Do you include detergent artifacts in your query (even those containing protein)? If so, you will be deluged...
Jacob Keller ******************************************* Jacob Pearson Keller Northwestern University Medical Scientist Training Program Dallos Laboratory F. Searle 1-240 2240 Campus Drive Evanston IL 60208 lab: 847.491.2438 cel: 773.608.9185 email: j-kell...@northwestern.edu ******************************************* ----- Original Message ----- From: George DeTitta To: CCP4BB@JISCMAIL.AC.UK Sent: Wednesday, June 17, 2009 5:11 PM Subject: [ccp4bb] Phantom Crystals I'd appreciate it if people could tell me their experiences with what I would call "phantom crystals", or "ghost crystals". These are objects that display the seeming morphology of crystals (clear facets, sharp edges) but do not diffract X-rays AT ALL. I would not count objects that diffract to 30 A in this category. I mean objects that don't show a single Bragg spot. George T. DeTitta, Ph.D. Principal Research Scientist Hauptman-Woodward Institute Professor and Chairman Department of Structural Biology SUNY at Buffalo 700 Ellicott Street Buffalo NY 14203-1102 USA (716) 898-8600 (voice) (716) 898-8660 (fax) www.hwi.buffalo.edu
