X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8
Temperature 295.0
Details CuCl2, Imidazole, LiNo3, PEG 8K, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 35 α = 80.52
b = 42.87 β = 77.69
c = 48.51 γ = 66.97
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IV mirrors 2000-06-29
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU300 1.5418 -- --

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 30 86.0 0.061 -- -- 2.2 20201 45216 1.0 1.0 19.9
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 1.89 83.0 0.112 -- -- 2.2 --

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
MOLECULAR REPLACEMENT 1.8 24.56 0.0 0.0 20201 20201 1625 86.4 0.238 0.238 0.238 0.259 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 1.8 1.86 -- 144 1805 0.311 0.319 0.027 83.3
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 20.9
Anisotropic B[1][1] -1.12
Anisotropic B[1][2] -2.95
Anisotropic B[1][3] -0.21
Anisotropic B[2][2] -0.55
Anisotropic B[2][3] 4.59
Anisotropic B[3][3] 1.67
RMS Deviations
Key Refinement Restraint Deviation
c_dihedral_angle_d 25.2
c_mcbond_it 0.32
c_bond_d 0.008
c_angle_deg 1.4
c_mcangle_it 0.59
c_scbond_it 0.29
c_improper_angle_d 1.12
c_scangle_it 0.46
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.24
Luzzati Sigma A (Observed) 0.13
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.27
Luzzati Sigma A (R-Free Set) 0.18
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1948
Nucleic Acid Atoms 0
Heterogen Atoms 48
Solvent Atoms 239

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
EPMR phasing
CNS refinement version: 1.0