data_1AKG # _entry.id 1AKG # _audit_conform.dict_name mmcif_pdbx.dic _audit_conform.dict_version 5.397 _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 1AKG pdb_00001akg 10.2210/pdb1akg/pdb WWPDB D_1000170927 ? ? # 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 1998-05-20 2 'Structure model' 1 1 2008-03-04 3 'Structure model' 1 2 2011-07-13 4 'Structure model' 1 3 2015-06-10 5 'Structure model' 1 4 2024-10-23 # _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' 'Source and taxonomy' 4 5 'Structure model' 'Data collection' 5 5 'Structure model' 'Database references' 6 5 'Structure model' 'Derived calculations' 7 5 'Structure model' 'Structure summary' # 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' chem_comp_atom 2 5 'Structure model' chem_comp_bond 3 5 'Structure model' database_2 4 5 'Structure model' pdbx_entry_details 5 5 'Structure model' pdbx_modification_feature 6 5 'Structure model' struct_conn 7 5 'Structure model' struct_site # 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' '_database_2.pdbx_DOI' 2 5 'Structure model' '_database_2.pdbx_database_accession' 3 5 'Structure model' '_struct_conn.pdbx_leaving_atom_flag' 4 5 'Structure model' '_struct_conn.ptnr1_auth_comp_id' 5 5 'Structure model' '_struct_conn.ptnr1_auth_seq_id' 6 5 'Structure model' '_struct_conn.ptnr1_label_atom_id' 7 5 'Structure model' '_struct_conn.ptnr1_label_comp_id' 8 5 'Structure model' '_struct_conn.ptnr1_label_seq_id' 9 5 'Structure model' '_struct_conn.ptnr2_auth_comp_id' 10 5 'Structure model' '_struct_conn.ptnr2_auth_seq_id' 11 5 'Structure model' '_struct_conn.ptnr2_label_atom_id' 12 5 'Structure model' '_struct_conn.ptnr2_label_comp_id' 13 5 'Structure model' '_struct_conn.ptnr2_label_seq_id' 14 5 'Structure model' '_struct_site.pdbx_auth_asym_id' 15 5 'Structure model' '_struct_site.pdbx_auth_comp_id' 16 5 'Structure model' '_struct_site.pdbx_auth_seq_id' # _pdbx_database_status.status_code REL _pdbx_database_status.entry_id 1AKG _pdbx_database_status.recvd_initial_deposition_date 1997-05-18 _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.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 'Hu, S.-H.' 1 'Martin, J.L.' 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 'Crystal structure at 1.1 A resolution of alpha-conotoxin PnIB: comparison with alpha-conotoxins PnIA and GI.' Biochemistry 36 11323 11330 1997 BICHAW US 0006-2960 0033 ? 9298951 10.1021/bi9713052 1 'Snb: Crystal Structure Determination Via Shake-and-Bake' J.Appl.Crystallogr. 27 613 ? 1994 JACGAR DK 0021-8898 0228 ? ? ? # loop_ _citation_author.citation_id _citation_author.name _citation_author.ordinal _citation_author.identifier_ORCID primary 'Hu, S.H.' 1 ? primary 'Gehrmann, J.' 2 ? primary 'Alewood, P.F.' 3 ? primary 'Craik, D.J.' 4 ? primary 'Martin, J.L.' 5 ? 1 'Miller, R.' 6 ? 1 'Gallo, S.M.' 7 ? 1 'Khalak, H.G.' 8 ? 1 'Weeks, C.M.' 9 ? # 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 'ALPHA-CONOTOXIN PNIB' 1640.904 1 ? ? ? ? 2 water nat water 18.015 23 ? ? ? ? # _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 'GCCSLPPCALSNPDYC(NH2)' _entity_poly.pdbx_seq_one_letter_code_can GCCSLPPCALSNPDYCX _entity_poly.pdbx_strand_id A _entity_poly.pdbx_target_identifier ? # _pdbx_entity_nonpoly.entity_id 2 _pdbx_entity_nonpoly.name water _pdbx_entity_nonpoly.comp_id HOH # loop_ _entity_poly_seq.entity_id _entity_poly_seq.num _entity_poly_seq.mon_id _entity_poly_seq.hetero 1 1 GLY n 1 2 CYS n 1 3 CYS n 1 4 SER n 1 5 LEU n 1 6 PRO n 1 7 PRO n 1 8 CYS n 1 9 ALA n 1 10 LEU n 1 11 SER n 1 12 ASN n 1 13 PRO n 1 14 ASP n 1 15 TYR n 1 16 CYS n 1 17 NH2 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 ? _pdbx_entity_src_syn.pdbx_end_seq_num ? _pdbx_entity_src_syn.organism_scientific 'Conus pennaceus' _pdbx_entity_src_syn.organism_common_name ? _pdbx_entity_src_syn.ncbi_taxonomy_id 37335 _pdbx_entity_src_syn.details 'BIOLOGICALLY ACTIVE MOLECULE' # 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 CYS 'L-peptide linking' y CYSTEINE ? 'C3 H7 N O2 S' 121.158 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 NH2 non-polymer . 'AMINO GROUP' ? 'H2 N' 16.023 PRO 'L-peptide linking' y PROLINE ? 'C5 H9 N O2' 115.130 SER 'L-peptide linking' y SERINE ? 'C3 H7 N O3' 105.093 TYR 'L-peptide linking' y TYROSINE ? 'C9 H11 N O3' 181.189 # 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 GLY 1 1 1 GLY GLY A . n A 1 2 CYS 2 2 2 CYS CYS A . n A 1 3 CYS 3 3 3 CYS CYS A . n A 1 4 SER 4 4 4 SER SER A . n A 1 5 LEU 5 5 5 LEU LEU A . n A 1 6 PRO 6 6 6 PRO PRO A . n A 1 7 PRO 7 7 7 PRO PRO A . n A 1 8 CYS 8 8 8 CYS CYS A . n A 1 9 ALA 9 9 9 ALA ALA A . n A 1 10 LEU 10 10 10 LEU LEU A . n A 1 11 SER 11 11 11 SER SER A . n A 1 12 ASN 12 12 12 ASN ASN A . n A 1 13 PRO 13 13 13 PRO PRO A . n A 1 14 ASP 14 14 14 ASP ASP A . n A 1 15 TYR 15 15 15 TYR TYR A . n A 1 16 CYS 16 16 16 CYS CYS A . n A 1 17 NH2 17 17 17 NH2 NH2 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 17 HOH HOH A . B 2 HOH 2 19 18 HOH HOH A . B 2 HOH 3 20 19 HOH HOH A . B 2 HOH 4 21 20 HOH HOH A . B 2 HOH 5 22 21 HOH HOH A . B 2 HOH 6 23 22 HOH HOH A . B 2 HOH 7 24 23 HOH HOH A . B 2 HOH 8 25 24 HOH HOH A . B 2 HOH 9 26 25 HOH HOH A . B 2 HOH 10 27 26 HOH HOH A . B 2 HOH 11 28 27 HOH HOH A . B 2 HOH 12 29 28 HOH HOH A . B 2 HOH 13 30 29 HOH HOH A . B 2 HOH 14 31 30 HOH HOH A . B 2 HOH 15 32 31 HOH HOH A . B 2 HOH 16 33 32 HOH HOH A . B 2 HOH 17 34 33 HOH HOH A . B 2 HOH 18 35 34 HOH HOH A . B 2 HOH 19 36 35 HOH HOH A . B 2 HOH 20 37 36 HOH HOH A . B 2 HOH 21 38 37 HOH HOH A . B 2 HOH 22 39 38 HOH HOH A . B 2 HOH 23 40 39 HOH HOH A . # loop_ _software.name _software.classification _software.version _software.citation_id _software.pdbx_ordinal DENZO 'data reduction' . ? 1 SCALEPACK 'data scaling' . ? 2 SHAKE-N-BAKE 'model building' . ? 3 X-PLOR 'model building' 3.1 ? 4 X-PLOR refinement 3.1 ? 5 SHAKE-N-BAKE phasing . ? 6 X-PLOR phasing 3.1 ? 7 # _cell.entry_id 1AKG _cell.length_a 14.600 _cell.length_b 26.100 _cell.length_c 29.200 _cell.angle_alpha 90.00 _cell.angle_beta 90.00 _cell.angle_gamma 90.00 _cell.Z_PDB 4 _cell.pdbx_unique_axis ? _cell.length_a_esd ? _cell.length_b_esd ? _cell.length_c_esd ? _cell.angle_alpha_esd ? _cell.angle_beta_esd ? _cell.angle_gamma_esd ? # _symmetry.entry_id 1AKG _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 _symmetry.space_group_name_Hall ? # _exptl.entry_id 1AKG _exptl.method 'X-RAY DIFFRACTION' _exptl.crystals_number 2 # _exptl_crystal.id 1 _exptl_crystal.density_meas ? _exptl_crystal.density_Matthews 1.6 _exptl_crystal.density_percent_sol 24. _exptl_crystal.description ? _exptl_crystal.F_000 ? _exptl_crystal.preparation ? # _exptl_crystal_grow.crystal_id 1 _exptl_crystal_grow.method ? _exptl_crystal_grow.temp ? _exptl_crystal_grow.temp_details ? _exptl_crystal_grow.pH 7.0 _exptl_crystal_grow.pdbx_pH_range ? _exptl_crystal_grow.pdbx_details '1.0 M NA FORMATE, pH 7.0' # _diffrn.id 1 _diffrn.ambient_temp 286 _diffrn.ambient_temp_details ? _diffrn.crystal_id 1 # _diffrn_detector.diffrn_id 1 _diffrn_detector.detector 'IMAGE PLATE' _diffrn_detector.type 'RIGAKU RAXIS IIC' _diffrn_detector.pdbx_collection_date 1996-03 _diffrn_detector.details MIRROR-FOCUSSED # _diffrn_radiation.diffrn_id 1 _diffrn_radiation.wavelength_id 1 _diffrn_radiation.pdbx_monochromatic_or_laue_m_l M _diffrn_radiation.monochromator 'NI FILTER' _diffrn_radiation.pdbx_diffrn_protocol ? _diffrn_radiation.pdbx_scattering_type x-ray # _diffrn_radiation_wavelength.id 1 _diffrn_radiation_wavelength.wavelength 1.5418 _diffrn_radiation_wavelength.wt 1.0 # _diffrn_source.diffrn_id 1 _diffrn_source.source 'ROTATING ANODE' _diffrn_source.type 'RIGAKU RUH2R' _diffrn_source.pdbx_synchrotron_site ? _diffrn_source.pdbx_synchrotron_beamline ? _diffrn_source.pdbx_wavelength 1.5418 _diffrn_source.pdbx_wavelength_list ? # _reflns.entry_id 1AKG _reflns.observed_criterion_sigma_I 1.0 _reflns.observed_criterion_sigma_F ? _reflns.d_resolution_low 50.0 _reflns.d_resolution_high 1.1 _reflns.number_obs 4483 _reflns.number_all ? _reflns.percent_possible_obs 91.5 _reflns.pdbx_Rmerge_I_obs ? _reflns.pdbx_Rsym_value 0.08 _reflns.pdbx_netI_over_sigmaI 15.9 _reflns.B_iso_Wilson_estimate 6.0 _reflns.pdbx_redundancy 8.8 _reflns.R_free_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.observed_criterion_F_max ? _reflns.observed_criterion_F_min ? _reflns.pdbx_chi_squared ? _reflns.pdbx_scaling_rejects ? _reflns.pdbx_ordinal 1 _reflns.pdbx_diffrn_id 1 # _reflns_shell.d_res_high 1.1 _reflns_shell.d_res_low 1.2 _reflns_shell.percent_possible_all 74. _reflns_shell.Rmerge_I_obs ? _reflns_shell.pdbx_Rsym_value 0.311 _reflns_shell.meanI_over_sigI_obs 3.6 _reflns_shell.pdbx_redundancy ? _reflns_shell.percent_possible_obs ? _reflns_shell.number_unique_all ? _reflns_shell.number_measured_all ? _reflns_shell.number_measured_obs ? _reflns_shell.number_unique_obs ? _reflns_shell.pdbx_chi_squared ? _reflns_shell.pdbx_ordinal 1 _reflns_shell.pdbx_diffrn_id 1 # _refine.entry_id 1AKG _refine.ls_number_reflns_obs 3370 _refine.ls_number_reflns_all ? _refine.pdbx_ls_sigma_I ? _refine.pdbx_ls_sigma_F 2. _refine.pdbx_data_cutoff_high_absF ? _refine.pdbx_data_cutoff_low_absF ? _refine.pdbx_data_cutoff_high_rms_absF ? _refine.ls_d_res_low 6.0 _refine.ls_d_res_high 1.1 _refine.ls_percent_reflns_obs 70. _refine.ls_R_factor_obs 0.147 _refine.ls_R_factor_all ? _refine.ls_R_factor_R_work 0.147 _refine.ls_R_factor_R_free 0.157 _refine.ls_R_factor_R_free_error 0.15 _refine.ls_R_factor_R_free_error_details ? _refine.ls_percent_reflns_R_free 10.0 _refine.ls_number_reflns_R_free 351 _refine.ls_number_parameters ? _refine.ls_number_restraints ? _refine.occupancy_min ? _refine.occupancy_max ? _refine.B_iso_mean 7.5 _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 THROUGHOUT _refine.details ? _refine.pdbx_starting_model ? _refine.pdbx_method_to_determine_struct 'DIRECT METHOD' _refine.pdbx_isotropic_thermal_model RESTRAINED _refine.pdbx_stereochemistry_target_values ? _refine.pdbx_stereochem_target_val_spec_case ? _refine.pdbx_R_Free_selection_details RANDOM _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.ls_redundancy_reflns_obs ? _refine.pdbx_overall_phase_error ? _refine.B_iso_min ? _refine.B_iso_max ? _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.overall_SU_R_Cruickshank_DPI ? _refine.overall_SU_R_free ? _refine.ls_wR_factor_R_free ? _refine.ls_wR_factor_R_work ? _refine.overall_FOM_free_R_set ? _refine.overall_FOM_work_R_set ? _refine.pdbx_diffrn_id 1 _refine.pdbx_TLS_residual_ADP_flag ? _refine.pdbx_overall_SU_R_free_Cruickshank_DPI ? _refine.pdbx_overall_SU_R_Blow_DPI ? _refine.pdbx_overall_SU_R_free_Blow_DPI ? # _refine_analyze.entry_id 1AKG _refine_analyze.Luzzati_coordinate_error_obs 0.15 _refine_analyze.Luzzati_sigma_a_obs ? _refine_analyze.Luzzati_d_res_low_obs 6.0 _refine_analyze.Luzzati_coordinate_error_free 0.15 _refine_analyze.Luzzati_sigma_a_free ? _refine_analyze.Luzzati_d_res_low_free ? _refine_analyze.number_disordered_residues ? _refine_analyze.occupancy_sum_hydrogen ? _refine_analyze.occupancy_sum_non_hydrogen ? _refine_analyze.pdbx_refine_id 'X-RAY DIFFRACTION' _refine_analyze.pdbx_Luzzati_d_res_high_obs ? # _refine_hist.pdbx_refine_id 'X-RAY DIFFRACTION' _refine_hist.cycle_id LAST _refine_hist.pdbx_number_atoms_protein 111 _refine_hist.pdbx_number_atoms_nucleic_acid 0 _refine_hist.pdbx_number_atoms_ligand 0 _refine_hist.number_atoms_solvent 23 _refine_hist.number_atoms_total 134 _refine_hist.d_res_high 1.1 _refine_hist.d_res_low 6.0 # 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 0.006 ? ? ? 'X-RAY DIFFRACTION' ? x_bond_d_na ? ? ? ? 'X-RAY DIFFRACTION' ? x_bond_d_prot ? ? ? ? 'X-RAY DIFFRACTION' ? x_angle_d ? ? ? ? 'X-RAY DIFFRACTION' ? x_angle_d_na ? ? ? ? 'X-RAY DIFFRACTION' ? x_angle_d_prot ? ? ? ? 'X-RAY DIFFRACTION' ? x_angle_deg 1.7 ? ? ? 'X-RAY DIFFRACTION' ? x_angle_deg_na ? ? ? ? 'X-RAY DIFFRACTION' ? x_angle_deg_prot ? ? ? ? 'X-RAY DIFFRACTION' ? x_dihedral_angle_d 22.0 ? ? ? 'X-RAY DIFFRACTION' ? x_dihedral_angle_d_na ? ? ? ? 'X-RAY DIFFRACTION' ? x_dihedral_angle_d_prot ? ? ? ? 'X-RAY DIFFRACTION' ? x_improper_angle_d 1.5 ? ? ? 'X-RAY DIFFRACTION' ? x_improper_angle_d_na ? ? ? ? 'X-RAY DIFFRACTION' ? x_improper_angle_d_prot ? ? ? ? 'X-RAY DIFFRACTION' ? x_mcbond_it 1.7 1.5 ? ? 'X-RAY DIFFRACTION' ? x_mcangle_it 1.4 2.0 ? ? 'X-RAY DIFFRACTION' ? x_scbond_it 1.7 2.0 ? ? 'X-RAY DIFFRACTION' ? x_scangle_it 1.4 2.5 ? ? 'X-RAY DIFFRACTION' ? # _refine_ls_shell.pdbx_total_number_of_bins_used 8 _refine_ls_shell.d_res_high 1.1 _refine_ls_shell.d_res_low 1.15 _refine_ls_shell.number_reflns_R_work 167 _refine_ls_shell.R_factor_R_work 0.239 _refine_ls_shell.percent_reflns_obs 31. _refine_ls_shell.R_factor_R_free 0.185 _refine_ls_shell.R_factor_R_free_error ? _refine_ls_shell.percent_reflns_R_free 3. _refine_ls_shell.number_reflns_R_free 18 _refine_ls_shell.pdbx_refine_id 'X-RAY DIFFRACTION' _refine_ls_shell.redundancy_reflns_obs ? _refine_ls_shell.number_reflns_all ? _refine_ls_shell.number_reflns_obs ? _refine_ls_shell.R_factor_all ? # loop_ _pdbx_xplor_file.serial_no _pdbx_xplor_file.param_file _pdbx_xplor_file.topol_file _pdbx_xplor_file.pdbx_refine_id 1 ? TOPH19.PEP 'X-RAY DIFFRACTION' 2 ? ? 'X-RAY DIFFRACTION' 3 PARHCSDX.PRO TOPHCSDX.PRO 'X-RAY DIFFRACTION' # _database_PDB_matrix.entry_id 1AKG _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 # _struct.entry_id 1AKG _struct.title 'ALPHA-CONOTOXIN PNIB FROM CONUS PENNACEUS' _struct.pdbx_model_details ? _struct.pdbx_CASP_flag ? _struct.pdbx_model_type_details ? # _struct_keywords.entry_id 1AKG _struct_keywords.pdbx_keywords 'ACETYLCHOLINE RECEPTOR ANTAGONIST' _struct_keywords.text 'ACETYLCHOLINE RECEPTOR ANTAGONIST, ALPHA-CONOTOXIN' # 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_ref.id 1 _struct_ref.db_name UNP _struct_ref.db_code CXAB_CONPE _struct_ref.entity_id 1 _struct_ref.pdbx_db_accession P50985 _struct_ref.pdbx_align_begin 1 _struct_ref.pdbx_seq_one_letter_code GCCSLPPCALSNPDYC _struct_ref.pdbx_db_isoform ? # _struct_ref_seq.align_id 1 _struct_ref_seq.ref_id 1 _struct_ref_seq.pdbx_PDB_id_code 1AKG _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 16 _struct_ref_seq.pdbx_seq_align_end_ins_code ? _struct_ref_seq.pdbx_db_accession P50985 _struct_ref_seq.db_align_beg 1 _struct_ref_seq.pdbx_db_align_beg_ins_code ? _struct_ref_seq.db_align_end 16 _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 16 # _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 # _struct_biol.id 1 _struct_biol.details ? # _struct_conf.conf_type_id HELX_P _struct_conf.id HELX_P1 _struct_conf.pdbx_PDB_helix_id 1 _struct_conf.beg_label_comp_id LEU _struct_conf.beg_label_asym_id A _struct_conf.beg_label_seq_id 5 _struct_conf.pdbx_beg_PDB_ins_code ? _struct_conf.end_label_comp_id ASN _struct_conf.end_label_asym_id A _struct_conf.end_label_seq_id 12 _struct_conf.pdbx_end_PDB_ins_code ? _struct_conf.beg_auth_comp_id LEU _struct_conf.beg_auth_asym_id A _struct_conf.beg_auth_seq_id 5 _struct_conf.end_auth_comp_id ASN _struct_conf.end_auth_asym_id A _struct_conf.end_auth_seq_id 12 _struct_conf.pdbx_PDB_helix_class 5 _struct_conf.details ? _struct_conf.pdbx_PDB_helix_length 8 # _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 8 SG ? ? A CYS 2 A CYS 8 1_555 ? ? ? ? ? ? ? 2.028 ? ? disulf2 disulf ? ? A CYS 3 SG ? ? ? 1_555 A CYS 16 SG ? ? A CYS 3 A CYS 16 1_555 ? ? ? ? ? ? ? 2.033 ? ? covale1 covale both ? A CYS 16 C ? ? ? 1_555 A NH2 17 N ? ? A CYS 16 A NH2 17 1_555 ? ? ? ? ? ? ? 1.326 ? ? # loop_ _struct_conn_type.id _struct_conn_type.criteria _struct_conn_type.reference disulf ? ? covale ? ? # loop_ _pdbx_modification_feature.ordinal _pdbx_modification_feature.label_comp_id _pdbx_modification_feature.label_asym_id _pdbx_modification_feature.label_seq_id _pdbx_modification_feature.label_alt_id _pdbx_modification_feature.modified_residue_label_comp_id _pdbx_modification_feature.modified_residue_label_asym_id _pdbx_modification_feature.modified_residue_label_seq_id _pdbx_modification_feature.modified_residue_label_alt_id _pdbx_modification_feature.auth_comp_id _pdbx_modification_feature.auth_asym_id _pdbx_modification_feature.auth_seq_id _pdbx_modification_feature.PDB_ins_code _pdbx_modification_feature.symmetry _pdbx_modification_feature.modified_residue_auth_comp_id _pdbx_modification_feature.modified_residue_auth_asym_id _pdbx_modification_feature.modified_residue_auth_seq_id _pdbx_modification_feature.modified_residue_PDB_ins_code _pdbx_modification_feature.modified_residue_symmetry _pdbx_modification_feature.comp_id_linking_atom _pdbx_modification_feature.modified_residue_id_linking_atom _pdbx_modification_feature.modified_residue_id _pdbx_modification_feature.ref_pcm_id _pdbx_modification_feature.ref_comp_id _pdbx_modification_feature.type _pdbx_modification_feature.category 1 NH2 A 17 ? CYS A 16 ? NH2 A 17 ? 1_555 CYS A 16 ? 1_555 . . CYS 11 NH2 None 'Terminal amidation' 2 CYS A 2 ? CYS A 8 ? CYS A 2 ? 1_555 CYS A 8 ? 1_555 SG SG . . . None 'Disulfide bridge' 3 CYS A 3 ? CYS A 16 ? CYS A 3 ? 1_555 CYS A 16 ? 1_555 SG SG . . . None 'Disulfide bridge' # _struct_site.id AC1 _struct_site.pdbx_evidence_code Software _struct_site.pdbx_auth_asym_id A _struct_site.pdbx_auth_comp_id NH2 _struct_site.pdbx_auth_seq_id 17 _struct_site.pdbx_auth_ins_code ? _struct_site.pdbx_num_residues 3 _struct_site.details 'BINDING SITE FOR RESIDUE NH2 A 17' # 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 3 PRO A 13 ? PRO A 13 . ? 1_555 ? 2 AC1 3 CYS A 16 ? CYS A 16 . ? 1_555 ? 3 AC1 3 HOH B . ? HOH A 29 . ? 1_555 ? # _pdbx_entry_details.entry_id 1AKG _pdbx_entry_details.compound_details ? _pdbx_entry_details.source_details ? _pdbx_entry_details.nonpolymer_details ? _pdbx_entry_details.sequence_details ? _pdbx_entry_details.has_ligand_of_interest ? _pdbx_entry_details.has_protein_modification Y # loop_ _chem_comp_atom.comp_id _chem_comp_atom.atom_id _chem_comp_atom.type_symbol _chem_comp_atom.pdbx_aromatic_flag _chem_comp_atom.pdbx_stereo_config _chem_comp_atom.pdbx_ordinal ALA N N N N 1 ALA CA C N S 2 ALA C C N N 3 ALA O O N N 4 ALA CB C N N 5 ALA OXT O N N 6 ALA H H N N 7 ALA H2 H N N 8 ALA HA H N N 9 ALA HB1 H N N 10 ALA HB2 H N N 11 ALA HB3 H N N 12 ALA HXT H N N 13 ASN N N N N 14 ASN CA C N S 15 ASN C C N N 16 ASN O O N N 17 ASN CB C N N 18 ASN CG C N N 19 ASN OD1 O N N 20 ASN ND2 N N N 21 ASN OXT O N N 22 ASN H H N N 23 ASN H2 H N N 24 ASN HA H N N 25 ASN HB2 H N N 26 ASN HB3 H N N 27 ASN HD21 H N N 28 ASN HD22 H N N 29 ASN HXT H N N 30 ASP N N N N 31 ASP CA C N S 32 ASP C C N N 33 ASP O O N N 34 ASP CB C N N 35 ASP CG C N N 36 ASP OD1 O N N 37 ASP OD2 O N N 38 ASP OXT O N N 39 ASP H H N N 40 ASP H2 H N N 41 ASP HA H N N 42 ASP HB2 H N N 43 ASP HB3 H N N 44 ASP HD2 H N N 45 ASP HXT H N N 46 CYS N N N N 47 CYS CA C N R 48 CYS C C N N 49 CYS O O N N 50 CYS CB C N N 51 CYS SG S N N 52 CYS OXT O N N 53 CYS H H N N 54 CYS H2 H N N 55 CYS HA H N N 56 CYS HB2 H N N 57 CYS HB3 H N N 58 CYS HG H N N 59 CYS HXT H N N 60 GLY N N N N 61 GLY CA C N N 62 GLY C C N N 63 GLY O O N N 64 GLY OXT O N N 65 GLY H H N N 66 GLY H2 H N N 67 GLY HA2 H N N 68 GLY HA3 H N N 69 GLY HXT H N N 70 HOH O O N N 71 HOH H1 H N N 72 HOH H2 H N N 73 LEU N N N N 74 LEU CA C N S 75 LEU C C N N 76 LEU O O N N 77 LEU CB C N N 78 LEU CG C N N 79 LEU CD1 C N N 80 LEU CD2 C N N 81 LEU OXT O N N 82 LEU H H N N 83 LEU H2 H N N 84 LEU HA H N N 85 LEU HB2 H N N 86 LEU HB3 H N N 87 LEU HG H N N 88 LEU HD11 H N N 89 LEU HD12 H N N 90 LEU HD13 H N N 91 LEU HD21 H N N 92 LEU HD22 H N N 93 LEU HD23 H N N 94 LEU HXT H N N 95 NH2 N N N N 96 NH2 HN1 H N N 97 NH2 HN2 H N N 98 PRO N N N N 99 PRO CA C N S 100 PRO C C N N 101 PRO O O N N 102 PRO CB C N N 103 PRO CG C N N 104 PRO CD C N N 105 PRO OXT O N N 106 PRO H H N N 107 PRO HA H N N 108 PRO HB2 H N N 109 PRO HB3 H N N 110 PRO HG2 H N N 111 PRO HG3 H N N 112 PRO HD2 H N N 113 PRO HD3 H N N 114 PRO HXT H N N 115 SER N N N N 116 SER CA C N S 117 SER C C N N 118 SER O O N N 119 SER CB C N N 120 SER OG O N N 121 SER OXT O N N 122 SER H H N N 123 SER H2 H N N 124 SER HA H N N 125 SER HB2 H N N 126 SER HB3 H N N 127 SER HG H N N 128 SER HXT H N N 129 TYR N N N N 130 TYR CA C N S 131 TYR C C N N 132 TYR O O N N 133 TYR CB C N N 134 TYR CG C Y N 135 TYR CD1 C Y N 136 TYR CD2 C Y N 137 TYR CE1 C Y N 138 TYR CE2 C Y N 139 TYR CZ C Y N 140 TYR OH O N N 141 TYR OXT O N N 142 TYR H H N N 143 TYR H2 H N N 144 TYR HA H N N 145 TYR HB2 H N N 146 TYR HB3 H N N 147 TYR HD1 H N N 148 TYR HD2 H N N 149 TYR HE1 H N N 150 TYR HE2 H N N 151 TYR HH H N N 152 TYR HXT H N N 153 # loop_ _chem_comp_bond.comp_id _chem_comp_bond.atom_id_1 _chem_comp_bond.atom_id_2 _chem_comp_bond.value_order _chem_comp_bond.pdbx_aromatic_flag _chem_comp_bond.pdbx_stereo_config _chem_comp_bond.pdbx_ordinal ALA N CA sing N N 1 ALA N H sing N N 2 ALA N H2 sing N N 3 ALA CA C sing N N 4 ALA CA CB sing N N 5 ALA CA HA sing N N 6 ALA C O doub N N 7 ALA C OXT sing N N 8 ALA CB HB1 sing N N 9 ALA CB HB2 sing N N 10 ALA CB HB3 sing N N 11 ALA OXT HXT sing N N 12 ASN N CA sing N N 13 ASN N H sing N N 14 ASN N H2 sing N N 15 ASN CA C sing N N 16 ASN CA CB sing N N 17 ASN CA HA sing N N 18 ASN C O doub N N 19 ASN C OXT sing N N 20 ASN CB CG sing N N 21 ASN CB HB2 sing N N 22 ASN CB HB3 sing N N 23 ASN CG OD1 doub N N 24 ASN CG ND2 sing N N 25 ASN ND2 HD21 sing N N 26 ASN ND2 HD22 sing N N 27 ASN OXT HXT sing N N 28 ASP N CA sing N N 29 ASP N H sing N N 30 ASP N H2 sing N N 31 ASP CA C sing N N 32 ASP CA CB sing N N 33 ASP CA HA sing N N 34 ASP C O doub N N 35 ASP C OXT sing N N 36 ASP CB CG sing N N 37 ASP CB HB2 sing N N 38 ASP CB HB3 sing N N 39 ASP CG OD1 doub N N 40 ASP CG OD2 sing N N 41 ASP OD2 HD2 sing N N 42 ASP OXT HXT sing N N 43 CYS N CA sing N N 44 CYS N H sing N N 45 CYS N H2 sing N N 46 CYS CA C sing N N 47 CYS CA CB sing N N 48 CYS CA HA sing N N 49 CYS C O doub N N 50 CYS C OXT sing N N 51 CYS CB SG sing N N 52 CYS CB HB2 sing N N 53 CYS CB HB3 sing N N 54 CYS SG HG sing N N 55 CYS OXT HXT sing N N 56 GLY N CA sing N N 57 GLY N H sing N N 58 GLY N H2 sing N N 59 GLY CA C sing N N 60 GLY CA HA2 sing N N 61 GLY CA HA3 sing N N 62 GLY C O doub N N 63 GLY C OXT sing N N 64 GLY OXT HXT sing N N 65 HOH O H1 sing N N 66 HOH O H2 sing N N 67 LEU N CA sing N N 68 LEU N H sing N N 69 LEU N H2 sing N N 70 LEU CA C sing N N 71 LEU CA CB sing N N 72 LEU CA HA sing N N 73 LEU C O doub N N 74 LEU C OXT sing N N 75 LEU CB CG sing N N 76 LEU CB HB2 sing N N 77 LEU CB HB3 sing N N 78 LEU CG CD1 sing N N 79 LEU CG CD2 sing N N 80 LEU CG HG sing N N 81 LEU CD1 HD11 sing N N 82 LEU CD1 HD12 sing N N 83 LEU CD1 HD13 sing N N 84 LEU CD2 HD21 sing N N 85 LEU CD2 HD22 sing N N 86 LEU CD2 HD23 sing N N 87 LEU OXT HXT sing N N 88 NH2 N HN1 sing N N 89 NH2 N HN2 sing N N 90 PRO N CA sing N N 91 PRO N CD sing N N 92 PRO N H sing N N 93 PRO CA C sing N N 94 PRO CA CB sing N N 95 PRO CA HA sing N N 96 PRO C O doub N N 97 PRO C OXT sing N N 98 PRO CB CG sing N N 99 PRO CB HB2 sing N N 100 PRO CB HB3 sing N N 101 PRO CG CD sing N N 102 PRO CG HG2 sing N N 103 PRO CG HG3 sing N N 104 PRO CD HD2 sing N N 105 PRO CD HD3 sing N N 106 PRO OXT HXT sing N N 107 SER N CA sing N N 108 SER N H sing N N 109 SER N H2 sing N N 110 SER CA C sing N N 111 SER CA CB sing N N 112 SER CA HA sing N N 113 SER C O doub N N 114 SER C OXT sing N N 115 SER CB OG sing N N 116 SER CB HB2 sing N N 117 SER CB HB3 sing N N 118 SER OG HG sing N N 119 SER OXT HXT sing N N 120 TYR N CA sing N N 121 TYR N H sing N N 122 TYR N H2 sing N N 123 TYR CA C sing N N 124 TYR CA CB sing N N 125 TYR CA HA sing N N 126 TYR C O doub N N 127 TYR C OXT sing N N 128 TYR CB CG sing N N 129 TYR CB HB2 sing N N 130 TYR CB HB3 sing N N 131 TYR CG CD1 doub Y N 132 TYR CG CD2 sing Y N 133 TYR CD1 CE1 sing Y N 134 TYR CD1 HD1 sing N N 135 TYR CD2 CE2 doub Y N 136 TYR CD2 HD2 sing N N 137 TYR CE1 CZ doub Y N 138 TYR CE1 HE1 sing N N 139 TYR CE2 CZ sing Y N 140 TYR CE2 HE2 sing N N 141 TYR CZ OH sing N N 142 TYR OH HH sing N N 143 TYR OXT HXT sing N N 144 # _atom_sites.entry_id 1AKG _atom_sites.fract_transf_matrix[1][1] 0.068493 _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] 0.038314 _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] 0.034247 _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 S # loop_