期刊文献+

茶多糖TGC的结构表征 被引量:21

原文传递
导出
摘要 采用气相色谱-质谱联用技术(GC-MS)分析均一茶多糖TGC的单糖组成,并与NMR,圆二色谱、紫外扫描等其他分析方法结合,对茶多糖TGC的一级结构及其在溶液中的构象加以探讨.结果表明:茶多糖TGC是由鼠李糖、阿拉伯糖、木糖、葡萄糖、甘露糖和半乳糖等6种单糖组成,它在水溶液中应以有序的螺旋构象存在,其一级结构为:主链的骨架结构由鼠李糖、葡萄糖和半乳糖构成,这3种单糖都有可能连接支链,不接支链时其连接方式为b1→3,支链主要由阿拉伯糖构成,其连接方式可为b1→2,b1→3,b2→3三种,木糖以b1→存在于主链和支链的末端.
出处 《中国科学(C辑)》 CSCD 北大核心 2004年第2期178-185,共8页 Science in China(Series C)
基金 教育部高等学校骨干教师资助计划项目 江西省主要学科学术和技术带头人培养计划项目资助
  • 相关文献

参考文献28

  • 1Rief M, Oesterhelt F, Heymann B, et al. Single molecule force spectroscopy on polysaccharides by atomic force microscopy.Science, 1997, 275:1295-1297
  • 2Morris V J, Guning A P, Kirby A R, et al. Atomic force microscopy of plant cell wall polysaccharides and gels. International Journal of Biological Macromolecules, 1997, 21:61-66
  • 3Waigh T A, Donald A W, Hesdelbach F, et al. Analysis of the native structure of starch granules with small angle X-ray microfocus scattering. Biopolymers, 1999, 49: 91-105
  • 4Lebaih B, Bizot H, Ollivon M, et al. Monitory the crystallization of amylase-lipid complexes during maize starch melting by synchrotron X-ray diffraction. Biopolymer, 1995, 50:99-110
  • 5Edge C J, Radmemacher T M, Wirmald M R, et al. Fast sequencing of oligosaccharide: the reagent-array analysis method. Natural Academic Science, 1992, 89(4): 6338-6342
  • 6Osborn H M I, Lochey F, Mosley L, et al. Analysis of polysaccharides and monosaccharides in the root mucilage of maize (Zea mays L.) by gas chromatography. Journal of Chromatography A,1999, 831:267-276
  • 7Ahrazem O, Leal J A, Prietu A. Chemical structure of a polysaccharide isolated from the cell wall of Arachniotus verruculosus and A. rubes. Carbohydrate Research, 2001, 36:325-328
  • 8Reinhold V N, Reinhold B B, Costello C E. Carbohydrate molecular weight profiling: Sequence, linkage, and branching data:ESI-MS. Analytical Chemistry, 1995, 67(1): 1772-1784
  • 9Bao X F, Liu C P, Fang J N, et al. Structural and immunologically studies of a major polysaccharide from spores of Ganoderma lueidum (Fr.). Carbohydrate Research, 2001, 332:67-74
  • 10Mock K K, Davey M, Cottrell J S. The analysis of underivatized oligosaccharides by matrix-assisted laser desorption mass spectrometry. Biochemical and Biophysical Research Comment, 1991,177(2): 644-651

二级参考文献47

共引文献191

同被引文献326

引证文献21

二级引证文献171

相关作者

内容加载中请稍等...

相关机构

内容加载中请稍等...

相关主题

内容加载中请稍等...

浏览历史

内容加载中请稍等...
;
使用帮助 返回顶部