3MG0

Structure of yeast 20S proteasome with bortezomib


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP7293100 mM MES, 40 mM MgOAc, 15% 2-methyl-2,4-pentanediol (MPD), 10 mM EDTA, pH 7.0, vapor diffusion, hanging drop, temperature 293K
Crystal Properties
Matthews coefficientSolvent content
3.8968.42

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 136.124α = 90
b = 300.532β = 113.16
c = 145.834γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-rayCCDMAR CCD 165 mmMSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 31-ID0.97947APS31-ID

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
12.68150.7692.90.0989.73.7276539
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)
12.682.871.60.3282.921284

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 DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDb ENTRY 2F162.6850275538281892.030.2270.2260.253RANDOM44.572
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]
2.470.54-4.492.45
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.249
r_dihedral_angle_4_deg16.183
r_dihedral_angle_3_deg16.11
r_dihedral_angle_1_deg5.455
r_scangle_it1.733
r_angle_refined_deg1.105
r_scbond_it0.963
r_mcangle_it0.816
r_mcbond_it0.429
r_chiral_restr0.074
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.249
r_dihedral_angle_4_deg16.183
r_dihedral_angle_3_deg16.11
r_dihedral_angle_1_deg5.455
r_scangle_it1.733
r_angle_refined_deg1.105
r_scbond_it0.963
r_mcangle_it0.816
r_mcbond_it0.429
r_chiral_restr0.074
r_bond_refined_d0.008
r_gen_planes_refined0.004
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms49548
Nucleic Acid Atoms
Solvent Atoms1037
Heterogen Atoms168

Software

Software
Software NamePurpose
DENZOdata reduction
SCALEPACKdata scaling
REFMACrefinement
PDB_EXTRACTdata extraction