X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapour Diffusion Under Oil
pH 6
Temperature 293.0
Details PEG 4000, ADA (buffer), Acetyl Coenzyme A, pH 6.0, Vapour Diffusion Under Oil, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 59.9 α = 90
b = 61.69 β = 90
c = 84.53 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
IMAGE PLATE RIGAKU RAXIS IV -- 2003-01-01
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU RU200 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
1.7 26 97.6 -- 0.028 -- 3.9 49980 34340 -- 0.0 18.3
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)
1.7 1.76 87.3 -- 0.125 -- -- --

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
SIRAS 1.7 26.09 -- 0.0 34340 34340 1706 97.6 0.196 0.196 0.196 0.235 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 1.7 1.81 -- 262 4998 0.241 0.296 0.018 91.1
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model RESTRAINED
Mean Isotropic B 22.3
Anisotropic B[1][1] -2.97
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -4.04
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 7.01
RMS Deviations
Key Refinement Restraint Deviation
c_angle_deg 1.9
c_mcangle_it 2.34
c_dihedral_angle_d 23.5
c_scbond_it 2.11
c_improper_angle_d 1.39
c_bond_d 0.02
c_scangle_it 3.08
c_mcbond_it 1.52
Coordinate Error
Parameter Value
Luzzati ESD (R-Free Set) 0.24
Luzzati Sigma A (R-Free Set) 0.18
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2188
Nucleic Acid Atoms 0
Heterogen Atoms 102
Solvent Atoms 378

Software

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