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First crystal structure of an endo-inulinase, from Aspergillus ficuum: structural analysis and comparison with other GH32 enzymes.
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8 298 0.1M Tris.HCl pH8, 1.7M ammonium sulphate, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K
Crystal Properties Matthews coefficient Solvent content 3.1 60.34
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 95.76 α = 90 b = 95.76 β = 90 c = 130.82 γ = 120
Symmetry Space Group P 31 2 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 MARRESEARCH 2007-04-27 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE BM30A 0.9797 ESRF BM30A
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 2.08 50 96.7 40915 40640 2 2
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.08 2.21 92.8
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 2.1 9.99 40915 38593 2047 99.98 0.18506 0.18264 0.23213 0.22 RANDOM 34.59
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] -0.01 -0.01 0.01
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.62 r_dihedral_angle_4_deg 23.888 r_dihedral_angle_3_deg 15.014 r_dihedral_angle_1_deg 7.873 r_scangle_it 3.802 r_scbond_it 2.619 r_angle_refined_deg 1.998 r_mcangle_it 1.782 r_mcbond_it 1.016 r_symmetry_vdw_refined 0.375
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.62 r_dihedral_angle_4_deg 23.888 r_dihedral_angle_3_deg 15.014 r_dihedral_angle_1_deg 7.873 r_scangle_it 3.802 r_scbond_it 2.619 r_angle_refined_deg 1.998 r_mcangle_it 1.782 r_mcbond_it 1.016 r_symmetry_vdw_refined 0.375 r_nbtor_refined 0.313 r_nbd_refined 0.243 r_metal_ion_refined 0.218 r_xyhbond_nbd_refined 0.159 r_chiral_restr 0.154 r_symmetry_hbond_refined 0.119 r_bond_refined_d 0.02 r_gen_planes_refined 0.008 r_bond_other_d r_angle_other_deg r_gen_planes_other r_nbd_other r_nbtor_other r_xyhbond_nbd_other r_metal_ion_other r_symmetry_vdw_other r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3756 Nucleic Acid Atoms Solvent Atoms 295 Heterogen Atoms 104
Software Software Software Name Purpose ADSC data collection PHASER phasing REFMAC refinement XDS data reduction XSCALE data scaling