X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7
Temperature 290.0
Details PEG 1500, pH 7, VAPOR DIFFUSION, SITTING DROP, temperature 290K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 31.13 α = 90
b = 47.22 β = 97.14
c = 48.31 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 298
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 1998-10-27
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE SCHNEIDER -- -- --

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
2.4 20 96.6 0.085 -- -- 2.46 5537 5346 -10.0 -10.0 25.7
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)
2.4 2.49 99.2 0.325 -- -- 2.48 530

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
-- 2.4 18.76 0.0 0.0 5144 5144 536 93.1 0.198 0.198 0.198 0.27 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 2.4 2.55 -- 85 738 0.296 0.31 0.034 90.5
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 37.4
Anisotropic B[1][1] -14.86
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 3.97
Anisotropic B[2][2] 4.22
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 10.63
RMS Deviations
Key Refinement Restraint Deviation
c_dihedral_angle_d 22.7
c_bond_d 0.007
c_angle_deg 1.1
c_mcbond_it 3.08
c_mcangle_it 4.72
c_improper_angle_d 0.66
c_scbond_it 4.58
c_scangle_it 6.57
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.29
Luzzati Sigma A (Observed) 0.36
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.4
Luzzati Sigma A (R-Free Set) 0.39
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1222
Nucleic Acid Atoms 0
Heterogen Atoms 31
Solvent Atoms 32

Software

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