X-RAY DIFFRACTION

Crystallization Details
Method pH Temprature Details
X-RAY DIFFRACTION 7.5 ? 17-20 MG/ML C. ALBICANS DHFR IN 20 MM KMES, 1 MM DTT, 0.1 MM EDTA, 20% GLYERCOL, PH 7.5 WAS MIXED WITH AN EQUAL PART OF 26 - 34% PEG-3350, THE RESERVOIR SOLUTION.
Unit Cell:
a: 77.200 Å b: 67.570 Å c: 38.660 Å α: 90.00° β: 93.06° γ: 90.00°
Symmetry:
Space Group: P 1 21 1
Crystal Properties:
Matthew's Coefficient: 2.27 Solvent Content: 43.
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 ? 1.85 10.0 28540 ? 90. ? ? ?
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
1.83 ? 90.3 ? 0.0664000 16.9 4.46 ? 31520 ? 2. ?
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 1.83 1.95 83.5 0.3535000 3.11 2.26
Diffraction
Diffraction experiment
Crystal ID Scattering Type Data Collection Temprature Detector Detector Type Details Collection Date Monochromator Protocol
1 295 K
Radiation Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE ELLIOTT GX-21 ? ? ?
Software
Software Name Purpose Version
MERLOT phasing .
PROFFT refinement .
XENGEN data reduction .
XENGEN data scaling .