6HWB

Yeast 20S proteasome in complex with 44b


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 5CZ4 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.829320 mM MgAC2, 13% MPD, 0.1 M MES
Crystal Properties
Matthews coefficientSolvent content
3.6766.52

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 136.61α = 90
b = 299.92β = 113.16
c = 145.63γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER X 16M2014-09-07MSINGLE 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
12.65097.60.0711.33321591
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)
12.62.798.80.552.4

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 REPLACEMENTTHROUGHOUT5CZ42.6153039541599897.260.190480.188890.2211RANDOM62.922
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]
2.04-0.56-3.061.09
RMS Deviations
KeyRefinement Restraint Deviation
r_sphericity_free40.493
r_dihedral_angle_2_deg34.332
r_sphericity_bonded17.862
r_dihedral_angle_4_deg14.245
r_dihedral_angle_3_deg14.101
r_dihedral_angle_1_deg5.289
r_long_range_B_refined4.339
r_long_range_B_other4.318
r_mcangle_it3.761
r_mcangle_other3.761
RMS Deviations
KeyRefinement Restraint Deviation
r_sphericity_free40.493
r_dihedral_angle_2_deg34.332
r_sphericity_bonded17.862
r_dihedral_angle_4_deg14.245
r_dihedral_angle_3_deg14.101
r_dihedral_angle_1_deg5.289
r_long_range_B_refined4.339
r_long_range_B_other4.318
r_mcangle_it3.761
r_mcangle_other3.761
r_scangle_other3.258
r_mcbond_it2.797
r_mcbond_other2.797
r_scbond_it2.573
r_scbond_other2.573
r_rigid_bond_restr1.205
r_angle_refined_deg1.07
r_angle_other_deg0.928
r_chiral_restr0.056
r_bond_refined_d0.006
r_gen_planes_refined0.003
r_bond_other_d0.002
r_gen_planes_other0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms49304
Nucleic Acid Atoms
Solvent Atoms686
Heterogen Atoms252

Software

Software
Software NamePurpose
XDSdata reduction
XSCALEdata scaling
REFMACphasing
REFMACrefinement