X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
11.0M Ammonium phosphate, 0.1M Sodium citrate, VAPOR DIFFUSION, HANGING DROP, pH 5.1, temperature 292K. Protein stock was BACE 8.45 mg/mL in 10mM Tris-HCl pH 7.4, 25mM NaCl, with a 3.8-fold excess of NVP-BAV544-AA-1 added from a 50mM stock solution in DMSO (1.4% DMSO in drop). Cryo-protectant was 20% v/v 1,2-Propanediol, 80% Reservoir solution
Crystal Properties
Matthews coefficientSolvent content
3.0459.48

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 81.661α = 90
b = 103.353β = 103.72
c = 99.474γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray96CCDMAR CCD 165 mm2004-04-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSLS BEAMLINE X06SA0.97933SLSX06SA

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
12.110099.50.0688.56.3943399433933
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)
2.12.1895.70.4029020

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONFOURIER SYNTHESISTHROUGHOUTPDB entry 3DV12.155.239360493604936099.90.2110.2110.1920.221RANDOM50.342
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]
-0.141.757.01-6.87
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d25.2
c_scangle_it4.22
c_mcangle_it3.03
c_scbond_it2.99
c_mcbond_it2.02
c_angle_deg1.4
c_improper_angle_d0.79
c_bond_d0.007
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms8925
Nucleic Acid Atoms
Solvent Atoms453
Heterogen Atoms105

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
CNSrefinement
PDB_EXTRACTdata extraction
MAR345data collection
CNXphasing
CNXrefinement