Pointless is used before scaling, and this question is asked after scaling, ie it belongs in Scala or [c]truncate in the CCP4 context (at present anyway) Phil
On 15 Jul 2010, at 07:29, Tim Gruene wrote: > On Thu, Jul 15, 2010 at 01:02:30AM -0400, Hailiang Zhang wrote: >> Hi all: >> >> Does CCP4 or Phenix provide any utilities which can summarize the data >> statistics (particularly looking for the average Fo_sigma/Fo for each >> resolution shell)? Truncate seems to be able to do that but didn't get the >> desired answer. Any short script will be greatly appreciated! > <cynical mode> > If truncate does what you want but does not provide the desired answer it > might > be your data's fault, not the fault of truncate. > </cynical mode> > > Maybe you could explain what exactly you are looking for since you seem to > indicate that truncate already does that. > If you have access to xprep you can use xprep to get F and F/sigF per > resolution > shell, even with the shells you want. You can convert the mtz-file to > hkl-format > with mtz2hkl. > > Considering that pointless is now the ccp4-equivalent to determine the space > group (rather than xprep), pointless might also produce the statistics you are > looking for. > > Cheers, Tim > >> >> Best Regards, Hailiang > > -- > -- > Tim Gruene > Institut fuer anorganische Chemie > Tammannstr. 4 > D-37077 Goettingen > > GPG Key ID = A46BEE1A >