From: Axel Kohlmeyer (
Date: Wed Apr 10 2013 - 03:35:46 CDT

On Wed, Apr 10, 2013 at 7:54 AM, Kristine Manibog <> wrote:
> Hi, I am trying to determine the angle between two domains of a protein. Is
> there any way I could measure the principal or long axis of a domain or
> protein, or can I directly compute the angle between these two domains in
> VMD?

you could use "measure inertia" and then compute the angle between the
two principal axes.


> Thank you.
> --
> Kristine Manibog
> PhD Student

Dr. Axel Kohlmeyer
International Centre for Theoretical Physics, Trieste. Italy.