X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 277.0
Details TRI-SODIUM CITRATE DIHYDRATE, ISOPROPANOL, HEPES, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 146.33 α = 90
b = 146.33 β = 90
c = 82.73 γ = 120
Symmetry
Space Group P 32 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 1999-06-03
CCD ADSC QUANTUM 4 -- 1999-06-03
CCD ADSC QUANTUM 4 -- 1999-04-30
CCD ADSC QUANTUM 4 -- 1999-06-03
Diffraction Radiation
Monochromator Protocol
-- MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE BM14 0.9790 ESRF BM14
SYNCHROTRON ESRF BEAMLINE BM14 0.9785 ESRF BM14
SYNCHROTRON SRS BEAMLINE PX9.6 0.87 SRS PX9.6
SYNCHROTRON ESRF BEAMLINE BM14 0.8856 ESRF BM14

Data Collection

Overall
Resolution (High) Resolution (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
2.8 30 98.9 0.075 -- -- 3.3 25459 25169 2.0 2.0 50.0
High Resolution Shell
Resolution (High) Resolution (Low) Percent Possible (All) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All)
2.8 2.93 -- 0.309 -- -- 3.0 3134

Refinement

Statistics
Structure Solution Method Refinement High Resolution Refinement Low Resolution Cut-off Sigma (I) Cut-off Sigma (F) Number of Reflections (All) Number of Reflections (Observed) Number of Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work R-Free R-Free Selection Details
MAD 2.8 20.0 2.0 2.0 25459 25169 1260 -- -- -- 0.234 0.275 Random
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 1.2
c_bond_d 0.008
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3217
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 225

Software

Software
Software Name Purpose
SOLVE phasing
CNS refinement
DENZO data reduction
SCALEPACK data scaling