Biochemical characterisation of Larkinella arboricola (LA) Toll/Interleukin-1 receptor (TIR) domain-containing protein stimulator of interferon genes (STING) (TIR-STING) domain

The cyclic GMP-AMP synthase/Stimulator of Interferon Genes (cGAS-STING) immune signalling route is an evolutionary conserved immune signalling mechanism that is essential for microbial defence. STING, in contract to other innate immunity pathways that rely on immobile cascades of signalling events,...

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Main Author: Koh, Daryl Qian Hao
Other Authors: Wu Bin
Format: Final Year Project (FYP)
Language:English
Published: Nanyang Technological University 2023
Subjects:
Online Access:https://hdl.handle.net/10356/169841
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author Koh, Daryl Qian Hao
author2 Wu Bin
author_facet Wu Bin
Koh, Daryl Qian Hao
author_sort Koh, Daryl Qian Hao
collection NTU
description The cyclic GMP-AMP synthase/Stimulator of Interferon Genes (cGAS-STING) immune signalling route is an evolutionary conserved immune signalling mechanism that is essential for microbial defence. STING, in contract to other innate immunity pathways that rely on immobile cascades of signalling events, is extremely mobile throughout the cell. STING is activated on the endoplasmic reticulum (ER), but it does not signal until it reaches the Golgi, where it is swiftly destroyed by the lysosome. Host factors influence each stage of STING trafficking along the secretory route. In mice and humans, abnormal vesicular trafficking or lysosomal dysfunction triggers an immunological response via STING, which frequently results in tissue disease. Many STING signalling trafficking illnesses appear to have an influence on the central nervous system, resulting in neurodegeneration. As a result, STING trafficking adds a new dimension to immunological signalling, which may have far-reaching repercussions in human illness. The objective of this paper is to investigate the STING activation mechanism, the identification of binding partners which may aid in the modulation of STING activity, and the characterisation of TIR domain-containing adaptor molecule 1/Stimulator of Interferon Genes (TIR-STING) mutations which may contribute to a better understanding of its structure and function, by elucidating the functional importance of certain residues and domains.
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spelling ntu-10356/1698412023-09-12T07:54:12Z Biochemical characterisation of Larkinella arboricola (LA) Toll/Interleukin-1 receptor (TIR) domain-containing protein stimulator of interferon genes (STING) (TIR-STING) domain Koh, Daryl Qian Hao Wu Bin School of Biological Sciences NTU Institute of Structural Biology wubin@ntu.edu.sg Science::Biological sciences The cyclic GMP-AMP synthase/Stimulator of Interferon Genes (cGAS-STING) immune signalling route is an evolutionary conserved immune signalling mechanism that is essential for microbial defence. STING, in contract to other innate immunity pathways that rely on immobile cascades of signalling events, is extremely mobile throughout the cell. STING is activated on the endoplasmic reticulum (ER), but it does not signal until it reaches the Golgi, where it is swiftly destroyed by the lysosome. Host factors influence each stage of STING trafficking along the secretory route. In mice and humans, abnormal vesicular trafficking or lysosomal dysfunction triggers an immunological response via STING, which frequently results in tissue disease. Many STING signalling trafficking illnesses appear to have an influence on the central nervous system, resulting in neurodegeneration. As a result, STING trafficking adds a new dimension to immunological signalling, which may have far-reaching repercussions in human illness. The objective of this paper is to investigate the STING activation mechanism, the identification of binding partners which may aid in the modulation of STING activity, and the characterisation of TIR domain-containing adaptor molecule 1/Stimulator of Interferon Genes (TIR-STING) mutations which may contribute to a better understanding of its structure and function, by elucidating the functional importance of certain residues and domains. Bachelor of Medicine (Chinese Medicine) Bachelor of Science in Biomedical Sciences 2023-08-08T05:41:08Z 2023-08-08T05:41:08Z 2023 Final Year Project (FYP) Koh, D. Q. H. (2023). Biochemical characterisation of Larkinella arboricola (LA) Toll/Interleukin-1 receptor (TIR) domain-containing protein stimulator of interferon genes (STING) (TIR-STING) domain. Final Year Project (FYP), Nanyang Technological University, Singapore. https://hdl.handle.net/10356/169841 https://hdl.handle.net/10356/169841 en application/pdf Nanyang Technological University
spellingShingle Science::Biological sciences
Koh, Daryl Qian Hao
Biochemical characterisation of Larkinella arboricola (LA) Toll/Interleukin-1 receptor (TIR) domain-containing protein stimulator of interferon genes (STING) (TIR-STING) domain
title Biochemical characterisation of Larkinella arboricola (LA) Toll/Interleukin-1 receptor (TIR) domain-containing protein stimulator of interferon genes (STING) (TIR-STING) domain
title_full Biochemical characterisation of Larkinella arboricola (LA) Toll/Interleukin-1 receptor (TIR) domain-containing protein stimulator of interferon genes (STING) (TIR-STING) domain
title_fullStr Biochemical characterisation of Larkinella arboricola (LA) Toll/Interleukin-1 receptor (TIR) domain-containing protein stimulator of interferon genes (STING) (TIR-STING) domain
title_full_unstemmed Biochemical characterisation of Larkinella arboricola (LA) Toll/Interleukin-1 receptor (TIR) domain-containing protein stimulator of interferon genes (STING) (TIR-STING) domain
title_short Biochemical characterisation of Larkinella arboricola (LA) Toll/Interleukin-1 receptor (TIR) domain-containing protein stimulator of interferon genes (STING) (TIR-STING) domain
title_sort biochemical characterisation of larkinella arboricola la toll interleukin 1 receptor tir domain containing protein stimulator of interferon genes sting tir sting domain
topic Science::Biological sciences
url https://hdl.handle.net/10356/169841
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