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Crystal Structure of Dihydrofolate Reductase from Mycobacterium tuberculosis bound to NADP and SDDC Inhibitor SDDC-23
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 289 PACT C1: 20% PEG 1500, PCB Buffer (0.1 M sodium propionate, 0.05 M sodium cacocylate, 0.1 M BIS-TRIS Propane) pH 4.00
Crystal Properties Matthews coefficient Solvent content 1.89 34.93
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 30.17 α = 90 b = 66.68 β = 96.54 c = 75.03 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 Saturn 944+ 2015-05-13 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 Rotating Copper Anode FRE+ Superbright 1.5418
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) 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 1.8 50 98.3 0.05 0.052 33.24 27011 -3 21.337
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1.8 1.85 92.5 0.277 0.3 6.73
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 1.8 37.271 1.41 26991 1350 98.23 0.1539 0.1516 0.1529 0.199 0.1984 17.6265
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 19.581 f_angle_d 1.462 f_chiral_restr 0.07 f_bond_d 0.011 f_plane_restr 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2560 Nucleic Acid Atoms Solvent Atoms 290 Heterogen Atoms 157
Software Software Software Name Purpose XDS data reduction XSCALE data scaling PHENIX refinement PDB_EXTRACT data extraction PHENIX model building Coot model building PHENIX phasing