X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 7.6
Details MICROSEEDING - PEG3350, 100 MM TRIS PH 7.6, 200 MM KI, 10 MM DTT, PROTEIN CONC.:7 MG/ML HANGING DROP 2+2 UL. TEMPERATURE 293K.

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 149.09 α = 90
b = 89.76 β = 93.08
c = 82.57 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 MARRESEARCH -- 2000-05-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE BW7A -- EMBL/DESY, Hamburg BW7A

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
2.65 20 94.0 0.043 -- -- 2.26 -- 32449 -- -- 63.8
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)
2.65 2.74 78.5 0.233 -- 3.6 -- --

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
MOLECULAR REPLACEMENT 2.65 19.22 -- 0.0 -- 30224 1506 95.4 -- 0.236 0.236 0.287 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 2.65 2.82 -- 233 4814 0.351 0.41 0.027 96.5
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 59.8
Anisotropic B[1][1] 2.83
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 2.8
Anisotropic B[2][2] -7.23
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 4.4
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.007
c_improper_angle_d 0.84
c_dihedral_angle_d 21.0
c_angle_deg 1.4
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.37
Luzzati Sigma A (Observed) 0.37
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.49
Luzzati Sigma A (R-Free Set) 0.51
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6868
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 69

Software

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