2XFK

Human BACE-1 in complex with N-((1S,2R)-3-(((1S)-2-(cyclohexylamino)- 1-methyl-2-oxoethyl)amino)-2-hydroxy-1-(phenylmethyl)propyl)-3-(ethylamino)-5-((methylsulfonyl)(phenyl)amino)benzamide


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION293CRYSTALS GROWN BY VAPOUR DIFFUSION AT 20C USING STREAK SEEDING, WITH 10% PEG8000 AND 0.1M GLYCINE PH 3.2
Crystal Properties
Matthews coefficientSolvent content
2.243.97

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 47.864α = 90
b = 76.845β = 90
c = 104.467γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC CCD2002-07-10MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID14-4ESRFID14-4

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
11.82599.60.0626.54.636639
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)
11.81.8394.80.244.8

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONOTHERTHROUGHOUTNONE1.861.935116146599.590.164560.163290.19515RANDOM16.947
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]
1.87-0.54-1.33
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms2928
Nucleic Acid Atoms
Solvent Atoms361
Heterogen Atoms46

Software

Software
Software NamePurpose
REFMACrefinement
DENZOdata reduction
SCALEPACKdata scaling