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The C-terminal RRM domain of Arabidopsis SMALL RNA DEGRADING NUCLEASE 1 (E329A/E330A/E332A)
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 290 PEG 3350, ammonium citrate
Crystal Properties Matthews coefficient Solvent content 2.17 43.37
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 41.132 α = 90 b = 65.62 β = 90 c = 74.73 γ = 90
Symmetry Space Group C 2 2 21
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 80 CCD MARMOSAIC 225 mm CCD 2013-04-11 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRF BEAMLINE BL17U1 0.987 SSRF BL17U1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 2.049 34.96 99.56 29.4 13.7 6556
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.05 2.12
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 SAD FREE R-VALUE 2.049 34.851 6539 649 98.78 0.1807 0.178 0.1759 0.227 0.2332
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 14.42 f_angle_d 0.579 f_chiral_restr 0.044 f_bond_d 0.003 f_plane_restr 0.002
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 780 Nucleic Acid Atoms Solvent Atoms 74 Heterogen Atoms 26
Software Software Software Name Purpose PHENIX refinement HKL-2000 data collection PHENIX model building PHENIX phasing HKL-2000 data reduction HKL-2000 data scaling