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Crystal structure of the N-terminal domain of sucrase-isomaltase
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION 7 298 0.5M NaCl, 0.1M Bis-Tris propane, 18% PEG 4000, pH 7.0, vapor diffusion, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.75 55.32
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 76.344 α = 90 b = 172.586 β = 90 c = 343.874 γ = 90
Symmetry Space Group P 21 21 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 ADSC QUANTUM 270 2008-11-25 SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON CHESS BEAMLINE F1 0.9175 CHESS F1
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 3.2 50 99.7 0.181 6.8 4.2 76095
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) 3.2 3.31 100 0.576 4.1
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 MOLECULAR REPLACEMENT THROUGHOUT 3.2 45.83 72039 3802 99.68 0.2266 0.22531 0.224 0.251 0.2491 RANDOM 48.195
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] 0.06 -0.05 -0.01
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 38.477 r_dihedral_angle_3_deg 18.433 r_dihedral_angle_4_deg 16.106 r_dihedral_angle_1_deg 6.106 r_scangle_it 1.451 r_angle_refined_deg 1.301 r_scbond_it 0.84 r_mcangle_it 0.741 r_mcbond_it 0.413 r_nbtor_refined 0.316
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 38.477 r_dihedral_angle_3_deg 18.433 r_dihedral_angle_4_deg 16.106 r_dihedral_angle_1_deg 6.106 r_scangle_it 1.451 r_angle_refined_deg 1.301 r_scbond_it 0.84 r_mcangle_it 0.741 r_mcbond_it 0.413 r_nbtor_refined 0.316 r_nbd_refined 0.207 r_symmetry_vdw_refined 0.201 r_xyhbond_nbd_refined 0.136 r_symmetry_hbond_refined 0.101 r_chiral_restr 0.089 r_bond_refined_d 0.01 r_gen_planes_refined 0.004 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 27420 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 248
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling PHASER phasing REFMAC refinement PDB_EXTRACT data extraction