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Crystal Structure Analysis of Plant Exohydrolase
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1IEQ
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7 277 75mM HEPES-NaOH pH7.0, 1.2% PEG 400, 1.7M ammonium sulphate, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 3.51 64.91
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 100.162 α = 90 b = 100.162 β = 90 c = 183.012 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 CCD ADSC QUANTUM 210r collimating mirrors M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON AUSTRALIAN SYNCHROTRON BEAMLINE MX1 1.0 Australian Synchrotron MX1
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 1.55 87.86 99.5 127330 127330 1
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.55 1.59 97.6 0.99 1.8
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 1IEQ 1.55 48.31 127330 6728 99.53 0.1678 0.16661 0.1663 0.19017 0.1887 RANDOM 23.469
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] 0.46 0.46 -0.93
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 37.835 r_dihedral_angle_4_deg 16.41 r_dihedral_angle_3_deg 13.082 r_dihedral_angle_1_deg 6.522 r_scangle_it 4.471 r_scbond_it 2.873 r_angle_refined_deg 1.845 r_mcangle_it 1.726 r_mcbond_it 1.045 r_chiral_restr 0.134
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 37.835 r_dihedral_angle_4_deg 16.41 r_dihedral_angle_3_deg 13.082 r_dihedral_angle_1_deg 6.522 r_scangle_it 4.471 r_scbond_it 2.873 r_angle_refined_deg 1.845 r_mcangle_it 1.726 r_mcbond_it 1.045 r_chiral_restr 0.134 r_bond_refined_d 0.021 r_gen_planes_refined 0.01 r_bond_other_d r_angle_other_deg r_gen_planes_other r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_other r_mcangle_other r_scbond_other r_scangle_other r_long_range_B_refined r_long_range_B_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4596 Nucleic Acid Atoms Solvent Atoms 1025 Heterogen Atoms 71
Software Software Software Name Purpose ADSC data collection MOLREP phasing REFMAC refinement HKL-2000 data reduction HKL-2000 data scaling