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The ligand-free dimer of chemoreceptor MCP2201 ligand binding domain
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 5XUD
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 9.4 277 0.1 M BIS-TRIS propane pH 9.4
20% PEG 5,000 MME
2-5% 2-Propanol, 2-5% Glycerol
Crystal Properties Matthews coefficient Solvent content 2.28 46.13
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 64.78 α = 90 b = 105.03 β = 90.95 c = 91.07 γ = 90
Symmetry Space Group P 1 21 1
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 ADSC QUANTUM 315 2014-07-07 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRF BEAMLINE BL17U 0.9790 SSRF BL17U
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) CC (Half) 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 2.8 55.13 99.5 0.107 0.994 7.7 3.6 30025 70.566
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.8 2.95 99.8 0.643 0.7 2.3 3.7
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-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 5XUD 2.8 53.199 28676 1447 95.12 0.2241 0.2219 0.2244 0.2663 0.2661 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]
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 14.578 f_angle_d 0.752 f_chiral_restr 0.042 f_plane_restr 0.005 f_bond_d 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 8363 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms
Software Software Software Name Purpose PHENIX refinement iMOSFLM data processing SCALA data scaling PHASER phasing