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Crystal Structure of a Novel Chaperone Complex for Yeast 20S Proteasome Assembly
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 293 25mM MES, 50mM KH2PO4, 16%(w/v) PEG 8000, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K 2 VAPOR DIFFUSION, HANGING DROP 7 293 0.1M HEPES, 4.1M NaCl, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 57.487 α = 90 b = 57.487 β = 90 c = 82.206 γ = 120
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 CCD Bruker DIP-6040 2006-07-18 M SINGLE WAVELENGTH 2 1 x-ray 100 CCD Bruker DIP-6040 2006-12-09 M MAD
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SPRING-8 BEAMLINE BL44XU 0.9000 SPring-8 BL44XU 2 SYNCHROTRON SPRING-8 BEAMLINE BL44XU 0.96408, 0.97925, 0.97945 SPring-8 BL44XU
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge 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 1,2 1.96 49.81 98 0.059 24.6 4 21419 -3
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1.96 2.03 93.7 0.187 2.6
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MAD THROUGHOUT 1.96 49.81 20240 1096 97.9 0.24185 0.23953 0.2375 0.28727 0.2801 RANDOM 40.874
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] 1.37 0.69 1.37 -2.06
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 37.382 r_dihedral_angle_4_deg 20.243 r_dihedral_angle_3_deg 17.504 r_dihedral_angle_1_deg 7.558 r_scangle_it 2.558 r_scbond_it 1.722 r_mcangle_it 1.72 r_angle_refined_deg 1.393 r_mcbond_it 1.014 r_nbtor_refined 0.305
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 37.382 r_dihedral_angle_4_deg 20.243 r_dihedral_angle_3_deg 17.504 r_dihedral_angle_1_deg 7.558 r_scangle_it 2.558 r_scbond_it 1.722 r_mcangle_it 1.72 r_angle_refined_deg 1.393 r_mcbond_it 1.014 r_nbtor_refined 0.305 r_nbd_refined 0.226 r_symmetry_vdw_refined 0.208 r_symmetry_hbond_refined 0.18 r_xyhbond_nbd_refined 0.17 r_chiral_restr 0.109 r_bond_refined_d 0.01 r_gen_planes_refined 0.005 r_bond_other_d r_angle_other_deg r_gen_planes_other r_nbd_other r_nbtor_other r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_other r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2077 Nucleic Acid Atoms Solvent Atoms 31 Heterogen Atoms
Software Software Software Name Purpose REFMAC refinement DENZO data reduction SCALEPACK data scaling SHARP phasing