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The data sets were collected from the same crystal by "scan" collecting 40
frames from each section. The space group of this crystal is P2.

My guess that I may have to index and integrate each set indivadually, and
then scale them together.

Thanks

Uma

On Wed, Aug 1, 2012 at 9:01 AM, Machius, Mischa Christian <
[log in to unmask]> wrote:

> Not much info to go by...
>
> Anyway, if the program 'goes crazy' you either have very different
> exposure levels, radiation damage leading to non-isomorphism, or you have a
> trigonal space group (P3xxx or P6xxx) and forgot to make sure all batches
> are indexed the same way.
>
> If you have translated your crystal between batches, HKL2000 won't of
> course be able to process all batches in one go. If you haven't touched the
> crystals at all, and alln-in-one processing doesn't work, the parameters at
> the end of one batch may not be accurate to start off a new batch, which is
> mostly due to inaccurate goniostats. In that case, you will need to process
> the batches individually and them combine them during scaling.
>
> Hope that helps.
>
> MM
>
>
> On Aug 1, 2012, at 8:50 AM, Uma Ratu wrote:
>
> > Dear All:
> >
> > I collected 5 data sets from one crystal and would like to process them
> together.
> >
> > Here is how I did:
> >
> > In HKL2000, load the all data sets. "Index" each set. When I try
> "Intergrate", the program automatically go through the whole data sets
> there, and do not go through.
> >
> > I then process data sets by loading one at each time. Index, intergrate
> and scale all go through very smoothly. But when I put them together, the
> program just goes crazy.
> >
> > Thank you for advice
> >
> > Uma
>
>