Structural elucidation of a 3-O-methyl-D-galactose-containing neutral polysaccharide from the fruiting bodies of Phellinus igniarius
文献类型: 外文期刊
第一作者: Yang, Yan
作者: Yang, Yan;Zhang, JingSong;Liu, YanFang;Tang, QingJiu;Zhao, ZiGao;Xia, WenShui
作者机构:
关键词: Phellinus igniarius;Polysaccharide;Structural analysis;NMR spectroscopy
期刊名称:CARBOHYDRATE RESEARCH ( 影响因子:2.104; 五年影响因子:2.192 )
ISSN:
年卷期:
页码:
收录情况: SCI
摘要: PIP60-1,a novel heteropolysaccharide isolated from fruiting bodies of the medicinal fungus,Phellinus igniarius,has a molecular weight of 1.71 x 10~4Da and is composed of L-fucose,D-glucose,D-mannose,D-galactose and 3-O-Me-D-galactose in a ratio of 1:1:1:2:1.A structural investigation of PIP60-1 carried out using sugar and methylation analyses,combined with 1H and 13C NMR spectroscopy,including COSY,TOCSY,NOESY,HSQC and HMBC experiments,established the repeating unit of the polysaccharide as the following.
分类号: Q629
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