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野生二粒小麦高分子量谷蛋白亚基组成的研究
引用本文:胡云,徐如宏,程剑平.野生二粒小麦高分子量谷蛋白亚基组成的研究[J].安徽农业科学,2008,36(1):83-85.
作者姓名:胡云  徐如宏  程剑平
作者单位:贵州大学麦作研究所,贵州贵阳,550025;贵州大学麦作研究所,贵州贵阳,550025;贵州大学麦作研究所,贵州贵阳,550025
基金项目:2006年人事部留学人员科技活动项目择优资助项目;贵州省“十一五”小麦重点攻关项目;贵州大学人才基金.
摘    要:对来自以色列的78份野生二粒小麦进行SDS-PAGE检测,发现其高分子谷蛋白亚基具有较高的遗传多样性。在Glu-A1和Glu-B1 2个位点共有22种可确定的亚基变异类型。其中,A位点上的亚基12、*和B位点上的亚基7+8、13+16与17+18为优质亚基(出现频率分别为7.69%、8.97%和5.13%)。同时,出现了在普通小麦中不表达的1Ay亚基和许多普通小麦所稀有或缺乏的特异亚基类型,如1*7、*+8*7、*+9、7+8*、7+9*、17+18等,而且在12份材料中出现了7种未命名的新亚基类型。

关 键 词:野生二粒小麦  高分子量谷蛋白亚基(HMW-GS)  Glu-1  SDS-PAGE
文章编号:0517-6611(2008)01-00083-03
收稿时间:2007-08-13
修稿时间:2007年8月13日

Study on the Subunit Composition of High Molecular Weight Glutenin in Wild Emmer
HU Yun.Study on the Subunit Composition of High Molecular Weight Glutenin in Wild Emmer[J].Journal of Anhui Agricultural Sciences,2008,36(1):83-85.
Authors:HU Yun
Abstract:It was found in the SDS-PAGE detection of 78 shares of wild emmer from Israel that their high molecular weight glutenin subunits(HMW-GS) had higher genetic diversity.On the loci of Glu-A1 and Glu-B1 2,there were 22 types of subunit variation totally,which could be confirmed,in which the subunits 1 and 2* on A locus and subunits 7 8,13 16 and 17 18 on B locus were high-quality subunits(Their occurrence frequencies were 7.69%,8.97% and 5.13% resp.).Simultaneously,there occurred the subunit 1Ay which was not expressive in common wheat and many peculiar subunit types which was rare or lack in common wheat,such as 1*,7* 8*,7* 9,7 8*,7 9* and 17 18 etc.And 7 new and unnamed subunit types occurred in 12 shares of materials.
Keywords:Wild emmer  HMW-GS  Glu-1  SDS-PAGE
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