From: Axel Kohlmeyer (
Date: Sat Dec 15 2012 - 01:10:25 CST

On Sat, Dec 15, 2012 at 6:42 AM, mohammad agha <> wrote:
> Dear VMD Specialists,
> I have MARTINI force field. I want to delete some molecules when I see my system at VMD. I did as follows:
> graphics.....representations.....selections.....kyword(I selected type)......value(I changed "all" to "C1 and C2" and wrote them in selected atom menu) then clicked apply but it said "unable to parse this atom selection!"
> May I ask to help me, Please?

may i ask you to help yourself, please?
the atom selection syntax is explained
in the VMD user's guide and demonstrated
in the VMD tutorial. please study those
instead of guessing. it will most certainly
be very helpful to you for many potential
future problems. they were written to
answer questions like yours before they
are asked.


> Best Regards
> Sara

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