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Crystal structure of a chitinase from Lactococcus lactis subsp. lactis
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION 7 294 1.6M tri-sodium citrate dihydrate, pH 7.0, vapor diffusion, temperature 294K
Crystal Properties Matthews coefficient Solvent content 3.04 59.52
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 74.771 α = 90 b = 74.771 β = 90 c = 156.196 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 MARMOSAIC 225 mm CCD 2009-07-13 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 31-ID 0.97958 APS 31-ID
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym 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 1.75 67.442 86.3 0.112 0.112 13.8 11 45554 39313 20.1
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1.75 1.84 51.8 0.444 0.444 2.3 3.9 3334
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-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION SAD THROUGHOUT 1.75 20 45500 39189 1983 86.13 0.17 0.169 0.1749 0.192 0.1958 RANDOM 20.056
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] 0.23 0.23 -0.46
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 33.859 r_dihedral_angle_4_deg 20.775 r_dihedral_angle_3_deg 13.737 r_dihedral_angle_1_deg 5.459 r_scangle_it 3.426 r_scbond_it 2.24 r_mcangle_it 1.54 r_angle_refined_deg 1.368 r_angle_other_deg 0.919 r_mcbond_it 0.859
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 33.859 r_dihedral_angle_4_deg 20.775 r_dihedral_angle_3_deg 13.737 r_dihedral_angle_1_deg 5.459 r_scangle_it 3.426 r_scbond_it 2.24 r_mcangle_it 1.54 r_angle_refined_deg 1.368 r_angle_other_deg 0.919 r_mcbond_it 0.859 r_mcbond_other 0.201 r_chiral_restr 0.092 r_bond_refined_d 0.014 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 2571 Nucleic Acid Atoms Solvent Atoms 258 Heterogen Atoms 41
Software Software Software Name Purpose SCALA data scaling REFMAC refinement PDB_EXTRACT data extraction MAR345 data collection MOSFLM data reduction SHELXCD phasing SHELXE model building