| X-RAY DIFFRACTION |
4.50 |
293 |
RAT RIM2 C2A-DOMAIN (RESIDUES 722-859) DISSOLVED IN 20 MM MES (PH 6.0), 150 MM NACL AND 1 MM EDTA WAS CONCENTRATED TO 25 MG/ML AND CRYSTALLIZED IN 17.5% (W/V) PEG 4000, 0.2 M (NH4)2SO4, 0.1M SODIUM ACETATE (PH 4.5) AT 20 DEGREES C USING THE HANGING-DROP VAPOR-DIFFUSION METHOD. CRYSTALS APPEARED OVERNIGHT AND GREW TO A FINAL SIZE OF 0.05 X 0.05 X 0.1 MM WITHIN TWO DAYS. PRIOR TO DATA COLLECTION, CRYSTALS WERE TRANSFERRED INTO A SOLUTION OF 20% (W/V) PEG 4000, 0.15M NACL, 0.2 M (NH4)2SO4, 0.1M SODIUM ACETATE (PH 4.5) AND 15% (V/V) ETHYLENE GLYCOL, AND THEN FLASH-COOLED IN LIQUID PROPANE. |