Transition Metal Sequestration by the Host-Defense Protein Calprotectin

In response to microbial infection, the human host deploys metal-sequestering host-defense proteins, which reduce nutrient availability and thereby inhibit microbial growth and virulence. Calprotectin (CP) is an abundant antimicrobial protein released from neutrophils and epithelial cells at sites o...

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Main Authors: Zygiel, Emily Mikayla, Nolan, Elizabeth Marie
Other Authors: Massachusetts Institute of Technology. Department of Chemistry
Format: Article
Language:English
Published: Annual Reviews 2020
Online Access:https://hdl.handle.net/1721.1/125572
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author Zygiel, Emily Mikayla
Nolan, Elizabeth Marie
author2 Massachusetts Institute of Technology. Department of Chemistry
author_facet Massachusetts Institute of Technology. Department of Chemistry
Zygiel, Emily Mikayla
Nolan, Elizabeth Marie
author_sort Zygiel, Emily Mikayla
collection MIT
description In response to microbial infection, the human host deploys metal-sequestering host-defense proteins, which reduce nutrient availability and thereby inhibit microbial growth and virulence. Calprotectin (CP) is an abundant antimicrobial protein released from neutrophils and epithelial cells at sites of infection. CP sequesters divalent first-row transition metal ions to limit the availability of essential metal nutrients in the extracellular space. While functional and clinical studies of CP have been pursued for decades, advances in our understanding of its biological coordination chemistry, which is central to its role in the host-microbe interaction, have been made in more recent years. In this review, we focus on the coordination chemistry of CP and highlight studies of its metal-binding properties and contributions to the metal-withholding innate immune response. Taken together, these recent studies inform our current model of how CP participates in metal homeostasis and immunity, and they provide a foundation for further investigations of a remarkable metal-chelating protein at the host-microbe interface and beyond.
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spelling mit-1721.1/1255722022-10-02T00:35:21Z Transition Metal Sequestration by the Host-Defense Protein Calprotectin Zygiel, Emily Mikayla Nolan, Elizabeth Marie Massachusetts Institute of Technology. Department of Chemistry In response to microbial infection, the human host deploys metal-sequestering host-defense proteins, which reduce nutrient availability and thereby inhibit microbial growth and virulence. Calprotectin (CP) is an abundant antimicrobial protein released from neutrophils and epithelial cells at sites of infection. CP sequesters divalent first-row transition metal ions to limit the availability of essential metal nutrients in the extracellular space. While functional and clinical studies of CP have been pursued for decades, advances in our understanding of its biological coordination chemistry, which is central to its role in the host-microbe interaction, have been made in more recent years. In this review, we focus on the coordination chemistry of CP and highlight studies of its metal-binding properties and contributions to the metal-withholding innate immune response. Taken together, these recent studies inform our current model of how CP participates in metal homeostasis and immunity, and they provide a foundation for further investigations of a remarkable metal-chelating protein at the host-microbe interface and beyond. National Institutes of Health (U.S.) (Grant R01 GM118695) National Institutes of Health (U.S.) (Grant R01 GM126376) National Science Foundation (U.S.) (Grant CHE-1352132) 2020-05-29T14:28:18Z 2020-05-29T14:28:18Z 2018-06 2020-01-02T17:33:18Z Article http://purl.org/eprint/type/JournalArticle 0066-4154 https://hdl.handle.net/1721.1/125572 Zygiel, Emily M. and Elizabeth M. Nolan. “Transition Metal Sequestration by the Host-Defense Protein Calprotectin.” Annual review of biochemistry 87 (2018): 621-643 © 2018 The Author(s) en https://dx.doi.org/10.1146/ANNUREV-BIOCHEM-062917-012312 Annual review of biochemistry Creative Commons Attribution-Noncommercial-Share Alike http://creativecommons.org/licenses/by-nc-sa/4.0/ application/pdf Annual Reviews PMC
spellingShingle Zygiel, Emily Mikayla
Nolan, Elizabeth Marie
Transition Metal Sequestration by the Host-Defense Protein Calprotectin
title Transition Metal Sequestration by the Host-Defense Protein Calprotectin
title_full Transition Metal Sequestration by the Host-Defense Protein Calprotectin
title_fullStr Transition Metal Sequestration by the Host-Defense Protein Calprotectin
title_full_unstemmed Transition Metal Sequestration by the Host-Defense Protein Calprotectin
title_short Transition Metal Sequestration by the Host-Defense Protein Calprotectin
title_sort transition metal sequestration by the host defense protein calprotectin
url https://hdl.handle.net/1721.1/125572
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