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DNA holliday junction stabilized by iodine halogen bond. I2J Construct of related reference
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 hanging drop 7 298 0.7mM DNA, 25mM sodium cacodylate pH 7.0 buffer, 10-25mM calcium chloride, and 0.8-1.2mM spermine, equilibrated against a reservoir of 30-40% aqueous MPD, hanging drop, temperature 298 K
Crystal Properties Matthews coefficient Solvent content 2.44 49.58
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 64.956 α = 90 b = 24.773 β = 111.59 c = 37.616 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 133 CCD ADSC QUANTUM 315 2004-10-31 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 14-BM-C 1 APS 14-BM-C
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 1.7 19.57 91.4 6266 5772 1.4 2 9.9
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.7 1.81 78.2
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-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 19.57 6319 5772 619 91.4 0.239 0.2371 0.255 0.2515 RANDOM 18.0466
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] -1.77 -0.59 5.47 -3.7
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 18.6 c_improper_angle_d 1.73 c_angle_deg 1.1 c_bond_d 0.007 c_mcbond_it c_mcangle_it c_scbond_it c_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms Nucleic Acid Atoms 404 Solvent Atoms 74 Heterogen Atoms
Software Software Software Name Purpose CNS refinement PDB_EXTRACT data extraction HKL-2000 data collection HKL-2000 data reduction HKL-2000 data scaling CNS phasing