Reducing product inhibition in DNA-template-controlled ligation reactions

被引:90
作者
Dose, Christian [1 ]
Ficht, Simon [1 ]
Seitz, Oliver [1 ]
机构
[1] Humboldt Univ, Inst Chem, D-12489 Berlin, Germany
关键词
FRET (fluorescence resonance energy transfer); native chemical ligation; sequence analysis; single-nucleotide polymorphism; template synthesis;
D O I
10.1002/anie.200600464
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
(Figure Presented) Loosening the zipper: A ligation-rearrangement reaction sequence is the key to signal amplification in chemical DNA-templated ligation reactions. The rearrangement increases the flexibility of the ligation intermediate, thereby reducing the affinity of the rearranged product for the DNA template. A fluorescence-resonant-energy-transfer technique is used for convenient and product-specific real-time detection of product signals. © 2006 Wiley-VCH Verlag GmbH & Co. KGaA.
引用
收藏
页码:5369 / 5373
页数:5
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