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Crystal Structure of a Leu3 DNA-binding domain complexed with a 15mer DNA duplex
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2ER8 One biological unit of pdb entry 2ER8
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 293 50 mM Cacodylate, 200 mM NH4OAc, 10 mM CaCl2, 5% PEG 4000, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.93 58.09
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 66.565 α = 90 b = 66.565 β = 90 c = 122.768 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 93 CCD 2000-06-08 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON CHESS BEAMLINE A1 0.9213 CHESS A1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 3 32 98.3 0.0793 4.8 6131
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 3 98.3 0.126 3.2
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-Factor (Observed) R-Work (Depositor) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT One biological unit of pdb entry 2ER8 3 32.12 6101 626 98.2 0.277 0.277 0.277 RANDOM 90.1
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] 23.07 12.22 23.07 -46.15
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 20.9 c_angle_deg 1.2 c_improper_angle_d 1.15 c_bond_d 0.009 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 20.9 c_angle_deg 1.2 c_improper_angle_d 1.15 c_bond_d 0.009 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 c_mcbond_it c_mcangle_it c_scbond_it c_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 870 Nucleic Acid Atoms 608 Solvent Atoms 24 Heterogen Atoms 4
Software Software Software Name Purpose CNS refinement MOSFLM data reduction CCP4 data scaling MOLREP phasing