X-RAY DIFFRACTION

Crystallization Details
Method pH Temprature Details
X-RAY DIFFRACTION 4.6 277 CATHEPSIN A WAS CRYSTALLIZED USING THE HANGING DROP METHOD: 1 UL OF PROTEIN SOLUTION, CONTAINING 6.5 MG/ML CATHEPSIN A, 25 MM TRIS-HCL (PH 8.0) AND 300 MM NACL, WAS MIXED WITH 1 UL RESERVOIR SOLUTION, CONTAINING 100 MM NAACETATE (PH 4.5), 18-20% PEG400 AND 100 MM CDCL2, AND SET TO EQUILIBRATE AT 4DEG.C. ROD-SHAPED CRYSTALS APPEARED IN ABOUT ONE WEEK.
Unit Cell:
a: 89.649 Å b: 102.527 Å c: 49.395 Å α: 90.00° β: 100.94° γ: 90.00°
Symmetry:
Space Group: C 1 2 1
Crystal Properties:
Matthew's Coefficient: 2.42 Solvent Content: 49.2
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 1.89 44.02 33271 1752 99.98 0.14484 0.21073 18.551
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
1.89 66.74 99.9 0.08 ? 14.12 3.8 ? 35026 ? -3.0 20.2
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 1.89 1.94 100.0 ? 3.76 3.8
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 ESRF BEAMLINE ID14-1 ? ESRF ID14-1
Software
Software Name Purpose Version
REFMAC refinement 5.2.0019
XDS data reduction .
XSCALE data scaling .
PHASER phasing .
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