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2.8 Angstrom Crystal Structure of Sensor Domain of Histidine Kinase from Clostridium perfringens.
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 8.3 295 Protein: 7.5 mG/mL, 0.25 M Sodium chloride, 0.01 M Tris-HCL buffer pH 8.3;
Screen: Trap96 (B9), 0.2M Ammonium sulfate, 4% (w/v) Sugar;
Cryo: 1:1, screen : 50% Sucrose., VAPOR DIFFUSION, SITTING DROP, temperature 295K
Crystal Properties Matthews coefficient Solvent content 1.9 35.1
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 73.903 α = 90 b = 82.739 β = 105.92 c = 73.954 γ = 90
Symmetry Space Group P 1 21 1
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 MARMOSAIC 300 mm CCD Beryllium lenses 2012-07-20 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 21-ID-G 0.97856 APS 21-ID-G
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 2.8 30 100 0.077 0.077 31.7 5.1 21394 21394 -3 82.5
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 2.8 2.85 100 0.612 0.612 2.7 5.1 1090
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 SAD THROUGHOUT 2.8 29.51 20178 20178 1088 99.88 0.19993 0.19993 0.19726 0.2014 0.24984 0.2536 RANDOM 95.512
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] -0.83 1.67 -0.25 0.52
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 22.553 r_dihedral_angle_4_deg 18.774 r_long_range_B_refined 11.238 r_long_range_B_other 11.237 r_dihedral_angle_3_deg 11.194 r_scangle_other 7.874 r_mcangle_it 5.998 r_mcangle_other 5.998 r_scbond_it 5.601 r_scbond_other 5.459
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 22.553 r_dihedral_angle_4_deg 18.774 r_long_range_B_refined 11.238 r_long_range_B_other 11.237 r_dihedral_angle_3_deg 11.194 r_scangle_other 7.874 r_mcangle_it 5.998 r_mcangle_other 5.998 r_scbond_it 5.601 r_scbond_other 5.459 r_mcbond_other 3.925 r_mcbond_it 3.924 r_dihedral_angle_1_deg 2.346 r_angle_refined_deg 1.506 r_angle_other_deg 1.179 r_chiral_restr 0.092 r_bond_refined_d 0.009 r_bond_other_d 0.005 r_gen_planes_refined 0.005 r_gen_planes_other 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6231 Nucleic Acid Atoms Solvent Atoms 42 Heterogen Atoms 31
Software Software Software Name Purpose Blu-Ice data collection PHENIX model building REFMAC refinement HKL-3000 data reduction HKL-3000 data scaling PHENIX phasing