SKAP2—A Molecule at the Crossroads for Integrin Signalling and Immune Cell Migration and Function

Src-kinase associated protein 2 (SKAP2) is an intracellular scaffolding protein that is broadly expressed in immune cells and is involved in various downstream signalling pathways, including, but not limited to, integrin signalling. SKAP2 has a wide range of binding partners and fine-tunes the rearr...

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Main Authors: Marijn Wilmink, Marianne Rebecca Spalinger
Format: Article
Language:English
Published: MDPI AG 2023-10-01
Series:Biomedicines
Subjects:
Online Access:https://www.mdpi.com/2227-9059/11/10/2788
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author Marijn Wilmink
Marianne Rebecca Spalinger
author_facet Marijn Wilmink
Marianne Rebecca Spalinger
author_sort Marijn Wilmink
collection DOAJ
description Src-kinase associated protein 2 (SKAP2) is an intracellular scaffolding protein that is broadly expressed in immune cells and is involved in various downstream signalling pathways, including, but not limited to, integrin signalling. SKAP2 has a wide range of binding partners and fine-tunes the rearrangement of the cytoskeleton, thereby regulating cell migration and immune cell function. Mutations in SKAP2 have been associated with several inflammatory disorders such as Type 1 Diabetes and Crohn’s disease. Rodent studies showed that SKAP2 deficient immune cells have diminished pathogen clearance due to impaired ROS production and/or phagocytosis. However, there is currently no in-depth understanding of the functioning of SKAP2. Nevertheless, this review summarises the existing knowledge with a focus of its role in signalling cascades involved in cell migration, tissue infiltration and immune cell function.
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spelling doaj.art-daae8645d669456091a8f966fc8285de2023-11-19T15:47:07ZengMDPI AGBiomedicines2227-90592023-10-011110278810.3390/biomedicines11102788SKAP2—A Molecule at the Crossroads for Integrin Signalling and Immune Cell Migration and FunctionMarijn Wilmink0Marianne Rebecca Spalinger1Department for Gastroenterology and Hepatology, University Hospital Zürich, Sternwartstrasse 14, 8091 Zürich, SwitzerlandDepartment for Gastroenterology and Hepatology, University Hospital Zürich, Sternwartstrasse 14, 8091 Zürich, SwitzerlandSrc-kinase associated protein 2 (SKAP2) is an intracellular scaffolding protein that is broadly expressed in immune cells and is involved in various downstream signalling pathways, including, but not limited to, integrin signalling. SKAP2 has a wide range of binding partners and fine-tunes the rearrangement of the cytoskeleton, thereby regulating cell migration and immune cell function. Mutations in SKAP2 have been associated with several inflammatory disorders such as Type 1 Diabetes and Crohn’s disease. Rodent studies showed that SKAP2 deficient immune cells have diminished pathogen clearance due to impaired ROS production and/or phagocytosis. However, there is currently no in-depth understanding of the functioning of SKAP2. Nevertheless, this review summarises the existing knowledge with a focus of its role in signalling cascades involved in cell migration, tissue infiltration and immune cell function.https://www.mdpi.com/2227-9059/11/10/2788integrin signallingSrc-kinase associated protein 2SKAP55-HOMmacrophage function
spellingShingle Marijn Wilmink
Marianne Rebecca Spalinger
SKAP2—A Molecule at the Crossroads for Integrin Signalling and Immune Cell Migration and Function
Biomedicines
integrin signalling
Src-kinase associated protein 2
SKAP55-HOM
macrophage function
title SKAP2—A Molecule at the Crossroads for Integrin Signalling and Immune Cell Migration and Function
title_full SKAP2—A Molecule at the Crossroads for Integrin Signalling and Immune Cell Migration and Function
title_fullStr SKAP2—A Molecule at the Crossroads for Integrin Signalling and Immune Cell Migration and Function
title_full_unstemmed SKAP2—A Molecule at the Crossroads for Integrin Signalling and Immune Cell Migration and Function
title_short SKAP2—A Molecule at the Crossroads for Integrin Signalling and Immune Cell Migration and Function
title_sort skap2 a molecule at the crossroads for integrin signalling and immune cell migration and function
topic integrin signalling
Src-kinase associated protein 2
SKAP55-HOM
macrophage function
url https://www.mdpi.com/2227-9059/11/10/2788
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