*** For details on how to be removed from this list visit the *** *** CCP4 home page http://www.ccp4.ac.uk *** Dear All, If I have F's in an .mtz file, is there a ccp4 prog that will calculate I's and write out an .mtz file with the new I's? I realize that I could do this by hand, but that would be very tedious... Thank you. -Fred