2025-05-14 REL RCSB INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY INITIAL_RELEASE REPOSITORY EXPERIMENTAL_SUMMARY em_admin em_software _em_admin.last_update _em_software.name OTHER atom_sites pdbx_audit_support _atom_sites.fract_transf_matrix[1][1] _atom_sites.fract_transf_matrix[2][2] _atom_sites.fract_transf_matrix[3][3] _pdbx_audit_support.funding_organization REMEDIATION REPOSITORY Carbohydrate remediation STRUCTURE_SUMMARY atom_site chem_comp entity pdbx_branch_scheme pdbx_chem_comp_identifier pdbx_entity_branch pdbx_entity_branch_descriptor pdbx_entity_branch_link pdbx_entity_branch_list pdbx_entity_nonpoly pdbx_nonpoly_scheme pdbx_struct_assembly_gen pdbx_validate_close_contact struct_asym struct_conn struct_site struct_site_gen _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.type_symbol _chem_comp.name _chem_comp.type _entity.formula_weight _entity.pdbx_description _entity.pdbx_number_of_molecules _entity.type _pdbx_struct_assembly_gen.asym_id_list _pdbx_validate_close_contact.auth_asym_id_1 _pdbx_validate_close_contact.auth_asym_id_2 _pdbx_validate_close_contact.auth_seq_id_1 _pdbx_validate_close_contact.auth_seq_id_2 _struct_conn.pdbx_role _struct_conn.ptnr1_auth_asym_id _struct_conn.ptnr1_auth_seq_id _struct_conn.ptnr1_label_asym_id _struct_conn.ptnr2_auth_asym_id _struct_conn.ptnr2_auth_seq_id _struct_conn.ptnr2_label_asym_id STRUCTURE_SUMMARY chem_comp_atom chem_comp_bond database_2 em_admin pdbx_entry_details pdbx_modification_feature _database_2.pdbx_DOI _database_2.pdbx_database_accession _em_admin.last_update DATA_COLLECTION em_admin em_software _em_admin.last_update _em_software.name RCSB RCSB 2018-07-05 2018-09-12 2018-09-12 2025-05-14 National Institutes of Health/National Institute Of Allergy and Infectious Diseases (NIH/NIAID) U19 AI109762 United States Murin CD Ward AB antibody, pan-ebolavirus, internal fusion loop, HR1, glycoprotein, VIRAL PROTEIN Murin CD Bruhn JF Bornholdt ZA Copps J Stanfield R Ward AB Cell Rep US 24 2723 2732.e4 2018 30184505 doi:10.1016/j.celrep.2018.08.009 2211-1247 6dzm FULLOVERLAP Bundibugyo virus glycoprotein (mucin-deleted) ectodomain bound to human survivor antibody ADI-15878 Fab Bundibugyo virus glycoprotein (mucin-deleted) ectodomain bound to human survivor antibody ADI-15878 Fab 0 3 4 Ebola virus 0.045 Bundibugyo virus glycoprotein (mucin-deleted) ectodomain 1 2 Bundibugyo virus Human survivor antibody ADI-15878 Fab 1 3 4

Fab was generated by papain digestion of IgG

Homo sapiens Bundibugyo virus GP1 Bundibugyo ebolavirus 0.034697938 3 Homo sapiens LEVO IPLGVVHNNTLQVSDIDKLVCRDKLSSTSQLKSVGLNLEGNGVATDVPTATKRWGFRAGVPPKVVNYEAGEWAENCYNLD IKKADGSECLPEAPEGVRGFPRCRYVHKVSGTGPCPEGYAFHKEGAFFLYDRLASTIIYRSTTFSEGVVAFLILPETKKD FFQSPPLHEPANMTTDPSSYYHTVTLNYVADNFGTNMTNFLFQVDHLTYVQLEPRFTPQFLVQLNETIYTNGRRSNTTGT LIWKVNPTVDTGVGEWAFWENKKNFTKTLSSEELSVIFVPIDISESTEPGPLTNTTRGAANLLTGSRRTRR B8XCN0 Bundibugyo virus GP2 Bundibugyo ebolavirus 0.019683901999999996 3 Homo sapiens LEVO EITLRTQAKCNPNLHYWTTQDEGAAIGLAWIPYFGPAAEGIYTEGIMHNQNGLICGLRQLANETTQALQLFLRATTELRT FSILNRKAIDFLLQRWGGTCHILGPDCCIEPHDWTKNITDKIDQIIHDFIDKPLPDQTDVEVDDDDKAGWSHPQFEKGGG SGGGSGGGSWSHPQFEK B8XCN0 Antibody ADI-15878 Fab, light chain Homo sapiens 0.011333459 3 Nicotiana benthamiana LEVO DIVLTQSPSTLSASVGDRVTITCRASQSISSWLAWYQQKPGEAPKLLISDASSLESGVPSRFSGSGSGTEFTLTISSLQP DDFATYYCQQYYSSPTFGGGTKVEIK Antibody ADI-15878 Fab, heavy chain Homo sapiens 0.013043574 3 Nicotiana benthamiana LEVO VQLVQSGVTLVQPGGSLRVSCAASGFTFSSYAMSWVRQAPGKGLEWVSAISGLGGSTYYADSVKGRFTISRDNSKNTLYL QMNSLRAEDTAVYYCAKDHRVWAAGYHFDYWGQGALVTVS 2-acetamido-2-deoxy-beta-D-glucopyranose 0.000221208 6 NAG singleParticle particle 1 7.4 150.0 NaCl sodium chloride 20.0 Tris Tris

Solutions were made fresh from 10X concentrate and filtered with a 0.2 micrometer filter into a sterile glass container.

CARBON HOLEY GLOW DISCHARGE 5 OTHER

unspecified

ETHANE 100 277.15 FEI VITROBOT MARK IV

3.5s blot on both sides of the grid using Whattman No. 1 filter paper.

Antibody ADI-15878 Fab was added in 10 molar excess to glycoprotein and allowed to incubate overnight at 4 degrees Celsius followed by size exclusion chromatography to purify the complex and rid of excess Fab.

FEI TITAN KRIOS FLOOD BEAM BRIGHT FIELD FIELD EMISSION GUN 300 100.0 2.7 1.0 3.5 38167.0 FEI TITAN KRIOS AUTOGRID HOLDER NITROGEN

Preliminary grid screening was performed manually

GATAN K2 SUMMIT (4k x 4k) COUNTING 60.0 1 Gctf PHASE FLIPPING AND AMPLITUDE CORRECTION EMD-8700

Starting model was a negative stain reconstruction and low pass filtered

C3 4.29 FSC 0.143 CUT-OFF RELION 2.1 35961 ANGULAR RECONSTITUTION RELION 2.1

Particles were initially classified with 3D classification in Relion

ANGULAR RECONSTITUTION RELION 2.1