It’s multiple crystals of salt. JPK From: CCP4 bulletin board [mailto:[log in to unmask]] On Behalf Of Prashant Deshmukh Sent: Tuesday, April 04, 2017 8:40 AM To: [log in to unmask] Subject: [ccp4bb] Ambiguous crystal diffraction pattern Dear Crystallographers, Please help us in figuring out whether the attached crystal diffraction screenshot belongs to a protein crystal or that of a salt crystal. The cryoprotection condition was not optimized for the crystal. The crystallization conditions for the crystal is : Ammonium sulphate , lithium sulphate, Sodium Citrate buffer pH = 5.6. Thanks. Prashant Deshmukh Dept. of Biophysics, NIMHANS, Bangalore 560 029, E-mail:[log in to unmask]<mailto:[log in to unmask]> Mob.No.: +919620986525