X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 6.8
Details CRYSTALLIZED IN 12% PEG 8000, 0.2 M MG ACETATE, 0.1 NA CACODYLATE PH 6.8

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 185.6 α = 90
b = 33 β = 101.6
c = 85.2 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 300
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU MIRRORS 1994-02
Diffraction Radiation
Monochromator Protocol
NI FILTER --
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RUH2R -- -- --

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 50 92.7 -- 0.072 -- -- -- 18908 -- 0.0 45.0
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 2.5 94.5 -- -- 2.6 -- --

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
MIRAS 2.4 50.0 -- 0.0 -- 18908 1926 92.7 -- 0.225 0.225 0.295 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 -- 275 2875 0.368 0.455 0.027 94.1
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 45.0
Anisotropic B[1][1] -11.35
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 7.7
Anisotropic B[2][2] 6.33
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 5.02
RMS Deviations
Key Refinement Restraint Deviation
x_angle_deg 1.4
x_mcbond_it 1.77
x_scangle_it 4.53
x_improper_angle_d 1.24
x_dihedral_angle_d 26.1
x_bond_d 0.007
x_scbond_it 2.81
x_mcangle_it 3.0
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.34
Luzzati Sigma A (Observed) 0.47
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.45
Luzzati Sigma A (R-Free Set) 0.46
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3531
Nucleic Acid Atoms 0
Heterogen Atoms 102
Solvent Atoms 48

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
X-PLOR model building version: 3.843
X-PLOR refinement version: 3.843
X-PLOR phasing version: 3.843