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Mechanical Coupling Controls Cooperative Ligand Binding in a Homodimeric Hemoglobin
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3SDH PDB entry 3SDH
Crystallization Crystal Properties Matthews coefficient Solvent content 2.27 45.88
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 93.25 α = 90 b = 43.98 β = 122.03 c = 83.5 γ = 90
Symmetry Space Group C 1 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 288 AREA DETECTOR MAR CCD 165 mm 2008-11-06 L LAUE
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 14-ID-B 1.017 - 1.2 APS 14-ID-B
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 1.6 38.2 74.5 0.0597 24.7 3.27 27862 27844 6 23
Refinement Statistics Diffraction ID Structure Solution Method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) Mean Isotropic B X-RAY DIFFRACTION FOURIER SYNTHESIS PDB entry 3SDH 1.6 38.2 6 27862 27844 74.5 0.3443 20
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 2232 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 90
Software Software Software Name Purpose LaueCollect data collection dynamiX model building dynamiX refinement