X-RAY DIFFRACTION Experimental Data & Validation


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Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7.3
Temperature 298.0
Details 100mM bis-tris, pH 7.3, VAPOR DIFFUSION, SITTING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 89.94 α = 90
b = 89.94 β = 90
c = 46.48 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 90
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC -- 1997-12-05
Diffraction Radiation
Monochromator Protocol
SI(111) MAD
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL1-5 1.0688, 0.9800, 0.9795, 0.9322 SSRL BL1-5

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
1.8 45 99.3 -- -- -- -- -- 20106 0.0 0.0 --
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)
1.8 1.9 97.1 -- -- -- -- --

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 1.9 45.0 -- 0.0 -- 17327 861 -- -- 0.205 0.202 0.257 RANDOM
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 2.0
c_bond_d 0.012
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 793
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 189

Software

Computing
Computing Package Purpose
MOSFLM Data Reduction (intensity integration)
CCP4 (SCALA) Data Reduction (data scaling)
CCP4 Structure Solution
REFMAC 4 Structure Refinement
Software
Software Name Purpose
REFMAC_4.0 version: 26/11/99 refinement
SCALA data reduction
MOSFLM data collection