Sensing Lipids with Mincle: Structure and Function

Mincle is a C-type lectin receptor that has emerged as an important player in innate immunity through its capacity to recognize a wide range of lipidic species derived from damaged/altered self and foreign microorganisms. Self-ligands include sterols (e.g., cholesterol), and β-glucosylceramides, and...

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Main Author: Spencer J. Williams
Format: Article
Language:English
Published: Frontiers Media S.A. 2017-11-01
Series:Frontiers in Immunology
Subjects:
Online Access:http://journal.frontiersin.org/article/10.3389/fimmu.2017.01662/full
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author Spencer J. Williams
author_facet Spencer J. Williams
author_sort Spencer J. Williams
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description Mincle is a C-type lectin receptor that has emerged as an important player in innate immunity through its capacity to recognize a wide range of lipidic species derived from damaged/altered self and foreign microorganisms. Self-ligands include sterols (e.g., cholesterol), and β-glucosylceramides, and the protein SAP130, which is released upon cell death. Foreign lipids comprise those from both microbial pathogens and commensals and include glycerol, glucose and trehalose mycolates, and glycosyl diglycerides. A large effort has focused on structural variation of these ligands to illuminate the structure–activity relationships required for the agonism of signaling though Mincle and has helped identify key differences in ligand recognition between human and rodent Mincle. These studies in turn have helped identify new Mincle ligands, further broadening our understanding of the diversity of organisms and lipidic species recognized by Mincle. Finally, progress toward the development of Mincle agonists as vaccine adjuvants providing humoral and cell-mediated immunity with reduced toxicity is discussed.
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spelling doaj.art-476fb4e626b943be8af6d0b3767eb3d82022-12-22T00:21:28ZengFrontiers Media S.A.Frontiers in Immunology1664-32242017-11-01810.3389/fimmu.2017.01662317444Sensing Lipids with Mincle: Structure and FunctionSpencer J. Williams0School of Chemistry and Bio21 Molecular Science and Biotechnology Institute, University of Melbourne, Parkville, VIC, AustraliaMincle is a C-type lectin receptor that has emerged as an important player in innate immunity through its capacity to recognize a wide range of lipidic species derived from damaged/altered self and foreign microorganisms. Self-ligands include sterols (e.g., cholesterol), and β-glucosylceramides, and the protein SAP130, which is released upon cell death. Foreign lipids comprise those from both microbial pathogens and commensals and include glycerol, glucose and trehalose mycolates, and glycosyl diglycerides. A large effort has focused on structural variation of these ligands to illuminate the structure–activity relationships required for the agonism of signaling though Mincle and has helped identify key differences in ligand recognition between human and rodent Mincle. These studies in turn have helped identify new Mincle ligands, further broadening our understanding of the diversity of organisms and lipidic species recognized by Mincle. Finally, progress toward the development of Mincle agonists as vaccine adjuvants providing humoral and cell-mediated immunity with reduced toxicity is discussed.http://journal.frontiersin.org/article/10.3389/fimmu.2017.01662/fullMincleadjuvantstructure–activity relationshipglycolipidsC-type lectin receptorcell-mediated immunity
spellingShingle Spencer J. Williams
Sensing Lipids with Mincle: Structure and Function
Frontiers in Immunology
Mincle
adjuvant
structure–activity relationship
glycolipids
C-type lectin receptor
cell-mediated immunity
title Sensing Lipids with Mincle: Structure and Function
title_full Sensing Lipids with Mincle: Structure and Function
title_fullStr Sensing Lipids with Mincle: Structure and Function
title_full_unstemmed Sensing Lipids with Mincle: Structure and Function
title_short Sensing Lipids with Mincle: Structure and Function
title_sort sensing lipids with mincle structure and function
topic Mincle
adjuvant
structure–activity relationship
glycolipids
C-type lectin receptor
cell-mediated immunity
url http://journal.frontiersin.org/article/10.3389/fimmu.2017.01662/full
work_keys_str_mv AT spencerjwilliams sensinglipidswithminclestructureandfunction