X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7
Temperature 298.0
Details 18% PEG-3350, 0.22M potassium nitrate, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 90.45 α = 90
b = 93.1 β = 90
c = 94.37 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 4 -- 2010-07-29
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 5.0.1 1.0000 ALS 5.0.1

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
2.07 50 99.7 0.103 -- -- 5.8 -- 49114 -- -- --
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)
2.07 2.11 95.3 0.34 -- -- 5.2 2311

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 2.07 45.23 -- 0.0 -- 48971 2485 99.25 -- 0.1696 0.1678 0.2026 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 2.069 2.123 -- 178 3201 0.176 0.208 -- 94.57
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 40.2672
Anisotropic B[1][1] 0.06
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.03
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -0.03
RMS Deviations
Key Refinement Restraint Deviation
r_scbond_it 2.021
r_chiral_restr 0.072
r_angle_other_deg 0.805
r_mcangle_it 1.33
r_mcbond_other 0.17
r_dihedral_angle_1_deg 5.906
r_bond_refined_d 0.009
r_dihedral_angle_4_deg 20.392
r_angle_refined_deg 1.166
r_dihedral_angle_2_deg 33.898
r_bond_other_d 0.001
r_dihedral_angle_3_deg 12.588
r_mcbond_it 0.718
r_gen_planes_refined 0.005
r_gen_planes_other 0.001
r_scangle_it 3.12
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5372
Nucleic Acid Atoms 0
Heterogen Atoms 24
Solvent Atoms 343

Software

Software
Software Name Purpose
HKL data processing
PHASER phasing version: 2.1.4
REFMAC refinement
PDB_EXTRACT data extraction version: 3.10
HKL data reduction
HKL data scaling