From: Peter Freddolino (
Date: Wed May 29 2019 - 14:12:16 CDT

There is a charmm-gui mailing list. You might start there...

On Wed, May 29, 2019 at 3:10 PM Roshan Shrestha <> wrote:

> Hi everyone,
> I don't know if this is the suitable platform to ask
> queries related to charmm-gui, but would be very grateful if anyone could
> assist me with this query of mine. While using the PDB reader of charmm-gui
> for my membrane protein system which is a dimer, I got stuck at PDB
> manipulation option. It gives me option regarding Model missing residues
> where I can see:
> PROA 2-4 This is N-terminal missing residues
> PROB 2-4 This is N-terminal missing residues
> What does it mean by Model missing residues and shall I check both these
> options for model missing residues?
> Also, it gives me the option for Preserve hydrogen coordinates:
> is it necessary for preserving hydrogen coordinates?
> Extremely sorry, if this questions are very basic ?
> With regards
> --
> *Roshan Shrestha*
> M.Sc (Physics)
> Central Department of Physics, Tribhuvan University
> Kathmandu, Nepal