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Crystal Structure of heterotrimeric G-protein alpha subunit Galpha7 from Naegleria fowleri
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 5DO9
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.5 290 NafoA.01088.e.B1 and NafoA.19531.b.B2 were co-purified (PW38434) to 20.24 mg/ml in a buffer containing 25 mM HEPES pH 7.5, 500 mM NaCl, 5% Glycerol , 2 mM DTT, 0.025% Azide, 10mM MgCl2, 10mM NaF, 30uM AlCl3, 5uM GDP, was mixed 1:1 with Wiz3/4(c8): 16% (w/v) PEG-800, 40 mM potassium phosphate monobasic, 20% (v/v) glycerol, cryoprotected with 20% ethylene glycol. Tray 299259c8, puck: rhn8-4
Crystal Properties Matthews coefficient Solvent content 2.15 42.68
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 60.69 α = 90 b = 68.31 β = 90 c = 79.57 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 CCD RAYONIX MX-300 Beryllium Lenses 2018-04-05 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 21-ID-F 0.97872 APS 21-ID-F
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim 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 1.7 48.256 99.8 0.046 0.05 0.999 23.09 6.003 37029 19.7
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.7 1.74 99.8 0.512 0.572 0.858 2.99 4.996
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 5do9 1.7 48.256 35817 2146 96.55 0.163 0.1609 0.164 0.1947 0.1968 0 24.1924
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 2636 Nucleic Acid Atoms Solvent Atoms 334 Heterogen Atoms 30
Software Software Software Name Purpose PHENIX refinement XDS data reduction XSCALE data scaling PDB_EXTRACT data extraction MoRDa phasing