Hi Zhiyi,
This is very easily done using Pointless. From the gui, click "Match index to reference", enter your two mtz files and run.
ERic
================================
Eric T. Larson, PhD
Biomolecular Structure Center
Department of Biochemistry
Box 357742
University of Washington
Seattle, WA 98195
email: [log in to unmask]
================================
On Wed, 8 Jun 2011, Vellieux Frederic wrote:
> Zhiyi Wei wrote:
>> Dear all,
>>
>> I have a P2 derivative dataset with beta=89.6. I try to change the
>> beta to 90.4 to be consistent with the native dataset. Should I do sth
>> with the HKL, like applying a matrix? Thanks a million!
>>
>> Best,
>> Zhiyi
>>
>>
>>
> Hi,
>
> Personally I would use sftools (no ccp4i GUI), to be run in a terminal
> sftools
> read mymtz.mtz
> set cell
>
> [then you specify the new cell]
>
> write mynewmtz.mtz
> stop
>
> However, before changing cell parameters I would think twice... Further, each
> data set in an mtz file can have its own cell dimensions. Differences in unit
> cell parameters of less that 1% (I think this is the consensus) are still
> isomorphous, over this you have non-isomorphism. There is a paper on this
> (Crick ?).
>
> Fred.
>
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