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 = 92.17 α = 90
b = 92.17 β = 90
c = 225.66 γ = 120
Symmetry
Space Group P 31 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
-- MARRESEARCH -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE ENRAF-NONIUS FR591 -- -- --

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
2.25 25 99.7 0.013 -- -- 6.9 -- 53552 -- -- 18.8
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)
2.25 2.33 99.2 0.04 -- 4.8 -- --

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 2.25 24.07 -- 0.0 -- 51164 2573 95.5 -- 0.178 0.178 0.215 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 2.25 2.33 -- 258 4471 0.189 0.242 0.015 90.6
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 21.2
Anisotropic B[1][1] 1.58
Anisotropic B[1][2] 2.93
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 1.58
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -3.17
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.01
c_angle_deg 1.7
c_improper_angle_d 1.28
c_dihedral_angle_d 23.4
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.22
Luzzati Sigma A (Observed) 0.15
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.27
Luzzati Sigma A (R-Free Set) 0.21
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5576
Nucleic Acid Atoms 0
Heterogen Atoms 166
Solvent Atoms 593

Software

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