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The structure of a family 4 acetyl xylan esterase from Clostridium thermocellum in complex with a magnesium ion.
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 0.2M MGCL 20% PEG 3350
Crystal Properties Matthews coefficient Solvent content 1.52 18.91
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 106.064 α = 90 b = 106.064 β = 90 c = 35.466 γ = 90
Symmetry Space Group P 41 21 2
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 CCD TOROIDAL MIRROR 2004-10-30 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID14-4 ESRF ID14-4
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 1.05 30 20.8 0.05 20.8 3.8 89153 2
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 1.05 1.07 91.3 0.4 3.5 3.2
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 SAD THROUGHOUT 1.05 28.41 84596 4437 94.6 0.125 0.124 0.1512 0.142 0.1662 RANDOM 7.43
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] 0.08 0.08 -0.16
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 32.639 r_dihedral_angle_4_deg 21.807 r_dihedral_angle_3_deg 13.271 r_dihedral_angle_1_deg 6.448 r_mcbond_it 4.527 r_mcangle_it 4.516 r_scangle_it 4.33 r_scbond_it 3.456 r_angle_other_deg 2.373 r_angle_refined_deg 1.989
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 32.639 r_dihedral_angle_4_deg 21.807 r_dihedral_angle_3_deg 13.271 r_dihedral_angle_1_deg 6.448 r_mcbond_it 4.527 r_mcangle_it 4.516 r_scangle_it 4.33 r_scbond_it 3.456 r_angle_other_deg 2.373 r_angle_refined_deg 1.989 r_symmetry_vdw_other 0.313 r_chiral_restr 0.29 r_nbd_refined 0.282 r_nbd_other 0.242 r_xyhbond_nbd_refined 0.241 r_nbtor_refined 0.177 r_symmetry_hbond_refined 0.152 r_symmetry_vdw_refined 0.109 r_nbtor_other 0.092 r_bond_refined_d 0.02 r_gen_planes_refined 0.009 r_gen_planes_other 0.006 r_bond_other_d 0.002 r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_other r_mcangle_other r_scbond_other 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 1587 Nucleic Acid Atoms Solvent Atoms 376 Heterogen Atoms 1
Software Software Software Name Purpose REFMAC refinement MOSFLM data reduction SCALA data scaling SHELX phasing