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Crystal structure analysis of the K171A mutation of N-terminal type II cohesin 1 from the cellulosomal ScaB subunit of Acetivibrio cellulolyticus
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1QZN PDB ENTRY 1qzn
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 MICROBATCH 8.5 293 2.4M di-ammonium hydrogen phosphate, 0.1M Tris pH 8.5, Microbatch, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.52 51.21
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 53.934 α = 90 b = 53.934 β = 90 c = 112.318 γ = 120
Symmetry Space Group P 31 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 110 IMAGE PLATE RIGAKU RAXIS IV++ Osmic Confocal Mirrors 2006-05-01 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU MICROMAX-007 1.5418
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (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 1.85 50 100 0.097 0.097 11.4 5.7 16830 16830 -3 27.53
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1.85 1.85 100 0.49 0.49 1.7 5.7 16830
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 (All) 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 FOURIER SYNTHESIS THROUGHOUT PDB ENTRY 1qzn 1.85 29.21 15926 15926 851 99.94 0.14245 0.14245 0.13895 0.1425 0.21218 0.2144 RANDOM 28.048
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] -0.16 -0.08 -0.16 0.25
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 41.188 r_dihedral_angle_3_deg 10.717 r_dihedral_angle_4_deg 9.305 r_sphericity_free 8.409 r_scangle_it 7.644 r_dihedral_angle_1_deg 6.227 r_scbond_it 5.976 r_sphericity_bonded 5.45 r_mcangle_it 4.432 r_rigid_bond_restr 3.504
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 41.188 r_dihedral_angle_3_deg 10.717 r_dihedral_angle_4_deg 9.305 r_sphericity_free 8.409 r_scangle_it 7.644 r_dihedral_angle_1_deg 6.227 r_scbond_it 5.976 r_sphericity_bonded 5.45 r_mcangle_it 4.432 r_rigid_bond_restr 3.504 r_mcbond_it 3.427 r_angle_refined_deg 1.194 r_nbtor_refined 0.302 r_nbd_refined 0.199 r_symmetry_vdw_refined 0.195 r_symmetry_hbond_refined 0.136 r_xyhbond_nbd_refined 0.119 r_chiral_restr 0.077 r_bond_refined_d 0.01 r_gen_planes_refined 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1341 Nucleic Acid Atoms Solvent Atoms 240 Heterogen Atoms 60
Software Software Software Name Purpose HKL-2000 data collection REFMAC refinement HKL-2000 data reduction HKL-2000 data scaling