Targeted protein degradation, with its rapid protein depletion kinetics, allows the measurement of acute changes in the cell. The auxin-inducible degron (AID) system, rapidly degrades AID-tagged proteins only in the presence of auxin. The AID system being inducible makes the study of essential genes and dynamic processes like cell differentiation, cell cycle and genome organization feasible. The AID degradation system has been adapted to yeast, protozoans, , , zebrafish, mouse and mammalian cell lines. Using the AID system, researchers have unveiled novel functions for essential proteins at developmental stages that were previously difficult to investigate due to early lethality. This comprehensive review discusses the development, advancements, applications and drawbacks of the AID system and compares it with other available protein degradation systems.
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http://dx.doi.org/10.2144/btn-2022-0108 | DOI Listing |
ASN Neuro
January 2025
School of Life Science and Technology, ShanghaiTech University, Shanghai, China.
We previously identified a role for dAuxilin (dAux), the fly homolog of Cyclin G-associated kinase, in glial autophagy contributing to Parkinson's disease (PD). To further dissect the mechanism, we present evidence here that lack of glial dAux enhanced the phosphorylation of the autophagy-related protein Atg9 at two newly identified threonine residues, T62 and T69. The enhanced Atg9 phosphorylation in the absence of dAux promotes autophagosome formation and Atg9 trafficking to the autophagosomes in glia.
View Article and Find Full Text PDFJ Virol
January 2025
Institute of Hydrobiology, Chinese Academy of Sciences, Wuhan, Hubei, China.
Unlabelled: Although fish possess an effective interferon (IFN) system to defend against viral infection, grass carp reovirus (GCRV) still causes epidemic hemorrhagic disease and tremendous economic loss in grass carp. Therefore, it is necessary to investigate the immune escape strategies employed by GCRV. In this study, we show that the structural protein VP4 of GCRV (encoded by the S6 segment) significantly restricts IFN expression by degrading stimulator of IFN genes (STING) through the autophagy-lysosome-dependent pathway.
View Article and Find Full Text PDFEnviron Sci Process Impacts
January 2025
Department of Environmental Science, Stockholm University, Sweden.
In surface waters, photodegradation is a major abiotic removal pathway of the neurotoxin monomethylmercury (MMHg), acting as a key control on the amounts of MMHg available for biological uptake. Different environmental factors can alter the rate of MMHg photodegradation. However, our understanding of how MMHg photodegradation pathways in complex matrixes along the land-to-ocean aquatic continuum respond to changes in salinity, dissolved organic carbon (DOC) concentration and dissolved organic matter (DOM) composition is incomplete.
View Article and Find Full Text PDFFood Funct
January 2025
Department of Life Science, National Taitung University, Taitung 95092, Taiwan, Republic of China.
This study is the first to explore the effects of the novel yellow pigment monascinol (Msol) from red mold rice (RMR) on reducing body fat and to compare its effects with those of monascin (MS) and ankaflavin (AK). In a high-fat diet-induced rat model, different doses of RMR fermented rice (RL, RM, RH) and purified Msol, MS, and AK were administered over an 8-week period. The results showed that all treatment groups significantly reduced body weight and fat mass.
View Article and Find Full Text PDFNew Phytol
January 2025
Temasek Life Sciences Laboratory, 1 Research Link, National University of Singapore, Singapore, 117604, Singapore.
Mediator, a transcriptional coactivator, regulates plant growth and development by interacting with various transcriptional regulators. MEDIATOR15 (MED15) is a subunit in the Mediator complex potentially involved in developmental control. To uncover molecular functions of Arabidopsis MED15 in development, we searched for its interactors.
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