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APO FORM OF ESCHERICHIA COLI REGULATORY PROTEIN ARAC
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2ARC PDB ENTRY 2ARC
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 9 PROTEIN WAS CRYSTALLIZED BY HANGING-DROP VAPOR DIFFUSION FROM 20% PEG 4000, 0.1M TRIS-HCL, PH 9.0, 5 MM KCL, 0.2 M SODIUM ACETATE., vapor diffusion - hanging drop
Crystal Properties Matthews coefficient Solvent content 1.93 36
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 57.37 α = 90 b = 57.37 β = 90 c = 83.45 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 100 IMAGE PLATE FUJI SPHERICAL RH COATED MIRROR 1996-02-18 M
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X4A NSLS X4A
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 2.7 30 99 0.065 0.065 16.5 11 4676 2 41.9
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) 1.8 2.82 99 0.065 0.293 3 4.9
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) 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 PDB ENTRY 2ARC 2.8 7 2 3796 329 97.4 0.216 0.216 0.337 RANDOM 31.2
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]
RMS Deviations Key Refinement Restraint Deviation x_dihedral_angle_d 25.24 x_scangle_it 11.88 x_scbond_it 6.57 x_mcangle_it 5.11 x_mcbond_it 4.67 x_angle_deg 1.95 x_improper_angle_d 1.7 x_bond_d 0.017 x_bond_d_na x_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation x_dihedral_angle_d 25.24 x_scangle_it 11.88 x_scbond_it 6.57 x_mcangle_it 5.11 x_mcbond_it 4.67 x_angle_deg 1.95 x_improper_angle_d 1.7 x_bond_d 0.017 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na x_angle_deg_prot x_dihedral_angle_d_na x_dihedral_angle_d_prot x_improper_angle_d_na x_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1192 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling X-PLOR model building X-PLOR refinement X-PLOR phasing