Re: [ccp4bb] About system absence in P4222?

[Eleanor Dodson]

劉家欣(NTHU) wrote:
> Dear All:
>
> We have a crystl with P4222 sg.
> All statistics look fine.
> However, there is a system absense in l axis.
> Any body have experiences on that?
> Any suggestions would be high appreciated.
>
> jaishin 
>   
can you give more details, eg all reflections along the particular axis..
Things like ice rings or overlapping intensity from a next neighbour
getting integrated inapropriately can cause anomalies..
Eleanor