本实验室的长远目标是致力于研究表观遗传调控和基因转录在稳态调控中的基础科学问题。从理解这些基本问题入手延伸到阐释与此相关的人类疾病产生的分子机制并寻找可能的预防和治疗方法。我们将利用细胞、酿酒酵母和小鼠模型作为模式生物,运用生物化学、分子生物学、遗传学、高通量组学和细胞生物学的手段和方法,探索组蛋白以及其他蛋白质的各种翻译后修饰在维持细胞稳态及在人类疾病发生中的作用。
1. 组蛋白的各种动态修饰在基因表达调控的机制;
2. 蛋白质修饰在细胞活动及代谢和发育中的机制;
3. 表观遗传修饰在肿瘤发生发展中的作用机制。
1. 国家自然科学基金“甲基转移酶SETD3在RNA剪接中的作用”(2020-2024)
2. 国家自然科学基金 “Plk1蛋白的甲基化修饰负调控自身激酶活性的机制研究”(2018-2022)
3. 科技部重点研发计划 “生长发育期营养失衡对器官发育的影响及其机制”(2019-2023)
4. 武汉市科技厅应用基础前沿专项 “探究TDP-43蛋白糖基化修饰在渐冻人症临床诊断中的应用”(2020-2022)
Wang RX, Li YM, Chen R,Du HN#. Transcriptional memory of different types of genes is generally maintained under various environmental conditions in Saccharomyces cerevisiae.J Genet Genomics2021, S1673-8527(21)00341-6. doi:10.1016/j.jgg.2021.10.007
Mei YC, Feng J, He F, Li YM, Li F, Chen Y,Du HN#. Set2-mediated H3K36 methylation states redundantly repress the production of antisense transcripts: role in transcription reulation.FEBS Open Bio., 2021, 11(8):2225-2235. doi:10.1002/2211-5463.13226
Zhao MJ, Yao X, Wei P, Zhao C, Cheng M, Zhang D, Xue W, He WT, Xue W, Zuo X, Jiang LL, Luo Z, Song J, Shu WJ, Yuan HY, Liang Y, Sun H, Zhou Y, Zhou Y, Zheng L, Hu HY, Wang J#,Du HN#. O-GlcNAcylation of TDP-43 suppresses proteinopathies and promotes TDP-43's mRNA splicing activity.EMBO Rep, 2021, 22(6):e51649. doi:10.15252/embr.202051649
Shu WJ, Chen R, Yin ZH, Li F, Zhang H,Du HN#. Rph1 coordinates transcription of ribos omal protein genes and ribosomal RNAs to control cell growth under nutrient stress conditions.Nucleic Acids Res2020,48(15):8360-8373. DOI:10.1093/nar/gkaa558
Shu, WJ. andDu HN#.The methyltransferase SETD3-mediated histidine methylation: Biological functions and potential implications in cancers.BBA-Rev Cancer2021 1875(1): 188465.DOI:10.1016/j.bbcan.2020.188465
Shu WJ, Zhao MJ, Klionsky DJ, Du HN#. Old factors, new players: transcriptional regulation of autophagy.Autophagy2020, 16(5): 956-958.DOI:10.1093/nar/gkaa558
Zheng L#, Shu WJ#, Li YM, Mari M, Yan C, Wang D, Yin ZH, Jiang W, Zhou Y, Okamoto K, Reggiori F, Klionsky DJ, Song Z,Du HN*. (2019)The Paf1 complex transcriptionally regulates the mitochondrial-anchored protein Atg32 leading to activation of mitophagy.Autophagy19:1-14. doi:10.1080/15548627.2019.1668228.
Li W#, Wang HY#, Zhao X, Duan H, Cheng B, Liu Y, Zhao M. Shu W, Mei Y, Wen Z, Tang M, Guo L, Li G, Chen Q, Liu X,Du HN* (2019)A methylation-phosphorylation switch determines Plk1 kinase activity and function in DNA damage repair.Sci. Adv.5(3):eaau7566. doi:10.1126/sciadv.aau7566.
Zhao MJ., Xie J, Shu WJ, Wang HY, Bi J, Jiang W,Du HN* (2019)MiR-15b and miR-22 inhibit SETD3 expression to repress muscle cell differentiation.Cell Death Dis.10(3):183. doi:10.1038/s41419-019-1432-5.
Cheng X, Hao Y*, Shu W, Zhao M, Zhao C, Wu Y, Peng X, Yao P, Xiao D, Qing G, Pan Z, Yin L, Hu D*,Du HN*(2017) Cell cycle-dependent Degradation of the Methyltransferase SETD3 Suppresses Cell Proliferation and Liver Tumorigenesis.J Biol. Chem.292(22):9022-9033. doi:10.1074/jbc.M117.778001.
Li F, Zheng LD, Chen X, Zhao XL, Briggs SD,Du HN*. (2017) Gcn5-mediated Rph1 acetylation regulates its autophagic degradation under DNA Damage Stress.Nucleic Acids Res.doi:10.1093/nar/gkx129.