X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.5
Temperature 296.0
Details PEG-monomethyl ether 5000, sodium cacodylate, ammonium sulfate, KCL, TRIS, EDTA, DTT, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 296K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 138.14 α = 90
b = 98.14 β = 110.7
c = 111.97 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 296
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS II -- 1997-07-01
Diffraction Radiation
Monochromator Protocol
graphite SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU 1.54178 -- --

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
3 40 84.0 0.145 -- -- 2.1 23396 23396 0.0 -3.0 --
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)
3.0 3.09 78.0 0.43 -- 1.8 -- --

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
MIR 3.0 37.96 -- 0.0 22378 22378 2221 79.5 -- 0.273 0.268 0.311 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 3.0 3.19 -- 328 2926 0.431 0.482 0.027 70.1
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 25.2
Anisotropic B[1][1] -2.77
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.36
Anisotropic B[2][2] -1.1
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 3.87
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.007
c_angle_deg 1.5
c_improper_angle_d 0.86
c_dihedral_angle_d 23.6
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.49
Luzzati Sigma A (Observed) 0.85
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.58
Luzzati Sigma A (R-Free Set) 0.95
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 9208
Nucleic Acid Atoms 0
Heterogen Atoms 204
Solvent Atoms 0

Software

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