X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 70.69 α = 90
b = 71.48 β = 100.53
c = 72.8 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MAR scanner 345 mm plate Osmic mirrors 2002-05-24
Diffraction Radiation
Monochromator Protocol
OSMICS SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE ENRAF-NONIUS FR591 1.5418 -- --

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
1.64 20 87.9 0.036 0.042 -- 7.33 44106 38758 -- -3.0 21.8
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)
1.64 1.74 53.0 0.16 0.17 9.71 6.25 7048

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
FOURIER SYNTHESIS 1.67 19.3 -- 0.0 -- 38750 1938 93.6 -- -- 0.179 0.205 RANDOM BUT NOT SAME AS FOR PREVIOUS REFINED STRUCTURES
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 1.67 1.73 -- 181 3436 0.228 0.249 0.019 87.9
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 17.5
Anisotropic B[1][1] 0.95
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.76
Anisotropic B[2][2] -1.35
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.41
RMS Deviations
Key Refinement Restraint Deviation
c_mcangle_it 1.09
c_dihedral_angle_d 24.3
c_improper_angle_d 2.06
c_mcbond_it 0.63
c_scbond_it 1.47
c_scangle_it 2.14
c_bond_d 0.011
c_angle_deg 1.8
Coordinate Error
Parameter Value
Luzzati ESD (R-Free Set) 0.2
Luzzati Sigma A (R-Free Set) 0.12
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2292
Nucleic Acid Atoms 0
Heterogen Atoms 32
Solvent Atoms 404

Software

Software
Software Name Purpose
CNX refinement version: 2000
MAR345 data collection
XDS data scaling