X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 7.5
Temperature 277.0
Details 32% MPD, 100mM Tris-HCl, 160mM MgCl2, 10% Glycerol, 2%(w/v) PEG6000, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 136.24 α = 90
b = 261.83 β = 90
c = 282.28 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 MARCCD225 -- 2011-11-09
Diffraction Radiation
Monochromator Protocol
crystal SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON ESRF BEAMLINE BM14 0.97327 ESRF BM14

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
3.2 59.4 100.0 0.32 -- -- 7.5 1247571 166588 0.0 0.0 56.9
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)
3.2 3.37 100.0 0.85 -- 2.4 7.3 24106

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 3.2 59.38 -- 0.0 166588 158133 8354 100.0 0.19927 0.19927 0.19799 0.22333 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 3.2 3.283 11547 630 11547 0.28 0.312 -- 99.99
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 43.395
Anisotropic B[1][1] -0.12
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.36
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.48
RMS Deviations
Key Refinement Restraint Deviation
r_angle_refined_deg 1.416
r_dihedral_angle_1_deg 3.811
r_mcangle_it 6.821
r_chiral_restr 0.085
r_bond_refined_d 0.012
r_dihedral_angle_2_deg 41.898
r_mcbond_it 4.07
r_dihedral_angle_3_deg 16.448
r_dihedral_angle_4_deg 22.026
r_gen_planes_refined 0.004
r_scbond_it 7.423
r_scangle_it 12.351
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 54096
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 901

Software

Software
Software Name Purpose
HKL-2000 data collection
PHASER phasing
REFMAC refinement version: 5.5.0072
MOSFLM data reduction
SCALA data scaling