X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8.5
Temperature 277.0
Details 16% PEG6000, 0.1M Bicine, 0.005M CdCl2, pH 8.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 68.7 α = 90
b = 170.5 β = 95.2
c = 87.3 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 93
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IV++ confocal mirror 2002-07-11
Diffraction Radiation
Monochromator Protocol
Confocal mirror SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU ULTRAX 18 1.5418 -- --

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
2.7 15 98.5 0.095 -- -- 2.6 139372 53883 0.0 0.0 47.2
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)
2.7 2.79 96.8 0.237 -- 3.0 2.5 5481

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 2.7 14.94 -- 0.0 53756 53756 2681 98.3 0.221 0.221 0.22 0.239 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 2.7 2.87 8992 450 -- 0.2978 0.3148 -- --
X Ray Diffraction 2.87 3.09 9018 427 -- 0.2808 0.3111 -- --
X Ray Diffraction 3.09 3.39 9037 471 -- 0.2577 0.2695 -- --
X Ray Diffraction 3.39 3.88 8935 436 -- 0.2231 0.244 -- --
X Ray Diffraction 3.88 4.86 8955 474 -- 0.1723 0.1855 -- --
X Ray Diffraction 4.86 14.94 8819 423 -- 0.1741 0.203 -- --
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model Isotropic
Mean Isotropic B 28.8
RMS Deviations
Key Refinement Restraint Deviation
c_angle_d 1.4
c_improper_angle_d 0.86
c_bond_d 0.007
c_dihedral_angle_d 23.3
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.34
Luzzati Sigma A (Observed) 0.41
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.37
Luzzati Sigma A (R-Free Set) 0.45
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 14052
Nucleic Acid Atoms 0
Heterogen Atoms 8
Solvent Atoms 504

Software

Software
Software Name Purpose
CrystalClear data collection
CrystalClear data reduction version: (MSC/RIGAKU)
CNS refinement
CrystalClear data scaling version: (MSC/RIGAKU)
CNS phasing