Did you search all 8 possibilities of screw axes, e.g. P2221, P21212, P212121, etc? Roger Rowlett On Jan 25, 2015 4:50 AM, "jeorgemarley thomas" <[log in to unmask]> wrote: > Hi, I have processed the data using XDS and space group found to be P 2 2 > 2 (16) and I used the phaser MR for first phase determination. The model I > have used has has more than 70 % sequence identity, when I run the phaser I > got the message which I have attached here. And only sum. file I got as an > output. Does any one have suggestion what should I do ? I would highly > appreciate your kind suggestions. Thank you in advance. > > >