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Trypanosoma cruzi Dihydrofolate Reductase-Thymidylate Synthase COMPLEXED WITH Cycloguanil
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3INV A partially refined structure of 3INV
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 MICROBATCH 5.6 297 PEG4000, NH4OAc, pH 5.6, microbatch, temperature 297K
Crystal Properties Matthews coefficient Solvent content 2.23 44.8
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 81.436 α = 90 b = 165.792 β = 113.395 c = 84.767 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 ADSC QUANTUM 210 2005-11-21 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SPRING-8 BEAMLINE BL38B1 0.9 SPring-8 BL38B1
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 2.1 29.97 91.6 0.103 9.2 2.8 109675 31
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) 2.1 2.18 79.8 0.408 2.6 9560
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT A partially refined structure of 3INV 2.1 29.97 119875 109675 5504 91.5 0.202 0.2021 0.245 0.2359 random 34.07
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] -2.72 1.03 1.25 1.47
RMS Deviations Key Refinement Restraint Deviation x_torsion_deg 24 x_angle_deg 1.4 x_torsion_impr_deg 0.81 x_bond_d 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 16462 Nucleic Acid Atoms Solvent Atoms 653 Heterogen Atoms 140
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling CNS refinement PDB_EXTRACT data extraction HKL-2000 data collection HKL-2000 data reduction AMoRE phasing