孙士生

个人信息:Personal Information

教授
博士生导师
硕士生导师

教师英文名称:Shisheng Sun

教师拼音名称:sunshisheng

所在单位:生命科学学院

办公地点:西北大学太白校区,新生命科学学院2层

职称:教授

学科:生物化学与分子生物学
细胞生物学
生物学其他专业

论文成果

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33. Shisheng Sun*, Yingwei Hu, Li Jia, Shadi Toghi Eshghi, Yang Liu, Punit Shah, Hui Zhang*. Site-Specific Profiling of Serum Glycoproteins Using N-Linked Glycan and Glycosite Analysis Revealing Atypical N-Glycosylation Sites on Albumin and α-1B-Glycoprotein. Analytical chemistry. 2018, 90 (10): 6292–6299.

点击次数:

影响因子:6.35

DOI码:10.1021/acs.analchem.8b01051.

摘要:Most serum proteins are N-linked glycosylated, and therefore the glycoproteomic profiling of serum is essential for characterization of serum proteins. In this study, we profiled serum N-glycoproteome by our recently developed N-glycoproteomic method using solid-phase extraction of N-linked glycans and glycosite-containing peptides (NGAG) coupled with LC-MS/MS and site-specific glycosylation analysis using GPQuest software. Our data indicated that half of identified N-glycosites were modified by at least two glycans, with a majority of them being sialylated. Specifically, 3/4 of glycosites were modified by biantennary N-glycans and 1/3 of glycosites were modified by triantennary sialylated N-glycans. In addition, two novel atypical glycosites (with N-X-V motif) were identified and validated from albumin and α-1B-glycoprotein. The widespread presence of these two glycosites among individuals was further confirmed by individual serum analyses.

论文类型:期刊论文

学科门类:理学

一级学科:生物学

文献类型:J

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收录刊物:SCI