X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 5.5
Temperature 295.0
Details Crystals were grown in a reservoir solution containing 25% w/v polyethylene glycol 3350, 0.2 M magnesium chloride, and 0.1 M Bis-Tris, pH 5.5, and flash frozen with a cryoprotectant of 20% ethylene glycol and 20 mM sodium cyanide solution., VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 59.31 α = 90
b = 67.01 β = 90
c = 69.57 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 RIGAKU SATURN 944+ Varimax-VHF optics 2011-10-07
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
ROTATING ANODE RIGAKU MICROMAX-007 HF 1.54178 -- --

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
1.8 50 99.9 0.095 -- -- 9.9 25378 25378 -- -- --

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 1.8 25.267 -- -- 24090 24090 1288 96.4 0.19937 0.19937 0.19727 0.23842 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 1.8 1.847 1262 72 1262 0.243 0.353 -- 70.88
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 18.886
Anisotropic B[1][1] -0.08
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] 0.06
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.02
RMS Deviations
Key Refinement Restraint Deviation
r_scbond_it 1.753
r_gen_planes_refined 0.004
r_bond_refined_d 0.012
r_mcbond_it 0.667
r_angle_refined_deg 1.187
r_dihedral_angle_2_deg 36.905
r_dihedral_angle_3_deg 12.139
r_scangle_it 2.813
r_dihedral_angle_1_deg 5.962
r_dihedral_angle_4_deg 11.165
r_chiral_restr 0.076
r_mcangle_it 1.258
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 1830
Nucleic Acid Atoms 0
Heterogen Atoms 91
Solvent Atoms 338

Software

Software
Software Name Purpose
REFMAC refinement version: 5.5.0109
MOSFLM data reduction
SCALA data scaling