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Structure of the DNA coiled-coil formed by d(CGATATATATAT)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1GQU pdb entry 1GQU
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 277 cacodylate,MPD, sodium phosphate, potassium chloride, Trimethylamine-N-oxide, spermine , pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties Matthews coefficient Solvent content 3.3 75
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 26.541 α = 90 b = 26.541 β = 90 c = 220.527 γ = 120
Symmetry Space Group P 61 2 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 110 CCD MARRESEARCH 2004-11-24 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE BM16 0.972 ESRF BM16
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 3.1 23 99.2 1101 1099 1 1
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 3.1 93
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (All) 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 entry 1GQU 3.1 23 2 985 983 115 99.82 0.33318 0.3316 0.3307 0.34585 0.3581 RANDOM 50
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] -0.32 -0.16 -0.32 0.48
RMS Deviations Key Refinement Restraint Deviation r_angle_refined_deg 1.98 r_nbtor_refined 0.314 r_xyhbond_nbd_refined 0.298 r_nbd_refined 0.248 r_symmetry_vdw_refined 0.236 r_symmetry_hbond_refined 0.137 r_chiral_restr 0.087 r_bond_refined_d 0.008 r_gen_planes_refined 0.005 r_scbond_it
RMS Deviations Key Refinement Restraint Deviation r_angle_refined_deg 1.98 r_nbtor_refined 0.314 r_xyhbond_nbd_refined 0.298 r_nbd_refined 0.248 r_symmetry_vdw_refined 0.236 r_symmetry_hbond_refined 0.137 r_chiral_restr 0.087 r_bond_refined_d 0.008 r_gen_planes_refined 0.005 r_scbond_it r_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms Nucleic Acid Atoms 243 Solvent Atoms Heterogen Atoms
Software Software Software Name Purpose REFMAC refinement HKL-2000 data reduction SCALEPACK data scaling AMoRE phasing