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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 1EX1
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7 277 75mM HEPES-NaOH pH7.0 buffer, 1.2% PEG 400, 1.7M ammonium sulphate, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 3.45 64.33
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 99.218 α = 90 b = 99.218 β = 90 c = 183.455 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 CCD ADSC QUANTUM 315 mirrors M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON PHOTON FACTORY BEAMLINE BL-5A 1.0 Photon Factory BL-5A
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 1.45 87.27 99.3 152633 152633 100 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 1.45 99.5 0.769 1 152633
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 1EX1 1.45 87.27 152633 8059 99.31 0.14678 0.14594 0.1549 0.16252 0.1728 RANDOM 24.41
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] 0.55 0.55 -1.1
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 38.164 r_dihedral_angle_4_deg 18.387 r_dihedral_angle_3_deg 13.181 r_dihedral_angle_1_deg 6.478 r_angle_refined_deg 1.753 r_bond_refined_d 0.019 r_chiral_restr
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4596 Nucleic Acid Atoms Solvent Atoms 893 Heterogen Atoms 140
Software Software Software Name Purpose ADSC data collection MOLREP phasing REFMAC refinement HKL-2000 data reduction HKL-2000 data scaling