeDepartment of Medical Microbiology & Infectious Disease, Institute of Infection & Immunity, UHW Main Building, Heath Park, Cardiff CF14 4XN, United Kingdom.
Christopher G DowsonSchool of Life Sciences, Gibbet Hill Campus, University of Warwick, Coventry CV4 7AL, United Kingdom.
James SpencerSchool of Cellular and Molecular Medicine, Biomedical Sciences Building, University of Bristol, Bristol BS8 1TD, United Kingdom.
Timothy R WalshDepartment of Medical Microbiology & Infectious Disease, Institute of Infection & Immunity, UHW Main Building, Heath Park, Cardiff CF14 4XN, United Kingdom.
Christopher J SchofieldDepartment of Chemistry, University of Oxford, Chemistry Research Laboratory, 12 Mansfield Road, Oxford OX1 3TA, United Kingdom. Electronic address: christopher.schofield@chem.ox.ac.uk.
Jürgen BremDepartment of Chemistry, University of Oxford, Chemistry Research Laboratory, 12 Mansfield Road, Oxford OX1 3TA, United Kingdom. Electronic address: jurgen.brem@chem.ox.ac.uk.

Funding

Biotechnology and Biological Sciences Research Council BB/L009846/1Biotechnology and Biological Sciences Research Council BB/S50676X/1Medical Research Council G1100135Medical Research Council MR/N002679/1Medical Research Council MR/P007503/1Wellcome Trust
6 · The paper itself

Abstract

β-Lactams are the most successful antibacterials, yet their use is threatened by resistance, importantly as caused by β-lactamases. β-Lactamases fall into two mechanistic groups: the serine β-lactamases that utilise a covalent acyl-enzyme mechanism and the metallo β-lactamases that utilise a zinc-bound water nucleophile. Achieving simultaneous inhibition of both β-lactamase classes remains a challenge in the field. Vaborbactam is a boronate-based inhibitor that reacts with serine-β-lactamases to form covalent complexes that mimic tetrahedral intermediates in catalysis. Vaborbactam has recently been approved for clinical use in combination with the carbapenem meropenem. Here we show that vaborbactam moderately inhibits metallo-β-lactamases from all 3 subclasses (B1, B2 and B3), with a potency of around 20-100 fold below that by which it inhibits its current clinical targets, the Class A serine β-lactamases. This result contrasts with recent investigations of bicyclic boronate inhibitors, which potently inhibit subclass B1 MBLs but which presently lack activity against B2 and B3 enzymes. These findings indicate that cyclic boronate scaffolds have the potential to inhibit the full range of β-lactamases and justify further work on the development of boronates as broad-spectrum β-lactamase inhibitors.

Indexed as

Anti-Bacterial Agentsbeta-LactamasesBoronic AcidsHumansAnti-Bacterial Agentsbeta-LactamasesBoronic AcidsvaborbactamAntibiotic resistanceBoronate inhibitorSerine- and metallo-β-lactamaseTransition state analogueVaborbactamβ-Lactamase induction

Identifiers

PMID31171422
PMCPMC6593178

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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.