ACTA AGRICULTURAE BOREALI-SINICA ›› 2008, Vol. 23 ›› Issue (2): 72-76. doi: 10.7668/hbnxb.2008.02.016

Special Issue: Wheat

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Analysis on High-molecular-weight Glutenin Subunit Composition of Spring Wheat in Northeast China and Introduced Wheat

GUO Zhi-fu1,3, YI Ying2, LONG Xiang-yu3, ZHANG Li1, CHEN Li-jing1, MA Hui1, ZHONG Ming1, ZHENG You-liang3, HOU Li-bai2   

  1. 1. Key Laboratory of Agricultural Biotechnology of Liaoning Province, Shenyang Agricultural University, Shenyang 110161, China;
    2. College of Agronomy, Shenyang Agricultural University, Shenyang 110161, China;
    3. Triticeae Research Institute, Sichuan Agricultural University, Yaan 625014, China
  • Received:2007-12-08 Published:2008-04-28

Abstract: The high-molecular-weight glutenin subunit(HMW-GS)compositions of 72 spring wheat varieties(line)of Northeast China and introduced wheat were analyzed by SDS-PAGE.The results showed:3 variation types subunit(null,1 and 2*)were found on Glu-A1,subunit 1 and 2* were the major types of spring wheat of Northeast China with the frequencies both of 36.1%,whereas subunit null were the major types of introduced wheat with frequency of 41.7%;6 variation types of subunit(7,6+8,7+8,7+9,14+15,17+18)were detected on Glu-B1,the subunit 7+8 was the major types both of spring wheat in Northeast China and introduced wheat with the frequencies of 66.7% and 44.4% respectively;3 variation types subunit(2+12,2+10,5+10)were detected on Glu-D1,subunit 5+10 was the major types of spring wheat in Northeast China with frequency of 55.6%,whereas the frequency of subunit 5+10 in introduced wheat was up to 72.2%.Furthermore,19 subunit combinations were detected in all materials,among them 1,7+9,5+10 and null,7+8,2+12 were the major combination types with frequencies both of 19.4%.There were 23 materials which had quality score 10 based on the quality rating system of Payne.It was showed that these materials may be a promising resource for improving the bread-making quality of wheat in spring wheat belt of the Northeast.

Key words: Wheat, High-molecular一weight Glutenin Subunit(HMW-GS), Quality

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Cite this article

GUO Zhi-fu, YI Ying, LONG Xiang-yu, ZHANG Li, CHEN Li-jing, MA Hui, ZHONG Ming, ZHENG You-liang, HOU Li-bai. Analysis on High-molecular-weight Glutenin Subunit Composition of Spring Wheat in Northeast China and Introduced Wheat[J]. ACTA AGRICULTURAE BOREALI-SINICA, 2008, 23(2): 72-76. doi: 10.7668/hbnxb.2008.02.016.

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