3E47

Crystal Structure of the Yeast 20S Proteasome in Complex with Homobelactosin C


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.829820% MPD, 0.1M MES, 30mM MgAc2, pH 6.8, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
3.8668.11

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 135.49α = 90
b = 301.057β = 112.78
c = 144.453γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMAR CCD 165 mmDouble focussing X-ray2004-12-19MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONMPG/DESY, HAMBURG BEAMLINE BW61.05MPG/DESY, HAMBURGBW6

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
132099.20.1012098722249.2
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)
33.0499.20.436

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (I)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 1ryp31522088571039099.10.2190.2180.2180.245RANDOM49.2
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]
12.571.06-29.9317.36
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d23.3
c_scangle_it3.2
c_scbond_it2.45
c_mcangle_it2.42
c_mcbond_it1.86
c_angle_deg1.4
c_improper_angle_d0.78
c_bond_d0.008
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms49546
Nucleic Acid Atoms
Solvent Atoms858
Heterogen Atoms86

Software

Software
Software NamePurpose
CNSrefinement
HKL-2000data collection
DENZOdata reduction
SCALEPACKdata scaling
CNSphasing