Sorry - my bad memory and mis-reading the manual...

Harry
--
Dr Harry Powell
Chairman of European Crystallographic Association SIG9 (Crystallographic 
Computing) 

> On 10 Jan 2018, at 21:30, Phil Evans <[email protected]> wrote:
> 
> I don’t think Pointless can (or should) read .x files - they have to go into 
> scalepack as that sorts out various things in the data. Pointless can read 
> unmerged .sca files from scalepack, but they can’t be (properly) scaled in 
> Aimless
> 
> Phil
> 
>> On 10 Jan 2018, at 21:11, CCP4BB 
>> <[email protected]> wrote:
>> 
>> Hi Peter
>> 
>> No, don't bother scaling in hkl2000.
>> 
>> Just take the .x files and read them into Pointless directly - it should 
>> auto-detect the file type and any output reflection file from it will be in 
>> MTZ format. Then Aimless can do the scaling. 
>> 
>> See the manual, e.g. 
>> 
>> https://www.mrc-lmb.cam.ac.uk/harry/pre/pointless.html
>> 
>> for details.
>> 
>> You should be able to do this in ccp4i2 as well.
>> 
>> If you use the already merged reflections for reindexing, there's a chance 
>> that reflections that are not equivalent will have been merged.
>> 
>> Harry
>> --
>> Dr Harry Powell
>> Chairman of European Crystallographic Association SIG9 (Crystallographic 
>> Computing) 
>> 
>>> On 10 Jan 2018, at 18:58, Peter Hsu <[email protected]> wrote:
>>> 
>>> Just to be absolutely clear about my approach to doing this, I should scale 
>>> in HKL2000 as an unmerged set, and then take the unmerged scalepack, 
>>> convert to mtz and run through pointless? 
>>> 
>>> Also, would taking my current mtz (which is a merged dataset) work using 
>>> the reindex program in CCP4? Are there any pitfalls I need to be aware of? 
>>> 
>>> Apologies for the ignorance.
>>> 
>>> Thanks,
>>> Peter

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