scholarly journals The influences of geometric shape of cross section on equilibrium configuration of DNA in elastic rod model

AIP Advances ◽  
2015 ◽  
Vol 5 (11) ◽  
pp. 117235 ◽  
Author(s):  
Ye Xiao ◽  
Zaixing Huang
2015 ◽  
Vol 2015 ◽  
pp. 1-7 ◽  
Author(s):  
Yongzhao Wang ◽  
Qichang Zhang ◽  
Wei Wang

The mechanical deformation of DNA is very important in many biological processes. In this paper, we consider the reduced Kirchhoff equations of the noncircular cross-section elastic rod characterized by the inequality of the bending rigidities. One family of exact solutions is obtained in terms of rational expressions for classical Jacobi elliptic functions. The present solutions allow the investigation of the dynamical behavior of the system in response to changes in physical parameters that concern asymmetry. The effects of the factor on the DNA conformation are discussed. A qualitative analysis is also conducted to provide valuable insight into the topological configuration of DNA segments.


2009 ◽  
Vol 80 (1) ◽  
Author(s):  
B. Eslami-Mossallam ◽  
M. R. Ejtehadi

1999 ◽  
Vol 83 (23) ◽  
pp. 4900-4903 ◽  
Author(s):  
Alexander Balaeff ◽  
L. Mahadevan ◽  
Klaus Schulten

2000 ◽  
Vol 2 (4) ◽  
pp. 377 ◽  
Author(s):  
C. Bouchiat ◽  
M. Mézard

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