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Crystal structure of Trypanothione Reductase from Trypanosoma brucei in complex with inhibitor (+)-N-(Cyclobutylmethyl)-3-{5-[1-(pyrrolidin-1-yl)cyclohexyl]-2-(1-{[(2S)-pyrro-lidin-2-yl]methyl}-1H-indol-5-yl)-1,3-thiazol-4-yl}prop-2-yn-1-amine
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4NEV
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.5 298 2 microL of protein were mixed with 2 microL of well solution (500 microL; 0.1 M HEPES, pH 7.5, 2.2 M (NH4)2SO4); crystal grew within 2weeks
Crystal Properties Matthews coefficient Solvent content 3.62 66.05
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 117.526 α = 90 b = 117.526 β = 90 c = 224.522 γ = 90
Symmetry Space Group P 43 21 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 PIXEL DECTRIS EIGER R 1M 2018-10-24 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SEALED TUBE RIGAKU MICROMAX-003 1.5418
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) CC (Half) 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 2.5 29.1 99 0.993 9.96 12.4 55114
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Rpim I (All) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.5 2.59 0.745
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model 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 4NEV 2.5 29.1 1.33 54892 2724 99.58 0.218 0.2171 0.2216 0.235 0.2413
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 16.249 f_angle_d 0.647 f_chiral_restr 0.048 f_bond_d 0.003 f_plane_restr 0.003
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 7375 Nucleic Acid Atoms Solvent Atoms 204 Heterogen Atoms 216
Software Software Software Name Purpose PHENIX refinement CrysalisPro data reduction Aimless data scaling PHASER phasing