X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion
pH 8
Temperature 294.0
Details 100mM Tris HCl pH 8.0, 29% PEG 3350, 200mM magnesium chloride, vapor diffusion, temperature 294K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 47.2 α = 90
b = 93.55 β = 98.86
c = 83.24 γ = 90
Symmetry
Space Group P 1 21 1

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MAR CCD 165 mm -- 2008-11-14
Diffraction Radiation
Monochromator Protocol
diamond SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 31-ID 0.97958 APS 31-ID

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
1.6 82.25 99.8 0.096 0.096 -- 5.2 94084 93896 0.0 0.0 21.9
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)
1.6 1.69 100.0 0.495 0.495 2.2 5.1 13722

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
SAD 1.6 20.0 0.0 0.0 93999 93820 4700 99.81 -- 0.237 0.235 0.275 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 1.6 1.641 6562 355 6562 0.392 0.371 -- 100.0
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 28.707
Anisotropic B[1][1] 2.35
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.42
Anisotropic B[2][2] -0.63
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] -1.59
RMS Deviations
Key Refinement Restraint Deviation
r_scangle_it 4.181
r_dihedral_angle_3_deg 13.914
r_angle_refined_deg 1.534
r_dihedral_angle_4_deg 21.04
r_mcangle_it 1.58
r_dihedral_angle_1_deg 5.843
r_scbond_it 2.607
r_mcbond_it 0.938
r_bond_refined_d 0.016
r_dihedral_angle_2_deg 40.3
r_chiral_restr 0.105
r_gen_planes_refined 0.009
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 5207
Nucleic Acid Atoms 0
Heterogen Atoms 3
Solvent Atoms 585

Software

Software
Software Name Purpose
SCALA data scaling version: 3.2.25
REFMAC refinement
PDB_EXTRACT data extraction version: 3.006
MAR345 data collection version: CCD
MOSFLM data reduction
SHELXCD phasing
SHELXE model building