X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 5.2
Temperature 279.0
Details PEG 3350, AMMONIUM SULFATE, SODIUM ACETATE pH 5.2, VAPOR DIFFUSION, HANGING DROP, temperature 279K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 65.97 α = 90
b = 89.06 β = 90
c = 194.86 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2001-03-31
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID14-1 0.934 ESRF ID14-1

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
2.1 20 99.1 0.098 -- -- 7.4 66583 66583 -- 0.0 30.8
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)
2.1 2.17 98.6 0.595 -- 3.4 59.5 6551

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 2.1 20.0 0.0 0.0 66535 66535 3358 98.7 -- -- 0.194 0.245 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 2.1 2.23 9764 506 9764 0.239 0.312 0.014 92.1
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED.
Mean Isotropic B 29.9
Anisotropic B[1][1] 5.95
Anisotropic B[1][2] -3.5
Anisotropic B[1][3] -2.44
Anisotropic B[2][2] 0.0
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.0
RMS Deviations
Key Refinement Restraint Deviation
c_scbond_it 2.33
c_scangle_it 3.38
c_mcbond_it 1.36
c_bond_d 0.005
c_angle_deg 1.2
c_mcangle_it 2.1
c_improper_angle_d 0.76
c_dihedral_angle_d 21.5
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.23
Luzzati Sigma A (Observed) 0.2
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.3
Luzzati Sigma A (R-Free Set) 0.27
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 8036
Nucleic Acid Atoms 0
Heterogen Atoms 108
Solvent Atoms 949

Software

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