IL-12 and IL-23—Close Relatives with Structural Homologies but Distinct Immunological Functions

Cytokines of the IL-12 family show structural similarities but have distinct functions in the immune system. Prominent members of this cytokine family are the pro-inflammatory cytokines IL-12 and IL-23. These two cytokines share cytokine subunits and receptor chains but have different functions in a...

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Main Authors: Doreen M. Floss, Jens M. Moll, Jürgen Scheller
Format: Article
Language:English
Published: MDPI AG 2020-09-01
Series:Cells
Subjects:
Online Access:https://www.mdpi.com/2073-4409/9/10/2184
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author Doreen M. Floss
Jens M. Moll
Jürgen Scheller
author_facet Doreen M. Floss
Jens M. Moll
Jürgen Scheller
author_sort Doreen M. Floss
collection DOAJ
description Cytokines of the IL-12 family show structural similarities but have distinct functions in the immune system. Prominent members of this cytokine family are the pro-inflammatory cytokines IL-12 and IL-23. These two cytokines share cytokine subunits and receptor chains but have different functions in autoimmune diseases, cancer and infections. Accordingly, structural knowledge about receptor complex formation is essential for the development of new therapeutic strategies preventing and/or inhibiting cytokine:receptor interaction. In addition, intracellular signaling cascades can be targeted to inhibit cytokine-mediated effects. Single nucleotide polymorphisms can lead to alteration in the amino acid sequence and thereby influencing protein functions or protein–protein interactions. To understand the biology of IL-12 and IL-23 and to establish efficient targeting strategies structural knowledge about cytokines and respective receptors is crucial. A highly efficient therapy might be a combination of different drugs targeting extracellular cytokine:receptor assembly and intracellular signaling pathways.
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spelling doaj.art-eaaf16bbf8c04eec906976fa69521f602023-11-20T15:25:03ZengMDPI AGCells2073-44092020-09-01910218410.3390/cells9102184IL-12 and IL-23—Close Relatives with Structural Homologies but Distinct Immunological FunctionsDoreen M. Floss0Jens M. Moll1Jürgen Scheller2Institute of Biochemistry and Molecular Biology II, Medical Faculty, Heinrich-Heine-University, D-40225 Düsseldorf, GermanyInstitute of Biochemistry and Molecular Biology II, Medical Faculty, Heinrich-Heine-University, D-40225 Düsseldorf, GermanyInstitute of Biochemistry and Molecular Biology II, Medical Faculty, Heinrich-Heine-University, D-40225 Düsseldorf, GermanyCytokines of the IL-12 family show structural similarities but have distinct functions in the immune system. Prominent members of this cytokine family are the pro-inflammatory cytokines IL-12 and IL-23. These two cytokines share cytokine subunits and receptor chains but have different functions in autoimmune diseases, cancer and infections. Accordingly, structural knowledge about receptor complex formation is essential for the development of new therapeutic strategies preventing and/or inhibiting cytokine:receptor interaction. In addition, intracellular signaling cascades can be targeted to inhibit cytokine-mediated effects. Single nucleotide polymorphisms can lead to alteration in the amino acid sequence and thereby influencing protein functions or protein–protein interactions. To understand the biology of IL-12 and IL-23 and to establish efficient targeting strategies structural knowledge about cytokines and respective receptors is crucial. A highly efficient therapy might be a combination of different drugs targeting extracellular cytokine:receptor assembly and intracellular signaling pathways.https://www.mdpi.com/2073-4409/9/10/2184IL-12 family cytokinesIL-12IL-23signalingautoimmune diseases
spellingShingle Doreen M. Floss
Jens M. Moll
Jürgen Scheller
IL-12 and IL-23—Close Relatives with Structural Homologies but Distinct Immunological Functions
Cells
IL-12 family cytokines
IL-12
IL-23
signaling
autoimmune diseases
title IL-12 and IL-23—Close Relatives with Structural Homologies but Distinct Immunological Functions
title_full IL-12 and IL-23—Close Relatives with Structural Homologies but Distinct Immunological Functions
title_fullStr IL-12 and IL-23—Close Relatives with Structural Homologies but Distinct Immunological Functions
title_full_unstemmed IL-12 and IL-23—Close Relatives with Structural Homologies but Distinct Immunological Functions
title_short IL-12 and IL-23—Close Relatives with Structural Homologies but Distinct Immunological Functions
title_sort il 12 and il 23 close relatives with structural homologies but distinct immunological functions
topic IL-12 family cytokines
IL-12
IL-23
signaling
autoimmune diseases
url https://www.mdpi.com/2073-4409/9/10/2184
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AT jensmmoll il12andil23closerelativeswithstructuralhomologiesbutdistinctimmunologicalfunctions
AT jurgenscheller il12andil23closerelativeswithstructuralhomologiesbutdistinctimmunologicalfunctions