This one appears to be of a similar age. It has a most puzzling, but pretty pentagonal pattern (and a backstop). Unfortunately Mosflm doesn't appear to support the image format. /Julia On 01/04/15 13:08, Harry Powell wrote: > Hi Jacob > > I noticed that there's no backstop shadow that might give a clue as to > the direct beam position. > > Do you know what wavelength radiation was used to bake this? > > On 1 Apr 2015, at 12:03, Keller, Jacob wrote: > >> Can anyone index this? It's got mostly split spots and a strange >> diffuse scattering background.... >> >> JPK >> >> ******************************************* >> Jacob Pearson Keller, PhD >> Looger Lab/HHMI Janelia Research Campus >> 19700 Helix Dr, Ashburn, VA 20147 >> email: [log in to unmask] <mailto:[log in to unmask]> >> ******************************************* >> >> >> <roundmatzah.jpg> > > Harry > -- > Dr Harry Powell, MRC Laboratory of Molecular Biology, Francis Crick > Avenue, Cambridge Biomedical Campus, Cambridge CB2 0QH > Chairman of International Union of Crystallography Commission on > Crystallographic Computing > Chairman of European Crystallographic Association SIG9 > (Crystallographic Computing) > > > > > > > > > > -- Dr. Julia Griese Postdoctoral Researcher Stockholm Center for Biomembrane Research Department of Biochemistry and Biophysics Stockholm University 106 91 Stockholm Sweden phone: +46-(0)8-162 778 email: [log in to unmask]