2QP8

Structure of BACE Bound to SCH734723


X-RAY DIFFRACTION Experimental Data & Validation


X-ray Experimental Help

Crystallization

Crystalization Experiments
Method Vapor Diffusion Hanging Drop
Details VAPOR DIFFUSION, HANGING DROP

Crystal Data

Unit Cell
Length (Å) Angle (°)
a = 86.45 α = 90
b = 89.08 β = 90
c = 131.03 γ = 90
Symmetry
Space Group P 21 21 21

Diffraction

Diffraction Experiment
ID # Data Collection Temperature
1 95
Diffraction Detector
Detector Diffraction Type Details Collection Date
CCD MAR CCD 165 mm -- --
Diffraction Radiation
Monochromator Protocol
-- SINGLE WAVELENGTH
Diffraction Detector Source
Source Type Wavelength List Synchrotron Site Beamline
SYNCHROTRON APS BEAMLINE 32-ID 1.0 APS 32-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
1.5 20 93.6 0.086 0.086 -- 5.2 161545 151168 -3.0 -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)
1.5 1.53 98.5 0.407 0.407 4.2 5.2 7895

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
MOLECULAR REPLACEMENT 1.5 20.0 -- 0.0 -- 151115 7552 93.3 -- -- 0.188 0.206 --
Temperature Factor Modeling
Temperature Factor Value
Mean Isotropic B 17.291
RMS Deviations
Key Refinement Restraint Deviation
c_bond_d 0.01
c_angle_d 1.808
Number of Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms Numbers
Protein Atoms 6112
Nucleic Acid Atoms 0
Heterogen Atoms 80
Solvent Atoms 1002

Software

Software
Software Name Purpose
DENZO data reduction
SCALEPACK data scaling
CNS refinement
PDB_EXTRACT data extraction version: 3.000
MAR345 data collection version: software
HKL-2000 data reduction
HKL-2000 data scaling
CNS phasing