3OKM

Crystal structure of unliganded S25-39


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1hanging drop6.5289PEG 3350, MPD, ZnAc, NaCacod, pH 6.5, hanging drop, temperature 289K
Crystal Properties
Matthews coefficientSolvent content
2.4449.55

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 41.015α = 90
b = 83.188β = 97.6
c = 69.5γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATERIGAKU RAXISOSMIC BLUE MIRRORS2010-06-08MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU MICROMAX-0021.5418

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
12.419.9192.60.0977.42.9516790
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
2.42.4986.40.2153.12.98

Refinement

Statistics
Diffraction IDStructure Solution MethodResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENT2.419.7661.481678884692.550.23240.22870.3062
Temperature Factor Modeling
Anisotropic B[1][1]Anisotropic B[1][2]Anisotropic B[1][3]Anisotropic B[2][2]Anisotropic B[2][3]Anisotropic B[3][3]
-0.2572-0.1318-0.2340.4912
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d14.605
f_angle_d0.819
f_chiral_restr0.055
f_bond_d0.004
f_plane_restr0.003
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3272
Nucleic Acid Atoms
Solvent Atoms175
Heterogen Atoms

Software

Software
Software NamePurpose
d*TREKdata scaling
PHASERphasing
PHENIXrefinement
PDB_EXTRACTdata extraction