Jiying Sun

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Abstract Progression of DNA replication inevitably generates helical tension and resulting super-helical structures, or supercoils, that originate from the double helix of DNA. As DNA polymerases progress, negative supercoils accumulate in the wake of the replication fork, thereby impeding fork progression unless the supercoils are resolved topologically.

Guanghao Li1,2*†, Wei Li1†, Yuwen Liang1, Weiping Lu1,2 and Dalei Lu1,2* 1Jiangsu Key Laboratory of Crop Genetics and Physiology, Jiangsu Key Laboratory of Crop Cultivation and Physiology, Jiangsu Co-Innovation Center for Modern Production Technology of Grain Crops, Yangzhou University, Yangzhou, China 2Joint International Research Laboratory of Agriculture and Agri-Product Safety, The Ministry of Education of China, Yangzhou University, Yangzhou, China Insufficient light during the growth...