[gmx-users] Reference group in COM pulling

[WT Ren]

Dear all:
      Recently,  I'm using COM pulling to unfold a protein. So I'm
wondering how the gromacs deal with the reference group. Is the reference
group fixed, constrained or free?
      Many thanks in advance.

Weitong* Ren, PhD student*
Laboratory of Biophysics
Department of Physics
*Nanjing University*
Nanjing, Jiangsu, PR China
210093
tel : +86 025 8359 7226
*wtren at biophy.nju.edu.cn <wtren at biophy.nju.edu.cn>*