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Crystal Structure of the N-domain of the ER Hsp90 chaperone GRP94 in complex with the specific ligand NECA
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.6 291 PEG 400, Magnesium chloride, Tris, pH 7.6, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Crystal Properties Matthews coefficient Solvent content 2.25 45.23
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 89.2 α = 90 b = 99.18 β = 90 c = 63.071 γ = 90
Symmetry Space Group C 2 2 21
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 225 mm CCD SAGITALLY FOCUSED Si(111) 2001-09-14 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 19-BM 1.0332 APS 19-BM
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 1.75 50 99.7 0.043 20 8.2 28627 -3 27.25
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 1.75 1.81 97.9 0.293 4.45
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Cut-off Sigma (F) 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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 1.75 49.59 1 27658 2000 96.4 0.1843 0.1821 0.1893 0.2134 0.2187 36.9
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]
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 4.595 f_angle_d 1.1523 f_chiral_restr 0.0802 f_bond_d 0.0123 f_plane_restr 0.0063
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1722 Nucleic Acid Atoms Solvent Atoms 221 Heterogen Atoms 31
Software Software Software Name Purpose PHENIX refinement CNS refinement HKL-2000 data reduction SCALEPACK data scaling CNS phasing