[Chimera-users] Replacing lysine with alanine

Tom Goddard goddard at cgl.ucsf.edu
Fri May 23 16:34:48 PDT 2008

Hi Neville,

  You can replace all lysine residues in a molecule with alanines using 
the Chimera command

    swapaa ALA #0:LYS

The #0 refers to the molecule id number shown in model panel.  Here is 
further documentation on swapaa.



yimnai forlemu wrote:
> Hi Tom
> I have a quick question about chimera.
> Can you perform multi amino acid residue mutation
> using chimera. For example lets say you have a protein
> of 340 amino acids with about 100 lysine, and you want
> all the lysines to become say ALaninis. Is that
> possible
> Thanks
> Neville

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