[phenixbb] custom planar restraints ?

[Guenter Fritz]

Dear Oleg and Phil,

thanks a lot!
Best regards,
Guenter
> Dear Guenter,
>
> Yes, it is similar to adding bond/angle restraints described here:
> https://phenix-online.org/documentation/reference/refinement.html#definition-of-custom-bonds-and-angles
> The only difference is you would use planarity restraints scope as 
> below (from the bottom of the doc page):
>
>   * planarity
>       o action = *add delete change
>       o atom_selection = None
>       o sigma = None
>
> You will have to combine all atoms you want to a single selection, 
> like "Chain X and resid Z and (name A or name B or name C or name D)", 
> where Z is residue id (a number).
>
> Best regards,
> Oleg Sobolev.
>
> On Fri, May 27, 2022 at 4:48 AM Guenter Fritz 
> <guenter.fritz.phenix.ccp4 at gmail.com> wrote:
>
>     Dear all,
>
>     is it possible to define custom planar restraints, let's say atoms
>     A,B,C,D from residue Z should stay in a plane.
>
>     Best regards,
>
>     Guenter
>
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