data_1ETL # _entry.id 1ETL # _audit_conform.dict_name mmcif_pdbx.dic _audit_conform.dict_version 5.351 _audit_conform.dict_location http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic # loop_ _database_2.database_id _database_2.database_code _database_2.pdbx_database_accession _database_2.pdbx_DOI PDB 1ETL pdb_00001etl 10.2210/pdb1etl/pdb WWPDB D_1000173164 ? ? # _pdbx_database_status.status_code REL _pdbx_database_status.entry_id 1ETL _pdbx_database_status.recvd_initial_deposition_date 1994-03-15 _pdbx_database_status.deposit_site ? _pdbx_database_status.process_site BNL _pdbx_database_status.SG_entry . _pdbx_database_status.status_code_sf REL _pdbx_database_status.status_code_mr ? _pdbx_database_status.status_code_cs ? _pdbx_database_status.pdb_format_compatible Y _pdbx_database_status.methods_development_category ? _pdbx_database_status.status_code_nmr_data ? # loop_ _audit_author.name _audit_author.pdbx_ordinal 'Sato, T.' 1 'Shimonishi, Y.' 2 # loop_ _citation.id _citation.title _citation.journal_abbrev _citation.journal_volume _citation.page_first _citation.page_last _citation.year _citation.journal_id_ASTM _citation.country _citation.journal_id_ISSN _citation.journal_id_CSD _citation.book_publisher _citation.pdbx_database_id_PubMed _citation.pdbx_database_id_DOI primary ;Structural characteristics for biological activity of heat-stable enterotoxin produced by enterotoxigenic Escherichia coli: X-ray crystallography of weakly toxic and nontoxic analogs. ; Biochemistry 33 8641 8650 1994 BICHAW US 0006-2960 0033 ? 8038153 10.1021/bi00195a004 1 ;Semi-Preparative Purification and Crystallization of Synthetic Analogs of Heat-Stable Enterotoxin of Enterotoxigenic Escherichia Coli ; Bull.Chem.Soc.Jpn. 65 938 ? 1992 BCSJA8 JA 0009-2673 0007 ? ? ? 2 'Molecular Structure of the Toxic Domain of Heat-Stable Enterotoxin Produced by a Pathogenic Strain of Escherichia Coli' J.Biol.Chem. 266 5934 ? 1991 JBCHA3 US 0021-9258 0071 ? ? ? 3 ;Structure-Activity Relationship of Escherichia Coli Heat-Stable Enterotoxin: Role of Ala Residue at Position 14 in Toxin-Receptor Interaction ; Bull.Chem.Soc.Jpn. 63 2063 ? 1990 BCSJA8 JA 0009-2673 0007 ? ? ? 4 'Essential Structure for Full Enterotoxigenic Activity of Heat-Stable Enterotoxin Produced by Enterotoxigenic Escherichia Coli' 'FEBS Lett.' 181 138 ? 1985 FEBLAL NE 0014-5793 0165 ? ? ? # loop_ _citation_author.citation_id _citation_author.name _citation_author.ordinal _citation_author.identifier_ORCID primary 'Sato, T.' 1 ? primary 'Ozaki, H.' 2 ? primary 'Hata, Y.' 3 ? primary 'Kitagawa, Y.' 4 ? primary 'Katsube, Y.' 5 ? primary 'Shimonishi, Y.' 6 ? 1 'Sato, T.' 7 ? 1 'Ito, H.' 8 ? 1 'Takeda, Y.' 9 ? 1 'Shimonishi, Y.' 10 ? 2 'Ozaki, H.' 11 ? 2 'Sato, T.' 12 ? 2 'Kubota, H.' 13 ? 2 'Hata, Y.' 14 ? 2 'Katsube, Y.' 15 ? 2 'Shimonishi, Y.' 16 ? 3 'Yamasaki, S.' 17 ? 3 'Sato, T.' 18 ? 3 'Hidaka, Y.' 19 ? 3 'Ozaki, H.' 20 ? 3 'Ito, H.' 21 ? 3 'Hirayama, T.' 22 ? 3 'Takeda, Y.' 23 ? 3 'Sugimura, T.' 24 ? 3 'Tai, A.' 25 ? 3 'Shimonishi, Y.' 26 ? 4 'Yoshimura, S.' 27 ? 4 'Ikemura, H.' 28 ? 4 'Watanabe, H.' 29 ? 4 'Aimoto, S.' 30 ? 4 'Shimonishi, Y.' 31 ? 4 'Hara, S.' 32 ? 4 'Takeda, T.' 33 ? 4 'Miwatani, T.' 34 ? 4 'Takeda, Y.' 35 ? # _cell.entry_id 1ETL _cell.length_a 21.928 _cell.length_b 10.219 _cell.length_c 17.891 _cell.angle_alpha 90.00 _cell.angle_beta 111.71 _cell.angle_gamma 90.00 _cell.Z_PDB 2 _cell.pdbx_unique_axis ? # _symmetry.entry_id 1ETL _symmetry.space_group_name_H-M 'P 1 21 1' _symmetry.pdbx_full_space_group_name_H-M ? _symmetry.cell_setting ? _symmetry.Int_Tables_number 4 # 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 man '5-BETA-MERCAPTOPROPIONATE HEAT-STABLE ENTEROTOXIN' 1244.529 1 ? A13G ? ? 2 water nat water 18.015 13 ? ? ? ? # _entity_name_com.entity_id 1 _entity_name_com.name '(MPR==5==,GLY==13==)STP(5-17)' # _entity_poly.entity_id 1 _entity_poly.type 'polypeptide(L)' _entity_poly.nstd_linkage no _entity_poly.nstd_monomer yes _entity_poly.pdbx_seq_one_letter_code '(MPR)CELCCNPGCAGC' _entity_poly.pdbx_seq_one_letter_code_can XCELCCNPGCAGC _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 MPR n 1 2 CYS n 1 3 GLU n 1 4 LEU n 1 5 CYS n 1 6 CYS n 1 7 ASN n 1 8 PRO n 1 9 GLY n 1 10 CYS n 1 11 ALA n 1 12 GLY n 1 13 CYS n # _entity_src_gen.entity_id 1 _entity_src_gen.pdbx_src_id 1 _entity_src_gen.pdbx_alt_source_flag sample _entity_src_gen.pdbx_seq_type ? _entity_src_gen.pdbx_beg_seq_num ? _entity_src_gen.pdbx_end_seq_num ? _entity_src_gen.gene_src_common_name ? _entity_src_gen.gene_src_genus Escherichia _entity_src_gen.pdbx_gene_src_gene ? _entity_src_gen.gene_src_species ? _entity_src_gen.gene_src_strain 18D _entity_src_gen.gene_src_tissue ? _entity_src_gen.gene_src_tissue_fraction ? _entity_src_gen.gene_src_details ? _entity_src_gen.pdbx_gene_src_fragment ? _entity_src_gen.pdbx_gene_src_scientific_name 'Escherichia coli' _entity_src_gen.pdbx_gene_src_ncbi_taxonomy_id 562 _entity_src_gen.pdbx_gene_src_variant ? _entity_src_gen.pdbx_gene_src_cell_line ? _entity_src_gen.pdbx_gene_src_atcc ? _entity_src_gen.pdbx_gene_src_organ ? _entity_src_gen.pdbx_gene_src_organelle ? _entity_src_gen.pdbx_gene_src_cell ? _entity_src_gen.pdbx_gene_src_cellular_location ? _entity_src_gen.host_org_common_name ? _entity_src_gen.pdbx_host_org_scientific_name ? _entity_src_gen.pdbx_host_org_ncbi_taxonomy_id ? _entity_src_gen.host_org_genus ? _entity_src_gen.pdbx_host_org_gene ? _entity_src_gen.pdbx_host_org_organ ? _entity_src_gen.host_org_species ? _entity_src_gen.pdbx_host_org_tissue ? _entity_src_gen.pdbx_host_org_tissue_fraction ? _entity_src_gen.pdbx_host_org_strain ? _entity_src_gen.pdbx_host_org_variant ? _entity_src_gen.pdbx_host_org_cell_line ? _entity_src_gen.pdbx_host_org_atcc ? _entity_src_gen.pdbx_host_org_culture_collection ? _entity_src_gen.pdbx_host_org_cell ? _entity_src_gen.pdbx_host_org_organelle ? _entity_src_gen.pdbx_host_org_cellular_location ? _entity_src_gen.pdbx_host_org_vector_type ? _entity_src_gen.pdbx_host_org_vector ? _entity_src_gen.host_org_details ? _entity_src_gen.expression_system_id ? _entity_src_gen.plasmid_name ? _entity_src_gen.plasmid_details ? _entity_src_gen.pdbx_description ? # _struct_ref.id 1 _struct_ref.db_name UNP _struct_ref.db_code HST1_ECOLI _struct_ref.entity_id 1 _struct_ref.pdbx_db_accession P01559 _struct_ref.pdbx_align_begin 1 _struct_ref.pdbx_seq_one_letter_code MKKLMLAIFISVLSFPSFSQSTESLDSSKEKITLETKKCDVVKNNSEKKSENMNNTFYCCELCCNPACAGCY _struct_ref.pdbx_db_isoform ? # _struct_ref_seq.align_id 1 _struct_ref_seq.ref_id 1 _struct_ref_seq.pdbx_PDB_id_code 1ETL _struct_ref_seq.pdbx_strand_id A _struct_ref_seq.seq_align_beg 2 _struct_ref_seq.pdbx_seq_align_beg_ins_code ? _struct_ref_seq.seq_align_end 13 _struct_ref_seq.pdbx_seq_align_end_ins_code ? _struct_ref_seq.pdbx_db_accession P01559 _struct_ref_seq.db_align_beg 60 _struct_ref_seq.pdbx_db_align_beg_ins_code ? _struct_ref_seq.db_align_end 71 _struct_ref_seq.pdbx_db_align_end_ins_code ? _struct_ref_seq.pdbx_auth_seq_align_beg 6 _struct_ref_seq.pdbx_auth_seq_align_end 17 # _struct_ref_seq_dif.align_id 1 _struct_ref_seq_dif.pdbx_pdb_id_code 1ETL _struct_ref_seq_dif.mon_id GLY _struct_ref_seq_dif.pdbx_pdb_strand_id A _struct_ref_seq_dif.seq_num 9 _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 P01559 _struct_ref_seq_dif.db_mon_id ALA _struct_ref_seq_dif.pdbx_seq_db_seq_num 67 _struct_ref_seq_dif.details 'engineered mutation' _struct_ref_seq_dif.pdbx_auth_seq_num 13 _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 CYS 'L-peptide linking' y CYSTEINE ? 'C3 H7 N O2 S' 121.158 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 MPR non-polymer . '2-MERCAPTO-PROPION ALDEHYDE' ? 'C3 H6 O S' 90.144 PRO 'L-peptide linking' y PROLINE ? 'C5 H9 N O2' 115.130 # _exptl.entry_id 1ETL _exptl.method 'X-RAY DIFFRACTION' _exptl.crystals_number ? # _exptl_crystal.id 1 _exptl_crystal.density_meas ? _exptl_crystal.density_Matthews 1.50 _exptl_crystal.density_percent_sol 17.80 _exptl_crystal.description ? # _diffrn.id 1 _diffrn.ambient_temp ? _diffrn.ambient_temp_details ? _diffrn.crystal_id 1 # _diffrn_radiation.diffrn_id 1 _diffrn_radiation.wavelength_id 1 _diffrn_radiation.pdbx_monochromatic_or_laue_m_l ? _diffrn_radiation.monochromator ? _diffrn_radiation.pdbx_diffrn_protocol ? _diffrn_radiation.pdbx_scattering_type x-ray # _diffrn_radiation_wavelength.id 1 _diffrn_radiation_wavelength.wavelength . _diffrn_radiation_wavelength.wt 1.0 # _refine.entry_id 1ETL _refine.ls_number_reflns_obs 5492 _refine.ls_number_reflns_all ? _refine.pdbx_ls_sigma_I ? _refine.pdbx_ls_sigma_F 3.0 _refine.pdbx_data_cutoff_high_absF ? _refine.pdbx_data_cutoff_low_absF ? _refine.pdbx_data_cutoff_high_rms_absF ? _refine.ls_d_res_low 10.6 _refine.ls_d_res_high 0.89 _refine.ls_percent_reflns_obs 99.4 _refine.ls_R_factor_obs ? _refine.ls_R_factor_all ? _refine.ls_R_factor_R_work 0.073 _refine.ls_R_factor_R_free ? _refine.ls_R_factor_R_free_error ? _refine.ls_R_factor_R_free_error_details ? _refine.ls_percent_reflns_R_free ? _refine.ls_number_reflns_R_free ? _refine.ls_number_parameters ? _refine.ls_number_restraints ? _refine.occupancy_min ? _refine.occupancy_max ? _refine.B_iso_mean ? _refine.aniso_B[1][1] ? _refine.aniso_B[2][2] ? _refine.aniso_B[3][3] ? _refine.aniso_B[1][2] ? _refine.aniso_B[1][3] ? _refine.aniso_B[2][3] ? _refine.solvent_model_details ? _refine.solvent_model_param_ksol ? _refine.solvent_model_param_bsol ? _refine.pdbx_ls_cross_valid_method ? _refine.details ? _refine.pdbx_starting_model ? _refine.pdbx_method_to_determine_struct ? _refine.pdbx_isotropic_thermal_model ? _refine.pdbx_stereochemistry_target_values ? _refine.pdbx_stereochem_target_val_spec_case ? _refine.pdbx_R_Free_selection_details ? _refine.pdbx_overall_ESU_R ? _refine.pdbx_overall_ESU_R_Free ? _refine.overall_SU_ML ? _refine.overall_SU_B ? _refine.pdbx_refine_id 'X-RAY DIFFRACTION' _refine.pdbx_diffrn_id 1 _refine.pdbx_TLS_residual_ADP_flag ? _refine.correlation_coeff_Fo_to_Fc ? _refine.correlation_coeff_Fo_to_Fc_free ? _refine.pdbx_solvent_vdw_probe_radii ? _refine.pdbx_solvent_ion_probe_radii ? _refine.pdbx_solvent_shrinkage_radii ? _refine.pdbx_overall_phase_error ? _refine.overall_SU_R_Cruickshank_DPI ? _refine.pdbx_overall_SU_R_free_Cruickshank_DPI ? _refine.pdbx_overall_SU_R_Blow_DPI ? _refine.pdbx_overall_SU_R_free_Blow_DPI ? # _refine_hist.pdbx_refine_id 'X-RAY DIFFRACTION' _refine_hist.cycle_id LAST _refine_hist.pdbx_number_atoms_protein 81 _refine_hist.pdbx_number_atoms_nucleic_acid 0 _refine_hist.pdbx_number_atoms_ligand 0 _refine_hist.number_atoms_solvent 13 _refine_hist.number_atoms_total 94 _refine_hist.d_res_high 0.89 _refine_hist.d_res_low 10.6 # _struct.entry_id 1ETL _struct.title ;STRUCTURAL CHARACTERISTICS FOR BIOLOGICAL ACTIVITY OF HEAT-STABLE ENTEROTOXIN PRODUCED BY ENTEROTOXIGENIC ESCHERICHIA COLI: X-RAY CRYSTALLOGRAPHY OF WEAKLY TOXIC AND NONTOXIC ANALOGS ; _struct.pdbx_model_details ? _struct.pdbx_CASP_flag ? _struct.pdbx_model_type_details ? # _struct_keywords.entry_id 1ETL _struct_keywords.pdbx_keywords ENTEROTOXIN _struct_keywords.text ENTEROTOXIN # 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 ? # _struct_biol.id 1 # _struct_conf.conf_type_id HELX_P _struct_conf.id HELX_P1 _struct_conf.pdbx_PDB_helix_id H1 _struct_conf.beg_label_comp_id MPR _struct_conf.beg_label_asym_id A _struct_conf.beg_label_seq_id 1 _struct_conf.pdbx_beg_PDB_ins_code ? _struct_conf.end_label_comp_id CYS _struct_conf.end_label_asym_id A _struct_conf.end_label_seq_id 5 _struct_conf.pdbx_end_PDB_ins_code ? _struct_conf.beg_auth_comp_id MPR _struct_conf.beg_auth_asym_id A _struct_conf.beg_auth_seq_id 5 _struct_conf.end_auth_comp_id CYS _struct_conf.end_auth_asym_id A _struct_conf.end_auth_seq_id 9 _struct_conf.pdbx_PDB_helix_class 5 _struct_conf.details 'N-TERMINAL SEGMENT' _struct_conf.pdbx_PDB_helix_length 5 # _struct_conf_type.id HELX_P _struct_conf_type.criteria ? _struct_conf_type.reference ? # loop_ _struct_conn.id _struct_conn.conn_type_id _struct_conn.pdbx_leaving_atom_flag _struct_conn.pdbx_PDB_id _struct_conn.ptnr1_label_asym_id _struct_conn.ptnr1_label_comp_id _struct_conn.ptnr1_label_seq_id _struct_conn.ptnr1_label_atom_id _struct_conn.pdbx_ptnr1_label_alt_id _struct_conn.pdbx_ptnr1_PDB_ins_code _struct_conn.pdbx_ptnr1_standard_comp_id _struct_conn.ptnr1_symmetry _struct_conn.ptnr2_label_asym_id _struct_conn.ptnr2_label_comp_id _struct_conn.ptnr2_label_seq_id _struct_conn.ptnr2_label_atom_id _struct_conn.pdbx_ptnr2_label_alt_id _struct_conn.pdbx_ptnr2_PDB_ins_code _struct_conn.ptnr1_auth_asym_id _struct_conn.ptnr1_auth_comp_id _struct_conn.ptnr1_auth_seq_id _struct_conn.ptnr2_auth_asym_id _struct_conn.ptnr2_auth_comp_id _struct_conn.ptnr2_auth_seq_id _struct_conn.ptnr2_symmetry _struct_conn.pdbx_ptnr3_label_atom_id _struct_conn.pdbx_ptnr3_label_seq_id _struct_conn.pdbx_ptnr3_label_comp_id _struct_conn.pdbx_ptnr3_label_asym_id _struct_conn.pdbx_ptnr3_label_alt_id _struct_conn.pdbx_ptnr3_PDB_ins_code _struct_conn.details _struct_conn.pdbx_dist_value _struct_conn.pdbx_value_order _struct_conn.pdbx_role disulf1 disulf ? ? A CYS 2 SG ? ? ? 1_555 A CYS 10 SG ? ? A CYS 6 A CYS 14 1_555 ? ? ? ? ? ? ? 2.030 ? ? disulf2 disulf ? ? A CYS 5 SG ? ? ? 1_555 A CYS 13 SG ? ? A CYS 9 A CYS 17 1_555 ? ? ? ? ? ? ? 2.035 ? ? covale1 covale one ? A MPR 1 C1 ? ? ? 1_555 A CYS 2 N ? ? A MPR 5 A CYS 6 1_555 ? ? ? ? ? ? ? 1.338 ? ? covale2 covale none ? A MPR 1 S3 ? ? ? 1_555 A CYS 6 SG ? ? A MPR 5 A CYS 10 1_555 ? ? ? ? ? ? ? 2.030 ? ? # loop_ _struct_conn_type.id _struct_conn_type.criteria _struct_conn_type.reference disulf ? ? covale ? ? # loop_ _struct_site.id _struct_site.pdbx_evidence_code _struct_site.pdbx_auth_asym_id _struct_site.pdbx_auth_comp_id _struct_site.pdbx_auth_seq_id _struct_site.pdbx_auth_ins_code _struct_site.pdbx_num_residues _struct_site.details S1 Author ? ? ? ? 3 'THE RECEPTOR BINDING SITE DEDUCED FROM CHEMICAL MUTATION STUDY' S2 Author ? ? ? ? 6 'PUTATIVE CATION BINDING SITE SUGGESTED FROM CONFORMATIONAL SIMILARITIES TO IONOPHORE PEPTIDES.' # 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 S1 3 ASN A 7 ? ASN A 11 . ? 1_555 ? 2 S1 3 PRO A 8 ? PRO A 12 . ? 1_555 ? 3 S1 3 GLY A 9 ? GLY A 13 . ? 1_555 ? 4 S2 6 PRO A 8 ? PRO A 12 . ? 1_555 ? 5 S2 6 GLY A 9 ? GLY A 13 . ? 1_555 ? 6 S2 6 CYS A 10 ? CYS A 14 . ? 1_555 ? 7 S2 6 ALA A 11 ? ALA A 15 . ? 1_555 ? 8 S2 6 GLY A 12 ? GLY A 16 . ? 1_555 ? 9 S2 6 CYS A 13 ? CYS A 17 . ? 1_555 ? # _database_PDB_matrix.entry_id 1ETL _database_PDB_matrix.origx[1][1] 1.000000 _database_PDB_matrix.origx[1][2] 0.000000 _database_PDB_matrix.origx[1][3] 0.000000 _database_PDB_matrix.origx[2][1] 0.000000 _database_PDB_matrix.origx[2][2] 1.000000 _database_PDB_matrix.origx[2][3] 0.000000 _database_PDB_matrix.origx[3][1] 0.000000 _database_PDB_matrix.origx[3][2] 0.000000 _database_PDB_matrix.origx[3][3] 1.000000 _database_PDB_matrix.origx_vector[1] 0.00000 _database_PDB_matrix.origx_vector[2] 0.00000 _database_PDB_matrix.origx_vector[3] 0.00000 # _atom_sites.entry_id 1ETL _atom_sites.fract_transf_matrix[1][1] 0.045604 _atom_sites.fract_transf_matrix[1][2] 0.000000 _atom_sites.fract_transf_matrix[1][3] 0.018157 _atom_sites.fract_transf_matrix[2][1] 0.000000 _atom_sites.fract_transf_matrix[2][2] 0.097857 _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] 0.060161 _atom_sites.fract_transf_vector[1] 0.00000 _atom_sites.fract_transf_vector[2] 0.00000 _atom_sites.fract_transf_vector[3] 0.00000 # loop_ _atom_type.symbol C H 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 MPR 1 5 5 MPR MPR A . n A 1 2 CYS 2 6 6 CYS CYS A . n A 1 3 GLU 3 7 7 GLU GLU A . n A 1 4 LEU 4 8 8 LEU LEU A . n A 1 5 CYS 5 9 9 CYS CYS A . n A 1 6 CYS 6 10 10 CYS CYS A . n A 1 7 ASN 7 11 11 ASN ASN A . n A 1 8 PRO 8 12 12 PRO PRO A . n A 1 9 GLY 9 13 13 GLY GLY A . n A 1 10 CYS 10 14 14 CYS CYS A . n A 1 11 ALA 11 15 15 ALA ALA A . n A 1 12 GLY 12 16 16 GLY GLY A . n A 1 13 CYS 13 17 17 CYS CYS 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 HOH 1 18 1 HOH HOH A . B 2 HOH 2 19 2 HOH HOH A . B 2 HOH 3 20 3 HOH HOH A . B 2 HOH 4 21 4 HOH HOH A . B 2 HOH 5 22 5 HOH HOH A . B 2 HOH 6 23 6 HOH HOH A . B 2 HOH 7 24 7 HOH HOH A . B 2 HOH 8 25 8 HOH HOH A . B 2 HOH 9 26 9 HOH HOH A . B 2 HOH 10 27 10 HOH HOH A . B 2 HOH 11 28 11 HOH HOH A . B 2 HOH 12 29 12 HOH HOH A . B 2 HOH 13 30 13 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 monomeric _pdbx_struct_assembly.oligomeric_count 1 # _pdbx_struct_assembly_gen.assembly_id 1 _pdbx_struct_assembly_gen.oper_expression 1 _pdbx_struct_assembly_gen.asym_id_list A,B # _pdbx_struct_oper_list.id 1 _pdbx_struct_oper_list.type 'identity operation' _pdbx_struct_oper_list.name 1_555 _pdbx_struct_oper_list.symmetry_operation x,y,z _pdbx_struct_oper_list.matrix[1][1] 1.0000000000 _pdbx_struct_oper_list.matrix[1][2] 0.0000000000 _pdbx_struct_oper_list.matrix[1][3] 0.0000000000 _pdbx_struct_oper_list.vector[1] 0.0000000000 _pdbx_struct_oper_list.matrix[2][1] 0.0000000000 _pdbx_struct_oper_list.matrix[2][2] 1.0000000000 _pdbx_struct_oper_list.matrix[2][3] 0.0000000000 _pdbx_struct_oper_list.vector[2] 0.0000000000 _pdbx_struct_oper_list.matrix[3][1] 0.0000000000 _pdbx_struct_oper_list.matrix[3][2] 0.0000000000 _pdbx_struct_oper_list.matrix[3][3] 1.0000000000 _pdbx_struct_oper_list.vector[3] 0.0000000000 # 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 1996-01-29 2 'Structure model' 1 1 2008-03-03 3 'Structure model' 1 2 2011-07-13 4 'Structure model' 1 3 2013-06-19 5 'Structure model' 1 4 2017-11-29 6 'Structure model' 1 5 2021-11-03 # _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' 'Version format compliance' 2 3 'Structure model' 'Version format compliance' 3 4 'Structure model' Other 4 5 'Structure model' 'Derived calculations' 5 5 'Structure model' Other 6 6 'Structure model' 'Database references' 7 6 'Structure model' 'Derived calculations' # 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 5 'Structure model' pdbx_database_status 2 5 'Structure model' struct_conf 3 5 'Structure model' struct_conf_type 4 6 'Structure model' database_2 5 6 'Structure model' struct_conn 6 6 'Structure model' struct_ref_seq_dif # 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 5 'Structure model' '_pdbx_database_status.process_site' 2 6 'Structure model' '_database_2.pdbx_DOI' 3 6 'Structure model' '_database_2.pdbx_database_accession' 4 6 'Structure model' '_struct_conn.pdbx_leaving_atom_flag' 5 6 'Structure model' '_struct_ref_seq_dif.details' # _software.name FMLS/VP _software.classification refinement _software.version . _software.citation_id ? _software.pdbx_ordinal 1 # _pdbx_entry_details.entry_id 1ETL _pdbx_entry_details.compound_details 'IN SITE RECORDS BELOW, GLY 13 IS ALA 13 IN NATURAL TOXIN.' _pdbx_entry_details.source_details ? _pdbx_entry_details.nonpolymer_details ? _pdbx_entry_details.sequence_details ;THE SEQUENCE IS BASED ON SEQUENCE FROM ENTEROTOXIGENIC (ESCHERICHIA COLI, STRAIN 18D). THE THIRTEEN RESIDUE PEPTIDE CORRESPONDS TO RESIDUES 5 - 17, WITH ALA 13 REPLACED BY GLY. ; _pdbx_entry_details.has_ligand_of_interest ? # loop_ _pdbx_validate_close_contact.id _pdbx_validate_close_contact.PDB_model_num _pdbx_validate_close_contact.auth_atom_id_1 _pdbx_validate_close_contact.auth_asym_id_1 _pdbx_validate_close_contact.auth_comp_id_1 _pdbx_validate_close_contact.auth_seq_id_1 _pdbx_validate_close_contact.PDB_ins_code_1 _pdbx_validate_close_contact.label_alt_id_1 _pdbx_validate_close_contact.auth_atom_id_2 _pdbx_validate_close_contact.auth_asym_id_2 _pdbx_validate_close_contact.auth_comp_id_2 _pdbx_validate_close_contact.auth_seq_id_2 _pdbx_validate_close_contact.PDB_ins_code_2 _pdbx_validate_close_contact.label_alt_id_2 _pdbx_validate_close_contact.dist 1 1 HE2 A GLU 7 ? ? O A HOH 21 ? ? 1.57 2 1 O A HOH 26 ? ? O A HOH 30 ? ? 2.18 # _pdbx_validate_rmsd_bond.id 1 _pdbx_validate_rmsd_bond.PDB_model_num 1 _pdbx_validate_rmsd_bond.auth_atom_id_1 CD _pdbx_validate_rmsd_bond.auth_asym_id_1 A _pdbx_validate_rmsd_bond.auth_comp_id_1 GLU _pdbx_validate_rmsd_bond.auth_seq_id_1 7 _pdbx_validate_rmsd_bond.PDB_ins_code_1 ? _pdbx_validate_rmsd_bond.label_alt_id_1 ? _pdbx_validate_rmsd_bond.auth_atom_id_2 OE2 _pdbx_validate_rmsd_bond.auth_asym_id_2 A _pdbx_validate_rmsd_bond.auth_comp_id_2 GLU _pdbx_validate_rmsd_bond.auth_seq_id_2 7 _pdbx_validate_rmsd_bond.PDB_ins_code_2 ? _pdbx_validate_rmsd_bond.label_alt_id_2 ? _pdbx_validate_rmsd_bond.bond_value 1.353 _pdbx_validate_rmsd_bond.bond_target_value 1.252 _pdbx_validate_rmsd_bond.bond_deviation 0.101 _pdbx_validate_rmsd_bond.bond_standard_deviation 0.011 _pdbx_validate_rmsd_bond.linker_flag N # _pdbx_validate_rmsd_angle.id 1 _pdbx_validate_rmsd_angle.PDB_model_num 1 _pdbx_validate_rmsd_angle.auth_atom_id_1 C _pdbx_validate_rmsd_angle.auth_asym_id_1 A _pdbx_validate_rmsd_angle.auth_comp_id_1 ALA _pdbx_validate_rmsd_angle.auth_seq_id_1 15 _pdbx_validate_rmsd_angle.PDB_ins_code_1 ? _pdbx_validate_rmsd_angle.label_alt_id_1 ? _pdbx_validate_rmsd_angle.auth_atom_id_2 N _pdbx_validate_rmsd_angle.auth_asym_id_2 A _pdbx_validate_rmsd_angle.auth_comp_id_2 GLY _pdbx_validate_rmsd_angle.auth_seq_id_2 16 _pdbx_validate_rmsd_angle.PDB_ins_code_2 ? _pdbx_validate_rmsd_angle.label_alt_id_2 ? _pdbx_validate_rmsd_angle.auth_atom_id_3 CA _pdbx_validate_rmsd_angle.auth_asym_id_3 A _pdbx_validate_rmsd_angle.auth_comp_id_3 GLY _pdbx_validate_rmsd_angle.auth_seq_id_3 16 _pdbx_validate_rmsd_angle.PDB_ins_code_3 ? _pdbx_validate_rmsd_angle.label_alt_id_3 ? _pdbx_validate_rmsd_angle.angle_value 109.59 _pdbx_validate_rmsd_angle.angle_target_value 122.30 _pdbx_validate_rmsd_angle.angle_deviation -12.71 _pdbx_validate_rmsd_angle.angle_standard_deviation 2.10 _pdbx_validate_rmsd_angle.linker_flag Y # _pdbx_entity_nonpoly.entity_id 2 _pdbx_entity_nonpoly.name water _pdbx_entity_nonpoly.comp_id HOH #