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Crystal Structure Analysis of Chitinase A from Vibrio harveyi with novel inhibitors - complex structure with chelerythrine
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3B9A
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 hanging drop 5.6 293 16%(W/V) PEG 4000, 21%(v/v) propanol, 0.1M Na-Acetate, pH 5.6, hanging drop, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.38 48.28
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 65.01 α = 90 b = 50.78 β = 99.59 c = 93.29 γ = 90
Symmetry Space Group P 1 21 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 MARMOSAIC 225 mm CCD 2009-03-04 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SLS BEAMLINE X10SA 0.9840 SLS X10SA
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 1.5 44.455 96 0.052 14.54 92812 -3 20.417
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.5 1.54 81.2 0.291 0.378 3.7
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 3b9a 1.5 44.455 92811 4641 96 0.1545 0.1526 0.1515 0.1902 0.1891 RANDOM 17.655
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] -0.1 0.19 0.08 0.08
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 37.867 r_dihedral_angle_4_deg 17.254 r_dihedral_angle_3_deg 12.224 r_dihedral_angle_1_deg 6.361 r_angle_refined_deg 2.427 r_chiral_restr 0.161 r_bond_refined_d 0.029 r_gen_planes_refined 0.015
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4405 Nucleic Acid Atoms Solvent Atoms 926 Heterogen Atoms 38
Software Software Software Name Purpose XSCALE data scaling REFMAC refinement PDB_EXTRACT data extraction