AB INITIO CALCULATIONS OF THE ELECTRONIC STRUCTURES AND BIOLOGICAL FUNCTIONS OF PROTEIN MOLECULES

Author(s):  
HAOPING ZHENG
2002 ◽  
Vol 16 (30) ◽  
pp. 1151-1162 ◽  
Author(s):  
HAOPING ZHENG

The self-consistent cluster-embedding (SCCE) calculation method reduces the computational effort from M3 to about M1 (M is the number of atoms in the system) with precise calculations. Thus the ab initio, all-electron calculation of the electronic structure and biological function of protein molecule has become a reality, which will promote new proteomics considerably. The calculated results of two real protein molecules, the trypsin inhibitor from the seeds of squash Cucurbita maxima (CMTI-I, 436 atoms) and the ascaris trypsin inhibitor (912 atoms, two three-dimensional structures), will be presented in this paper. The reactive sites of the inhibitors are determined and explained. The accuracy of structure determination of the inhibitors are tested theoretically.


2015 ◽  
Vol 8 (4) ◽  
pp. 045802 ◽  
Author(s):  
Shuai-Wei Fan ◽  
Wei-Bin Li ◽  
Xiao-Ning Huang ◽  
Zong-Bao Li ◽  
Li-qing Pan

2020 ◽  
Vol 288 ◽  
pp. 121383
Author(s):  
Lei Wu ◽  
Xin-Rui Cao ◽  
Shun-Qing Wu ◽  
Yong Yang ◽  
Zi-Zhong Zhu

2011 ◽  
Vol 23 (2) ◽  
pp. 203-219 ◽  
Author(s):  
Víctor M. Rosas-García ◽  
Isabel del Carmen Sáenz-Tavera ◽  
David E. Cantú-Morales

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