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Crystal structure of human DEAD-box RNA helicase DDX21 at post-unwound state
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.5 293 7% MPD and 0.1M Bicine, pH8.5
Crystal Properties Matthews coefficient Solvent content 2.6 52.74
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 72.36 α = 90 b = 89.23 β = 115.6 c = 79.69 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 100 PIXEL DECTRIS PILATUS3 6M 2019-01-11 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRF BEAMLINE BL19U1 0.97849 SSRF BL19U1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Sym I (Observed) Rrim I (All) Rpim I (All) 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 2.242 71.867 99.7 0.091 0.111 0.044 11.6 6.3 43794
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Rrim I (All) Rpim I (All) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.242 2.36 99.9 0.449 0.449 0.533 0.207 1.6 6.5
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-Free (Depositor) R-Free (DCC) Mean Isotropic B X-RAY DIFFRACTION SAD THROUGHOUT 2.242 33.52 1.35 43765 2106 99.63 0.1781 0.1753 0.233 0.2325 37.7253
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 5950 Nucleic Acid Atoms 280 Solvent Atoms 156 Heterogen Atoms 96
Software Software Software Name Purpose PHENIX refinement SCALA data scaling PDB_EXTRACT data extraction HKL-2000 data reduction PHASER phasing