X-RAY DIFFRACTION

Crystallization Details
Method pH Temprature Details
X-RAY DIFFRACTION 5.2 298 16-30 mg/ml protein purified from gastric juice. 30% saturated ammonium sulphate buffered with 200 mM formate, pH 5.2, VAPOR DIFFUSION, temperature 298K
Unit Cell:
a: 50.890 Å b: 75.270 Å c: 87.100 Å α: 90.00° β: 90.00° γ: 90.00°
Symmetry:
Space Group: P 21 21 21
Crystal Properties:
Matthew's Coefficient: 2.41 Solvent Content: 48.93
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 2.61 7.97 8978 1025 93.42 0.13713 0.19986 19.140
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
2.6 8.0 96.7 0.033 ? ? 4.2 10782 10426 0 0 34.7
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 2.60 2.78 ? ? ? ? ? ?
Diffraction
Diffraction experiment
Crystal ID Scattering Type Data Collection Temprature Detector Detector Type Details Collection Date Monochromator Protocol
1 277 K
Radiation Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.5 0.92 SRS PX9.5
Software
Software Name Purpose Version
SBC-Collect data collection .
AMoRE phasing .
REFMAC refinement 5.6.0117
DENZO data reduction .
SCALA data scaling .