X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 298.0
Details 0.05 M magnesium chloride hexahydrate, 0.1 M HEPES pH 7.5, 30% v/v Polyethylene glycol monomethyl ether 550, VAPOR DIFFUSION, HANGING DROP, temperature 298K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 51.29 α = 90
b = 54.36 β = 90
c = 88.36 γ = 90
Symmetry
Space Group I 2 2 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 -- 2009-10-25
Diffraction Radiation
Monochromator Protocol
double crystal Si (111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ALS BEAMLINE 4.2.2 1.000 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 46.3 96.3 -- -- -- -- 24736 23821 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)
1.4 1.45 76.8 -- -- -- -- --

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 46.3 -- -- 22606 22606 1215 96.3 -- 0.15052 0.1482 0.19606 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 -- 65 1232 0.196 0.33 -- 74.07
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 17.875
Anisotropic B[1][1] -1.49
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.87
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 2.36
RMS Deviations
Key Refinement Restraint Deviation
r_sphericity_bonded 19.171
r_sphericity_free 38.03
r_rigid_bond_restr 2.951
r_gen_planes_other 0.001
r_gen_planes_refined 0.007
r_chiral_restr 0.096
r_dihedral_angle_4_deg 14.692
r_dihedral_angle_3_deg 12.263
r_dihedral_angle_2_deg 32.227
r_dihedral_angle_1_deg 6.499
r_angle_other_deg 0.903
r_angle_refined_deg 1.608
r_bond_other_d 0.002
r_bond_refined_d 0.015
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1055
Nucleic Acid Atoms 0
Heterogen Atoms 1
Solvent Atoms 171

Software

Computing
Computing Package Purpose
ADSC Quantum Data Collection
d*TREK Data Reduction (intensity integration)
d*TREK Data Reduction (data scaling)
Phaser Structure Solution
REFMAC 5.6.0111 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.6.0111 refinement
Phaser model building
ADSC version: Quantum data collection