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Cited by 208

The DOI matches its Crossref record; 6 of the 6 references it cites were found in a registry or an index.

Membrane anchoring stabilizes and favors secretion of New Delhi metallo-β-lactamase

Open access
González, Lisandro J, Bahr, Guillermo, Nakashige, Toshiki G, Nolan, Elizabeth M, Bonomo, Robert A, Vila, Alejandro J·2016·Nature Chemical Biology

Abstract

Carbapenems, “last resort” β-lactam antibiotics, are inactivated by zinc-dependent metallo-β-lactamases (MBLs). The host innate immune response withholds nutrient metal ions from microbial pathogens by releasing metal-chelating proteins such as calprotectin. We show that metal sequestration is detrimental for the accumulation of MBLs in the bacterial periplasm, since these enzymes are readily degraded in their non-metallated form. However, the New Delhi Metallo-β-lactamase (NDM-1) is able to persist under conditions of metal depletion. NDM-1 is a lipidated protein anchored to the outer membrane of Gram-negative bacteria. Membrane-anchoring contributes to the unusual stability of NDM-1 and favors secretion of this enzyme in outer membrane vesicles (OMVs). OMVs containing NDM-1 can protect nearby populations of bacteria from otherwise lethal antibiotic levels, and OMVs from clinical pathogens expressing NDM-1 can carry this MBL and the blaNDM gene. We show that protein export into OMVs can be targeted, providing possibilities of new antibacterial therapeutic strategies.

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Metadata

Authors
González, L. J., Bahr, G., Nakashige, T. G., Nolan, E. M., Bonomo, R. A., & Vila, A. J.
Venue
Nature Chemical Biology
Published
2016-05-16
Volume
12
Issue
7
Pages
516-522
ISSN
  • 1552-4450 (ISSN-L)
  • 1552-4469
OpenAlex
W2397232002
Cited by
208
References
6
FWCI
5.25
Type
journal article
Language
en
Open access
bronze

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CoChat. (2026). Citation check: Membrane anchoring stabilizes and favors secretion of New Delhi metallo-β-lactamase. https://app.cochat.ai/papers/10.1038/nchembio.2083
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González, L. J., Bahr, G., Nakashige, T. G., Nolan, E. M., Bonomo, R. A., & Vila, A. J. (2016). Membrane anchoring stabilizes and favors secretion of New Delhi metallo-β-lactamase. Nature Chemical Biology. https://doi.org/10.1038/nchembio.2083

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