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X-ray crystal structure of the Rho transcription termination factor in complex with single stranded DNA
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 291 0.05M Nacacodylate (pH 6.5), 0.05M NaCl, 2.5% PEG 8K, 20% glycerol, 0.3mM n-Nonyl-beta-D-thiomaltoside, 1mM TCEP,
VAPOR DIFFUSION, HANGING DROP, temperature 18K
Crystal Properties Matthews coefficient Solvent content 3.06 59.84
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 118.556 α = 90 b = 204.327 β = 95.86 c = 147.37 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 95 CCD ADSC QUANTUM 4 mirrors 2002-02-10 M MAD 2 1 x-ray M SAD 1,2 1
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 8.3.1 1.05, 1.0, 0.9794 ALS 8.3.1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Sym I (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 1,2 3 50 96.1 0.046 15.5 2.2 74391 63958 3 3 89.4
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1,2 3 3.12 98.5 0.272 3.5 2.2
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-Factor (All) 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 SIR, MAD THROUGHOUT 3 20 77075 63958 3379 97.9 0.27132 0.27132 0.26997 0.2444 0.29633 0.2684 RANDOM 62.668
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] -1.14 -2.27 2.01 -1.33
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 5.735 r_scangle_it 3.767 r_scbond_it 2.16 r_mcangle_it 1.533 r_angle_refined_deg 1.467 r_mcbond_it 0.796 r_symmetry_vdw_refined 0.343 r_nbd_refined 0.311 r_symmetry_hbond_refined 0.27 r_xyhbond_nbd_refined 0.21
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 5.735 r_scangle_it 3.767 r_scbond_it 2.16 r_mcangle_it 1.533 r_angle_refined_deg 1.467 r_mcbond_it 0.796 r_symmetry_vdw_refined 0.343 r_nbd_refined 0.311 r_symmetry_hbond_refined 0.27 r_xyhbond_nbd_refined 0.21 r_chiral_restr 0.103 r_bond_refined_d 0.014 r_gen_planes_refined 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 18846 Nucleic Acid Atoms 190 Solvent Atoms 41 Heterogen Atoms
Software Software Software Name Purpose REFMAC refinement HKL-2000 data reduction SCALEPACK data scaling SOLVE phasing MLPHARE phasing SHARP phasing