Detection of conformation bias between the complementary strands of deoxynucleotide repeat (TG/AC)(n)

被引:6
作者
Dobi, A
Mahan, MA
VonAgoston, D
机构
[1] NIH,NICHD,LDN,UNIT MOL CONTROL NEURODIFFERENTIAT,BETHESDA,MD 20892
[2] PRINCETON UNIV,UNDERGRAD PROGRAM,PRINCETON,NJ 08544
关键词
DNA-repeat; nucleic acid conformation; polyacrylamide gel electrophoresis; DNA;
D O I
10.1002/elps.1150180104
中图分类号
Q5 [生物化学];
学科分类号
071010 ; 081704 ;
摘要
Antiparallel complementary strands of DNA contribute symmetrically to the helical structure and its stability; rough conformational differences between complementary strands would interfere with this symmetric contribution and the stability. To detect conformational differences between complementary strands, we challenged the complementary strands to different ''pore size'' of acrylamide gels and measured differences in migration during electrophoretic mobility analysis. Changes in migration differences revealed a significant structural bias between the complementary strands of the dinucleotide repeat deoxy-(TG/AC)(n).
引用
收藏
页码:12 / 16
页数:5
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