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Structure of the GH99 endo-alpha-mannosidase from Bacteroides xylanisolvens in complex with glucose-1,3-deoxymannojirimycin and alpha-1,2-mannobiose
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model Other PREVIOUSLY SOLVED STRUCTURE OF CLOSELY RELATED HOMOLOG
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 5.5 0.1 M SODIUM ACETATE PH 4.9, 20% W/V PEG 2000 MME, 1.6% PGA-LM (POLY-GAMMA-GLUTAMIC ACID LOW MOLECULAR WEIGHT)
Crystal Properties Matthews coefficient Solvent content 2.33 47.33
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 108.844 α = 90 b = 108.844 β = 90 c = 67.762 γ = 90
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 120 IMAGE PLATE MARRESEARCH OSMICS MULTILAYER OPTICS 2011-05-31 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU MICROMAX-007 HF
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 1.9 40 100 0.06 19.5 6.1 31280 2 25.6
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 1.9 2 100 0.23 7.1 6
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 PREVIOUSLY SOLVED STRUCTURE OF CLOSELY RELATED HOMOLOG 1.9 39.53 25505 1360 85.73 0.16052 0.15813 0.1581 0.2053 0.2031 RANDOM 25.457
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] 0.38 0.38 -0.77
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 37.193 r_dihedral_angle_4_deg 15.077 r_dihedral_angle_3_deg 14.848 r_dihedral_angle_1_deg 5.996 r_angle_refined_deg 1.207 r_mcangle_it 1.207 r_nbtor_refined 0.314 r_nbd_refined 0.196 r_symmetry_vdw_refined 0.152 r_symmetry_hbond_refined 0.147
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 37.193 r_dihedral_angle_4_deg 15.077 r_dihedral_angle_3_deg 14.848 r_dihedral_angle_1_deg 5.996 r_angle_refined_deg 1.207 r_mcangle_it 1.207 r_nbtor_refined 0.314 r_nbd_refined 0.196 r_symmetry_vdw_refined 0.152 r_symmetry_hbond_refined 0.147 r_xyhbond_nbd_refined 0.142 r_chiral_restr 0.088 r_bond_refined_d 0.011 r_mcbond_it 0.011 r_gen_planes_refined 0.006 r_bond_other_d r_angle_other_deg r_gen_planes_other r_nbd_other r_nbtor_other r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_other r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_other r_mcangle_other r_scbond_it r_scbond_other r_scangle_it r_scangle_other r_long_range_B_refined r_long_range_B_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2819 Nucleic Acid Atoms Solvent Atoms 449 Heterogen Atoms 45
Software Software Software Name Purpose REFMAC refinement MOSFLM data reduction SCALA data scaling MOLREP phasing