X-RAY DIFFRACTION

Crystallization Details
Method pH Temprature Details
X-RAY DIFFRACTION 7.5 293 Proteinase K was dissolved in 10 mM Calcium Chloride, 50 mM Tris pH 7.5 at a final concentration of 30 mg/ml. 1-2 microliters of this protein solution was mixed with an equivalent volume of precipitant solution (0.5 M Sodium Nitrate).
Unit Cell:
a: 67.732 Å b: 67.732 Å c: 101.660 Å α: 90.000° β: 90.000° γ: 90.000°
Symmetry:
Space Group: P 43 21 2
Crystal Properties:
Matthew's Coefficient: 2.01 Solvent Content: 38.90
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 1.16 33.87 81802 3928 99.52 0.1424 0.1721 21.92
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
1.16 34.86 99.9 0.061 ? 12.7 8.5 ? 82307 ? ? 15.90
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 1.16 1.18 98.0 ? ? 0.7 8.2 ?
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
SYNCHROTRON SSRL BEAMLINE BL9-2 0.88557 SSRL BL9-2
Software
Software Name Purpose Version
PHENIX refinement 1.18.2_3874
XDS data reduction .
Aimless data scaling .
PHASER phasing .