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E.coli's putrescine receptor variant PotF/D (4JDF) with mutations E39D Y87S in complex with spermidine
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1A99
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 4.7 293 0.085 M Sodium acetate pH 4.7, 0.17M Ammonium acetate, 32.5% PEG 4000, 15% Glycerol
Crystal Properties Matthews coefficient Solvent content 2.13 42.06
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 37.256 α = 90 b = 78.579 β = 90 c = 114.435 γ = 90
Symmetry Space Group P 21 21 21
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 PIXEL DECTRIS PILATUS 6M 2018-12-12 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON BESSY BEAMLINE 14.1 0.9184 BESSY 14.1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) 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 1.57 39.29 99.6 0.098 0.108 0.045 0.999 10.35 5.5 260238 21.78
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.57 1.63 99.5 2.027 2.242 0.943 0.256 0.73 5.4
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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 1A99 1.57 39.29 47745 2101 99.44 0.1755 0.174 0.1743 0.2086 0.207 28.34
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 12.427 f_angle_d 0.7508 f_chiral_restr 0.0495 f_plane_restr 0.0062 f_bond_d 0.0045
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2695 Nucleic Acid Atoms Solvent Atoms 301 Heterogen Atoms 90
Software Software Software Name Purpose PHENIX refinement XDS data reduction XSCALE data scaling PHASER phasing Coot model building