[phenixbb] How can I add another chain to my PDB by Coot

Paul Emsley paul.emsley at bioch.ox.ac.uk
Mon Nov 14 10:42:23 PST 2011

On 14/11/11 04:19, Dialing Pretty wrote:
> Dear All,
> By Phenix refine I got a PDB (Only one chain) and mtz output files. After analysis by Coot I find I need to add a protein fragment so that a large blob will disappear. I know I use Baton to construct the protein fragment.
> Will you please tell me how can I input the sequence file of the protein fragment so that I can refine the protein fragment by Coot?

There are a number of ways to fit a loop/blob - the devil's in the 
detail.  Perhaps:

Calculate -> Fit Loop

Extensions -> Modelling -> DBLoop...

But to answer your question:

You assign the sequence like this:

Extensions -> Dock Sequence -> Associate Sequence...


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