X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5
Details pH 5.00

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 126.4 α = 90
b = 126.4 β = 90
c = 172 γ = 120
Symmetry
Space Group H 3 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SRS BEAMLINE PX9.6 -- SRS PX9.6

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
2.6 20 93.4 0.059 0.059 -- 14.4 -- 232660 -- -- 36.7

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 2.6 20.0 -- 0.0 -- 15344 754 93.1 -- 0.173 0.173 0.233 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 2.6 2.76 -- 98 1984 0.24 0.322 0.033 76.6
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 37.1
Anisotropic B[1][1] -3.19
Anisotropic B[1][2] 3.78
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -3.19
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 6.39
RMS Deviations
Key Refinement Restraint Deviation
c_dihedral_angle_d 22.9
c_mcangle_it 5.13
c_mcbond_it 3.31
c_angle_deg 1.3
c_improper_angle_d 0.83
c_scangle_it 6.95
c_bond_d 0.006
c_scbond_it 4.94
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.24
Luzzati Sigma A (Observed) 0.28
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.35
Luzzati Sigma A (R-Free Set) 0.35
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3822
Nucleic Acid Atoms 0
Heterogen Atoms 14
Solvent Atoms 244

Software

Software
Software Name Purpose
CNS refinement version: 0.9
DENZO data reduction
SCALEPACK data scaling
CNS phasing