X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
pH 5
Details 0.1 M NA ACETATE PH 5, 29% PEG 400, 0.1 M CDCL2

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 92.96 α = 90
b = 92.96 β = 90
c = 165.84 γ = 120
Symmetry
Space Group P 65

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 300
Diffraction Detector
Detector Diffraction Type Details Collection Date
-- -- -- 1997-11-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON LURE BEAMLINE DW32 -- LURE DW32

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
2.1 19.66 98.2 0.079 -- -- 3.9 -- 46359 -- 0.0 14.6
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)
2.1 2.2 89.6 0.371 -- -- 2.1 --

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 2.1 19.66 -- 0.0 -- 46356 2311 98.2 -- 0.189 0.189 0.228 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 2.1 2.23 -- 353 6740 0.265 0.303 0.016 90.6
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 31.9
Anisotropic B[1][1] -0.53
Anisotropic B[1][2] 0.58
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.53
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.06
RMS Deviations
Key Refinement Restraint Deviation
x_improper_angle_d 0.75
x_bond_d 0.006
x_angle_deg 1.3
x_dihedral_angle_d 26.1
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.24
Luzzati Sigma A (Observed) 0.25
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.29
Luzzati Sigma A (R-Free Set) 0.27
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5966
Nucleic Acid Atoms 0
Heterogen Atoms 6
Solvent Atoms 369

Software

Computing
Computing Package Purpose
DENZO Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
AMORE Structure Solution
X-PLOR Structure Refinement
Software
Software Name Purpose
X-PLOR refinement
AMORE model building