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Crystal structure of chalcone isomerase engineered from ancestral inference (ancR2)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4DOI PDB:4DOI
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8.5 277 40% PEG 500-MME, 100mM TAPS, 0.3M MgCl
Crystal Properties Matthews coefficient Solvent content 2.62 53.12
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 82.74 α = 90 b = 219.43 β = 90 c = 104.52 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 ADSC QUANTUM 315r 2015-06-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 8.2.1 1.0 ALS 8.2.1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 2.4 75.68 100 13.8 10.1 37657
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 PDB:4DOI 2.4 75.677 1.34 37626 2000 99.93 0.211 0.2086 0.2231 0.2553 0.2654
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 12.868 f_angle_d 0.861 f_chiral_restr 0.032 f_bond_d 0.006 f_plane_restr 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6364 Nucleic Acid Atoms Solvent Atoms 21 Heterogen Atoms 4
Software Software Software Name Purpose PHENIX refinement iMOSFLM data reduction SCALA data scaling PHASER phasing