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Structure of the Anti-Sigma Factor Antagonist SpoIIAA in its Unphosphorylated Form
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1H4X
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 9 2M MGCL2, 0.1M BICINE (PH 9.0)
Crystal Properties Matthews coefficient Solvent content 2.62 53.07
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 81.582 α = 90 b = 81.582 β = 90 c = 71.616 γ = 120
Symmetry Space Group P 65 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 CCD M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID14-3 ESRF ID14-3
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 2.74 20 99.8 0.072 23.5 6.7 4022
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 2.74 2.84 99.7 0.342 5.3
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-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 1H4X 2.74 20 3811 181 99.85 0.251 0.284 0.305 0.3315 RANDOM
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]
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 873 Nucleic Acid Atoms Solvent Atoms 8 Heterogen Atoms
Software Software Software Name Purpose REFMAC refinement DENZO data reduction SCALEPACK data scaling MOLREP phasing