X-RAY DIFFRACTION

Crystallization Details
Method pH Temprature Details
X-RAY DIFFRACTION 4.5 293 Crystals of the HEWL/NAMI-A adduct suitable for X-ray diffraction studies Have been grown by hanging drop vapor diffusion by mixing 1 L of 20 mg/mL HEWL/NAMI-A complex (protein to metal ratio 1:10) with an equal volume of reservoir solution containing 1.0 M NaCl and 50 mM sodium acetate pH 4.5. These crystals were fished with nylon loops and flash-frozen at 100 K using nitrogen gas, without cryoprotectant. This procedure partly dehydrates the crystals, enhancing in some cases the resolution of X-ray diffraction data, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Unit Cell:
a: 77.772 Å b: 77.772 Å c: 37.316 Å α: 90.00° β: 90.00° γ: 90.00°
Symmetry:
Space Group: P 43 21 2
Crystal Properties:
Matthew's Coefficient: 1.97 Solvent Content: 37.52
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 FOURIER SYNTHESIS THROUGHOUT 1.85 22.15 9628 490 98.91 0.17933 0.23994 26.913
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
1.85 22.15 98.9 0.095 ? 5.3 5.3 10143 10143 0 0 ?
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
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 MICROMAX-007 HF 1.5418 ? ?
Software
Software Name Purpose Version
REFMAC refinement 5.7.0032
CNS refinement .
CrystalClear data collection .
HKL-2000 data reduction .
HKL-2000 data scaling .
CNS phasing .
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