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E.coli's Putrescine receptor PotF complexed with Spermine
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 8.8 293 2.4 M Ammoniumsulfate, 0.1 M Bicine pH 8.8, 5% PEG 3550
Crystal Properties Matthews coefficient Solvent content 2.48 50.5
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 70.401 α = 90 b = 70.401 β = 90 c = 273.497 γ = 120
Symmetry Space Group P 32 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 100 PIXEL DECTRIS PILATUS 6M 2018-01-17 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 2.09 45.58 99.95 0.1083 0.1137 0.03414 0.999 14.62 11 47981 52.43
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 2.09 2.165 100 3.334 3.49 1.024 0.229 0.65 11.4
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) 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 1A99 2.09 45.58 1.35 47981 2075 99.97 0.2165 0.2154 0.2162 0.2402 0.241 Random selection 65.65
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 18.0175 f_angle_d 0.4462 f_chiral_restr 0.0406 f_plane_restr 0.0032 f_bond_d 0.0014
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 5351 Nucleic Acid Atoms Solvent Atoms 142 Heterogen Atoms 173
Software Software Software Name Purpose PHENIX refinement MxCuBE data collection XDS data reduction XDS data scaling Coot model building PHASER phasing