You should look critically at the indexing of the images for both cases. Does the lattice interpret all spots, or are half of them missing
> On 9 Nov 2017, at 10:02, Markus Heckmann <[log in to unmask]> wrote:
>
> Dear all,
>> From a small protein, gives crystals P2 with cell
> Cell 53.16 65.73 72.89 90 110.94 90
> (has 3 molecules in the asymmetric unit). Tested with pointless. Does
> not give any other possibility.
>
> Another crystal if the same protein, similar conditions:
> C2
> Cell 109.14 124.37 73.42 90 111.75 90. This has 6
> molecules in the a.s.u. Tested with pointless. Does not give any other
> possibility.
> The cell length a, b of C2 is twice that of P2.
>
> Is it usual to get such crystals from similar conditions or am I
> missing something?
>
> Many thanks,
> Mark
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