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Crystal structure of the Smaug RNA binding domain
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8 277 PEG 4000, Sodium acetate, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 2.71 54.58
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 129.32 α = 90 b = 129.32 β = 90 c = 33.125 γ = 120
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 170 CCD SBC-2 2001-03-01 M MAD 2 1 x-ray 170 CCD BRANDEIS - B4 2001-04-13 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 19-ID 0.94207, 0.97941, 0.97927 APS 19-ID 2 SYNCHROTRON NSLS BEAMLINE X25 0.9188 NSLS X25
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 1.8 50 95.5 0.036 34.9 19192
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) 1.8 50 74.6 0.33 3.2
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work (Depositor) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MAD THROUGHOUT 1.8 40 19192 18277 1257 88.8 0.231 0.231 0.229 0.244 random
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 c_dihedral_angle_d 18.5541 c_mcbond_it 1.407 c_angle_deg 1.01337 c_improper_angle_d 0.6956 c_bond_d 0.00766
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1355 Nucleic Acid Atoms Solvent Atoms 163 Heterogen Atoms
Software Software Software Name Purpose HKL-2000 data collection SCALEPACK data scaling CNS refinement HKL-2000 data reduction CNS phasing