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Chitinase ChiA74 from Bacillus thuringiensis
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1ITX Truncated to A, 1ITX
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7 292 20% (w/v) PEG 6000
100 mM HEPES/ Sodium hydroxide pH 7.0
200 mM Sodium chloride
Crystal Properties Matthews coefficient Solvent content 2.32 46.98
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 85.827 α = 90 b = 82.407 β = 108.11 c = 101.57 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 RAYONIX MX-300 2017-06-25 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 21-ID-F 0.97872 APS 21-ID-F
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) 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 2.26 62.76 99.9 0.301 0.335 0.143 0.874 4.4 5.9 63274
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.26 2.31 99.1 0.488 0.599 0.332 0.847 4.9
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) 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) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT Truncated to A, 1ITX 2.26 62.76 60010 3145 99.9 0.2398 0.2391 0.2432 0.2531 0.2585 RANDOM 22.285
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] -1.38 -0.47 1.3 0.32
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.525 r_dihedral_angle_4_deg 20.154 r_dihedral_angle_3_deg 16.196 r_dihedral_angle_1_deg 5.83 r_angle_refined_deg 1.354 r_angle_other_deg 0.955 r_chiral_restr 0.064 r_bond_refined_d 0.01 r_gen_planes_refined 0.006 r_bond_other_d 0.001
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.525 r_dihedral_angle_4_deg 20.154 r_dihedral_angle_3_deg 16.196 r_dihedral_angle_1_deg 5.83 r_angle_refined_deg 1.354 r_angle_other_deg 0.955 r_chiral_restr 0.064 r_bond_refined_d 0.01 r_gen_planes_refined 0.006 r_bond_other_d 0.001 r_gen_planes_other 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 9341 Nucleic Acid Atoms Solvent Atoms 78 Heterogen Atoms 2
Software Software Software Name Purpose REFMAC refinement Aimless data scaling PHASER phasing PDB_EXTRACT data extraction DIALS data reduction