X-RAY DIFFRACTION Experimental Data & Validation

X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion
pH 7.5
Temperature 291.0
Details 1.9M Ammonium Sulfate 0.1MSodium HEPES pH 7.5 5% Ethylene Glycol, VAPOR DIFFUSION, temperature 291K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 63.87 α = 90
b = 84.24 β = 90
c = 86.64 γ = 90
Symmetry
Space Group P 21 21 2

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 100
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2003-05-28
Diffraction Radiation
Monochromator Protocol
SAGITALLY FOCUSED Si(111) SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 31-ID 0.9798 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
1.9 20 99.3 0.073 -- -- -- 37158 36898 -- -0.5 --
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)
1.9 1.97 94.5 -- -- -- -- --

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
SIR 2.2 20.0 -- 0.0 22948 22865 1177 99.64 -- 0.21584 0.21211 0.28412 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 2.2 2.256 -- 92 1605 0.237 0.298 -- --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 63.383
Anisotropic B[1][1] 2.41
Anisotropic B[1][2] 0.0
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -3.67
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 1.26
RMS Deviations
Key Refinement Restraint Deviation
r_chiral_restr 0.142
r_mcangle_it 3.134
r_nbtor_other 0.104
r_gen_planes_other 0.014
r_nbd_other 0.267
r_nbd_refined 0.27
r_bond_other_d 0.002
r_dihedral_angle_1_deg 8.222
r_angle_other_deg 1.187
r_xyhbond_nbd_refined 0.23
r_angle_refined_deg 2.407
r_gen_planes_refined 0.012
r_symmetry_vdw_other 0.369
r_scangle_it 6.845
r_symmetry_vdw_refined 0.324
r_scbond_it 3.966
r_mcbond_it 1.776
r_symmetry_hbond_refined 0.414
r_bond_refined_d 0.032
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 2492
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 163

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
SOLVE phasing
RESOLVE model building
REFMAC refinement version: 5.1.24
RESOLVE phasing