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Structure of the Yeast ESCRT-I Heterotetramer Core
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 4 294 Crystals were grown by mixing 2 microL of 4 mg/mL protein in 50 mM Tris (pH 7.4), 150 mM NaCl, 5 mM
DTT with an equal volume of 100 mM citric acid (pH 4.0), 800 mM ammonium sulfate., VAPOR DIFFUSION, HANGING DROP, temperature 294K
Crystal Properties Matthews coefficient Solvent content 2.91 57.71
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 68.054 α = 90 b = 83.766 β = 90 c = 269.146 γ = 90
Symmetry Space Group I 2 2 2
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 2006-07-28 M SINGLE WAVELENGTH 2 1 x-ray 100 CCD MARMOSAIC 300 mm CCD 2006-07-28 M MAD 3 1 x-ray 100 CCD MARMOSAIC 225 mm CCD 2006-08-22 M SINGLE WAVELENGTH 4 1 x-ray 100 CCD MARMOSAIC 225 mm CCD 2006-08-22 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 22-ID 0.9795 APS 22-ID 2 SYNCHROTRON APS BEAMLINE 22-ID 0.9795 APS 22-ID 3 SYNCHROTRON APS BEAMLINE 22-BM 1.0332 APS 22-BM 4 SYNCHROTRON APS BEAMLINE 22-BM 1.0688 APS 22-BM
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Sym 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 1,2,3,4 2.7 20 90.8 0.057 29.7 6.5 19506 66.8
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1,2,3,4 2.7 2.8 61.5 0.385 2.75 4.4
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+MIR THROUGHOUT 2.7 20 19504 988 90.8 0.233 0.233 0.2311 0.315 0.3129 RANDOM 95.9
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] 43.12 -12.13 -30.99
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 18.8 c_scangle_it 12.51 c_scbond_it 9.49 c_mcangle_it 8.9 c_mcbond_it 5.77 c_angle_deg 1.2 c_improper_angle_d 0.76 c_bond_d 0.008
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4337 Nucleic Acid Atoms Solvent Atoms 22 Heterogen Atoms 20
Software Software Software Name Purpose CNS refinement HKL-2000 data collection HKL-2000 data reduction HKL-2000 data scaling SOLVE phasing