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Structure of the Dimeric Lac Repressor with an 11-residue C-terminal Deletion.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1JYE Lac repressor dimer
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.6 295 Sodium Citrate, Sodium Acetate, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 295K
Crystal Properties Matthews coefficient Solvent content 3.12 60.56
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 91.7 α = 90 b = 91.7 β = 90 c = 222.3 γ = 90
Symmetry Space Group I 41 2 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 IMAGE PLATE MARRESEARCH M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU
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 45.6 99.4 0.168 4.5 6.6 9811 -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 3 99.5 0.507 1.5
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Work (Depositor) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT Lac repressor dimer 3 19.89 9765 1009 98.9 0.203 0.252 RANDOM 44.7
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] 5.17 5.17 -10.33
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 21.8 c_scangle_it 2.92 c_mcangle_it 2.25 c_scbond_it 1.85 c_angle_deg 1.3 c_mcbond_it 1.27 c_improper_angle_d 0.84 c_bond_d 0.007 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 21.8 c_scangle_it 2.92 c_mcangle_it 2.25 c_scbond_it 1.85 c_angle_deg 1.3 c_mcbond_it 1.27 c_improper_angle_d 0.84 c_bond_d 0.007 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2035 Nucleic Acid Atoms Solvent Atoms 18 Heterogen Atoms 6
Software Software Software Name Purpose AMoRE phasing CNS refinement MOSFLM data reduction CCP4 data scaling