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CRYSTAL STRUCTURE OF CHITINASE A MUTANT Y390F COMPLEXED WITH HEXA-N-ACETYLCHITOHEXAOSE (NAG)6
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 AND 20% (V/V) METHANOL, pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 291.0K
Crystal Properties Matthews coefficient Solvent content 3.25 62
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 200.172 α = 90 b = 131.921 β = 90 c = 59.268 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 CCD MARRESEARCH PAIR OF NICKEL MIRRORS 2000-04-17 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE BW7A EMBL/DESY, HAMBURG BW7A
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 93.7 0.061 23.4 3.4 68036 68036 22
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 96.8 0.204 6.2 6945
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 68015 68015 3453 0.186 0.186 0.183 0.1785 0.229 0.218 RANDOM
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 25.9 p_staggered_tor 13.6 p_planar_tor 6.5 p_scangle_it 2.73 p_mcangle_it 1.97 p_scbond_it 1.81 p_mcbond_it 1.42 p_multtor_nbd 0.28 p_xyhbond_nbd 0.23 p_singtor_nbd 0.186
RMS Deviations Key Refinement Restraint Deviation p_transverse_tor 25.9 p_staggered_tor 13.6 p_planar_tor 6.5 p_scangle_it 2.73 p_mcangle_it 1.97 p_scbond_it 1.81 p_mcbond_it 1.42 p_multtor_nbd 0.28 p_xyhbond_nbd 0.23 p_singtor_nbd 0.186 p_chiral_restr 0.126 p_planar_d 0.033 p_angle_d 0.027 p_bond_d 0.012 n_plane_restr 0.012
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4136 Nucleic Acid Atoms Solvent Atoms 773 Heterogen Atoms 99
Software Software Software Name Purpose MAR345 data collection SCALEPACK data scaling AMoRE phasing REFMAC refinement