Garib Murshudov, University of York and CLRC, Daresbury Laboratory.
Alexei Vagin, Martyn Winn, Roberto Steiner, Eleanor Dodson, Maria Turkenburg, Kim Henrick, Liz Potterton
Special thanks to: I should add. Many, many people.
Phil Evans - for testing and very, very, very useful comments and suggestions
This work has been and continues being supported by CCP4 and BBSRC grant for CCP4