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A crystal structure of alphavirus nonstructural protein 4 (nsP4) reveals an intrinsically 1dynamic RNA-dependent RNA polymerase
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 293 0.1M HEPES/TRIS, 24% PEG 3350, 0.2M Ammonium Acetate, 0.3% TMAO
Crystal Properties Matthews coefficient Solvent content 2.04 39.58
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 64.837 α = 90 b = 68.349 β = 90 c = 99.646 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 EIGER X 16M 2019-12-20 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSRRC BEAMLINE TPS 05A 0.946 NSRRC TPS 05A
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 2.3 50 99.8 0.064 12.04 5.69 37774 83.3
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.3 2.36 98.4 4.8 0.36 5.69
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 SAD FREE R-VALUE 2.6 27.13 1.35 26213 1305 99.7 0.2664 0.2653 0.2677 0.2884 0.2926 RANDOM 108.3
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 13.715 f_angle_d 0.976 f_chiral_restr 0.05 f_bond_d 0.006 f_plane_restr 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3098 Nucleic Acid Atoms Solvent Atoms 1 Heterogen Atoms
Software Software Software Name Purpose PHENIX refinement XDS data reduction CRANK2 phasing XDS data scaling