X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.8
Temperature 298.0
Details 10% ETHANOL, 100MM PHOSPHATE, PH 6.8, 3MM CAMP, 5% GLYCEROL, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 298K, VAPOR DIFFUSION, HANGING DROP

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 46.18 α = 90
b = 94.3 β = 90
c = 105.61 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 90
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315r -- 2007-06-24
Diffraction Radiation
Monochromator Protocol
SI 111 CHANNEL SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON SSRL BEAMLINE BL7-1 1.000 SSRL BL7-1

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
1.6 40 98.3 0.053 0.053 -- 7.1 60457 60457 0.0 -3.0 25.3
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)
1.6 1.66 96.5 0.493 0.493 2.9 4.5 --

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 1.6 38.6 -- 0.0 57572 57572 2918 93.5 -- 0.209 0.209 0.234 THICK SHELLS
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 1.6 1.63 -- 117 2195 0.284 0.322 0.03 75.9
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model variable
Mean Isotropic B 38.5
Anisotropic B[1][1] -0.25
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.38
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.13
RMS Deviations
Key Refinement Restraint Deviation
c_dihedral_angle_d 18.5
c_angle_deg 1.4
c_improper_angle_d 1.37
c_bond_d 0.013
Coordinate Error
Parameter Value
Luzzati ESD (Observed) 0.2
Luzzati Sigma A (Observed) 0.15
Luzzati Resolution Cutoff (Low) 5.0
Luzzati ESD (R-Free Set) 0.23
Luzzati Sigma A (R-Free Set) 0.17
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 3190
Nucleic Acid Atoms 0
Heterogen Atoms 62
Solvent Atoms 151

Software

Software
Software Name Purpose
ADSC data collection version: Quantum
AMoRE phasing
CNS refinement version: 1.1
HKL-2000 data reduction
HKL-2000 data scaling