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STRUCTURAL BASIS FOR COOPERATIVE BINDING OF RIBBON-HELIX-HELIX REPRESSOR OMEGA TO MUTATED DIRECT DNA HEPTAD REPEATS
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 7.5 150 MM NA/KPO4, PH 7.0, 2.4 M NA2MALONATE, PH 7.5, 2% AMINOCAPROIC ACID
Crystal Properties Matthews coefficient Solvent content 4.03 69.27
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 219.957 α = 90 b = 44.655 β = 109.26 c = 76.136 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 MARRESEARCH 2004-11-07 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON BESSY BEAMLINE 14.1 BESSY 14.1
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 2.9 30 88.6 0.1 12.1 2.6 14144 2.5
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 2.9 2.97 68.8 0.37 2.5 2.3
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 OTHER THROUGHOUT 2.9 30 13145 999 88.6 0.21 0.208 0.2048 0.247 0.2422 RANDOM 38.67
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] 0.52 3.14 0.13 1.42
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 33.893 r_dihedral_angle_4_deg 20.856 r_dihedral_angle_3_deg 17.889 r_dihedral_angle_1_deg 6.86 r_scangle_it 1.948 r_angle_refined_deg 1.454 r_scbond_it 1.134 r_mcangle_it 0.844 r_angle_other_deg 0.766 r_mcbond_it 0.747
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 33.893 r_dihedral_angle_4_deg 20.856 r_dihedral_angle_3_deg 17.889 r_dihedral_angle_1_deg 6.86 r_scangle_it 1.948 r_angle_refined_deg 1.454 r_scbond_it 1.134 r_mcangle_it 0.844 r_angle_other_deg 0.766 r_mcbond_it 0.747 r_symmetry_hbond_refined 0.225 r_symmetry_vdw_other 0.215 r_nbd_other 0.211 r_nbtor_refined 0.209 r_nbd_refined 0.205 r_symmetry_vdw_refined 0.191 r_xyhbond_nbd_refined 0.174 r_nbtor_other 0.087 r_chiral_restr 0.056 r_bond_refined_d 0.012 r_gen_planes_refined 0.005 r_bond_other_d 0.002 r_gen_planes_other 0.001 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 1643 Nucleic Acid Atoms 1440 Solvent Atoms 42 Heterogen Atoms
Software Software Software Name Purpose REFMAC refinement HKL-2000 data reduction SCALEPACK data scaling