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1.W.-F. Chen, Xiao-Bin Wei, S. Rety, Ling-Yun Huang, N.-N. Liu, S. X. Dou, and X. G. Xi, “Structural analysis reveals a “molecular calipers” mechanism for a LATERAL ORGAN BOUNDARIES DOMAIN transcription factor protein from wheat.” J. Biol. Chem. 294, 142-156 (2019).
2.B. Li, S. X. Dou, J.-W. Yuan, Y.-R. Liu, W. Li, F. F. Ye, P.-Y. Wang, and H. Li, “Intracellular transport is accelerated in early apoptotic cells.” Proc. Natl. Acad. Sci. U.S.A. 115, 12118-12123 (2018).
3.W.-F. Chen, S. Rety, H.-L. Guo, Y.-X. Dai, W.-Q. Wu, N.-N. Liu, D. Auguin, Q.-W. Liu, X.-M. Hou, S. X. Dou, and X. G. Xi, “Molecular mechanistic insights into Drosophila DHX36-mediated G-quadruplex unfolding: A structure-based model.” Structure 26, 403-415 (2018).
4.X.-M. Lu, H. Li, J. You, W. Li, P.-Y. Wang, M. Li, S. X. Dou, and X. G. Xi, “Folding dynamics of parallel and antiparallel G-triplexes under the influence of proximal DNA.” J. Phys. Chem. B 122, 9499-9506 (2018).
5.K.-Y. Lu, W.-F. Chen, S. Rety, N.-N. Liu, W.-Q. Wu, Y.-X. Dai, D. Li, H.-Y. Ma, S. X. Dou, and X. G. Xi, “Insights into the structural and mechanistic basis of multifunctional S. cerevisiae Pif1p helicase.” Nucleic Acids Res. 46, 1486-1500 (2018).
6.J. You, H. Li, X.-M. Lu, W. Li, P.-Y. Wang, S. X. Dou, and X.-G. Xi, “Effects of monovalent cations on folding kinetics of G-quadruplexes.” Bioscience Reports 37, BSR20170771 (2017).
7.W. X. Lin, J. B. Ma, D. G. Nong, C. H. Xu, B. Zhang, J. H. Li, Q. Jia, S. X. Dou, F. F. Ye, X. G. Xi, Y. Lu, and M. Li, “Helicase stepping investigated with one-nucleotide resolution fluorescence resonance energy transfer.” Phys. Rev. Lett. 119, 138102 (2017).
8.W.-Q. Wu, X.-M. Hou, B. Zhang, P. Fossé, B. René, O. Mauffret, M. Li, S. X. Dou, and X.-G. Xi, “Single-molecule studies reveal reciprocating of WRN helicase core along ssDNA during DNA unwinding.” Scientific Reports 7, 43954 (2017).
9.W.-F. Chen, Y.-X. Dai, X.-L. Duan, N.-N. Liu, W. Shi, N. Li, M. Li, S. X. Dou, Y.-H. Dong, S. Rety, and X.-G. Xi, “Crystal structures of the BsPif1 helicase reveal that a major movement of the 2B SH3 domain is required for DNA unwinding.” Nucleic Acids Res. 44, 2949-2961 (2016).
10.B. Zhang, W.-Q. Wu, N.-N. Liu, X.-L. Duan, M. Li, S. X. Dou, X.-M. Hou, and X.-G. Xi, “G-quadruplex and G-rich sequence stimulate Pif1p-catalyzed downstream duplex DNA unwinding through reducing waiting time at ss/dsDNA junction.” Nucleic Acids Res. 44, 8385-8394 (2016).
11.J.-H. Li, W.-X. Lin, B. Zhang, D.-G. Nong, H.-P. Ju, J.-B. Ma, C.-H. Xu, F.-F. Ye, X. G. Xi, M. Li, Y. Lu, and S. X. Dou, “Pif1 is a force-regulated helicase.” Nucleic Acids Res. 44, 4330-4339 (2016).
12.H.-P. Ju, Y.-Z. Wang, J. You, X.-M. Hou, X.-G. Xi, S. X. Dou, W. Li, and P.-Y. Wang, “Folding kinetics of single human telomeric G-quadruplex affected by cisplatin.” ACS Omega 1, 244-250 (2016).
13.Y.-W. Zhang, D.-G. Nong, S. X. Dou, W. Li, Y. Yan, X.-G. Xi, C.-H. Xu, and M. Li, “Iterative homology checking and non-uniform stepping during RecA-mediated strand exchange.” Biochem. Biophys. Res. Commun. 478, 1153e1157 (2016).
14.N.-N. Liu, X.-L. Duan, X. Ai, Y.-T. Yang, M. Li, S. X. Dou, S. Rety, E. Deprez, and X.-G. Xi, “The Bacteroides sp. 3_1_23 Pif1 protein is a multifunctional helicase.” Nucleic Acids Res. 43, 8942-8954 (2015).
15.Y. R. Liu, P. Xie, P. Y. Wang, M. Li, H. Li, W. Li, and S. X. Dou, “A model for chromosome organization during the cell cycle in live E. coli.” Scientific Reports 5, 17133 (2015).
16.W.-Q. Wu, X.-M. Hou, M. Li, S. X. Dou, and X.-G. Xi, “BLM unfolds G-quadruplexes in different structural environments through different mechanisms.” Nucleic Acids Res. 43, 4614-4626 (2015).
17.X.-L. Duan, N.-N. Liu, Y.-T. Yang, H.-H. Li, M. Li, S. X. Dou, and X.-G. Xi, “G-quadruplexes significantly stimulate Pif1 helicase-catalyzed duplex DNA unwinding.” J. Biol. Chem. 290, 7722-7735 (2015).
18.S. Wang, W. Qin, J.-H. Li, Y. Lu, K.-Y. Lu, D.-G. Nong, S. X. Dou, C.-H. Xu, X,-G. Xi, and M. Li, “Unwinding forward and sliding back: an intermittent unwinding mode of the BLM helicase.” Nucleic Acids Res. 43, 3736-3746 (2015).
19.X.-M. Hou, W.-Q. Wu, X.-L. Duan, N.-N. Liu, H.-H. Li, J. Fu, S. X. Dou, M. Li, and X.-G. Xi, “Molecular mechanism of G-quadruplex unwinding helicase: sequential and repetitive unfolding of G-quadruplex by Pif1 helicase.” Biochem. J. 466, 189-199 (2015).
20.H. Li, S. X. Dou, Y.-R. Liu, W. Li, P. Xie, W.-C. Wang, and P.-Y. Wang. “Mapping intracellular diffusion distribution using single quantum dot tracking: compartmentalized diffusion defined by endoplasmic reticulum.” J. Am. Chem. Soc. 137, 436-444 (2015).
21.H.-Y. Zhang, L.-Y. Zhang, W.-C. Wang, P. Xie, S. X. Dou, C. Ji, W. Li, Y.-R. Liu, and P.-Y. Wang. “Oxaliplatin and its enantiomer induce different condensation dynamics of single DNA molecules.” PLOS ONE 8, e71556 (2013).
22.Y.-R. Liu, S.-X. Dou, C. Ji, W.-C. Wang, P. Xie, H.-Y. Zhang, and P.-Y. Wang. “Transplatin enhances effect of cisplatin on both single DNA molecules and live tumor cells.” Archives Biochem. Biophys. 536, 12-24 (2013).
23.H. Li, Z. W. Duan, P. Xie, Y. R. Liu, W. C. Wang, S. X. Dou, and Y. P. Wang. “Effects of paclitaxel on EGFR endocytic trafficking revealed using quantum dot tracking in single cells.” PLOS ONE 7, e45465 (2012).
24.Y.-N. Xu, N. Bazeille, X.-Y. Ding, X.-M. Lu, P.-Y. Wang, E. Bugnard, V. Grondin, S. X. Dou, and X. G Xi, “Multimeric BLM is dissociated upon ATP hydrolysis and functions as monomers in resolving DNA structures.” Nucleic Acids Res. 40, 9802-9814 (2012).
25.W. Li, Z. Q. Sun, P. Xie, S. X. Dou, W. C. Wang, and P. Y. Wang, “Elastic response and length change of single DNA molecules induced by a combination of cisplatin and transplatin.” Phys. Rev. E 85, 021918 (2012).
26.S. X. Dou and X. G. Xi, “Fluorometric assays for characterizing DNA helicases.” Methods 51, 295-302 (2010).
27.B.-Y. Pan, S. X. Dou, Y. Yang, Y.-N. Xu, E. Bugnard, X.-Y. Ding, L. Zhang, P.-Y. Wang, M. Li, and X. G. Xi, “Mutual inhibition of RecQ molecules in DNA unwinding.” J. Biol. Chem. 285, 15884-15893 (2010).
28.Y. Yang, S. X. Dou, Y.-N. Xu, P.-Y. Wang, P. Rigolet, H.-Q. Xu, and X. G. Xi, “Kinetic mechanism of DNA unwinding by the BLM helicase core and molecular basis for its low processivity.” Biochemistry 49, 656-668 (2010).
29.X.-M. Hou, X.-H. Zhang, K.-J. Wei, C. Ji, S. X. Dou, W.-C. Wang, M. Li, P.-Y. Wang, “Cisplatin induces loop structures and condensation of single DNA molecules.” Nucleic Acids Res. 37, 1400-1410 (2009).
30.B.-Y. Pan, L. Zhang, S. X. Dou, and P.-Y. Wang, “Forces-induced pinpoint denaturation of short DNA.” Biochem. Biophys. Res. Commun. 388, 137-140 (2009).
31.X.-M. Hou, W. Li, S. X. Dou, L.-Y. Zhang, P. Xie, W.-C Wang, P.-Y. Wang, “Formation of DNA toroids inside confined droplets adsorbed on mica surfaces.” Phys. Rev. E 79, 051912 (2009).
32.B. Sun, K.-J. Wei, B. Zhang, X.-H. Zhang, S. X. Dou, M. Li, X. G. Xi, “Impediment of E. coli UvrD by DNA-destabilizing force reveals a strained-inchworm mechanism of DNA unwinding.” EMBO J. 27, 3279-3287 (2008).
33.Y. Yang, S. X. Dou, H. Ren, P. Y. Wang, X. D. Zhang, M. Qian, B. Y. Pan, X. G. Xi, “Evidence for a functional dimeric form of the PcrA helicase in DNA unwinding.” Nucleic Acids Res. 36, 1976-1989 (2008).
34.H. Ren, S. X. Dou, X.-D. Zhang, P.-Y. Wang, R. Kanagaraj, J.-L. Liu, P. Janscak, J.-S. Hu, X. G. Xi, “The zinc-binding motif of human RECQ5β suppresses the intrinsic strand-annealing activity of its DExH helicase domain and is essential for the helicase activity of the enzyme.” Biochem. J. 412, 425-433 (2008).
35.H. Ren, S. X. Dou, P. Rigolet, Y. Yang, P.-Y. Wang, M. Amor-Gueret, X. G. Xi, “The arginine finger of the Bloom syndrome protein: its structural organization and its role in energy coupling.” Nucleic Acids Res. 35, 6029-6041 (2007).
36.R.-B. Guo, P. Rigolet, H. Ren, B. Zhang, X.-D. Zhang, S.-X. Dou, P.-Y. Wang, M. Amor-Gueret, X. G. Xi, “Structural and functional analyses of disease-causing missense mutations in Bloom syndrome protein.” Nucleic Acids Res. 35, 6297-6310 (2007).
37.W. Li, S. X. Dou, P. Xie, P. Y. Wang, “Brownian dynamics simulation of the effect of histone modification on nucleosome structure.” Phys. Rev. E 75, 051915 (2007).
38.W. Li, S. X. Dou, P. Xie, P. Y. Wang, “Browinan dynamics simulation of directional sliding of histone octamers caused by DNA bending.” Phys. Rev. E 73, 051909 (2006).
39.X. D. Zhang, S. X. Dou, P. Xie, J. S. Hu, P. Y. Wang, X. G. Xi, “E. coli RecQ is a rapid, efficient and monomeric helicase.” J. Biol. Chem. 281, 12655-12663 (2006).
40.X. D. Zhang, S. X. Dou, P. Xie, P. Y. Wang, X. G. Xi, “RecQ helicase-catalyzed DNA unwinding detected by fluorescence resonance energy transfer.” Acta Biochimi. Biophys. Sin. 37, 593-600 (2005).
41.J. L. Liu, P. Rigolet, S. X. Dou, P. Y. Wang, X. G. Xi, “The Zinc finger motif of Escherichia coli RecQ is implicated in both DNA binding and protein folding.” J. Biol. Chem. 279, 42794-42802 (2004).
42.S. X. Dou, P. Y. Wang, H. Q. Xu, X. G. Xi, “The DNA binding properties of the Escherichia coli RecQ helicase.” J. Biol. Chem. 279, 6354-6363 (2004).
43.Y. Y. Liu, P. Y. Wang, S. X. Dou, W. C. Wang, P. Xie, H. W. Yin, X. D. Zhang, X. G. Xi, “Ionic effect on combing of single DNA molecules and observation of their force-induced melting by fluorescence microscopy.” J. Chem. Phys. 121, 4302-4309 (2004).