X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Sitting Drop
pH 7.5
Temperature 293.0
Details 28% PEG 4000, 0.1M sodium hepes pH 7.5, 0.2M sodium chloride, 0.05M magnesium chloride, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 72.1 α = 86.7
b = 95.81 β = 82.68
c = 109.98 γ = 76.4
Symmetry
Space Group P 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARMOSAIC 300 mm CCD -- 2010-08-05
Diffraction Radiation
Monochromator Protocol
double crystal monochromator SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 23-ID-B 1.03320 APS 23-ID-B

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
2.2 20 88.1 0.054 -- -- 2.0 127961 127961 0.0 0.0 --
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)
2.2 2.32 56.7 -- 0.342 2.0 1.6 --

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 2.2 20.0 -- 0.0 117902 117902 6209 86.3 0.22481 0.22481 0.2233 0.25406 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 2.2 2.256 -- 239 4396 0.29 0.31 -- 43.91
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 57.508
Anisotropic B[1][1] 0.2
Anisotropic B[1][2] 0.56
Anisotropic B[1][3] 0.83
Anisotropic B[2][2] -0.3
Anisotropic B[2][3] -0.85
Anisotropic B[3][3] -0.28
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 1.149
r_dihedral_angle_3_deg 15.156
r_angle_refined_deg 1.012
r_gen_planes_refined 0.003
r_chiral_restr 0.064
r_bond_refined_d 0.007
r_mcangle_it 0.482
r_mcbond_it 0.252
r_scbond_it 0.685
r_dihedral_angle_2_deg 36.765
r_dihedral_angle_1_deg 4.534
r_dihedral_angle_4_deg 14.599
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 14672
Nucleic Acid Atoms 0
Heterogen Atoms 212
Solvent Atoms 339

Software

Software
Software Name Purpose
Blu-Ice data collection
PHASER phasing
REFMAC refinement version: 5.5.0109
HKL-2000 data reduction
HKL-2000 data scaling