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SEQUENCE-DEPENDENT MICROHETEROGENEITY OF Z-DNA: THE CRYSTAL AND MOLECULAR STRUCTURES OF D(CACGCG).D(CGCGTG) AND D(CGCACG).D(CGTGCG)
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.8 pH 6.80, VAPOR DIFFUSION, HANGING DROP
Crystal Properties Matthews coefficient Solvent content 1.61 23.71
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 17.75 α = 90 b = 17.76 β = 90 c = 42.77 γ = 120.05
Symmetry Space Group P 1 1 21
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 296 DIFFRACTOMETER ENRAF-NONIUS CAD4
Refinement Statistics Diffraction ID Structure Solution Method 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 2.5 10 2 530 0.161
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 n_phos_bond_it 12.76 n_phos_angle_it 10.21 n_sugar_angle_it 8 n_sugar_bond_it 5.5 n_multtor_nbd 0.093 n_phos_bond_d 0.071 n_phos_bond_angle_d 0.07 n_singtor_nbd 0.069 n_chiral_restr 0.038 n_sugar_bond_angle_d 0.026
RMS Deviations Key Refinement Restraint Deviation n_phos_bond_it 12.76 n_phos_angle_it 10.21 n_sugar_angle_it 8 n_sugar_bond_it 5.5 n_multtor_nbd 0.093 n_phos_bond_d 0.071 n_phos_bond_angle_d 0.07 n_singtor_nbd 0.069 n_chiral_restr 0.038 n_sugar_bond_angle_d 0.026 n_sugar_bond_d 0.01 n_plane_restr 0.005 n_bond_d n_angle_d n_planar_d n_hb_or_metal_coord n_bond_angle_restr n_dihedral_angle_restr n_impr_tor n_xhyhbond_nbd
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms Nucleic Acid Atoms 240 Solvent Atoms 21 Heterogen Atoms
Software Software Software Name Purpose NUCLSQ refinement