系统研究了核糖体生物发生和mRNA翻译调控促进植物生长发育与环境适应的分子机制(Qi et al., 2026, SCIENCE CHINA Life Sciences);
报道了植物rRNA前体加工途径(Hang et al., 2014, PNAS),该工作入选2014年中国植物科学重要研究进展之一;
证明了精氨酸甲基转移酶PRMT3与核糖体蛋白RPS2B之间的互作对拟南芥前核糖体复合物的动态组装和核仁应激抑制至关重要(Hang et al., 2021, Molecular Plant);
揭示了水稻低温胁迫下转录后rRNA加工的调控特征(Hang et al., 2018, Plant Physiology);
系统解析了高等植物核糖体组装后期18S rRNA 3'端成熟的详细过程,揭示了mRNA翻译起始(由HOT3/eIF5B1介导)、核糖体晚期加工和rRNA干扰之间的交叉调控关系(Hang et al., 2015, Bio-protocol; Hang et al., 2023, PNAS);
开发了一种用于量化mRNA翻译起始效率的新计算流程,并系统阐明了细胞质mRNA翻译起始如何通过反式作用因子(HOT3/eIF5B1)和顺式调控元件(N/GC型Kozak序列上下文)促进叶绿体发育和光合作用,为合成生物学和植物分子工厂的理性设计提供了新见解(Hang et al., 2024, Nature Communications)。

承担的科研项目:
项目负责人:
1. 2026-2029,国家自然科学基金-面上基金(项目编号:32573590)
2. 2026-2029,内蒙古自治区自然科学基金青年科学基金项目A类(项目编号:2026QA011)
3. 2026-2028,内蒙古自治区直属高校基本科研业务费(项目编号:2026JBKY012)
4. 2025-2029,内蒙古自治区留学人员创新创业启动资助
5. 2025-2029,骏马计划B1岗高层次人才启动经费
6. 2020-2022,国家自然科学基金青年基金C类(已结题)
7. 2017-2018,第10届中国博士后基金特别资助(已结题)
8. 2015-2018,第57届中国博士后基金一等资助(已结题)
9. 2015-2018,植物基因组学国家重点实验室青年科学家研究基金资助(已结题)
专题负责人:
1. 2026-2029,内蒙古自治区科技重大专项“种芯”工程项目(项目编号:2026ZD0081)
2. 2026-2030,草业国家技术创新中心重大创新平台建设专项(项目编号:CCPTZX2025GJ05-2-3)
发表论文:
1. Qi, Y.*, Chen, Y.*, Guo, H.*, Guo, H.*, Hang, R.*, Jia, G.*, Li, Y.*, Mo, B.*, Wang, Z.*, Wu, L.*, Xia, Y.*, Yang, X.*, Zhai, J.*, Zheng, B.*, Zhu, D.*, and Cao, X. RNA Regulation in Plants. SCIENCE CHINA Life Sciences 2026. https://www.sciengine.com/doi/10.1007/s11427-026-3331-5.
2. Hang, R*., Li, H., Liu, W., Wang, R., Hu, H., Chen, M., You, C.*, and Chen, X.* (2024). HOT3/eIF5B1 confers Kozak motif-dependent translational control of photosynthesis-associated nuclear genes for chloroplast biogenesis. Nature Communications 15, 9878. DOI: 10.1038/s41467-024-54194-1 (*共同通讯).
3. Hang, R., Xu, Y., Wang, X., Hu, H., Flynn, N., You, C., and Chen, X. (2023). Arabidopsis HOT3/eIF5B1 constrains rRNA RNAi by facilitating 18S rRNA maturation. Proc Natl Acad Sci U S A 120, e2301081120. DOI: 10.1073/pnas.2301081120.1.
4. Hang, R.#, Wang, Z.#, Yang, C., Luo, L., Mo, B., Chen, X., Sun, J., Liu, C., and Cao, X. (2021). Protein arginine methyltransferase 3 fine-tunes the assembly/disassembly of pre-ribosomes to repress nucleolar stress by interacting with RPS2B in Arabidopsis. Molecular Plant 14, 223-236. DOI: 10.1016/j.molp.2020.10.006 (#共同一作).
5. Hang, R., Liu, C., Ahmad, A., Zhang, Y., Lu, F., and Cao, X. (2014). Arabidopsis protein arginine methyltransferase 3 is required for ribosome biogenesis by affecting precursor ribosomal RNA processing. Proc Natl Acad Sci U S A 111, 16190-16195. DOI: 10.1073/pnas.1412697111.
6. Hang, R., Wang, Z., Deng, X., Liu, C., Yan, B., Yang, C., Song, X., Mo, B., and Cao, X. (2018). Ribosomal RNA Biogenesis and its Response to Chilling Stress in Oryza sativa L. Plant Physiology 177, 381-397. DOI: 10.1104/pp.17.01714.
7. Hang, R., Deng, X., Liu, C., Mo, B. and Cao, X. (2015). Circular RT-PCR Assay Using Arabidopsis Samples. Bio-protocol 5(14): e1533. DOI: 10.21769/BioProtoc.1533.
8. You, C., He, W., Hang, R., Zhang, C., Cao, X., Guo, H., Chen, X., Cui, J., and Mo, B. (2019). FIERY1 promotes microRNA accumulation by suppressing rRNA-derived small interfering RNAs in Arabidopsis. Nature Communications 10, 4424. DOI: 10.1038/s41467-019-12379-z.
9. Bai, D., Zhang, J., Li, T., Hang, R., Liu, Y., Tian, Y., Huang, D., Qu, L., Cao, X., Ji, J., et al. (2016). The ATPase hCINAP regulates 18S rRNA processing and is essential for embryogenesis and tumor growth. Nature Communications 7, 12310. DOI: 10.1038/ncomms12310.
10. Wang, Z., Sun, J., Zu, X., Gong, J., Deng, H., Hang, R., Zhang, X., Liu, C., Deng, X., Luo, L., et al. (2022). Pseudouridylation of chloroplast ribosomal RNA contributes to low temperature acclimation in rice. New Phytologist 236, 1708-1720. DOI: 10.1111/nph.18479.
11. Wang, Z., Zhang, X., Liu, C., Duncan, S., Hang, R., Sun, J., Luo, L., Ding, Y., and Cao, X. (2024). AtPRMT3-RPS2B promotes ribosome biogenesis and coordinates growth and cold adaptation trade-off. Nat Communications 15, 8693. DOI: 10.1038/s41467-024-52945-8
12. Wang, X., Yu, D., Yu, J., Hu, H., Hang, R., Amador, Z., Chen, Q., Chai, J., and Chen, X. (2024). Toll/interleukin-1 receptor (TIR) domain-containing proteins have NAD-RNA decapping activity. Nat Communications 15, 2261. DOI: 10.1038/s41467-024-46499-y
13. Wang, X., Yuan, D., Liu, Y., Liang, Y., He, J., Yang, X., Hang, R., Jia, H., Mo, B., Tian, F., Chen, X., and Liu, L. (2023). INDETERMINATE1 autonomously regulates phosphate homeostasis upstream of the miR399-ZmPHO2 signaling module in maize. Plant Cell 35, 2208-2231. DOI: 10.1093/plcell/koad089.
14. Hu, H., Flynn, N., Zhang, H., You, C., Hang, R., Wang, X., Zhong, H., Chan, Z., Xia, Y., and Chen, X. (2021). SPAAC-NAD-seq, a sensitive and accurate method to profile NAD(+)-capped transcripts. Proc Natl Acad Sci U S A 118. DOI: 10.1073/pnas.2025595118.
15. Zhang, Y., Gu, L., Hou, Y., Wang, L., Deng, X., Hang, R., Chen, D., Zhang, X., Zhang, Y., Liu, C., et al. (2015). Integrative genome-wide analysis reveals HLP1, a novel RNA-binding protein, regulates plant flowering by targeting alternative polyadenylation. Cell Research 25, 864-876. DOI: 10.1038/cr.2015.77.
16. Yang, J., Lee, S., Hang, R., Kim, S.R., Lee, Y.S., Cao, X., Amasino, R., and An, G. (2013). OsVIL2 functions with PRC2 to induce flowering by repressing OsLFL1 in rice. The Plant Journal 73, 566-578. DOI: 10.1111/tpj.12057.
国际学术会议口头报告:
1. 2024 International Symposium on Photosynthesis 2024, HOT3/eIF5B1 confers Kozak motif-dependent translational control of photosynthesis-associated nuclear genes for chloroplast biogenesis,北京,2024-10-24至2024-10-27
2. The 1st RISE Symposium —— RNA Innovation, Science and Engineering, HOT3/eIF5B1 confers Kozak motif-dependent translational control of photosynthesis-associated nuclear genes for chloroplast biogenesis,上海,2024-9-22至2024-9-24
国内学术会议口头报告:
1. 生物化学与分子生物学前沿论坛暨内蒙古生物化学与分子生物学会第八届学术会议,鄂尔多斯,2026-08-07至2026-08-09
2. 第四届中国苜蓿生物学大会,乌鲁木齐,2026-06-24至2026-06-26
3. 第四届苜蓿改良及其他饲草育种会议,长春,2026-06-12至2026-06-14
4. 中国草学会2026学术年会,北京,2026-04-17至2026-04-19
5. 内蒙古农业大学草业学院第二届学术年会暨第八届研究生论坛,呼和浩特,2026-01-04至2026-01-05
6. 中国植物生理与植物分子生物学学会2025年全国学术年会青年论坛,哈尔滨,2025-07-28至2025-08-01
7. 2025年第七届全国核糖核酸(RNA)青年学术会议,洛阳,2025-5-9至2025-5-11
8. 2025年第十二届泛环渤海生物化学与分子生物学会学术研讨会,呼和浩特,2025-8-15至2025-8-18
9. 2024年第二届翻译调控与生物技术应用研讨会,南宁,2024-10-11至2024-10-14
10. 2024年表观遗传学术创新研讨会,石家庄,2024-9-7至2024-9-8
11. 2024年度北京大学1929cc威尼斯学术周,北京,2024-9-1至2024-9-7