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Structural mechanism for the fine-tuning of CcpA function by the small molecule effectors glucose-6-phosphate and fructose-1,6-bisphosphate
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2NZU PDB ENTRY 2NZU
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.6 298 ammonium sulphate, pH 6.6, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 3.43 64.13
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 69.33 α = 90 b = 69.33 β = 90 c = 229.5 γ = 90
Symmetry Space Group P 41 21 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 ADSC QUANTUM 315 graphite 2005-12-23 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 8.2.1 ALS 8.2.1
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 3.17 66.4 98.9 0.056 0.06 12 2 10182 10070 89
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) 3.17 3.37 99.1 0.34 0.34 1.2 2 1452
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work (Depositor) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 2NZU 3.17 66.37 10182 10070 1018 98.9 0.279 0.278 0.278 0.318 RANDOM 74.8
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] 17.64 17.64 -35.28
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 25.1 c_angle_deg 2.3 c_improper_angle_d 1.11 c_bond_d 0.016
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2773 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms
Software Software Software Name Purpose CNS refinement ADSC data collection MOSFLM data reduction CCP4 data scaling MOLREP phasing