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[摘要]
目的对均-耙齿菌Irpex lacteus糖蛋白I1-2-1进行化学研究.方法利用化学方法和光谱方法分析其结构特征.结果 I1-2-1的相对分子质量为40000,由Ara、Xyl、Man、Gal、Glu组成,甲基化分析表明I1-2-1的主链主要以1→2,1→6 linked Manp为主.结论I1-2-1为结构复杂的糖蛋白,为首次从耙齿菌中获得.
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[Abstract]
Objective To study the chemical structure of a pure glycoprotein Il-2-l fromIrpex lacteus.Methods Based on chemical and spectral analysis,the structural characterization of Il-2-l was investigated.Results Il-2-l was composed of Ara,Xyl,Man,Gal,and Glu with its mean molecular weight of 40000.Methylation analysis showed that the main chain of Il-2-l was all 1→2,1→6 linked Manp.Conclusion Il-2-lis a complicated glycoprotein obtained for the firsi time from J.lacteus.
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