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Structure of two fungal beta-1,4-galactanases: searching for the basis for temperature and pH optimum.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details other MTGAL (TRIS)
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 6.5 0.1 M SODIUM CACODYLATE PH=6.5 1.4 M SODIUM ACETATE TRIHYDRATE, pH 6.50
Crystal Properties Matthews coefficient Solvent content 2.92 57.88
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 45.254 α = 90 b = 68.955 β = 90 c = 135.16 γ = 90
Symmetry Space Group P 21 21 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 MIRRORS 2002-02-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON MAX II BEAMLINE I711 MAX II I711
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (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 2.55 20 94.6 0.14 5.2 13628 2 25.5
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 2.55 2.61 90.8 0.44
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 MTGAL (TRIS) 2.55 19.4 13594 1384 94.5 0.199 0.199 0.2007 0.247 0.248 RANDOM 19.6
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] 4.88 -1.01 -3.86
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.7 c_angle_deg 1.3 c_improper_angle_d 0.8 c_bond_d 0.006 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.7 c_angle_deg 1.3 c_improper_angle_d 0.8 c_bond_d 0.006 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot c_mcbond_it c_mcangle_it c_scbond_it c_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2664 Nucleic Acid Atoms Solvent Atoms 72 Heterogen Atoms 14
Software Software Software Name Purpose CNS refinement SCALEPACK data scaling EPMR phasing