X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
pH 8.2
Temperature 298.15
Details polyethylene glycol 4000, iso-propanol, sodium citrate, pH 8.2, VAPOR DIFFUSION, HANGING DROP, temperature 298.15K

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 76.66 α = 90
b = 76.66 β = 90
c = 60.82 γ = 120
Symmetry
Space Group H 3

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 95
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MARRESEARCH -- 2002-12-15
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 19-ID 0.9199 APS 19-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
2.4 50 -- 0.055 -- -- 3.7 -- 5195 -- 3.0 --
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)
2.4 2.49 90.1 0.296 -- -- 2.8 --

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
MAD 2.4 29.11 -- -- 5195 4936 241 100.0 -- 0.25369 0.25209 0.28638 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 2.401 2.463 -- 11 358 0.241 0.276 -- --
Temperature Factor Modeling
Temperature Factor Value
Isotropic Thermal Model OVERALL
Mean Isotropic B 47.611
Anisotropic B[1][1] -0.45
Anisotropic B[1][2] -0.22
Anisotropic B[1][3] 0.0
Anisotropic B[2][2] -0.45
Anisotropic B[2][3] 0.0
Anisotropic B[3][3] 0.67
RMS Deviations
Key Refinement Restraint Deviation
r_nbd_refined 0.246
r_gen_planes_refined 0.005
r_chiral_restr 0.082
r_dihedral_angle_1_deg 3.589
r_angle_refined_deg 1.327
r_bond_refined_d 0.015
r_xyhbond_nbd_refined 0.238
r_symmetry_vdw_refined 0.266
r_symmetry_hbond_refined 0.215
r_mcbond_it 1.362
r_mcangle_it 2.607
r_scbond_it 3.698
r_scangle_it 6.236
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 853
Nucleic Acid Atoms 0
Heterogen Atoms 0
Solvent Atoms 39

Software

Computing
Computing Package Purpose
HKL-2000 Data Reduction (intensity integration)
SCALEPACK Data Reduction (data scaling)
CNS Structure Solution
REFMAC 5.1.24 Structure Refinement
Software
Software Name Purpose
REFMAC version: 5.1.24 refinement