X-RAY DIFFRACTION

Crystallization Details
Method pH Temprature Details
X-RAY DIFFRACTION 7.5 289 Mycobacterium tuberculosis DHFR, R9978 at 10 mg/ml, Batch number BOS051006 against RigakuReagents Ammonium Sulfate Screen, condition B10: 2.2M ammonium sulfate + 0.2M potassium acetate; 20% EG cryo; crystal tracking ID 255057b10 (puck gel2-3)
Unit Cell:
a: 29.050 Å b: 66.980 Å c: 77.260 Å α: 90.000° β: 90.000° γ: 90.000°
Symmetry:
Space Group: P 21 21 21
Crystal Properties:
Matthew's Coefficient: 1.93 Solvent Content: 32
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 FREE R-VALUE 1.8500 33.4630 12959 645 96.0900 0.1501 0.1915 17.0744
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
1.850 50 96.100 0.098 ? 23.240 15.4 ? 12959 ? -3.000 14.390
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 1.850 1.900 86.800 ? ? 4.320 ? 8817
Diffraction
Diffraction experiment
Crystal ID Scattering Type Data Collection Temprature Detector Detector Type Details Collection Date Monochromator Protocol
1 100 K ?
Radiation Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU FR-E SUPERBRIGHT 1.54 ? ?
Software
Software Name Purpose Version
XSCALE data scaling .
PHENIX refinement dev_1702
PDB_EXTRACT data extraction 3.20
Coot model building .
XDS data reduction .
PHASER phasing .
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