X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7.25
Temperature 277.0
Details 15% w/v PEG3350, 0.1 M HEPES, pH 7.25, 0.2 M potassium fluoride, 25 mM beta-octyl glucoside, VAPOR DIFFUSION, SITTING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 66.94 α = 90
b = 74.66 β = 90
c = 74.8 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
CCD ADSC QUANTUM 315r -- 2010-12-04
Diffraction Radiation
Monochromator Protocol
Si(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE ID23-1 0.97 ESRF ID23-1

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
1.66 52.85 98.2 -- -- -- -- 44163 44163 0.0 0.0 --

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 1.66 52.85 -- 0.0 41837 41837 2226 97.94 -- 0.21983 0.21792 0.25542 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 1.66 1.703 -- 175 3027 0.302 0.314 -- 96.53
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 28.514
Anisotropic B[1][1] 0.88
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.22
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.1
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 4.517
r_scbond_it 2.808
r_mcangle_it 1.943
r_mcbond_it 1.082
r_gen_planes_refined 0.008
r_chiral_restr 0.104
r_dihedral_angle_4_deg 17.268
r_dihedral_angle_3_deg 14.662
r_dihedral_angle_2_deg 34.035
r_dihedral_angle_1_deg 5.609
r_angle_refined_deg 1.498
r_bond_refined_d 0.015
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2622
Nucleic Acid Atoms 0
Heterogen Atoms 40
Solvent Atoms 286

Software

Computing
Computing Package Purpose
HKL-2000 Data Collection
HKL-2000 Data Reduction (intensity integration)
HKL-2000 Data Reduction (data scaling)
molrep Structure Solution
REFMAC 5.5.0102 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.5.0102 refinement
molrep model building
HKL-2000 data collection