CryoEM structure of the type IV pilin PilA4 from Thermus thermophilus

2026-04-22 REL PDBe INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY STRUCTURE_SUMMARY em_admin em_imaging em_software entity entity_poly struct_ref struct_ref_seq _em_admin.last_update _em_imaging.microscope_model _entity_poly.pdbx_strand_id _struct_ref.db_code _struct_ref.pdbx_db_accession _struct_ref_seq.pdbx_db_accession _struct_ref_seq.pdbx_strand_id COORDINATE_REPLACEMENT AUTHOR Ligand geometry STRUCTURE_SUMMARY atom_site em_admin em_imaging em_software entity entity_name_com entity_poly pdbx_branch_scheme pdbx_contact_author pdbx_entity_branch_descriptor pdbx_entity_branch_link pdbx_entity_branch_list pdbx_entity_nonpoly pdbx_modification_feature pdbx_nonpoly_scheme pdbx_poly_seq_scheme pdbx_struct_assembly pdbx_struct_assembly_gen pdbx_struct_oper_list pdbx_struct_sheet_hbond pdbx_unobs_or_zero_occ_atoms pdbx_validate_close_contact pdbx_validate_torsion refine refine_ls_restr struct_asym struct_conf struct_conn struct_conn_type struct_ref struct_ref_seq struct_sheet_range _atom_site.B_iso_or_equiv _atom_site.Cartn_x _atom_site.Cartn_y _atom_site.Cartn_z _atom_site.auth_asym_id _atom_site.auth_atom_id _atom_site.auth_comp_id _atom_site.auth_seq_id _atom_site.label_asym_id _atom_site.label_atom_id _atom_site.label_comp_id _atom_site.label_entity_id _atom_site.occupancy _atom_site.type_symbol _em_admin.last_update _em_imaging.microscope_model _entity_poly.pdbx_strand_id _pdbx_entity_branch_descriptor.descriptor _pdbx_poly_seq_scheme.pdb_strand_id _pdbx_struct_assembly.details _pdbx_struct_assembly_gen.asym_id_list _pdbx_struct_oper_list.symmetry_operation _pdbx_struct_sheet_hbond.range_1_auth_asym_id _pdbx_struct_sheet_hbond.range_2_auth_asym_id _refine.B_iso_mean _refine.aniso_B[1][1] _refine.aniso_B[1][2] _refine.aniso_B[1][3] _refine.aniso_B[2][2] _refine.aniso_B[2][3] _refine.aniso_B[3][3] _refine.correlation_coeff_Fo_to_Fc _refine.ls_R_factor_R_work _refine.ls_R_factor_obs _refine.ls_d_res_high _refine.ls_d_res_low _refine.ls_number_reflns_obs _refine.ls_percent_reflns_obs _struct_conf.beg_auth_asym_id _struct_conf.end_auth_asym_id _struct_ref.db_code _struct_ref.pdbx_db_accession _struct_ref_seq.pdbx_db_accession _struct_ref_seq.pdbx_strand_id _struct_sheet_range.beg_auth_asym_id _struct_sheet_range.end_auth_asym_id DATABASE_REFERENCES citation citation_author em_admin _citation.country _citation.journal_abbrev _citation.journal_id_CSD _citation.journal_id_ISSN _citation.journal_volume _citation.pdbx_database_id_DOI _citation.pdbx_database_id_PubMed _citation.title _citation.year _em_admin.last_update EXPERIMENTAL_SUMMARY citation citation_author em_admin _citation.country _citation.journal_abbrev _citation.journal_id_CSD _citation.journal_id_ISSN _citation.journal_volume _citation.pdbx_database_id_DOI _citation.pdbx_database_id_PubMed _citation.title _citation.year _em_admin.last_update PDBe PDBe 2023-10-04 2024-10-16 2024-10-16 2026-04-22 Biotechnology and Biological Sciences Research Council (BBSRC) BB/R008639/1 United Kingdom CryoEM structure of the type IV pilin PilA4 from Thermus thermophilus Gold VAM Neuhaus A Gaines M Isupov M McLaren M Type IV pilin glycosylation, twitching motility, PROTEIN FIBRIL Neuhaus A McLaren M Isupov MN Gaines M Buzzard E Sikora M Hanus C Daum B Averhoff B Gold VAM Structural insights into the Thermus thermophilus type IV pilus machinery assembling two distinct pili. Commun Biol UK 9 2026 41917195 doi:10.1038/s42003-026-09762-0 2399-3642 8qqd FULLOVERLAP EMDB EMD-18588 associated EM volume

Thermus thermophilus wide pilus Thermus thermophilus wide pilus 0 1 Thermus thermophilus HB27 PilA Thermus thermophilus 0.013251122999999998 45 LEVO FTLIELLIVIAIIAILAAVLIPNLLAARKRANDTVVTAYLNDAVKFQEMYQIDNNSYTSNQAALISLGLKSTPANVTFSI VSASANSYCMIAGHSGGTVWFAATPDKGVYKTNTAVTSSQPESCP Q8KPZ0 2-acetamido-2-deoxy-alpha-D-galactopyranose 0.000221208 45 A2G helical filament 8.0 ETHANE TFS KRIOS FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 300 1.5 4.0 GATAN K2 SUMMIT (4k x 4k) 1-40 47.6 1 9.242 92.36 C1 2.4 FSC 0.143 CUT-OFF cryoSPARC 4.4 654248 PHASE FLIPPING AND AMPLITUDE CORRECTION NOT APPLICABLE emd_18588.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 512 512 512 0 0 0 512 512 512 536.576 536.576 536.576 90.0 90.0 90.0 X Y Z -0.078599975 0.34300625 0.00023322304 0.0077365907 1.048 1.048 1.048 0.035 AUTHOR ::::EMDATABANK.org::::EMD-18588:::: FLEXIBLE FIT REAL emd_18588_half_map_2.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 512 512 512 0 0 0 512 512 512 536.576 536.576 536.576 90.0 90.0 90.0 X Y Z -0.09316371 0.36019924 0.0001563848 0.012941206 1.048 1.048 1.048 AUTHOR ::::EMDATABANK.org::::EMD-18588:::: emd_18588_half_map_1.map.gz 1 IMAGE STORED AS FLOATING POINT NUMBER (4 BYTES) 512 512 512 0 0 0 512 512 512 536.576 536.576 536.576 90.0 90.0 90.0 X Y Z -0.09094558 0.36566925 0.00015510747 0.012944124 1.048 1.048 1.048 AUTHOR ::::EMDATABANK.org::::EMD-18588::::