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Crystal Structure of Maltose Transacetylase from Geobacillus kaustophilus
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1OCX PDB ENTRY 1OCX
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 7 293 1 MICROLITER DROPS CONTAINING EQUAL VOLUMES OF PROTEIN CONCENTRATE (10 MG/ML) AND RESERVOIR SOLUTION CONTAINING 3.5M Sodium Formate pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 293K, pH 7.00
Crystal Properties Matthews coefficient Solvent content 2.74 55.21
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 99.479 α = 90 b = 104.478 β = 101.85 c = 65.579 γ = 90
Symmetry Space Group C 1 2 1
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 MARMOSAIC 300 mm CCD ROSENBAUM 2006-08-06 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 22-ID APS 22-ID
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Sym 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 1.78 50 98.2 0.056 42.95 6.7 61137 2
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1.78 1.84 87.5 0.17 9.27 5.2
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) 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 PDB ENTRY 1OCX 1.78 40.52 58037 58037 3100 100 0.179 0.178 0.1783 0.206 0.2053 RANDOM 21.13
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] 0.95 1.45 -1.26 0.91
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 33.193 r_dihedral_angle_1_deg 15.834 r_dihedral_angle_4_deg 13.746 r_dihedral_angle_3_deg 12.207 r_scangle_it 3.849 r_scbond_it 2.384 r_angle_refined_deg 1.467 r_mcangle_it 1.374 r_mcbond_it 0.895 r_nbtor_refined 0.307
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 33.193 r_dihedral_angle_1_deg 15.834 r_dihedral_angle_4_deg 13.746 r_dihedral_angle_3_deg 12.207 r_scangle_it 3.849 r_scbond_it 2.384 r_angle_refined_deg 1.467 r_mcangle_it 1.374 r_mcbond_it 0.895 r_nbtor_refined 0.307 r_symmetry_hbond_refined 0.201 r_nbd_refined 0.199 r_symmetry_vdw_refined 0.179 r_xyhbond_nbd_refined 0.177 r_chiral_restr 0.115 r_bond_refined_d 0.014 r_gen_planes_refined 0.007 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_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4341 Nucleic Acid Atoms Solvent Atoms 595 Heterogen Atoms
Software Software Software Name Purpose PHASER phasing REFMAC refinement HKL-2000 data reduction SCALEPACK data scaling CCP4 phasing