☰ Navigation Tabs
The crystal structure of the bacteriophage T4 MotA C-terminal domain in complex with dsDNA reveals a novel protein-DNA recognition motif
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1KAF 1KAF + DNA helix from COOT
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 293 23% PEG 8K, 0.1 M Na Acetate, 0.1 M NaCacodylate, pH 6.5, and 3% glycerol
Crystal Properties Matthews coefficient Solvent content 2.47 53.5
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 72.27 α = 90 b = 72.27 β = 90 c = 279.369 γ = 120
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 MAR CCD 130 mm 2014-06-25 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 22-ID 1.0000 APS 22-ID
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) CC (Half) 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 2.955 93.12 100 0.167 0.999 15.1 23.4 17332 65.2
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 2.955 3.11 100 2 23.5
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation 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-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE 1KAF + DNA helix from COOT 2.955 62.588 1.42 17252 856 99.98 0.2208 0.2195 0.2136 0.2446 0.2285 random 65.2
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 f_dihedral_angle_d 24.481 f_angle_d 1.544 f_chiral_restr 0.081 f_bond_d 0.007 f_plane_restr 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3550 Nucleic Acid Atoms 1792 Solvent Atoms 387 Heterogen Atoms
Software Software Software Name Purpose PHENIX refinement XDS data reduction SCALA data scaling PHASER phasing