X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 5.5
Temperature 293.0
Details 25% PEG 8000, 100mM ammonium sulfate, 100 mM bis-Tris, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 50.6 α = 90
b = 50.6 β = 90
c = 167.7 γ = 120
Symmetry
Space Group P 32 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 110
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE MARRESEARCH OSMIC MIRRORS 2000-12-19
Diffraction Radiation
Monochromator Protocol
OSMIC MIRRORS SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE ENRAF-NONIUS FR571 1.54 -- --

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
2.63 30 97.8 -- 0.038 -- 2.9 22407 22407 0.0 0.0 49.1
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)
2.63 2.7 95.4 -- 0.239 2.7 -- 605

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 2.63 24.21 -- 0.0 7835 7809 759 97.9 -- -- 0.223 0.28 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 2.76 994 101 934 0.33 0.423 0.042 77.4
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 39.7
Anisotropic B[1][1] 5.46
Anisotropic B[1][2] 6.84
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 5.46
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -10.92
RMS Deviations
Key Refinement Restraint Deviation
c_dihedral_angle_d 23.5
c_angle_deg 1.5
c_mcangle_it 3.4
c_scangle_it 4.48
c_scbond_it 3.14
c_improper_angle_d 0.68
c_mcbond_it 2.14
c_bond_d 0.007
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.36
Luzzati Sigma A (Observed) 0.43
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.48
Luzzati Sigma A (R-Free Set) 0.56
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1672
Nucleic Acid Atoms 0
Heterogen Atoms 35
Solvent Atoms 16

Software

Software
Software Name Purpose
AMoRE phasing
CNX refinement version: 2000
DENZO data reduction
SCALEPACK data scaling