3GPJ

Crystal structure of the yeast 20S proteasome in complex with syringolin B


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.829312% MPD, 0.1M MES, pH 6.7, 20mM MgAc2, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
3.7867.5

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 133.51α = 90
b = 301.59β = 112.59
c = 143.37γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELPSI PILATUS 6MSINGLE BOUNCE MULTILAYER OPTIC2007-07-20MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSLS BEAMLINE X06SA1.0SLSX06SA

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
12.72599.20.1543.22852042829232215
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)
2.72.8692.30.4122.92.842826

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 (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB entry 1ryp2.715228107212596990.250.250.264RANDOM38.4
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]
10.17-1.35-19.459.28
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d23
c_angle_deg1.4
c_improper_angle_d0.77
c_bond_d0.008
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms49548
Nucleic Acid Atoms
Solvent Atoms1335
Heterogen Atoms140

Software

Software
Software NamePurpose
XDSdata scaling
CNSrefinement
XDSdata reduction
CNSphasing