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Crystal Structure Analysis of the 16mer GCAGNCUUAAGUCUGC containing 7-triazolyl-8-aza-7-deazaadenosine
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7 294.15 10% MPD(v/v) (Drop), 20% MPD(v/v) (reservoir), 40mM Na-cacodylate trihydrate (pH 7), 12mM spermine tetrahydrochloride, 80mM KCl, 10mM MgCl2 hexahydrate , VAPOR DIFFUSION, SITTING DROP, temperature 294.15K
Crystal Properties Matthews coefficient Solvent content 2.31 46.82
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 77.36 α = 90 b = 44.38 β = 121.97 c = 48.83 γ = 90
Symmetry Space Group C 1 2 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 CCD ADSC QUANTUM 315 2013-04-29 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL7-1 1.127 SSRL BL7-1
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 1.7 36.79 93.7 0.025 16.42 1.88 15661 14671
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 1.7 1.74 88.6 0.314 2.27 1.69 1133
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-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 1.7 36.79 14671 13931 740 94.08 0.22383 0.22383 0.2227 0.2308 0.24351 0.252 RANDOM 38.673
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] 2.6 -1.73 3.04 -2.57
RMS Deviations Key Refinement Restraint Deviation r_angle_other_deg 3.42 r_angle_refined_deg 2.503 r_chiral_restr 0.114 r_gen_planes_refined 0.017 r_bond_refined_d 0.012 r_bond_other_d 0.009 r_gen_planes_other 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms Nucleic Acid Atoms 1026 Solvent Atoms 78 Heterogen Atoms
Software Software Software Name Purpose Blu-Ice data collection PHASER phasing REFMAC refinement