X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.7
Temperature 298.0
Details 0.2M tris, 0.12M magnesium sulfate, 20% PEG 4000, pH 7.7, VAPOR DIFFUSION, HANGING DROP, temperature 198K, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 106.28 α = 90
b = 92.71 β = 93.18
c = 89.06 γ = 90
Symmetry
Space Group C 1 2 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD NOIR-1 -- 2010-12-06
Diffraction Radiation
Monochromator Protocol
SAGITALLY FOCUSED Si(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 4.2.2 0.9998 ALS 4.2.2

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
1.4 29.67 99.9 -- -- -- 3.5 169121 169035 3.0 2.0 --
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)
1.4 1.48 100.0 0.378 -- -- 0.35 24654

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 1.4 29.67 -- -- 169122 160594 8278 99.85 0.1431 0.14485 0.14308 0.17917 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 1.4 1.436 -- 609 11892 0.275 0.331 -- 99.94
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 10.361
Anisotropic B[1][1] -0.02
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] -0.01
RMS Deviations
Key Refinement Restraint Deviation
r_sphericity_bonded 2.591
r_sphericity_free 5.192
r_rigid_bond_restr 1.253
r_scangle_it 4.025
r_scbond_it 2.689
r_mcangle_it 1.874
r_mcbond_other 0.508
r_mcbond_it 1.172
r_gen_planes_other 0.001
r_gen_planes_refined 0.008
r_chiral_restr 0.092
r_dihedral_angle_4_deg 11.79
r_dihedral_angle_3_deg 12.184
r_dihedral_angle_2_deg 33.417
r_dihedral_angle_1_deg 7.061
r_angle_other_deg 0.844
r_angle_refined_deg 1.492
r_bond_other_d 0.001
r_bond_refined_d 0.011
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 7197
Nucleic Acid Atoms 0
Heterogen Atoms 15
Solvent Atoms 1150

Software

Computing
Computing Package Purpose
HKL-2000 Data Collection
MOSFLM Data Reduction (intensity integration)
SCALA Data Reduction (data scaling)
PHASER Structure Solution
REFMAC 5.5.0110 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.5.0110 refinement
PHASER model building
HKL-2000 data collection