X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7
Details pH 7.00

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 188.39 α = 90
b = 38.92 β = 104.86
c = 95.48 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 298
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH MIRRORS 2000-07-15
Diffraction Radiation
Monochromator Protocol
TRIANGULAR MONOCHROMATOR SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X11 -- EMBL/DESY, Hamburg X11

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 34.5 96.2 0.062 -- -- 2.2 -- 25527 -- 0.0 44.1
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 2.53 99.0 0.372 -- 1.8 2.2 --

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 2.4 32.8 -- 0.0 -- 25527 1229 95.2 -- 0.209 0.209 0.242 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 -- 195 4048 0.318 0.366 0.026 96.7
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 58.2
Anisotropic B[1][1] 9.51
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 4.77
Anisotropic B[2][2] 0.49
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -10.0
RMS Deviations
Key Refinement Restraint Deviation
c_mcangle_it 2.39
c_scangle_it 11.19
c_dihedral_angle_d 23.3
c_angle_deg 1.3
c_mcbond_it 1.41
c_scbond_it 8.95
c_bond_d 0.008
c_improper_angle_d 0.91
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.32
Luzzati Sigma A (Observed) 0.38
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.38
Luzzati Sigma A (R-Free Set) 0.46
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 4519
Nucleic Acid Atoms 0
Heterogen Atoms 129
Solvent Atoms 24

Software

Software
Software Name Purpose
CNS refinement version: 1.0
MOSFLM data reduction
CCP4 data scaling
CNS phasing