2YEO

A39L mutation of scorpion toxin lqh-alpha-it


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
10.01 M HEXADECYLTRIMETHYLAMMONIUM BROMIDE, 0.5 M SODIUM CHLORIDE, 0.01 M MAGNESIUM CHLORIDE HEXAHYDRATE PROTEIN MOLECULE WAS OF 10MG/ML DISSOLVED IN DISTILLED WATER
Crystal Properties
Matthews coefficientSolvent content
2.6553.6

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 129.707α = 90
b = 129.707β = 90
c = 129.707γ = 90
Symmetry
Space GroupF 4 3 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC CCDMIRRORS2009-07-01MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID29ESRFID29

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
11.085099.90.0648.617.2694937-310.58
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)
11.081.11000.772.717.2

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (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 REPLACEMENTPDB ENTRY 2ASC1.0829.0031.3475550373499.960.12050.12040.123412.07
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]
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d15.148
f_angle_d1.694
f_chiral_restr0.097
f_bond_d0.012
f_plane_restr0.009
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms517
Nucleic Acid Atoms
Solvent Atoms109
Heterogen Atoms41

Software

Software
Software NamePurpose
PHENIXrefinement
HKL-2000data reduction
DENZOdata reduction
HKL-2000data scaling
SCALEPACKdata scaling
PHENIXphasing