X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 277.0
Details Imidazol/Malate, KSCN, PEG 3350, pH 7.0, VAPOR DIFFUSION, HANGING DROP at 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 77.1 α = 90.1
b = 81.81 β = 110.04
c = 99.1 γ = 93.75
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- 2001-06-20
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE BW7B 0.8452 EMBL/DESY, Hamburg BW7B

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 30 86.0 -- 0.08 -- -- 175340 150792 -- 1.0 5.2
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)
2.0 2.1 67.0 -- 0.223 -- -- --

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 2.0 29.25 -- 0.0 175340 150792 6405 82.2 0.229 0.229 0.229 0.282 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 2.0 2.13 15931 841 15090 0.248 0.31 0.011 62.5
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 18.0
Anisotropic B[1][1] 2.65
Anisotropic B[1][2] 0.51
Anisotropic B[1][3] 2.24
Anisotropic B[2][2] -0.21
Anisotropic B[2][3] 0.6
Anisotropic B[3][3] -2.43
RMS Deviations
Key Refinement Restraint Deviation
c_dihedral_angle_d 24.2
c_mcangle_it 1.78
c_scangle_it 3.86
c_improper_angle_d 0.81
c_bond_d 0.006
c_scbond_it 3.03
c_mcbond_it 1.22
c_angle_deg 1.3
Coordinate Error
Parameter Value
Luzzati ESD (R-Free Set) 0.33
Luzzati Sigma A (R-Free Set) 0.25
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 17840
Nucleic Acid Atoms 0
Heterogen Atoms 24
Solvent Atoms 1794

Software

Software
Software Name Purpose
EPMR phasing
CNS refinement version: 1.1
DENZO data reduction
CCP4 data scaling version: (SCALA)