X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 323.0
Details PEG 400, sodium chloride, calcium chloride, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 323K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 41.51 α = 73.34
b = 42.21 β = 73.17
c = 71.32 γ = 71.09
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 200
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD -- -- 2001-03-05
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 5.0.2 1.0 ALS 5.0.2

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
2.25 50 97.6 0.035 -- -- -- -- 20335 -- -- 23.2
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)
2.25 2.39 96.9 0.076 -- 9.79 -- --

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 2.25 19.96 -- 0.0 -- 19849 956 97.7 -- -- 0.219 0.255 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 2.25 2.39 -- 184 3112 0.266 0.302 0.022 96.8
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 38.3
Anisotropic B[1][1] 7.08
Anisotropic B[1][2] -6.22
Anisotropic B[1][3] 4.61
Anisotropic B[2][2] 4.05
Anisotropic B[2][3] 9.45
Anisotropic B[3][3] -11.12
RMS Deviations
Key Refinement Restraint Deviation
c_mcangle_it 2.35
c_mcbond_it 1.49
c_bond_d 0.006
c_angle_deg 1.3
c_scangle_it 2.9
c_dihedral_angle_d 21.5
c_scbond_it 1.9
c_improper_angle_d 1.17
Coordinate Error
Parameter Value
Luzzati ESD (R-Free Set) 0.35
Luzzati Sigma A (R-Free Set) 0.36
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2612
Nucleic Acid Atoms 978
Heterogen Atoms 3
Solvent Atoms 229

Software

Software
Software Name Purpose
HKL-2000 data collection
SCALEPACK data scaling
EPMR phasing
CNS refinement version: 1.0
HKL-2000 data reduction