From: Chitrak Gupta (chgupta_at_mix.wvu.edu)
Date: Wed Jan 10 2018 - 10:15:00 CST

Hi Robert,

I usually select headgroup atoms by manually specifying the atom names. It
is going to be a long list, but does the job.

Hope this helps,
Chitrak.

On Wed, Jan 10, 2018 at 9:20 AM, Robert Nairn <rn33_at_st-andrews.ac.uk> wrote:

> Hi all,
>
> I am trying to work out how to calculate contact of the acyl chain and the
> headgroup of a DMPC lipid within 5 Anstom of a protein residue.
>
> I have previously tried using 'Lipid within 5 of Protein' but I cannot get
> the separation between the headgroups and acyl chains present.
>
> All the best,
>
> Robert
>