data_1COS # _entry.id 1COS # _audit_conform.dict_name mmcif_pdbx.dic _audit_conform.dict_version 5.313 _audit_conform.dict_location http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic # loop_ _database_2.database_id _database_2.database_code PDB 1COS WWPDB D_1000172440 # _pdbx_database_status.status_code REL _pdbx_database_status.entry_id 1COS _pdbx_database_status.recvd_initial_deposition_date 1993-01-22 _pdbx_database_status.deposit_site ? _pdbx_database_status.process_site BNL _pdbx_database_status.status_code_sf REL _pdbx_database_status.status_code_mr ? _pdbx_database_status.SG_entry ? _pdbx_database_status.pdb_format_compatible Y _pdbx_database_status.status_code_cs ? _pdbx_database_status.methods_development_category ? # loop_ _audit_author.name _audit_author.pdbx_ordinal 'Lovejoy, B.' 1 'Choe, S.' 2 'Cascio, D.' 3 'Mcrorie, D.K.' 4 'Degrado, W.' 5 'Eisenberg, D.' 6 # 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 'Crystal structure of a synthetic triple-stranded alpha-helical bundle.' Science 259 1288 1293 1993 SCIEAS US 0036-8075 0038 ? 8446897 ? 1 'X-Ray Grade Crystals of a Designed Alpha-Helical Coiled Coil' 'Protein Sci.' 1 956 ? 1992 PRCIEI US 0961-8368 0795 ? ? ? # loop_ _citation_author.citation_id _citation_author.name _citation_author.ordinal _citation_author.identifier_ORCID primary 'Lovejoy, B.' 1 ? primary 'Choe, S.' 2 ? primary 'Cascio, D.' 3 ? primary 'McRorie, D.K.' 4 ? primary 'DeGrado, W.F.' 5 ? primary 'Eisenberg, D.' 6 ? 1 'Lovejoy, B.' 7 ? 1 'Le, T.C.' 8 ? 1 'Luthy, R.' 9 ? 1 'Cascio, D.' 10 ? 1 ;O'Neil, K.T. ; 11 ? 1 'Degrado, W.F.' 12 ? 1 'Eisenberg, D.' 13 ? # _cell.entry_id 1COS _cell.length_a 27.700 _cell.length_b 38.700 _cell.length_c 77.800 _cell.angle_alpha 90.00 _cell.angle_beta 90.00 _cell.angle_gamma 90.00 _cell.Z_PDB 12 _cell.pdbx_unique_axis ? # _symmetry.entry_id 1COS _symmetry.space_group_name_H-M 'P 21 21 21' _symmetry.pdbx_full_space_group_name_H-M ? _symmetry.cell_setting ? _symmetry.Int_Tables_number 19 # 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 'COILED SERINE' 3335.865 3 ? ? ? ? 2 water nat water 18.015 33 ? ? ? ? # _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 '(ACE)EWEALEKKLAALESKLQALEKKLEALEHG(NH2)' _entity_poly.pdbx_seq_one_letter_code_can XEWEALEKKLAALESKLQALEKKLEALEHGX _entity_poly.pdbx_strand_id A,B,C _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 ACE n 1 2 GLU n 1 3 TRP n 1 4 GLU n 1 5 ALA n 1 6 LEU n 1 7 GLU n 1 8 LYS n 1 9 LYS n 1 10 LEU n 1 11 ALA n 1 12 ALA n 1 13 LEU n 1 14 GLU n 1 15 SER n 1 16 LYS n 1 17 LEU n 1 18 GLN n 1 19 ALA n 1 20 LEU n 1 21 GLU n 1 22 LYS n 1 23 LYS n 1 24 LEU n 1 25 GLU n 1 26 ALA n 1 27 LEU n 1 28 GLU n 1 29 HIS n 1 30 GLY n 1 31 NH2 n # _struct_ref.id 1 _struct_ref.entity_id 1 _struct_ref.db_name PDB _struct_ref.db_code 1COS _struct_ref.pdbx_db_accession 1COS _struct_ref.pdbx_db_isoform ? _struct_ref.pdbx_seq_one_letter_code ? _struct_ref.pdbx_align_begin ? # loop_ _struct_ref_seq.align_id _struct_ref_seq.ref_id _struct_ref_seq.pdbx_PDB_id_code _struct_ref_seq.pdbx_strand_id _struct_ref_seq.seq_align_beg _struct_ref_seq.pdbx_seq_align_beg_ins_code _struct_ref_seq.seq_align_end _struct_ref_seq.pdbx_seq_align_end_ins_code _struct_ref_seq.pdbx_db_accession _struct_ref_seq.db_align_beg _struct_ref_seq.pdbx_db_align_beg_ins_code _struct_ref_seq.db_align_end _struct_ref_seq.pdbx_db_align_end_ins_code _struct_ref_seq.pdbx_auth_seq_align_beg _struct_ref_seq.pdbx_auth_seq_align_end 1 1 1COS A 1 ? 31 ? 1COS 0 ? 30 ? 0 30 2 1 1COS B 1 ? 31 ? 1COS 0 ? 30 ? 0 30 3 1 1COS C 1 ? 31 ? 1COS 0 ? 30 ? 0 30 # 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 ACE non-polymer . 'ACETYL GROUP' ? 'C2 H4 O' 44.053 ALA 'L-peptide linking' y ALANINE ? 'C3 H7 N O2' 89.093 GLN 'L-peptide linking' y GLUTAMINE ? 'C5 H10 N2 O3' 146.144 GLU 'L-peptide linking' y 'GLUTAMIC ACID' ? 'C5 H9 N O4' 147.129 GLY 'peptide linking' y GLYCINE ? 'C2 H5 N O2' 75.067 HIS 'L-peptide linking' y HISTIDINE ? 'C6 H10 N3 O2 1' 156.162 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 NH2 non-polymer . 'AMINO GROUP' ? 'H2 N' 16.023 SER 'L-peptide linking' y SERINE ? 'C3 H7 N O3' 105.093 TRP 'L-peptide linking' y TRYPTOPHAN ? 'C11 H12 N2 O2' 204.225 # _exptl.entry_id 1COS _exptl.method 'X-RAY DIFFRACTION' _exptl.crystals_number ? # _exptl_crystal.id 1 _exptl_crystal.density_meas ? _exptl_crystal.density_Matthews 2.08 _exptl_crystal.density_percent_sol 40.98 _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 1COS _refine.ls_number_reflns_obs ? _refine.ls_number_reflns_all ? _refine.pdbx_ls_sigma_I ? _refine.pdbx_ls_sigma_F 1.0 _refine.pdbx_data_cutoff_high_absF ? _refine.pdbx_data_cutoff_low_absF ? _refine.pdbx_data_cutoff_high_rms_absF ? _refine.ls_d_res_low 7.0 _refine.ls_d_res_high 2.1 _refine.ls_percent_reflns_obs ? _refine.ls_R_factor_obs ? _refine.ls_R_factor_all ? _refine.ls_R_factor_R_work 0.1800000 _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 708 _refine_hist.pdbx_number_atoms_nucleic_acid 0 _refine_hist.pdbx_number_atoms_ligand 0 _refine_hist.number_atoms_solvent 33 _refine_hist.number_atoms_total 741 _refine_hist.d_res_high 2.1 _refine_hist.d_res_low 7.0 # loop_ _refine_ls_restr.type _refine_ls_restr.dev_ideal _refine_ls_restr.dev_ideal_target _refine_ls_restr.weight _refine_ls_restr.number _refine_ls_restr.pdbx_refine_id _refine_ls_restr.pdbx_restraint_function x_bond_d 0.017 ? ? ? 'X-RAY DIFFRACTION' ? x_angle_deg 2.6 ? ? ? 'X-RAY DIFFRACTION' ? # _struct.entry_id 1COS _struct.title 'CRYSTAL STRUCTURE OF A SYNTHETIC TRIPLE-STRANDED ALPHA-HELICAL BUNDLE' _struct.pdbx_descriptor 'COILED SERINE' _struct.pdbx_model_details ? _struct.pdbx_CASP_flag ? _struct.pdbx_model_type_details ? # _struct_keywords.entry_id 1COS _struct_keywords.pdbx_keywords 'ALPHA-HELICAL BUNDLE' _struct_keywords.text 'ALPHA-HELICAL BUNDLE' # 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 1 ? C N N 1 ? D N N 2 ? E N N 2 ? F N N 2 ? # _struct_biol.id 1 # loop_ _struct_conf.conf_type_id _struct_conf.id _struct_conf.pdbx_PDB_helix_id _struct_conf.beg_label_comp_id _struct_conf.beg_label_asym_id _struct_conf.beg_label_seq_id _struct_conf.pdbx_beg_PDB_ins_code _struct_conf.end_label_comp_id _struct_conf.end_label_asym_id _struct_conf.end_label_seq_id _struct_conf.pdbx_end_PDB_ins_code _struct_conf.beg_auth_comp_id _struct_conf.beg_auth_asym_id _struct_conf.beg_auth_seq_id _struct_conf.end_auth_comp_id _struct_conf.end_auth_asym_id _struct_conf.end_auth_seq_id _struct_conf.pdbx_PDB_helix_class _struct_conf.details _struct_conf.pdbx_PDB_helix_length HELX_P HELX_P1 A TRP A 3 ? GLU A 28 ? TRP A 2 GLU A 27 1 ? 26 HELX_P HELX_P2 B TRP B 3 ? GLU B 28 ? TRP B 2 GLU B 27 1 ? 26 HELX_P HELX_P3 C TRP C 3 ? GLU C 28 ? TRP C 2 GLU C 27 1 ? 26 # _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 covale1 covale both ? A ACE 1 C ? ? ? 1_555 A GLU 2 N ? ? A ACE 0 A GLU 1 1_555 ? ? ? ? ? ? ? 1.365 ? covale2 covale both ? A GLY 30 C ? ? ? 1_555 A NH2 31 N ? ? A GLY 29 A NH2 30 1_555 ? ? ? ? ? ? ? 1.335 ? covale3 covale both ? B ACE 1 C ? ? ? 1_555 B GLU 2 N ? ? B ACE 0 B GLU 1 1_555 ? ? ? ? ? ? ? 1.325 ? covale4 covale both ? B GLY 30 C ? ? ? 1_555 B NH2 31 N ? ? B GLY 29 B NH2 30 1_555 ? ? ? ? ? ? ? 1.340 ? covale5 covale both ? C ACE 1 C ? ? ? 1_555 C GLU 2 N ? ? C ACE 0 C GLU 1 1_555 ? ? ? ? ? ? ? 1.363 ? covale6 covale both ? C GLY 30 C ? ? ? 1_555 C NH2 31 N ? ? C GLY 29 C NH2 30 1_555 ? ? ? ? ? ? ? 1.332 ? # _struct_conn_type.id covale _struct_conn_type.criteria ? _struct_conn_type.reference ? # 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 AC4 Software ? ? ? ? 3 'BINDING SITE FOR RESIDUE NH2 A 30' AC5 Software ? ? ? ? 2 'BINDING SITE FOR RESIDUE NH2 B 30' AC6 Software ? ? ? ? 3 'BINDING SITE FOR RESIDUE NH2 C 30' # 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 AC4 3 LEU A 27 ? LEU A 26 . ? 1_555 ? 2 AC4 3 GLY A 30 ? GLY A 29 . ? 1_555 ? 3 AC4 3 HOH D . ? HOH A 314 . ? 1_555 ? 4 AC5 2 ALA B 26 ? ALA B 25 . ? 1_555 ? 5 AC5 2 GLY B 30 ? GLY B 29 . ? 1_555 ? 6 AC6 3 ALA C 26 ? ALA C 25 . ? 1_555 ? 7 AC6 3 LEU C 27 ? LEU C 26 . ? 1_555 ? 8 AC6 3 GLY C 30 ? GLY C 29 . ? 1_555 ? # _database_PDB_matrix.entry_id 1COS _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 1COS _atom_sites.fract_transf_matrix[1][1] 0.036101 _atom_sites.fract_transf_matrix[1][2] 0.000000 _atom_sites.fract_transf_matrix[1][3] 0.000000 _atom_sites.fract_transf_matrix[2][1] 0.000000 _atom_sites.fract_transf_matrix[2][2] 0.025840 _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] 0.012853 _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 N O # 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 ACE 1 0 0 ACE ACE A . n A 1 2 GLU 2 1 1 GLU GLU A . n A 1 3 TRP 3 2 2 TRP TRP A . n A 1 4 GLU 4 3 3 GLU GLU A . n A 1 5 ALA 5 4 4 ALA ALA A . n A 1 6 LEU 6 5 5 LEU LEU A . n A 1 7 GLU 7 6 6 GLU GLU A . n A 1 8 LYS 8 7 7 LYS LYS A . n A 1 9 LYS 9 8 8 LYS LYS A . n A 1 10 LEU 10 9 9 LEU LEU A . n A 1 11 ALA 11 10 10 ALA ALA A . n A 1 12 ALA 12 11 11 ALA ALA A . n A 1 13 LEU 13 12 12 LEU LEU A . n A 1 14 GLU 14 13 13 GLU GLU A . n A 1 15 SER 15 14 14 SER SER A . n A 1 16 LYS 16 15 15 LYS LYS A . n A 1 17 LEU 17 16 16 LEU LEU A . n A 1 18 GLN 18 17 17 GLN GLN A . n A 1 19 ALA 19 18 18 ALA ALA A . n A 1 20 LEU 20 19 19 LEU LEU A . n A 1 21 GLU 21 20 20 GLU GLU A . n A 1 22 LYS 22 21 21 LYS LYS A . n A 1 23 LYS 23 22 22 LYS LYS A . n A 1 24 LEU 24 23 23 LEU LEU A . n A 1 25 GLU 25 24 24 GLU GLU A . n A 1 26 ALA 26 25 25 ALA ALA A . n A 1 27 LEU 27 26 26 LEU LEU A . n A 1 28 GLU 28 27 27 GLU GLU A . n A 1 29 HIS 29 28 28 HIS HIS A . n A 1 30 GLY 30 29 29 GLY GLY A . n A 1 31 NH2 31 30 30 NH2 NH2 A . n B 1 1 ACE 1 0 0 ACE ACE B . n B 1 2 GLU 2 1 1 GLU GLU B . n B 1 3 TRP 3 2 2 TRP TRP B . n B 1 4 GLU 4 3 3 GLU GLU B . n B 1 5 ALA 5 4 4 ALA ALA B . n B 1 6 LEU 6 5 5 LEU LEU B . n B 1 7 GLU 7 6 6 GLU GLU B . n B 1 8 LYS 8 7 7 LYS LYS B . n B 1 9 LYS 9 8 8 LYS LYS B . n B 1 10 LEU 10 9 9 LEU LEU B . n B 1 11 ALA 11 10 10 ALA ALA B . n B 1 12 ALA 12 11 11 ALA ALA B . n B 1 13 LEU 13 12 12 LEU LEU B . n B 1 14 GLU 14 13 13 GLU GLU B . n B 1 15 SER 15 14 14 SER SER B . n B 1 16 LYS 16 15 15 LYS LYS B . n B 1 17 LEU 17 16 16 LEU LEU B . n B 1 18 GLN 18 17 17 GLN GLN B . n B 1 19 ALA 19 18 18 ALA ALA B . n B 1 20 LEU 20 19 19 LEU LEU B . n B 1 21 GLU 21 20 20 GLU GLU B . n B 1 22 LYS 22 21 21 LYS LYS B . n B 1 23 LYS 23 22 22 LYS LYS B . n B 1 24 LEU 24 23 23 LEU LEU B . n B 1 25 GLU 25 24 24 GLU GLU B . n B 1 26 ALA 26 25 25 ALA ALA B . n B 1 27 LEU 27 26 26 LEU LEU B . n B 1 28 GLU 28 27 27 GLU GLU B . n B 1 29 HIS 29 28 28 HIS HIS B . n B 1 30 GLY 30 29 29 GLY GLY B . n B 1 31 NH2 31 30 30 NH2 NH2 B . n C 1 1 ACE 1 0 0 ACE ACE C . n C 1 2 GLU 2 1 1 GLU GLU C . n C 1 3 TRP 3 2 2 TRP TRP C . n C 1 4 GLU 4 3 3 GLU GLU C . n C 1 5 ALA 5 4 4 ALA ALA C . n C 1 6 LEU 6 5 5 LEU LEU C . n C 1 7 GLU 7 6 6 GLU GLU C . n C 1 8 LYS 8 7 7 LYS LYS C . n C 1 9 LYS 9 8 8 LYS LYS C . n C 1 10 LEU 10 9 9 LEU LEU C . n C 1 11 ALA 11 10 10 ALA ALA C . n C 1 12 ALA 12 11 11 ALA ALA C . n C 1 13 LEU 13 12 12 LEU LEU C . n C 1 14 GLU 14 13 13 GLU GLU C . n C 1 15 SER 15 14 14 SER SER C . n C 1 16 LYS 16 15 15 LYS LYS C . n C 1 17 LEU 17 16 16 LEU LEU C . n C 1 18 GLN 18 17 17 GLN GLN C . n C 1 19 ALA 19 18 18 ALA ALA C . n C 1 20 LEU 20 19 19 LEU LEU C . n C 1 21 GLU 21 20 20 GLU GLU C . n C 1 22 LYS 22 21 21 LYS LYS C . n C 1 23 LYS 23 22 22 LYS LYS C . n C 1 24 LEU 24 23 23 LEU LEU C . n C 1 25 GLU 25 24 24 GLU GLU C . n C 1 26 ALA 26 25 25 ALA ALA C . n C 1 27 LEU 27 26 26 LEU LEU C . n C 1 28 GLU 28 27 27 GLU GLU C . n C 1 29 HIS 29 28 28 HIS HIS C . n C 1 30 GLY 30 29 29 GLY GLY C . n C 1 31 NH2 31 30 30 NH2 NH2 C . 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 D 2 HOH 1 301 301 HOH HOH A . D 2 HOH 2 302 302 HOH HOH A . D 2 HOH 3 304 304 HOH HOH A . D 2 HOH 4 305 305 HOH HOH A . D 2 HOH 5 314 314 HOH HOH A . D 2 HOH 6 315 315 HOH HOH A . D 2 HOH 7 318 318 HOH HOH A . D 2 HOH 8 319 319 HOH HOH A . D 2 HOH 9 321 321 HOH HOH A . D 2 HOH 10 328 328 HOH HOH A . D 2 HOH 11 329 329 HOH HOH A . E 2 HOH 1 303 303 HOH HOH B . E 2 HOH 2 306 306 HOH HOH B . E 2 HOH 3 307 307 HOH HOH B . E 2 HOH 4 308 308 HOH HOH B . E 2 HOH 5 309 309 HOH HOH B . E 2 HOH 6 310 310 HOH HOH B . E 2 HOH 7 312 312 HOH HOH B . E 2 HOH 8 313 313 HOH HOH B . E 2 HOH 9 320 320 HOH HOH B . E 2 HOH 10 323 323 HOH HOH B . E 2 HOH 11 324 324 HOH HOH B . E 2 HOH 12 327 327 HOH HOH B . F 2 HOH 1 311 311 HOH HOH C . F 2 HOH 2 316 316 HOH HOH C . F 2 HOH 3 317 317 HOH HOH C . F 2 HOH 4 322 322 HOH HOH C . F 2 HOH 5 325 325 HOH HOH C . F 2 HOH 6 326 326 HOH HOH C . F 2 HOH 7 330 330 HOH HOH C . F 2 HOH 8 331 331 HOH HOH C . F 2 HOH 9 332 332 HOH HOH C . F 2 HOH 10 333 333 HOH HOH C . # _pdbx_struct_assembly.id 1 _pdbx_struct_assembly.details author_and_software_defined_assembly _pdbx_struct_assembly.method_details PISA _pdbx_struct_assembly.oligomeric_details trimeric _pdbx_struct_assembly.oligomeric_count 3 # _pdbx_struct_assembly_gen.assembly_id 1 _pdbx_struct_assembly_gen.oper_expression 1 _pdbx_struct_assembly_gen.asym_id_list A,B,C,D,E,F # loop_ _pdbx_struct_assembly_prop.biol_id _pdbx_struct_assembly_prop.type _pdbx_struct_assembly_prop.value _pdbx_struct_assembly_prop.details 1 'ABSA (A^2)' 3960 ? 1 MORE -36 ? 1 'SSA (A^2)' 6020 ? # _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 1993-10-31 2 'Structure model' 1 1 2008-03-24 3 'Structure model' 1 2 2011-07-13 4 'Structure model' 1 3 2019-07-17 5 'Structure model' 1 4 2019-08-14 # _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 ? # 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' 'Data collection' 4 4 'Structure model' 'Derived calculations' 5 4 'Structure model' Other 6 4 'Structure model' 'Refinement description' 7 5 'Structure model' 'Data collection' 8 5 'Structure model' 'Refinement description' # 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 4 'Structure model' pdbx_database_status 2 4 'Structure model' software 3 4 'Structure model' struct_conn 4 5 'Structure model' software # 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 4 'Structure model' '_pdbx_database_status.process_site' 2 4 'Structure model' '_software.classification' 3 4 'Structure model' '_struct_conn.pdbx_leaving_atom_flag' 4 5 'Structure model' '_software.classification' # loop_ _software.name _software.classification _software.version _software.citation_id _software.pdbx_ordinal X-PLOR 'model building' . ? 1 TNT refinement . ? 2 X-PLOR refinement . ? 3 X-PLOR phasing . ? 4 # _pdbx_entry_details.entry_id 1COS _pdbx_entry_details.compound_details ;RESIDUES GLU 1, HIS 28, AND GLY 29 OF EACH CHAIN ARE IN EXTENDED CONFORMATION. ALL OTHER RESIDUES ARE ALPHA HELICAL. ; _pdbx_entry_details.source_details ? _pdbx_entry_details.nonpolymer_details ? _pdbx_entry_details.sequence_details ? # loop_ _pdbx_validate_rmsd_bond.id _pdbx_validate_rmsd_bond.PDB_model_num _pdbx_validate_rmsd_bond.auth_atom_id_1 _pdbx_validate_rmsd_bond.auth_asym_id_1 _pdbx_validate_rmsd_bond.auth_comp_id_1 _pdbx_validate_rmsd_bond.auth_seq_id_1 _pdbx_validate_rmsd_bond.PDB_ins_code_1 _pdbx_validate_rmsd_bond.label_alt_id_1 _pdbx_validate_rmsd_bond.auth_atom_id_2 _pdbx_validate_rmsd_bond.auth_asym_id_2 _pdbx_validate_rmsd_bond.auth_comp_id_2 _pdbx_validate_rmsd_bond.auth_seq_id_2 _pdbx_validate_rmsd_bond.PDB_ins_code_2 _pdbx_validate_rmsd_bond.label_alt_id_2 _pdbx_validate_rmsd_bond.bond_value _pdbx_validate_rmsd_bond.bond_target_value _pdbx_validate_rmsd_bond.bond_deviation _pdbx_validate_rmsd_bond.bond_standard_deviation _pdbx_validate_rmsd_bond.linker_flag 1 1 CD A GLU 3 ? ? OE2 A GLU 3 ? ? 1.334 1.252 0.082 0.011 N 2 1 CD C GLU 20 ? ? OE2 C GLU 20 ? ? 1.330 1.252 0.078 0.011 N 3 1 CD C GLU 27 ? ? OE2 C GLU 27 ? ? 1.320 1.252 0.068 0.011 N # loop_ _pdbx_validate_torsion.id _pdbx_validate_torsion.PDB_model_num _pdbx_validate_torsion.auth_comp_id _pdbx_validate_torsion.auth_asym_id _pdbx_validate_torsion.auth_seq_id _pdbx_validate_torsion.PDB_ins_code _pdbx_validate_torsion.label_alt_id _pdbx_validate_torsion.phi _pdbx_validate_torsion.psi 1 1 HIS A 28 ? ? -64.96 62.21 2 1 GLU C 24 ? ? -54.00 -7.31 # _pdbx_entity_nonpoly.entity_id 2 _pdbx_entity_nonpoly.name water _pdbx_entity_nonpoly.comp_id HOH #