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Crystal Structure of E83A mutant of Mtb PEPCK in complex with PEP and GDP
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 289 10-16% (w/v) PEG 3350, 0.2 M KH2PO4
Crystal Properties Matthews coefficient Solvent content 2.72 54.71
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 104.636 α = 90 b = 122.715 β = 116.61 c = 63.861 γ = 90
Symmetry Space Group C 1 2 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 120 IMAGE PLATE RIGAKU RAXIS IV++ 2012-05-14 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RU300 1.5418
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 2.26 50 99.4 0.121 9.3 3.7 33630 33.16
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 2.26 2.3 89.9 0.508 3.2
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 THROUGHOUT 2.26 37.48 1.34 33622 1702 99.6 0.166 0.162 0.1638 0.226 0.2301 31.41
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 16.738 f_angle_d 1.125 f_chiral_restr 0.078 f_bond_d 0.007 f_plane_restr 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4693 Nucleic Acid Atoms Solvent Atoms 360 Heterogen Atoms 44
Software Software Software Name Purpose PHENIX refinement PDB_EXTRACT data extraction HKL-2000 data reduction