data_6GQ2 # _entry.id 6GQ2 # _audit_conform.dict_name mmcif_pdbx.dic _audit_conform.dict_version 5.328 _audit_conform.dict_location http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic # loop_ _database_2.database_id _database_2.database_code PDB 6GQ2 WWPDB D_1200010404 # _pdbx_database_status.status_code REL _pdbx_database_status.status_code_sf REL _pdbx_database_status.status_code_mr ? _pdbx_database_status.entry_id 6GQ2 _pdbx_database_status.recvd_initial_deposition_date 2018-06-07 _pdbx_database_status.SG_entry N _pdbx_database_status.deposit_site PDBE _pdbx_database_status.process_site PDBE _pdbx_database_status.status_code_cs ? _pdbx_database_status.methods_development_category ? _pdbx_database_status.pdb_format_compatible Y _pdbx_database_status.status_code_nmr_data ? # loop_ _audit_author.name _audit_author.pdbx_ordinal _audit_author.identifier_ORCID 'Landau, M.' 1 0000-0002-1743-3430 'Tayeb-Fligelman, E.' 2 0000-0001-9318-5400 # _citation.abstract ? _citation.abstract_id_CAS ? _citation.book_id_ISBN ? _citation.book_publisher ? _citation.book_publisher_city ? _citation.book_title ? _citation.coordinate_linkage ? _citation.country UK _citation.database_id_Medline ? _citation.details ? _citation.id primary _citation.journal_abbrev Structure _citation.journal_id_ASTM STRUE6 _citation.journal_id_CSD 2005 _citation.journal_id_ISSN 0969-2126 _citation.journal_full ? _citation.journal_issue ? _citation.journal_volume 28 _citation.language ? _citation.page_first 301 _citation.page_last 313.e6 _citation.title 'Staphylococcus aureus PSM alpha 3 Cross-alpha Fibril Polymorphism and Determinants of Cytotoxicity.' _citation.year 2020 _citation.database_id_CSD ? _citation.pdbx_database_id_DOI 10.1016/j.str.2019.12.006 _citation.pdbx_database_id_PubMed 31918959 _citation.unpublished_flag ? # loop_ _citation_author.citation_id _citation_author.name _citation_author.ordinal _citation_author.identifier_ORCID primary 'Tayeb-Fligelman, E.' 1 ? primary 'Salinas, N.' 2 ? primary 'Tabachnikov, O.' 3 ? primary 'Landau, M.' 4 ? # _cell.angle_alpha 90.000 _cell.angle_alpha_esd ? _cell.angle_beta 112.260 _cell.angle_beta_esd ? _cell.angle_gamma 90.000 _cell.angle_gamma_esd ? _cell.entry_id 6GQ2 _cell.details ? _cell.formula_units_Z ? _cell.length_a 52.940 _cell.length_a_esd ? _cell.length_b 13.150 _cell.length_b_esd ? _cell.length_c 25.970 _cell.length_c_esd ? _cell.volume ? _cell.volume_esd ? _cell.Z_PDB 4 _cell.reciprocal_angle_alpha ? _cell.reciprocal_angle_beta ? _cell.reciprocal_angle_gamma ? _cell.reciprocal_angle_alpha_esd ? _cell.reciprocal_angle_beta_esd ? _cell.reciprocal_angle_gamma_esd ? _cell.reciprocal_length_a ? _cell.reciprocal_length_b ? _cell.reciprocal_length_c ? _cell.reciprocal_length_a_esd ? _cell.reciprocal_length_b_esd ? _cell.reciprocal_length_c_esd ? _cell.pdbx_unique_axis ? # _symmetry.entry_id 6GQ2 _symmetry.cell_setting ? _symmetry.Int_Tables_number 5 _symmetry.space_group_name_Hall ? _symmetry.space_group_name_H-M 'C 1 2 1' _symmetry.pdbx_full_space_group_name_H-M ? # loop_ _entity.id _entity.type _entity.src_method _entity.pdbx_description _entity.formula_weight _entity.pdbx_number_of_molecules _entity.pdbx_ec _entity.pdbx_mutation _entity.pdbx_fragment _entity.details 1 polymer syn 'Phenol-soluble modulin alpha 3 peptide' 2553.048 1 ? K12A 'PSMalpha3 full-lenght mutant (residues 1-22)' ? 2 non-polymer syn 'SULFATE ION' 96.063 1 ? ? ? ? 3 water nat water 18.015 3 ? ? ? ? # _entity_poly.entity_id 1 _entity_poly.type 'polypeptide(L)' _entity_poly.nstd_linkage no _entity_poly.nstd_monomer no _entity_poly.pdbx_seq_one_letter_code MEFVAKLFKFFADLLGKFLGNN _entity_poly.pdbx_seq_one_letter_code_can MEFVAKLFKFFADLLGKFLGNN _entity_poly.pdbx_strand_id A _entity_poly.pdbx_target_identifier ? # loop_ _entity_poly_seq.entity_id _entity_poly_seq.num _entity_poly_seq.mon_id _entity_poly_seq.hetero 1 1 MET n 1 2 GLU n 1 3 PHE n 1 4 VAL n 1 5 ALA n 1 6 LYS n 1 7 LEU n 1 8 PHE n 1 9 LYS n 1 10 PHE n 1 11 PHE n 1 12 ALA n 1 13 ASP n 1 14 LEU n 1 15 LEU n 1 16 GLY n 1 17 LYS n 1 18 PHE n 1 19 LEU n 1 20 GLY n 1 21 ASN n 1 22 ASN n # _pdbx_entity_src_syn.entity_id 1 _pdbx_entity_src_syn.pdbx_src_id 1 _pdbx_entity_src_syn.pdbx_alt_source_flag sample _pdbx_entity_src_syn.pdbx_beg_seq_num 1 _pdbx_entity_src_syn.pdbx_end_seq_num 22 _pdbx_entity_src_syn.organism_scientific ' Staphylococcus aureus RF122' _pdbx_entity_src_syn.organism_common_name ? _pdbx_entity_src_syn.ncbi_taxonomy_id 273036 _pdbx_entity_src_syn.details 'PSMalpha3 K12A mutant, synthesized' # _struct_ref.id 1 _struct_ref.db_name UNP _struct_ref.db_code PSMA3_STAAB _struct_ref.pdbx_db_accession P0C807 _struct_ref.pdbx_db_isoform ? _struct_ref.entity_id 1 _struct_ref.pdbx_seq_one_letter_code MEFVAKLFKFFKDLLGKFLGNN _struct_ref.pdbx_align_begin 1 # _struct_ref_seq.align_id 1 _struct_ref_seq.ref_id 1 _struct_ref_seq.pdbx_PDB_id_code 6GQ2 _struct_ref_seq.pdbx_strand_id A _struct_ref_seq.seq_align_beg 1 _struct_ref_seq.pdbx_seq_align_beg_ins_code ? _struct_ref_seq.seq_align_end 22 _struct_ref_seq.pdbx_seq_align_end_ins_code ? _struct_ref_seq.pdbx_db_accession P0C807 _struct_ref_seq.db_align_beg 1 _struct_ref_seq.pdbx_db_align_beg_ins_code ? _struct_ref_seq.db_align_end 22 _struct_ref_seq.pdbx_db_align_end_ins_code ? _struct_ref_seq.pdbx_auth_seq_align_beg 1 _struct_ref_seq.pdbx_auth_seq_align_end 22 # _struct_ref_seq_dif.align_id 1 _struct_ref_seq_dif.pdbx_pdb_id_code 6GQ2 _struct_ref_seq_dif.mon_id ALA _struct_ref_seq_dif.pdbx_pdb_strand_id A _struct_ref_seq_dif.seq_num 12 _struct_ref_seq_dif.pdbx_pdb_ins_code ? _struct_ref_seq_dif.pdbx_seq_db_name UNP _struct_ref_seq_dif.pdbx_seq_db_accession_code P0C807 _struct_ref_seq_dif.db_mon_id LYS _struct_ref_seq_dif.pdbx_seq_db_seq_num 12 _struct_ref_seq_dif.details 'engineered mutation' _struct_ref_seq_dif.pdbx_auth_seq_num 12 _struct_ref_seq_dif.pdbx_ordinal 1 # loop_ _chem_comp.id _chem_comp.type _chem_comp.mon_nstd_flag _chem_comp.name _chem_comp.pdbx_synonyms _chem_comp.formula _chem_comp.formula_weight ALA 'L-peptide linking' y ALANINE ? 'C3 H7 N O2' 89.093 ASN 'L-peptide linking' y ASPARAGINE ? 'C4 H8 N2 O3' 132.118 ASP 'L-peptide linking' y 'ASPARTIC ACID' ? 'C4 H7 N O4' 133.103 GLU 'L-peptide linking' y 'GLUTAMIC ACID' ? 'C5 H9 N O4' 147.129 GLY 'peptide linking' y GLYCINE ? 'C2 H5 N O2' 75.067 HOH non-polymer . WATER ? 'H2 O' 18.015 LEU 'L-peptide linking' y LEUCINE ? 'C6 H13 N O2' 131.173 LYS 'L-peptide linking' y LYSINE ? 'C6 H15 N2 O2 1' 147.195 MET 'L-peptide linking' y METHIONINE ? 'C5 H11 N O2 S' 149.211 PHE 'L-peptide linking' y PHENYLALANINE ? 'C9 H11 N O2' 165.189 SO4 non-polymer . 'SULFATE ION' ? 'O4 S -2' 96.063 VAL 'L-peptide linking' y VALINE ? 'C5 H11 N O2' 117.146 # _exptl.absorpt_coefficient_mu ? _exptl.absorpt_correction_T_max ? _exptl.absorpt_correction_T_min ? _exptl.absorpt_correction_type ? _exptl.absorpt_process_details ? _exptl.entry_id 6GQ2 _exptl.crystals_number 1 _exptl.details ? _exptl.method 'X-RAY DIFFRACTION' _exptl.method_details ? # _exptl_crystal.colour ? _exptl_crystal.density_diffrn ? _exptl_crystal.density_Matthews 1.64 _exptl_crystal.density_method ? _exptl_crystal.density_percent_sol 24.93 _exptl_crystal.description ? _exptl_crystal.F_000 ? _exptl_crystal.id 1 _exptl_crystal.preparation ? _exptl_crystal.size_max ? _exptl_crystal.size_mid ? _exptl_crystal.size_min ? _exptl_crystal.size_rad ? _exptl_crystal.colour_lustre ? _exptl_crystal.colour_modifier ? _exptl_crystal.colour_primary ? _exptl_crystal.density_meas ? _exptl_crystal.density_meas_esd ? _exptl_crystal.density_meas_gt ? _exptl_crystal.density_meas_lt ? _exptl_crystal.density_meas_temp ? _exptl_crystal.density_meas_temp_esd ? _exptl_crystal.density_meas_temp_gt ? _exptl_crystal.density_meas_temp_lt ? _exptl_crystal.pdbx_crystal_image_url ? _exptl_crystal.pdbx_crystal_image_format ? _exptl_crystal.pdbx_mosaicity ? _exptl_crystal.pdbx_mosaicity_esd ? # _exptl_crystal_grow.apparatus ? _exptl_crystal_grow.atmosphere ? _exptl_crystal_grow.crystal_id 1 _exptl_crystal_grow.details ? _exptl_crystal_grow.method 'VAPOR DIFFUSION, HANGING DROP' _exptl_crystal_grow.method_ref ? _exptl_crystal_grow.pH ? _exptl_crystal_grow.pressure ? _exptl_crystal_grow.pressure_esd ? _exptl_crystal_grow.seeding ? _exptl_crystal_grow.seeding_ref ? _exptl_crystal_grow.temp 293 _exptl_crystal_grow.temp_details ? _exptl_crystal_grow.temp_esd ? _exptl_crystal_grow.time ? _exptl_crystal_grow.pdbx_details 'Reservoir contained 0.1 M HEPES pH 7.5, 0.5 M Ammonium Sulfate, 30% v/v 2-Methyl-2,4-pentanediol' _exptl_crystal_grow.pdbx_pH_range ? # _diffrn.ambient_environment ? _diffrn.ambient_temp 100 _diffrn.ambient_temp_details ? _diffrn.ambient_temp_esd ? _diffrn.crystal_id 1 _diffrn.crystal_support ? _diffrn.crystal_treatment ? _diffrn.details ? _diffrn.id 1 _diffrn.ambient_pressure ? _diffrn.ambient_pressure_esd ? _diffrn.ambient_pressure_gt ? _diffrn.ambient_pressure_lt ? _diffrn.ambient_temp_gt ? _diffrn.ambient_temp_lt ? # _diffrn_detector.details ? _diffrn_detector.detector PIXEL _diffrn_detector.diffrn_id 1 _diffrn_detector.type 'DECTRIS EIGER R 4M' _diffrn_detector.area_resol_mean ? _diffrn_detector.dtime ? _diffrn_detector.pdbx_frames_total ? _diffrn_detector.pdbx_collection_time_total ? _diffrn_detector.pdbx_collection_date 2016-11-10 # _diffrn_radiation.collimation ? _diffrn_radiation.diffrn_id 1 _diffrn_radiation.filter_edge ? _diffrn_radiation.inhomogeneity ? _diffrn_radiation.monochromator ? _diffrn_radiation.polarisn_norm ? _diffrn_radiation.polarisn_ratio ? _diffrn_radiation.probe ? _diffrn_radiation.type ? _diffrn_radiation.xray_symbol ? _diffrn_radiation.wavelength_id 1 _diffrn_radiation.pdbx_monochromatic_or_laue_m_l M _diffrn_radiation.pdbx_wavelength_list ? _diffrn_radiation.pdbx_wavelength ? _diffrn_radiation.pdbx_diffrn_protocol 'SINGLE WAVELENGTH' _diffrn_radiation.pdbx_analyzer ? _diffrn_radiation.pdbx_scattering_type x-ray # _diffrn_radiation_wavelength.id 1 _diffrn_radiation_wavelength.wavelength 0.9677 _diffrn_radiation_wavelength.wt 1.0 # _diffrn_source.current ? _diffrn_source.details ? _diffrn_source.diffrn_id 1 _diffrn_source.power ? _diffrn_source.size ? _diffrn_source.source SYNCHROTRON _diffrn_source.target ? _diffrn_source.type 'ESRF BEAMLINE MASSIF-3' _diffrn_source.voltage ? _diffrn_source.take-off_angle ? _diffrn_source.pdbx_wavelength_list 0.9677 _diffrn_source.pdbx_wavelength ? _diffrn_source.pdbx_synchrotron_beamline MASSIF-3 _diffrn_source.pdbx_synchrotron_site ESRF # _reflns.B_iso_Wilson_estimate 24.837 _reflns.entry_id 6GQ2 _reflns.data_reduction_details ? _reflns.data_reduction_method ? _reflns.d_resolution_high 1.540 _reflns.d_resolution_low 14.610 _reflns.details ? _reflns.limit_h_max ? _reflns.limit_h_min ? _reflns.limit_k_max ? _reflns.limit_k_min ? _reflns.limit_l_max ? _reflns.limit_l_min ? _reflns.number_all ? _reflns.number_obs 2477 _reflns.observed_criterion ? _reflns.observed_criterion_F_max ? _reflns.observed_criterion_F_min ? _reflns.observed_criterion_I_max ? _reflns.observed_criterion_I_min ? _reflns.observed_criterion_sigma_F ? _reflns.observed_criterion_sigma_I ? _reflns.percent_possible_obs 94.100 _reflns.R_free_details ? _reflns.Rmerge_F_all ? _reflns.Rmerge_F_obs ? _reflns.Friedel_coverage ? _reflns.number_gt ? _reflns.threshold_expression ? _reflns.pdbx_redundancy 2.770 _reflns.pdbx_Rmerge_I_obs 0.114 _reflns.pdbx_Rmerge_I_all ? _reflns.pdbx_Rsym_value ? _reflns.pdbx_netI_over_av_sigmaI ? _reflns.pdbx_netI_over_sigmaI 4.830 _reflns.pdbx_res_netI_over_av_sigmaI_2 ? _reflns.pdbx_res_netI_over_sigmaI_2 ? _reflns.pdbx_chi_squared 0.921 _reflns.pdbx_scaling_rejects ? _reflns.pdbx_d_res_high_opt ? _reflns.pdbx_d_res_low_opt ? _reflns.pdbx_d_res_opt_method ? _reflns.phase_calculation_details ? _reflns.pdbx_Rrim_I_all 0.142 _reflns.pdbx_Rpim_I_all ? _reflns.pdbx_d_opt ? _reflns.pdbx_number_measured_all ? _reflns.pdbx_diffrn_id 1 _reflns.pdbx_ordinal 1 _reflns.pdbx_CC_half 0.983 _reflns.pdbx_R_split ? # loop_ _reflns_shell.d_res_high _reflns_shell.d_res_low _reflns_shell.meanI_over_sigI_all _reflns_shell.meanI_over_sigI_obs _reflns_shell.number_measured_all _reflns_shell.number_measured_obs _reflns_shell.number_possible _reflns_shell.number_unique_all _reflns_shell.number_unique_obs _reflns_shell.percent_possible_all _reflns_shell.percent_possible_obs _reflns_shell.Rmerge_F_all _reflns_shell.Rmerge_F_obs _reflns_shell.Rmerge_I_all _reflns_shell.Rmerge_I_obs _reflns_shell.meanI_over_sigI_gt _reflns_shell.meanI_over_uI_all _reflns_shell.meanI_over_uI_gt _reflns_shell.number_measured_gt _reflns_shell.number_unique_gt _reflns_shell.percent_possible_gt _reflns_shell.Rmerge_F_gt _reflns_shell.Rmerge_I_gt _reflns_shell.pdbx_redundancy _reflns_shell.pdbx_Rsym_value _reflns_shell.pdbx_chi_squared _reflns_shell.pdbx_netI_over_sigmaI_all _reflns_shell.pdbx_netI_over_sigmaI_obs _reflns_shell.pdbx_Rrim_I_all _reflns_shell.pdbx_Rpim_I_all _reflns_shell.pdbx_rejects _reflns_shell.pdbx_ordinal _reflns_shell.pdbx_diffrn_id _reflns_shell.pdbx_CC_half _reflns_shell.pdbx_R_split 1.540 1.580 ? 1.200 ? ? ? ? 172 91.500 ? ? ? ? 0.836 ? ? ? ? ? ? ? ? 2.721 ? ? ? ? 1.032 ? ? 1 1 0.772 ? 1.580 1.620 ? 1.080 ? ? ? ? 192 97.500 ? ? ? ? 0.905 ? ? ? ? ? ? ? ? 2.693 ? ? ? ? 1.117 ? ? 2 1 0.752 ? 1.620 1.670 ? 1.660 ? ? ? ? 164 97.000 ? ? ? ? 0.596 ? ? ? ? ? ? ? ? 2.793 ? ? ? ? 0.723 ? ? 3 1 0.815 ? 1.670 1.720 ? 1.850 ? ? ? ? 168 96.600 ? ? ? ? 0.536 ? ? ? ? ? ? ? ? 2.905 ? ? ? ? 0.659 ? ? 4 1 0.907 ? 1.720 1.780 ? 1.920 ? ? ? ? 165 98.200 ? ? ? ? 0.567 ? ? ? ? ? ? ? ? 2.855 ? ? ? ? 0.695 ? ? 5 1 0.795 ? 1.780 1.840 ? 2.620 ? ? ? ? 173 96.600 ? ? ? ? 0.356 ? ? ? ? ? ? ? ? 2.780 ? ? ? ? 0.444 ? ? 6 1 0.947 ? 1.840 1.910 ? 2.730 ? ? ? ? 147 98.000 ? ? ? ? 0.353 ? ? ? ? ? ? ? ? 2.769 ? ? ? ? 0.435 ? ? 7 1 0.929 ? 1.910 1.990 ? 2.980 ? ? ? ? 149 99.300 ? ? ? ? 0.321 ? ? ? ? ? ? ? ? 2.846 ? ? ? ? 0.397 ? ? 8 1 0.936 ? 1.990 2.070 ? 4.820 ? ? ? ? 145 96.000 ? ? ? ? 0.211 ? ? ? ? ? ? ? ? 2.703 ? ? ? ? 0.261 ? ? 9 1 0.954 ? 2.070 2.180 ? 4.830 ? ? ? ? 136 95.100 ? ? ? ? 0.229 ? ? ? ? ? ? ? ? 2.794 ? ? ? ? 0.282 ? ? 10 1 0.919 ? 2.180 2.290 ? 6.180 ? ? ? ? 124 93.200 ? ? ? ? 0.144 ? ? ? ? ? ? ? ? 2.532 ? ? ? ? 0.179 ? ? 11 1 0.968 ? 2.290 2.430 ? 6.400 ? ? ? ? 109 83.800 ? ? ? ? 0.127 ? ? ? ? ? ? ? ? 2.532 ? ? ? ? 0.161 ? ? 12 1 0.966 ? 2.430 2.600 ? 7.410 ? ? ? ? 104 85.200 ? ? ? ? 0.116 ? ? ? ? ? ? ? ? 2.558 ? ? ? ? 0.144 ? ? 13 1 0.982 ? 2.600 2.810 ? 8.970 ? ? ? ? 100 90.100 ? ? ? ? 0.101 ? ? ? ? ? ? ? ? 2.960 ? ? ? ? 0.124 ? ? 14 1 0.977 ? 2.810 3.080 ? 9.660 ? ? ? ? 101 94.400 ? ? ? ? 0.097 ? ? ? ? ? ? ? ? 2.941 ? ? ? ? 0.122 ? ? 15 1 0.973 ? 3.080 3.440 ? 11.160 ? ? ? ? 93 93.000 ? ? ? ? 0.080 ? ? ? ? ? ? ? ? 2.925 ? ? ? ? 0.097 ? ? 16 1 0.983 ? 3.440 3.970 ? 12.260 ? ? ? ? 77 91.700 ? ? ? ? 0.059 ? ? ? ? ? ? ? ? 2.896 ? ? ? ? 0.072 ? ? 17 1 0.997 ? 3.970 4.860 ? 11.860 ? ? ? ? 74 96.100 ? ? ? ? 0.072 ? ? ? ? ? ? ? ? 2.689 ? ? ? ? 0.094 ? ? 18 1 0.971 ? 4.860 6.880 ? 12.550 ? ? ? ? 55 88.700 ? ? ? ? 0.059 ? ? ? ? ? ? ? ? 2.891 ? ? ? ? 0.072 ? ? 19 1 0.994 ? 6.880 14.610 ? 11.540 ? ? ? ? 29 80.600 ? ? ? ? 0.080 ? ? ? ? ? ? ? ? 2.552 ? ? ? ? 0.098 ? ? 20 1 0.993 ? # _refine.aniso_B[1][1] -3.2200 _refine.aniso_B[1][2] 0.0000 _refine.aniso_B[1][3] -0.0400 _refine.aniso_B[2][2] -0.7000 _refine.aniso_B[2][3] 0.0000 _refine.aniso_B[3][3] 2.9500 _refine.B_iso_max 94.400 _refine.B_iso_mean 26.8440 _refine.B_iso_min 15.240 _refine.correlation_coeff_Fo_to_Fc 0.9670 _refine.correlation_coeff_Fo_to_Fc_free 0.9560 _refine.details 'HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS U VALUES : REFINED INDIVIDUALLY' _refine.diff_density_max ? _refine.diff_density_max_esd ? _refine.diff_density_min ? _refine.diff_density_min_esd ? _refine.diff_density_rms ? _refine.diff_density_rms_esd ? _refine.entry_id 6GQ2 _refine.pdbx_refine_id 'X-RAY DIFFRACTION' _refine.ls_abs_structure_details ? _refine.ls_abs_structure_Flack ? _refine.ls_abs_structure_Flack_esd ? _refine.ls_abs_structure_Rogers ? _refine.ls_abs_structure_Rogers_esd ? _refine.ls_d_res_high 1.5400 _refine.ls_d_res_low 14.6100 _refine.ls_extinction_coef ? _refine.ls_extinction_coef_esd ? _refine.ls_extinction_expression ? _refine.ls_extinction_method ? _refine.ls_goodness_of_fit_all ? _refine.ls_goodness_of_fit_all_esd ? _refine.ls_goodness_of_fit_obs ? _refine.ls_goodness_of_fit_obs_esd ? _refine.ls_hydrogen_treatment ? _refine.ls_matrix_type ? _refine.ls_number_constraints ? _refine.ls_number_parameters ? _refine.ls_number_reflns_all ? _refine.ls_number_reflns_obs 2229 _refine.ls_number_reflns_R_free 248 _refine.ls_number_reflns_R_work ? _refine.ls_number_restraints ? _refine.ls_percent_reflns_obs 94.5800 _refine.ls_percent_reflns_R_free 10.0000 _refine.ls_R_factor_all ? _refine.ls_R_factor_obs 0.2067 _refine.ls_R_factor_R_free 0.2360 _refine.ls_R_factor_R_free_error ? _refine.ls_R_factor_R_free_error_details ? _refine.ls_R_factor_R_work 0.2034 _refine.ls_R_Fsqd_factor_obs ? _refine.ls_R_I_factor_obs ? _refine.ls_redundancy_reflns_all ? _refine.ls_redundancy_reflns_obs ? _refine.ls_restrained_S_all ? _refine.ls_restrained_S_obs ? _refine.ls_shift_over_esd_max ? _refine.ls_shift_over_esd_mean ? _refine.ls_structure_factor_coef ? _refine.ls_weighting_details ? _refine.ls_weighting_scheme ? _refine.ls_wR_factor_all ? _refine.ls_wR_factor_obs ? _refine.ls_wR_factor_R_free ? _refine.ls_wR_factor_R_work ? _refine.occupancy_max ? _refine.occupancy_min ? _refine.solvent_model_details ? _refine.solvent_model_param_bsol ? _refine.solvent_model_param_ksol ? _refine.ls_R_factor_gt ? _refine.ls_goodness_of_fit_gt ? _refine.ls_goodness_of_fit_ref ? _refine.ls_shift_over_su_max ? _refine.ls_shift_over_su_max_lt ? _refine.ls_shift_over_su_mean ? _refine.ls_shift_over_su_mean_lt ? _refine.pdbx_ls_sigma_I ? _refine.pdbx_ls_sigma_F 0.000 _refine.pdbx_ls_sigma_Fsqd ? _refine.pdbx_data_cutoff_high_absF ? _refine.pdbx_data_cutoff_high_rms_absF ? _refine.pdbx_data_cutoff_low_absF ? _refine.pdbx_isotropic_thermal_model ? _refine.pdbx_ls_cross_valid_method THROUGHOUT _refine.pdbx_method_to_determine_struct 'AB INITIO PHASING' _refine.pdbx_starting_model ? _refine.pdbx_stereochemistry_target_values ? _refine.pdbx_R_Free_selection_details RANDOM _refine.pdbx_stereochem_target_val_spec_case ? _refine.pdbx_overall_ESU_R 0.1970 _refine.pdbx_overall_ESU_R_Free 0.1120 _refine.pdbx_solvent_vdw_probe_radii 1.2000 _refine.pdbx_solvent_ion_probe_radii 0.8000 _refine.pdbx_solvent_shrinkage_radii 0.8000 _refine.pdbx_real_space_R ? _refine.pdbx_density_correlation ? _refine.pdbx_pd_number_of_powder_patterns ? _refine.pdbx_pd_number_of_points ? _refine.pdbx_pd_meas_number_of_points ? _refine.pdbx_pd_proc_ls_prof_R_factor ? _refine.pdbx_pd_proc_ls_prof_wR_factor ? _refine.pdbx_pd_Marquardt_correlation_coeff ? _refine.pdbx_pd_Fsqrd_R_factor ? _refine.pdbx_pd_ls_matrix_band_width ? _refine.pdbx_overall_phase_error ? _refine.pdbx_overall_SU_R_free_Cruickshank_DPI ? _refine.pdbx_overall_SU_R_free_Blow_DPI ? _refine.pdbx_overall_SU_R_Blow_DPI ? _refine.pdbx_TLS_residual_ADP_flag ? _refine.pdbx_diffrn_id 1 _refine.overall_SU_B 8.9930 _refine.overall_SU_ML 0.1190 _refine.overall_SU_R_Cruickshank_DPI 0.1975 _refine.overall_SU_R_free ? _refine.overall_FOM_free_R_set ? _refine.overall_FOM_work_R_set ? _refine.pdbx_average_fsc_overall ? _refine.pdbx_average_fsc_work ? _refine.pdbx_average_fsc_free ? # _refine_hist.cycle_id final _refine_hist.pdbx_refine_id 'X-RAY DIFFRACTION' _refine_hist.d_res_high 1.5400 _refine_hist.d_res_low 14.6100 _refine_hist.pdbx_number_atoms_ligand 5 _refine_hist.number_atoms_solvent 3 _refine_hist.number_atoms_total 189 _refine_hist.pdbx_number_residues_total 22 _refine_hist.pdbx_B_iso_mean_ligand 85.66 _refine_hist.pdbx_B_iso_mean_solvent 33.59 _refine_hist.pdbx_number_atoms_protein 181 _refine_hist.pdbx_number_atoms_nucleic_acid 0 # loop_ _refine_ls_restr.pdbx_refine_id _refine_ls_restr.criterion _refine_ls_restr.dev_ideal _refine_ls_restr.dev_ideal_target _refine_ls_restr.number _refine_ls_restr.rejects _refine_ls_restr.type _refine_ls_restr.weight _refine_ls_restr.pdbx_restraint_function 'X-RAY DIFFRACTION' ? 0.013 0.020 189 ? r_bond_refined_d ? ? 'X-RAY DIFFRACTION' ? 0.006 0.020 182 ? r_bond_other_d ? ? 'X-RAY DIFFRACTION' ? 1.419 1.997 251 ? r_angle_refined_deg ? ? 'X-RAY DIFFRACTION' ? 0.910 3.000 419 ? r_angle_other_deg ? ? 'X-RAY DIFFRACTION' ? 4.705 5.000 21 ? r_dihedral_angle_1_deg ? ? 'X-RAY DIFFRACTION' ? 41.355 24.444 9 ? r_dihedral_angle_2_deg ? ? 'X-RAY DIFFRACTION' ? 13.467 15.000 34 ? r_dihedral_angle_3_deg ? ? 'X-RAY DIFFRACTION' ? 0.082 0.200 26 ? r_chiral_restr ? ? 'X-RAY DIFFRACTION' ? 0.007 0.020 202 ? r_gen_planes_refined ? ? 'X-RAY DIFFRACTION' ? 0.001 0.020 46 ? r_gen_planes_other ? ? 'X-RAY DIFFRACTION' ? 2.259 3.000 367 ? r_rigid_bond_restr ? ? 'X-RAY DIFFRACTION' ? 10.969 5.000 1 ? r_sphericity_free ? ? 'X-RAY DIFFRACTION' ? 6.633 5.000 370 ? r_sphericity_bonded ? ? # _refine_ls_shell.pdbx_refine_id 'X-RAY DIFFRACTION' _refine_ls_shell.d_res_high 1.5380 _refine_ls_shell.d_res_low 1.7170 _refine_ls_shell.number_reflns_all 689 _refine_ls_shell.number_reflns_obs ? _refine_ls_shell.number_reflns_R_free 69 _refine_ls_shell.number_reflns_R_work 620 _refine_ls_shell.percent_reflns_obs 96.2300 _refine_ls_shell.percent_reflns_R_free ? _refine_ls_shell.R_factor_all ? _refine_ls_shell.R_factor_obs ? _refine_ls_shell.R_factor_R_free 0.3800 _refine_ls_shell.R_factor_R_free_error 0.0000 _refine_ls_shell.R_factor_R_work 0.3790 _refine_ls_shell.redundancy_reflns_all ? _refine_ls_shell.redundancy_reflns_obs ? _refine_ls_shell.wR_factor_all ? _refine_ls_shell.wR_factor_obs ? _refine_ls_shell.wR_factor_R_free ? _refine_ls_shell.wR_factor_R_work ? _refine_ls_shell.pdbx_total_number_of_bins_used 5 _refine_ls_shell.pdbx_phase_error ? _refine_ls_shell.pdbx_fsc_work ? _refine_ls_shell.pdbx_fsc_free ? # _struct.entry_id 6GQ2 _struct.title 'Crystal Structure of the PSMalpha3 Peptide Mutant K12A Forming Cross-Alpha Amyloid-like Fibril' _struct.pdbx_descriptor 'Phenol-soluble modulin alpha 3 peptide' _struct.pdbx_model_details 'S. aureus' _struct.pdbx_formula_weight ? _struct.pdbx_formula_weight_method ? _struct.pdbx_model_type_details ? _struct.pdbx_CASP_flag N # _struct_keywords.entry_id 6GQ2 _struct_keywords.text 'cross-alpha, fibril, amyloid, mating alpha-helical sheets, PROTEIN FIBRIL' _struct_keywords.pdbx_keywords 'PROTEIN FIBRIL' # loop_ _struct_asym.id _struct_asym.pdbx_blank_PDB_chainid_flag _struct_asym.pdbx_modified _struct_asym.entity_id _struct_asym.details A N N 1 ? B N N 2 ? C N N 3 ? # _struct_conf.conf_type_id HELX_P _struct_conf.id HELX_P1 _struct_conf.pdbx_PDB_helix_id AA1 _struct_conf.beg_label_comp_id GLU _struct_conf.beg_label_asym_id A _struct_conf.beg_label_seq_id 2 _struct_conf.pdbx_beg_PDB_ins_code ? _struct_conf.end_label_comp_id GLY _struct_conf.end_label_asym_id A _struct_conf.end_label_seq_id 20 _struct_conf.pdbx_end_PDB_ins_code ? _struct_conf.beg_auth_comp_id GLU _struct_conf.beg_auth_asym_id A _struct_conf.beg_auth_seq_id 2 _struct_conf.end_auth_comp_id GLY _struct_conf.end_auth_asym_id A _struct_conf.end_auth_seq_id 20 _struct_conf.pdbx_PDB_helix_class 1 _struct_conf.details ? _struct_conf.pdbx_PDB_helix_length 19 # _struct_conf_type.id HELX_P _struct_conf_type.criteria ? _struct_conf_type.reference ? # _struct_site.id AC1 _struct_site.pdbx_evidence_code Software _struct_site.pdbx_auth_asym_id A _struct_site.pdbx_auth_comp_id SO4 _struct_site.pdbx_auth_seq_id 101 _struct_site.pdbx_auth_ins_code ? _struct_site.pdbx_num_residues 5 _struct_site.details 'binding site for residue SO4 A 101' # loop_ _struct_site_gen.id _struct_site_gen.site_id _struct_site_gen.pdbx_num_res _struct_site_gen.label_comp_id _struct_site_gen.label_asym_id _struct_site_gen.label_seq_id _struct_site_gen.pdbx_auth_ins_code _struct_site_gen.auth_comp_id _struct_site_gen.auth_asym_id _struct_site_gen.auth_seq_id _struct_site_gen.label_atom_id _struct_site_gen.label_alt_id _struct_site_gen.symmetry _struct_site_gen.details 1 AC1 5 PHE A 3 ? PHE A 3 . ? 1_555 ? 2 AC1 5 VAL A 4 ? VAL A 4 . ? 1_545 ? 3 AC1 5 LYS A 6 ? LYS A 6 . ? 1_555 ? 4 AC1 5 LEU A 7 ? LEU A 7 . ? 1_555 ? 5 AC1 5 PHE A 10 ? PHE A 10 . ? 1_555 ? # _atom_sites.entry_id 6GQ2 _atom_sites.fract_transf_matrix[1][1] 0.018889 _atom_sites.fract_transf_matrix[1][2] 0.000000 _atom_sites.fract_transf_matrix[1][3] 0.007731 _atom_sites.fract_transf_matrix[2][1] 0.000000 _atom_sites.fract_transf_matrix[2][2] 0.076046 _atom_sites.fract_transf_matrix[2][3] 0.000000 _atom_sites.fract_transf_matrix[3][1] 0.000000 _atom_sites.fract_transf_matrix[3][2] 0.000000 _atom_sites.fract_transf_matrix[3][3] 0.041606 _atom_sites.fract_transf_vector[1] 0.000000 _atom_sites.fract_transf_vector[2] 0.000000 _atom_sites.fract_transf_vector[3] 0.000000 # loop_ _atom_type.symbol C N O S # loop_ _pdbx_poly_seq_scheme.asym_id _pdbx_poly_seq_scheme.entity_id _pdbx_poly_seq_scheme.seq_id _pdbx_poly_seq_scheme.mon_id _pdbx_poly_seq_scheme.ndb_seq_num _pdbx_poly_seq_scheme.pdb_seq_num _pdbx_poly_seq_scheme.auth_seq_num _pdbx_poly_seq_scheme.pdb_mon_id _pdbx_poly_seq_scheme.auth_mon_id _pdbx_poly_seq_scheme.pdb_strand_id _pdbx_poly_seq_scheme.pdb_ins_code _pdbx_poly_seq_scheme.hetero A 1 1 MET 1 1 1 MET MET A . n A 1 2 GLU 2 2 2 GLU GLU A . n A 1 3 PHE 3 3 3 PHE PHE A . n A 1 4 VAL 4 4 4 VAL VAL A . n A 1 5 ALA 5 5 5 ALA ALA A . n A 1 6 LYS 6 6 6 LYS LYS A . n A 1 7 LEU 7 7 7 LEU LEU A . n A 1 8 PHE 8 8 8 PHE PHE A . n A 1 9 LYS 9 9 9 LYS LYS A . n A 1 10 PHE 10 10 10 PHE PHE A . n A 1 11 PHE 11 11 11 PHE PHE A . n A 1 12 ALA 12 12 12 ALA ALA A . n A 1 13 ASP 13 13 13 ASP ASP A . n A 1 14 LEU 14 14 14 LEU LEU A . n A 1 15 LEU 15 15 15 LEU LEU A . n A 1 16 GLY 16 16 16 GLY GLY A . n A 1 17 LYS 17 17 17 LYS LYS A . n A 1 18 PHE 18 18 18 PHE PHE A . n A 1 19 LEU 19 19 19 LEU LEU A . n A 1 20 GLY 20 20 20 GLY GLY A . n A 1 21 ASN 21 21 21 ASN ASN A . n A 1 22 ASN 22 22 22 ASN ASN A . n # loop_ _pdbx_nonpoly_scheme.asym_id _pdbx_nonpoly_scheme.entity_id _pdbx_nonpoly_scheme.mon_id _pdbx_nonpoly_scheme.ndb_seq_num _pdbx_nonpoly_scheme.pdb_seq_num _pdbx_nonpoly_scheme.auth_seq_num _pdbx_nonpoly_scheme.pdb_mon_id _pdbx_nonpoly_scheme.auth_mon_id _pdbx_nonpoly_scheme.pdb_strand_id _pdbx_nonpoly_scheme.pdb_ins_code B 2 SO4 1 101 1 SO4 SO4 A . C 3 HOH 1 201 9 HOH HOH A . C 3 HOH 2 202 8 HOH HOH A . C 3 HOH 3 203 1 HOH HOH A . # _pdbx_struct_assembly.id 1 _pdbx_struct_assembly.details author_defined_assembly _pdbx_struct_assembly.method_details ? _pdbx_struct_assembly.oligomeric_details octadecameric _pdbx_struct_assembly.oligomeric_count 18 # loop_ _pdbx_struct_assembly_gen.assembly_id _pdbx_struct_assembly_gen.oper_expression _pdbx_struct_assembly_gen.asym_id_list 1 1 A,B,C 1 2 A,B,C 1 3 A,B,C 1 4 A,B,C 1 5 A,B,C 1 6 A,B,C 1 7 A,B,C 1 8 A,B,C 1 9 A,B,C 1 10 A,B,C 1 11 A,B,C 1 12 A,B,C 1 13 A,B,C 1 14 A,B,C 1 15 A,B,C 1 16 A,B,C 1 17 A,B,C 1 18 A,B,C # loop_ _pdbx_struct_oper_list.id _pdbx_struct_oper_list.type _pdbx_struct_oper_list.name _pdbx_struct_oper_list.symmetry_operation _pdbx_struct_oper_list.matrix[1][1] _pdbx_struct_oper_list.matrix[1][2] _pdbx_struct_oper_list.matrix[1][3] _pdbx_struct_oper_list.vector[1] _pdbx_struct_oper_list.matrix[2][1] _pdbx_struct_oper_list.matrix[2][2] _pdbx_struct_oper_list.matrix[2][3] _pdbx_struct_oper_list.vector[2] _pdbx_struct_oper_list.matrix[3][1] _pdbx_struct_oper_list.matrix[3][2] _pdbx_struct_oper_list.matrix[3][3] _pdbx_struct_oper_list.vector[3] 1 'identity operation' 1_555 x,y,z 1.0000000000 0.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 2 'crystal symmetry operation' 1_545 x,y-1,z 1.0000000000 0.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 -13.1500000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 3 'crystal symmetry operation' 1_535 x,y-2,z 1.0000000000 0.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 -26.3000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 4 'crystal symmetry operation' 1_525 x,y-3,z 1.0000000000 0.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 -39.4500000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 5 'crystal symmetry operation' 1_515 x,y-4,z 1.0000000000 0.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 -52.6000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 6 'crystal symmetry operation' 1_565 x,y+1,z 1.0000000000 0.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 13.1500000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 7 'crystal symmetry operation' 1_575 x,y+2,z 1.0000000000 0.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 26.3000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 8 'crystal symmetry operation' 1_585 x,y+3,z 1.0000000000 0.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 39.4500000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 9 'crystal symmetry operation' 1_595 x,y+4,z 1.0000000000 0.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 52.6000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 10 'crystal symmetry operation' 4_656 -x+3/2,y+1/2,-z+1 -1.0000000000 0.0000000000 0.0000000000 69.5723004337 0.0000000000 1.0000000000 0.0000000000 6.5750000000 0.0000000000 0.0000000000 -1.0000000000 24.0345702529 11 'crystal symmetry operation' 4_646 -x+3/2,y-1/2,-z+1 -1.0000000000 0.0000000000 0.0000000000 69.5723004337 0.0000000000 1.0000000000 0.0000000000 -6.5750000000 0.0000000000 0.0000000000 -1.0000000000 24.0345702529 12 'crystal symmetry operation' 4_636 -x+3/2,y-3/2,-z+1 -1.0000000000 0.0000000000 0.0000000000 69.5723004337 0.0000000000 1.0000000000 0.0000000000 -19.7250000000 0.0000000000 0.0000000000 -1.0000000000 24.0345702529 13 'crystal symmetry operation' 4_626 -x+3/2,y-5/2,-z+1 -1.0000000000 0.0000000000 0.0000000000 69.5723004337 0.0000000000 1.0000000000 0.0000000000 -32.8750000000 0.0000000000 0.0000000000 -1.0000000000 24.0345702529 14 'crystal symmetry operation' 4_616 -x+3/2,y-7/2,-z+1 -1.0000000000 0.0000000000 0.0000000000 69.5723004337 0.0000000000 1.0000000000 0.0000000000 -46.0250000000 0.0000000000 0.0000000000 -1.0000000000 24.0345702529 15 'crystal symmetry operation' 4_666 -x+3/2,y+3/2,-z+1 -1.0000000000 0.0000000000 0.0000000000 69.5723004337 0.0000000000 1.0000000000 0.0000000000 19.7250000000 0.0000000000 0.0000000000 -1.0000000000 24.0345702529 16 'crystal symmetry operation' 4_676 -x+3/2,y+5/2,-z+1 -1.0000000000 0.0000000000 0.0000000000 69.5723004337 0.0000000000 1.0000000000 0.0000000000 32.8750000000 0.0000000000 0.0000000000 -1.0000000000 24.0345702529 17 'crystal symmetry operation' 4_686 -x+3/2,y+7/2,-z+1 -1.0000000000 0.0000000000 0.0000000000 69.5723004337 0.0000000000 1.0000000000 0.0000000000 46.0250000000 0.0000000000 0.0000000000 -1.0000000000 24.0345702529 18 'crystal symmetry operation' 4_696 -x+3/2,y+9/2,-z+1 -1.0000000000 0.0000000000 0.0000000000 69.5723004337 0.0000000000 1.0000000000 0.0000000000 59.1750000000 0.0000000000 0.0000000000 -1.0000000000 24.0345702529 # loop_ _pdbx_audit_revision_history.ordinal _pdbx_audit_revision_history.data_content_type _pdbx_audit_revision_history.major_revision _pdbx_audit_revision_history.minor_revision _pdbx_audit_revision_history.revision_date 1 'Structure model' 1 0 2019-06-19 2 'Structure model' 1 1 2019-10-02 3 'Structure model' 1 2 2020-07-01 # _pdbx_audit_revision_details.ordinal 1 _pdbx_audit_revision_details.revision_ordinal 1 _pdbx_audit_revision_details.data_content_type 'Structure model' _pdbx_audit_revision_details.provider repository _pdbx_audit_revision_details.type 'Initial release' _pdbx_audit_revision_details.description ? _pdbx_audit_revision_details.details ? # loop_ _pdbx_audit_revision_group.ordinal _pdbx_audit_revision_group.revision_ordinal _pdbx_audit_revision_group.data_content_type _pdbx_audit_revision_group.group 1 2 'Structure model' 'Data collection' 2 2 'Structure model' 'Derived calculations' 3 3 'Structure model' 'Database references' # loop_ _pdbx_audit_revision_category.ordinal _pdbx_audit_revision_category.revision_ordinal _pdbx_audit_revision_category.data_content_type _pdbx_audit_revision_category.category 1 2 'Structure model' pdbx_struct_assembly 2 3 'Structure model' citation 3 3 'Structure model' citation_author # loop_ _pdbx_audit_revision_item.ordinal _pdbx_audit_revision_item.revision_ordinal _pdbx_audit_revision_item.data_content_type _pdbx_audit_revision_item.item 1 2 'Structure model' '_pdbx_struct_assembly.oligomeric_count' 2 2 'Structure model' '_pdbx_struct_assembly.oligomeric_details' 3 3 'Structure model' '_citation.country' 4 3 'Structure model' '_citation.journal_abbrev' 5 3 'Structure model' '_citation.journal_id_ASTM' 6 3 'Structure model' '_citation.journal_id_CSD' 7 3 'Structure model' '_citation.journal_id_ISSN' 8 3 'Structure model' '_citation.journal_volume' 9 3 'Structure model' '_citation.page_first' 10 3 'Structure model' '_citation.page_last' 11 3 'Structure model' '_citation.pdbx_database_id_DOI' 12 3 'Structure model' '_citation.pdbx_database_id_PubMed' 13 3 'Structure model' '_citation.title' 14 3 'Structure model' '_citation.year' # _phasing.method MR # loop_ _software.citation_id _software.classification _software.compiler_name _software.compiler_version _software.contact_author _software.contact_author_email _software.date _software.description _software.dependencies _software.hardware _software.language _software.location _software.mods _software.name _software.os _software.os_version _software.type _software.version _software.pdbx_ordinal ? 'data reduction' ? ? ? ? ? ? ? ? ? ? ? XDS ? ? ? . 1 ? 'data scaling' ? ? ? ? ? ? ? ? ? ? ? XSCALE ? ? ? . 2 ? refinement ? ? ? ? ? ? ? ? ? ? ? REFMAC ? ? ? . 3 ? 'data extraction' ? ? ? ? ? ? ? ? ? ? ? PDB_EXTRACT ? ? ? 3.24 4 ? phasing ? ? ? ? ? ? ? ? ? ? ? Arcimboldo ? ? ? . 5 # loop_ _pdbx_entity_nonpoly.entity_id _pdbx_entity_nonpoly.name _pdbx_entity_nonpoly.comp_id 2 'SULFATE ION' SO4 3 water HOH # _pdbx_struct_assembly_auth_evidence.id 1 _pdbx_struct_assembly_auth_evidence.assembly_id 1 _pdbx_struct_assembly_auth_evidence.experimental_support microscopy _pdbx_struct_assembly_auth_evidence.details 'Fibrils were observed using TEM and X-ray fibril diffraction' #