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Crystal structure of human co-chaperone protein HscB
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 293 Protein solution (10 mg/mL Se-Met protein, 0.050 M Sodium chloride, 0.0031 M Sodium azide, 0.0003 M TCEP, 0.005 M Bis-Tris pH 7.0) mixed in a 1:1 ratio with the Well solution (16% PEG 3350, 0.050 M Lithium sulfate, 0.10 M PIPES pH 6.5), cryoprotected with 20% PEG 3350, 0.050 M Lithium sulfate, 0.10 M PIPES pH 6.5 in four steps up to 20% Ethylene glycol, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.34 47.54
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 63.644 α = 90 b = 32.581 β = 105.24 c = 114.362 γ = 90
Symmetry Space Group P 1 21 1
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 MARMOSAIC 300 mm CCD Adjustable focusing mirrors in K-B geometry 2007-12-10 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 23-ID-D 0.97934 APS 23-ID-D
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 3 47.75 96.7 0.086 10.054 6.3 9770
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 3 3.11 79.8 0.342 3.022 4.3 780
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 SAD THROUGHOUT 3 47.75 9242 753 97.489 0.24 0.236 0.232 0.288 0.2808 RANDOM 72.562
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] 0.085 -0.703 4.31 -4.765
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.164 r_dihedral_angle_4_deg 19.232 r_dihedral_angle_3_deg 17.365 r_scangle_it 5.666 r_dihedral_angle_1_deg 5.06 r_scbond_it 3.778 r_mcangle_it 1.686 r_angle_refined_deg 1.047 r_mcbond_it 0.819 r_nbtor_refined 0.307
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.164 r_dihedral_angle_4_deg 19.232 r_dihedral_angle_3_deg 17.365 r_scangle_it 5.666 r_dihedral_angle_1_deg 5.06 r_scbond_it 3.778 r_mcangle_it 1.686 r_angle_refined_deg 1.047 r_mcbond_it 0.819 r_nbtor_refined 0.307 r_symmetry_vdw_refined 0.265 r_nbd_refined 0.221 r_xyhbond_nbd_refined 0.132 r_symmetry_hbond_refined 0.116 r_chiral_restr 0.072 r_bond_refined_d 0.008 r_gen_planes_refined 0.003
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3096 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 7
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling SHARP phasing DM phasing REFMAC refinement PDB_EXTRACT data extraction MAR345 data collection HKL-2000 data reduction SHELXD phasing