X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.5
Details VAPOR DIFFUSION METHOD, HANGING DROP TECHNIQUE, 1.4M SODIUM CITRATE, 100MM HEPES, PH 7.5

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 91.87 α = 90
b = 62 β = 102.66
c = 118.34 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 103
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU MIRORS 1997-06-01
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
2.2 60 85.0 0.052 -- -- 4.1 -- 89611 -- 1.0 27.4
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)
2.2 2.3 68.0 0.052 0.264 6.3 1.6 --

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 2.2 60.0 -- 0.0 -- 27817 1122 83.8 -- 0.246 0.246 0.318 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 2.2 2.34 -- 137 3391 0.299 0.342 0.029 64.6
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 50.6
Anisotropic B[1][1] -1.17
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -1.61
Anisotropic B[2][2] -12.46
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 13.62
RMS Deviations
Key Refinement Restraint Deviation
c_dihedral_angle_d 18.0
c_bond_d 0.006
c_angle_deg 1.3
c_improper_angle_d 0.71
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.3
Luzzati Sigma A (Observed) 0.22
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.4
Luzzati Sigma A (R-Free Set) 0.24
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4332
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 565

Software

Software
Software Name Purpose
PHASES phasing
CCP4 model building
CNS refinement version: 0. 0.3
DENZO data reduction
SCALEPACK data scaling
CCP4 phasing