X-RAY DIFFRACTION

Crystallization Details
Method pH Temprature Details
X-RAY DIFFRACTION ? 273 100 mg of Thaumatin from Thaumatococcus daniellii (Sigma, T7638) was dissolved in 1 mL of MiliQ water, reaching a concentration of 100 mg/mL with solutions vortexed to ensure complete dissolution. Subsequently, 200 uL of the thaumatin solution was mixed with 200 uL of 1.6 M (Na, K, tartrate) crystallization solution. A tube of the resulting mixture was placed on a rotator operating at 20 C. After an incubation period of 16-18 hr, thaumatin crystals grow to a size of 15-20 um with high density. Crystals were stored at 4 C until the experiment.
Unit Cell:
a: 58.61 Å b: 58.61 Å c: 151.7 Å α: 90° β: 90° γ: 90°
Symmetry:
Space Group: P 41 21 2
Crystal Properties:
Matthew's Coefficient: 2.93 Solvent Content: 58.03
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 1.800 8.130 25059 1267 98.642 ? 0.1923 28.931
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
1.8 8.13 100 ? ? 7.037744 444 ? 25123 ? ? ?
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 1.8 1.85 ? ? ? ? ? ?
Diffraction
Diffraction experiment
Crystal ID Scattering Type Data Collection Temprature Detector Detector Type Details Collection Date Monochromator Protocol
1 273 K ?
Radiation Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON MAX IV BEAMLINE MicroMAX 0.9537 MAX IV MicroMAX
Software
Software Name Purpose Version
REFMAC refinement 5.8.0430 (refmacat 0.4.100)
CrystFEL data reduction .
CrystFEL data scaling .
PHASER phasing .
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