Re: [gmx-users] end capping

2013-12-07 Thread XAvier Periole
You can choose different termini by setting the option term (-term) to pdb2gmx. The ff gromos 53a6 has a strong tendency to destabilize alpha helices and favors sheets. If you like to stick to gromos ff you need to switch to the 54a7 more recent version to which a rectification of this bias ha

Re: [gmx-users] end capping

2013-12-07 Thread Justin Lemkul
On 12/7/13 8:11 AM, Shine A wrote: Sir, I am using MD to study the folding of peptides. Now I want to modify N terminal of the peptide with acetyl group and C terminus with amide group.How Can I do this? What are the changes I should made in various files? Gromos96 53a6 is using for s

[gmx-users] end capping

2013-12-07 Thread Shine A
Sir, I am using MD to study the folding of peptides. Now I want to modify N terminal of the peptide with acetyl group and C terminus with amide group.How Can I do this? What are the changes I should made in various files? Gromos96 53a6 is using for simulation. Thank