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Structural-functional Characterization of Three Differentially Expressed Resistance Gene Analogs Identified in Against Dieback Disease Reveals Their Role in Immune Response Regulation

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Journal Front Plant Sci
Date 2023 Nov 1
PMID 37908834
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Abstract

Plant immunity includes enemy recognition, signal transduction, and defensive response against pathogens. We experimented to identify the genes that contribute resistance against dieback disease to , an economically important timber tree. In this study, we investigated the role of three differentially expressed genes identified in the dieback-induced transcriptome in The transcriptome was probed using DOP-rtPCR analysis. The identified RGAs were characterized as the contributors of disease resistance that switch on under dieback stress. Their predicted fingerprints revealed involvement in stress response. Ds-DbRCaG-02-Rga.a, Ds-DbRCaG-04-Rga.b, and Ds-DbRCaG-06-Rga.c showed structural homology with the Transthyretin-52 domain, EAL associated YkuI_C domain, and Src homology-3 domain respectively, which are the attributes of signaling proteins possessing a role in regulating immune responses in plants. Based on structural and functional characterization, they were predicted to have a role in immune response regulation in

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