Correct, CCP4 6.1.13 is also good. I notice that the SIGMAA documentation in 6.1.13 isn't up-to-date & doesn't mention 'DFC'; my apologies for that omission.
However if you run it, the log file says something like: Option PARTIAL -- map coefficients: (a) Fourier map: 2mFo-DFc exp(i phic) (b) Difference map: 2(mFo-DFc) exp(i phic) HKLOUT contains columns H K L ... FWT DELFWT DFC WCMB -- Ian On Mon, Nov 1, 2010 at 4:03 PM, <zhan...@umbc.edu> wrote: > You mean CCP4 version 6.1.2 or later right? > > Thanks! > > Hailiang > >> 6.1.2 or later. >> >> -- Ian >> >> On Fri, Oct 29, 2010 at 7:56 PM, Hailiang Zhang <zhan...@umbc.edu> wrote: >>> Hi, >>> >>> I remember the SIGMAA utility in some version of CCP4 can output DFC >>> colume in the mtz file. If somebody see this colume in you SIGMAA mtz >>> file, could you let me know which version CCP4 you are using? THanks! >>> >>> Best Regards, Hailiang >>> >> >> > > >