X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 6.5
Temperature 277.0
Details 0.1 M Bis Tris, 0.2 M Magnesium Chloride, 25% PEG 3350, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 58.12 α = 90
b = 85.12 β = 94.42
c = 111.88 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 103
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD ADSC QUANTUM 315 beamline 2008-11-22
Diffraction Radiation
Monochromator Protocol
beamline optics SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 24-ID-C 0.979 APS 24-ID-C

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
1.95 50 99.0 0.072 -- -- 3.6 -- 78342 -- -- 26.3
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)
1.95 2.02 98.5 0.49 -- 2.8 3.6 7760

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 1.95 50.0 -- -- 74391 74391 3925 98.77 -- 0.1672 0.1658 0.1949 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 1.95 2.0 -- 286 5258 0.208 0.23 -- 95.06
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model isotropic
Mean Isotropic B 31.328
Anisotropic B[1][1] 0.39
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] -0.5
Anisotropic B[2][2] -1.0
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.52
RMS Deviations
Key Refinement Restraint Deviation
r_chiral_restr 0.082
r_gen_planes_refined 0.006
r_mcbond_it 0.593
r_angle_refined_deg 1.197
r_dihedral_angle_3_deg 13.588
r_scbond_it 1.933
r_bond_refined_d 0.011
r_dihedral_angle_2_deg 34.65
r_dihedral_angle_1_deg 5.663
r_scangle_it 3.227
r_mcangle_it 1.124
r_dihedral_angle_4_deg 20.635
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 7982
Nucleic Acid Atoms 0
Heterogen Atoms 12
Solvent Atoms 465

Software

Software
Software Name Purpose
ADSC data collection version: Quantum
MOLREP phasing
REFMAC refinement version: 5.5.0109
DENZO data reduction
SCALEPACK data scaling