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HIGH-RESOLUTION STRUCTURE OF A DNA HELIX FORMING (C.G)*G BASE TRIPLETS
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1BNA BDL001
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION 6 289 pH 6.00, VAPOR DIFFUSION, temperature 289.00K
Crystal Properties Matthews coefficient Solvent content 1.94 46
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 22.238 α = 90 b = 37.01 β = 90 c = 54.1 γ = 90
Symmetry Space Group P 21 21 21
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 291 IMAGE PLATE MARRESEARCH 1994-05-02 M
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE
Refinement Statistics Diffraction ID Structure Solution Method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Free (Depositor) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT BDL001 2.05 8 4 2379 79.5 0.168 0.168
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 x_dihedral_angle_d 25.5 x_angle_deg 3.21 x_improper_angle_d 0.88 x_bond_d 0.015 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na
RMS Deviations Key Refinement Restraint Deviation x_dihedral_angle_d 25.5 x_angle_deg 3.21 x_improper_angle_d 0.88 x_bond_d 0.015 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na x_angle_deg_prot x_dihedral_angle_d_na x_dihedral_angle_d_prot x_improper_angle_d_na x_improper_angle_d_prot x_mcbond_it x_mcangle_it x_scbond_it x_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms Nucleic Acid Atoms 366 Solvent Atoms 86 Heterogen Atoms 2
Software Software Software Name Purpose AMoRE phasing X-PLOR refinement IPMOSFLM data reduction