[gmx-users] Fatal error: Residue 'GTP' not found in residue topology database"

[Raag Saluja]

Hi!

I was trying to simulate tubular (1TUB.pdb). I could run the pdb.gmx step.
I added the water molecules. But when I defined the force field (I chose
15), it gave an error. It said, "


Fatal error:

Residue 'GTP' not found in residue topology database"


Please guide!

-- 
Regards,
Raag