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CRYSTAL STRUCTURE OF CHITINASE A MUTANT D313A COMPLEXED WITH OCTA-N-ACETYLCHITOOCTAOSE (NAG)8.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1EDQ
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.2 291 0.75 M CITRATE-NA PH 7.2 AND 20% (V/V) METHANOL
, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Crystal Properties Matthews coefficient Solvent content 3.2 61.5
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 201.602 α = 90 b = 132.171 β = 90 c = 59.529 γ = 90
Symmetry Space Group C 2 2 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 IMAGE PLATE MARRESEARCH Rh coated pre-mirror and segmented, bent mirror 1999-04-04 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE BW7B EMBL/DESY, HAMBURG BW7B
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 1.8 10 97.7 0.034 24.4 3.7 71855 71855 20.1
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 1.8 1.86 99 0.147 7.7 3.4 7198
Refinement Statistics Diffraction ID Structure Solution Method Starting model Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) 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 1edq 1.8 10 71821 71821 3612 97.7 0.18 0.18 0.178 0.1797 0.217 0.2127 RANDOM 26
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]
RMS Deviations Key Refinement Restraint Deviation p_transverse_tor 24.7 p_staggered_tor 12.6 p_planar_tor 6.6 p_scangle_it 2.65 p_mcangle_it 1.9 p_scbond_it 1.81 p_mcbond_it 1.34 p_multtor_nbd 0.246 p_xyhbond_nbd 0.225 p_singtor_nbd 0.169
RMS Deviations Key Refinement Restraint Deviation p_transverse_tor 24.7 p_staggered_tor 12.6 p_planar_tor 6.6 p_scangle_it 2.65 p_mcangle_it 1.9 p_scbond_it 1.81 p_mcbond_it 1.34 p_multtor_nbd 0.246 p_xyhbond_nbd 0.225 p_singtor_nbd 0.169 p_chiral_restr 0.12 p_planar_d 0.035 p_angle_d 0.026 p_bond_d 0.012 p_plane_restr 0.011 p_hb_or_metal_coord p_xhyhbond_nbd
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4134 Nucleic Acid Atoms Solvent Atoms 863 Heterogen Atoms 113
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling AMoRE phasing REFMAC refinement