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Structure of a histidine kinase-response regulator complex reveals insights into Two-component signaling and a novel cis-autophosphorylation mechanism
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.6 294 1.7M ammonium sulfate, 2.5% dioxane, 0.1M citrate, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 294K
Crystal Properties Matthews coefficient Solvent content 3.35 63.31
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 183.958 α = 90 b = 90.668 β = 108.42 c = 68.985 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 110 CCD MAR CCD 165 mm mirror 2004-01-01 M MAD 2 1 x-ray 110 CCD ADSC QUANTUM 4 Toroidal mirror 2004-01-01 M SINGLE WAVELENGTH 1,2 1
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE BM16 0.97935, 0.97950, 0.95298 ESRF BM16 2 SYNCHROTRON ESRF BEAMLINE ID14-3 0.931 ESRF ID14-3
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (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 2.8 43.64 99.7 0.072 0.072 16.2 4.4 26588 116062 3 79
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1,2 2.8 2.95 100 0.4 0.4 2.8 4.4 3875
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 THROUGHOUT 2.8 43.64 25230 116062 1326 99.7 0.236 0.236 0.234 0.2271 0.284 0.2264 RANDOM 74.876
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] -2.57 -0.84 3.78 -1.74
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 43.751 r_dihedral_angle_3_deg 22.017 r_dihedral_angle_4_deg 19.381 r_dihedral_angle_1_deg 6.508 r_scangle_it 3.491 r_scbond_it 2.373 r_angle_refined_deg 1.556 r_mcangle_it 1.544 r_mcbond_it 1.209 r_nbtor_refined 0.319
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 43.751 r_dihedral_angle_3_deg 22.017 r_dihedral_angle_4_deg 19.381 r_dihedral_angle_1_deg 6.508 r_scangle_it 3.491 r_scbond_it 2.373 r_angle_refined_deg 1.556 r_mcangle_it 1.544 r_mcbond_it 1.209 r_nbtor_refined 0.319 r_symmetry_vdw_refined 0.27 r_nbd_refined 0.258 r_symmetry_hbond_refined 0.219 r_xyhbond_nbd_refined 0.211 r_metal_ion_refined 0.184 r_chiral_restr 0.095 r_bond_refined_d 0.018 r_gen_planes_refined 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 5712 Nucleic Acid Atoms Solvent Atoms 162 Heterogen Atoms 77
Software Software Software Name Purpose REFMAC refinement PDB_EXTRACT data extraction APEX data collection MOSFLM data reduction SCALA data scaling SOLVE phasing