From: Axel Kohlmeyer (
Date: Sat Jul 23 2022 - 13:02:47 CDT

Please note that the meaning of the word "and" in your selection is that of
a "logical and" and thus the selection would be the union of the two
individual selections (which is probably empty). I suspect what you want is
the union of the two selections and that would require a logical "or".


On Sat, Jul 23, 2022 at 1:09 PM I. Camps <> wrote:

> Hello,
> I loaded a trajectory file from a molecular dynamics run with DESMOND.
> I can do individual atom selection but not combinations:
> - this works: protein
> - this works: resname LIG
> - this doesn't work: protein and resname LIG
> I am using VMD for LINUXAMD64, version 1.9.4a55.
> Suggestions are welcome!
> []'s,
> Camps

Dr. Axel Kohlmeyer;!!DZ3fjg!7Q-JHOIVH62YVLlyi0ACcxC7oMu6q-uUqiVIxo0ctdvE8qCCCap-Xni1NQTExlUu0NDDWjg3j8zi19ZLWw$ 
College of Science & Technology, Temple University, Philadelphia PA, USA
International Centre for Theoretical Physics, Trieste. Italy.