X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 8.5
Temperature 298.0
Details PEG 4000, Na-acetate, glycerol, pH 8.5, VAPOR DIFFUSION, SITTING DROP, temperature 298.0K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 74.46 α = 90
b = 81.86 β = 90.78
c = 37.32 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IIC -- 1998-09-10
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
2.3 500 94.8 0.058 -- -- -- -- 9471 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)
2.3 2.38 90.9 -- -- -- -- 796

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
-- 2.3 500.0 -- 0.0 -- 9471 995 94.8 -- -- 0.2 0.258 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 2.3 2.38 -- 94 796 0.196 0.287 0.03 90.9
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 24.8
Anisotropic B[1][1] 2.52
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -3.92
Anisotropic B[2][2] -0.49
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -2.03
RMS Deviations
Key Refinement Restraint Deviation
c_mcbond_it 1.38
c_dihedral_angle_d 23.1
c_angle_d 1.2
c_mcangle_it 2.21
c_scbond_it 2.25
c_scangle_it 3.25
c_bond_d 0.005
c_improper_angle_d 0.74
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.25
Luzzati Sigma A (Observed) 0.13
Luzzati Resolution Cutoff (Low) 6.0
Luzzati ESD (R-Free Set) 0.34
Luzzati Sigma A (R-Free Set) 0.22
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1514
Nucleic Acid Atoms 0
Heterogen Atoms 1
Solvent Atoms 94

Software

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