Here's one I made earlier
Phil
On 24 Apr 2009, at 23:09, Engin Ozkan wrote:
> Hi everyone,
>
> We just realized in the lab that the dimethyl-lysine in the ccp4
> monomer database (MLY) has planar tertiary amines, instead of
> trigonal pyramid with ~109º degree angles (which we have fixed for
> our purposes). Is there a place to report such matters to, or is
> this a good enough place for that? Actually the cif file has only a
> minimal (and inaccurate) description, and libcheck/refmac generates
> a planar amine with that. Are these minimal descriptions in the
> monomer library what was intended for users to build upon, or are
> they more final, authoritative files?
>
> Thanks,
>
> Engin
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