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THE CRYSTAL STRUCTURE OF THE W169Y MUTANT OF ALPHA-GLUCOSIDASE (GH 31) FROM RUMINOCOCCUS OBEUM ATCC 29174 in complex with miglitol
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3NUK
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 5.5 277 0.1 M Bis-Tris,
25% (w/v) PEG 3350
Crystal Properties Matthews coefficient Solvent content 2.23 44.82
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 64.685 α = 111.32 b = 70.826 β = 107.42 c = 88.103 γ = 97.66
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 ADSC QUANTUM 315r 2013-04-07 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 19-ID 0.9191 APS 19-ID
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) 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 1.74 32 96.2 0.053 0.074 0.053 21.8 2 131158 -3 23.83
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.74 1.77 95.4 0.594 0.84 0.594 0.568 1.5 1.9
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) 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 FREE R-VALUE 3NUK 1.743 31.742 1.96 131135 6603 95.98 0.1552 0.1533 0.154 0.1911 0.1913 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 f_dihedral_angle_d 13.746 f_angle_d 1.042 f_chiral_restr 0.078 f_bond_d 0.006 f_plane_restr 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 10774 Nucleic Acid Atoms Solvent Atoms 1084 Heterogen Atoms 34
Software Software Software Name Purpose PHENIX refinement HKL-3000 data reduction HKL-3000 data scaling HKL-3000 phasing