☰ Navigation Tabs
Crystal structure of a telomeric RNA G-quadruplex complexed with an acridine-based ligand.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3IBK PDB ID 3IBK
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 285 MPD, sodium chloride, potassium chloride, sodium cacodylate, potassium cacodylate, spermine, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 285K
Crystal Properties Matthews coefficient Solvent content 3.87 68.19
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 56.606 α = 90 b = 56.606 β = 90 c = 56.606 γ = 90
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 Monochromator 2010-02-01 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I04 0.97630 Diamond I04
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 2.4 17.9 100 0.055 16.1 6.6 2511 2511 2 2 26.462
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) 2.4 2.49 100 0.368 4.3 6.78
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model 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) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ID 3IBK 2.6 16.34 1901 91 99.95 0.23603 0.23543 0.2413 0.24752 0.26 RANDOM 26.462
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 r_scangle_it 2.138 r_scbond_it 1.244 r_angle_refined_deg 1.018 r_chiral_restr 0.052 r_bond_refined_d 0.01 r_gen_planes_refined 0.008
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms Nucleic Acid Atoms 259 Solvent Atoms 16 Heterogen Atoms 58
Software Software Software Name Purpose DNA data collection PHASER phasing REFMAC refinement CrystalClear data reduction CrystalClear data scaling