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CRYSTAL STRUCTURE OF THE LAC REPRESSOR DIMER BOUND TO OPERATOR AND THE ANTI-INDUCER ONPF
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.5 298 ammonium sulfate, PEG 400, HEPES, Glycerol, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298.0K
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 251.438 α = 90 b = 251.438 β = 90 c = 204.791 γ = 120
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 BRANDEIS - B4 1999-01-11 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X25 NSLS X25
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 2.6 17 99.9 0.066 13.5 5.3 75989 74896 -3 43.8
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) 2.6 2.68 100 0.402 5.3 6272
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Cut-off Sigma (I) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION THROUGHOUT 2.6 10 -3 75989 69506 3485 93.1 0.247 0.247 0.264 RANDOM 69.2
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] -1.63 7.39 -1.63 3.26
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 25.3 c_scangle_it 1.57 c_mcangle_it 1.48 c_angle_deg 1.4 c_improper_angle_d 1.1 c_scbond_it 0.97 c_mcbond_it 0.82 c_bond_d 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 7022 Nucleic Acid Atoms 694 Solvent Atoms 62 Heterogen Atoms 60
Software Software Software Name Purpose AMoRE phasing CNS refinement DENZO data reduction SCALEPACK data scaling