X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8.6
Temperature 277.0
Details PEG 8000, MAGNESIUM CHLORIDE, TRIS-HCL, pH 8.6, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 50.26 α = 90
b = 141.76 β = 90.11
c = 59.6 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IV -- 2002-05-05
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU FR-D -- -- --

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
2.8 29.83 91.8 -- 0.09 -- 3.11 -- 18904 -- -3.0 28.3
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)
2.8 2.9 94.5 -- -- 4.0 -- --

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 2.8 29.83 -- 0.0 -- 18821 1387 91.7 -- 0.242 0.242 0.327 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 2.8 2.98 -- 236 2961 0.304 0.412 0.027 94.3
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 26.7
Anisotropic B[1][1] 6.96
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -1.12
Anisotropic B[2][2] 2.34
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -9.3
RMS Deviations
Key Refinement Restraint Deviation
c_improper_angle_d 1.01
c_dihedral_angle_d 23.5
c_bond_d 0.01
c_angle_deg 1.6
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.36
Luzzati Sigma A (Observed) 0.36
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.54
Luzzati Sigma A (R-Free Set) 0.55
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6609
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 31

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
CCP4 model building version: MOLREP
CNS refinement version: 1.1
CCP4 phasing version: (MOLREP)