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Identification of an Immunodominant region on a Group A Streptococcus T-antigen Reveals Temperature-Dependent Motion in Pili
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 6N0A
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.5 291 10% (w/v) PEG 8000, 20% (v/v) ethylene glycol, 0.3 Mdiethyleneglycol, 0.3 Mtriethyleneglycol, 0.3 M tetraethyleneglycol, 0.3 Mpentaethyleneglycol and 0.1 M MOPS/HEPES-Na pH 7.5
Crystal Properties Matthews coefficient Solvent content 2.67 53.95
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 126.362 α = 90 b = 41.112 β = 110.42 c = 171.6 γ = 90
Symmetry Space Group I 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 ADSC QUANTUM 315r 2017-08-22 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON AUSTRALIAN SYNCHROTRON BEAMLINE MX2 0.95372 Australian Synchrotron MX2
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Rpim I (All) 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 1.9 41.87 99.9 0.077 0.084 0.032 0.999 11.8 6.8 65913
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rpim I (All) CC (Half) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.9 1.94 99.8 1.425 0.583 0.769 1.2 6.9
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) 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 THROUGHOUT 6N0A 1.9 41.9 62570 3333 99.8 0.20377 0.20164 0.2093 0.24358 0.2506 RANDOM 47.565
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] -1.97 0.98 2.66 -1.11
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.338 r_dihedral_angle_4_deg 16.345 r_dihedral_angle_3_deg 13.996 r_long_range_B_refined 8.235 r_long_range_B_other 8.206 r_dihedral_angle_1_deg 7.821 r_scangle_other 6.859 r_mcangle_it 5.355 r_mcangle_other 5.355 r_scbond_it 4.758
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.338 r_dihedral_angle_4_deg 16.345 r_dihedral_angle_3_deg 13.996 r_long_range_B_refined 8.235 r_long_range_B_other 8.206 r_dihedral_angle_1_deg 7.821 r_scangle_other 6.859 r_mcangle_it 5.355 r_mcangle_other 5.355 r_scbond_it 4.758 r_scbond_other 4.757 r_mcbond_it 4.048 r_mcbond_other 4.047 r_angle_refined_deg 1.621 r_angle_other_deg 1.318 r_chiral_restr 0.072 r_bond_refined_d 0.009 r_gen_planes_refined 0.008 r_bond_other_d 0.001 r_gen_planes_other 0.001 r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_scangle_it r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 5283 Nucleic Acid Atoms Solvent Atoms 302 Heterogen Atoms 1
Software Software Software Name Purpose XDS data reduction Aimless data scaling PHASER phasing REFMAC refinement