X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Microdialysis
pH 4.7
Temperature 298.0
Details PEG 2000 MME, Ammonium Sulfate, pH 4.7, MICRODIALYSIS, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 57.2 α = 90
b = 61.08 β = 90
c = 122.45 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS II -- 1996-08-30
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU200 -- -- --

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
2.6 40 92.0 0.118 -- -- 7.7 108652 14138 0.0 0.0 20.3
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)
2.6 2.69 55.3 0.507 -- -- -- 1378

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
-- 2.6 40.0 -- 2.0 108652 9906 1025 -- 0.232 0.226 0.226 0.287 RANDOM
High Resolution Shell
Refinement method Shell Resolution (High) Shell Resolution (Low) # of Reflections (Observed) # of Reflections (R-Free) # of Reflections (R-Work) R-Factor (R-Work) R-Factor (R-Free) R-Factor (R-Free Error) Percent Reflections (Observed)
X Ray Diffraction 2.6 2.76 -- 67 476 0.267 0.32 0.039 24.3
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 27.3
Anisotropic B[1][1] 0.44
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.55
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.12
RMS Deviations
Key Refinement Restraint Deviation
x_scangle_it 9.43
x_scbond_it 6.78
x_mcangle_it 6.4
x_mcbond_it 4.31
x_improper_angle_d 0.96
x_dihedral_angle_d 21.7
x_angle_deg 6.2
x_bond_d 0.466
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.29
Luzzati Sigma A (Observed) 0.04
Luzzati ESD (R-Free Set) 0.41
Luzzati Sigma A (R-Free Set) 0.3
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2448
Nucleic Acid Atoms 0
Heterogen Atoms 190
Solvent Atoms 31

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
X-PLOR Structure Solution
X-PLOR 3.843 Structure Refinement
Software
Software Name Purpose
X-PLOR(ONLINE) version: 3.843 refinement
X-PLOR model building