X-RAY DIFFRACTION

Crystallization Details
Method pH Temprature Details
X-RAY DIFFRACTION 7.0 293 GGGMPPCP WAS CRYSTALLIZED BY SITTING DROP VAPOR DIFFUSION IN 0.1M HEPES PH 7.0, 200 MM MGCL2, AND 24-30% PEG 2000 MME USING A DROP SIZE OF 3 MICROL AND RESERVOIR VOLUME OF 65 MICROL. CRYSTALS GREW IN 3-5 DAYS AT 20C. THE ADDITION OF 200 MM LICL, NACL, KCL, OR NH4CL TO THE RESERVOIR SOLUTION DRAMATICALLY IMPROVED THE CRYSTALS. CRYSTALS GROWN IN THE PRESENCE OF KCL SHOWED THE BEST DIFFRACTION.
Unit Cell:
a: 44.151 Å b: 82.635 Å c: 95.014 Å α: 90.00° β: 96.68° γ: 90.00°
Symmetry:
Space Group: P 1 21 1
Crystal Properties:
Matthew's Coefficient: 2.19 Solvent Content: 43.71
Refinement Statistics
Diffraction ID Structure Solution Method Cross Validation Method Resolution Limit (High) Resolution Limit (Low) Number of Reflections (Observed) Number of Reflections (R-free) Percent Reflections (Observed) R-Work R-Free Mean Isotropic
X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 2.2 30.0 34188 941 99.0 0.2253 0.2691 ?
Data Collection
Overall
Resolution Limit (High) Resolution Limit (Low) Percent Possible (Observed) R Merge I (Observed) R Sym I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot
2.20 30.00 99.0 0.08 ? 12.23 4.27 ? 34206 ? -3.0 ?
Highest Resolution Shell
# Resolution Limits (Low) Resolution Limits (High) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
1 2.20 2.26 90.5 ? 2.95 2.57
Diffraction
Diffraction experiment
Crystal ID Scattering Type Data Collection Temprature Detector Detector Type Details Collection Date Monochromator Protocol
1 95 K
Radiation Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU MICROMAX-007 HF ? ? ?
Software
Software Name Purpose Version
CNS refinement 1.3
XDS data reduction .
XDS data scaling .
PHASER phasing .