From: Roman Petrenko (rpetrenko_at_gmail.com)
Date: Sat Aug 09 2008 - 14:52:55 CDT
please correct me if i am wrong.
The torsion potentials defined in charmm27 force-field are:
V_psi = 0.6 (1+cos(psi))
V_phi = 0.2 (1-cos(phi))
V_omg = 1.6 (1+cos(omg)) + 2.5 (1-cos(2*omg))
that's all i've found, but aren't there supposed to be three potential
wells for phi and psi instead of one?
-- Roman Petrenko. Physics Department University of Cincinnati
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