SETD3 belongs to a family of SET-domain containing proteins. Recently, SETD3 was found as the first and so-far the only known metazoan histidine methyltransferase that catalyzes actin histidine 73 (His73) methylation, a pervasive modification which was discovered more than 50 years ago. In this review, we summarize some recent advances in SETD3 research, focusing on structural properties, substrate-recognition features, and physiological functions. We particularly highlight potential pathological relevance of SETD3 in human cancers and raise some questions to promote discussion about this novel histidine methyltransferase.
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http://dx.doi.org/10.1016/j.bbcan.2020.188465 | DOI Listing |
Drug Des Devel Ther
November 2024
Institute of Chinese Medicine of Nanjing University, Nanjing Drum Tower Hospital, Drum Tower Clinical Medicine College of Nanjing University of Chinese Medicine, Nanjing, 210008, People's Republic of China.
Purpose: Inflammatory bowel disease (IBD) is a serious disease that affects the metabolism and inflammatory responses of human beings. From the perspective of traditional Chinese medicine, damp-heat syndrome is one of the main syndromes of IBD. Rhizoma Paridis, also known as the root of Paris polyphylla, a well-known herbal medicine used in China, is used to treat IBD with damp-heat syndrome (IBD-DH).
View Article and Find Full Text PDFInt J Mol Sci
October 2024
Department of Medicinal Pharmacology, Graduate School of Medicine, Dentistry and Pharmaceutical Sciences, Okayama University, Okayama 700-8530, Japan.
Ubiquitously distributed environmental electrophiles covalently modify DNA and proteins, potentially leading to adverse health effects. However, the impacts of specific electrophiles on target proteins and their physiological roles remain largely unknown. In the present study, we focused on DNA methylation, which regulates gene expression and physiological responses.
View Article and Find Full Text PDFSci Rep
November 2024
Department of Physics, Chemistry and Pharmacy, University of Southern Denmark, Campusvej 55, 5230, Odense, Denmark.
The N-His73 methylation of β-actin by histidine methyltransferase SETD3 is required for the integrity of the cellular cytoskeleton. Modulation of SETD3 activity in human cells facilitates cancer-like changes to the cell phenotype. SETD3 binds β-actin in an extended conformation, with a conserved bend-like motif surrounding His73.
View Article and Find Full Text PDFSci China Life Sci
October 2024
Hubei Key Laboratory of Cell Homeostasis, College of Life Sciences, TaiKang Center for Life and Medical Sciences, Frontier Science Center for Immunology and Metabolism, Emergency Center, Zhongnan Hospital of Wuhan University, RNA Institute, Wuhan University, Wuhan, 430072, China.
The minichromosome maintenance complex (MCM) DNA helicase is an important replicative factor during DNA replication. The proper chromatin loading of MCM is a key step to ensure replication initiation during S phase. Because replication initiation is regulated by multiple biological cues, additional changes to MCM may provide better understanding towards this event.
View Article and Find Full Text PDFCell Insight
December 2024
Hubei Key Laboratory of Cell Homeostasis, College of Life Sciences, TaiKang Center for Life and Medical Sciences, Frontier Science Center for Immunology and Metabolism, RNA Institute, Wuhan University, Wuhan, 430072, China.
The methyltransferase SETD3 is an enzyme essential for catalyzing histidine-73 methylation on β-Actin, thereby promoting its polymerization and regulating muscle contraction. Although increasing evidence suggests that SETD3 is involved in multiple physiological or pathological events, its biological functions remain incompletely understood. In this study, we utilize proximity labeling combined with mass spectrometry analysis to detect potential interacting partners of SETD3.
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