data_8A3G # _entry.id 8A3G # _audit_conform.dict_name mmcif_pdbx.dic _audit_conform.dict_version 5.398 _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 8A3G pdb_00008a3g 10.2210/pdb8a3g/pdb WWPDB D_1292123367 ? ? # 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 2022-10-05 2 'Structure model' 1 1 2022-11-23 3 'Structure model' 1 2 2024-11-06 # _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' 'Database references' 2 3 'Structure model' 'Data collection' 3 3 '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 2 'Structure model' citation 2 2 'Structure model' citation_author 3 3 'Structure model' chem_comp_atom 4 3 'Structure model' chem_comp_bond 5 3 'Structure model' pdbx_entry_details 6 3 'Structure model' pdbx_modification_feature # 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 2 'Structure model' '_citation.journal_id_ISSN' 2 2 'Structure model' '_citation.journal_volume' 3 2 'Structure model' '_citation.page_first' 4 2 'Structure model' '_citation.page_last' 5 2 'Structure model' '_citation.pdbx_database_id_DOI' 6 2 'Structure model' '_citation.pdbx_database_id_PubMed' 7 2 'Structure model' '_citation.title' 8 2 'Structure model' '_citation_author.identifier_ORCID' 9 3 'Structure model' '_pdbx_entry_details.has_protein_modification' # _pdbx_database_status.status_code REL _pdbx_database_status.status_code_sf REL _pdbx_database_status.status_code_mr ? _pdbx_database_status.entry_id 8A3G _pdbx_database_status.recvd_initial_deposition_date 2022-06-08 _pdbx_database_status.SG_entry N _pdbx_database_status.deposit_site PDBE _pdbx_database_status.process_site PDBE _pdbx_database_status.status_code_cs ? _pdbx_database_status.status_code_nmr_data ? _pdbx_database_status.methods_development_category ? _pdbx_database_status.pdb_format_compatible Y # _pdbx_contact_author.id 2 _pdbx_contact_author.email d.n.woolfson@bristol.ac.uk _pdbx_contact_author.name_first Derek _pdbx_contact_author.name_last Woolfson _pdbx_contact_author.name_mi ? _pdbx_contact_author.role 'principal investigator/group leader' _pdbx_contact_author.identifier_ORCID 0000-0002-0394-3202 # loop_ _audit_author.name _audit_author.pdbx_ordinal _audit_author.identifier_ORCID 'Naudin, E.A.' 1 0000-0002-1318-3366 'Mylemans, B.' 2 0000-0003-3842-2308 'Albanese, K.I.' 3 0000-0002-2336-1621 'Woolfson, D.N.' 4 0000-0002-0394-3202 # _citation.abstract ? _citation.abstract_id_CAS ? _citation.book_id_ISBN ? _citation.book_publisher ? _citation.book_publisher_city ? _citation.book_title ? _citation.coordinate_linkage ? _citation.country UK _citation.database_id_Medline ? _citation.details ? _citation.id primary _citation.journal_abbrev 'Chem Sci' _citation.journal_id_ASTM ? _citation.journal_id_CSD ? _citation.journal_id_ISSN 2041-6520 _citation.journal_full ? _citation.journal_issue ? _citation.journal_volume 13 _citation.language ? _citation.page_first 11330 _citation.page_last 11340 _citation.title 'From peptides to proteins: coiled-coil tetramers to single-chain 4-helix bundles.' _citation.year 2022 _citation.database_id_CSD ? _citation.pdbx_database_id_DOI 10.1039/d2sc04479j _citation.pdbx_database_id_PubMed 36320580 _citation.pdbx_database_id_patent ? _citation.unpublished_flag ? # loop_ _citation_author.citation_id _citation_author.name _citation_author.ordinal _citation_author.identifier_ORCID primary 'Naudin, E.A.' 1 0000-0002-1318-3366 primary 'Albanese, K.I.' 2 ? primary 'Smith, A.J.' 3 ? primary 'Mylemans, B.' 4 ? primary 'Baker, E.G.' 5 ? primary 'Weiner, O.D.' 6 ? primary 'Andrews, D.M.' 7 0000-0002-6716-6270 primary 'Tigue, N.' 8 ? primary 'Savery, N.J.' 9 ? primary 'Woolfson, D.N.' 10 0000-0002-0394-3202 # 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 apCC-Tet* 3463.076 2 ? ? ? ? 2 non-polymer syn 'ACETATE ION' 59.044 1 ? ? ? ? 3 non-polymer syn 'SODIUM ION' 22.990 1 ? ? ? ? 4 water nat water 18.015 39 ? ? ? ? # _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)GQLEEIAQQLEEIAKQLKKIAWQLKKIAQG(NH2)' _entity_poly.pdbx_seq_one_letter_code_can XGQLEEIAQQLEEIAKQLKKIAWQLKKIAQGX _entity_poly.pdbx_strand_id A,B _entity_poly.pdbx_target_identifier ? # loop_ _pdbx_entity_nonpoly.entity_id _pdbx_entity_nonpoly.name _pdbx_entity_nonpoly.comp_id 2 'ACETATE ION' ACT 3 'SODIUM ION' NA 4 water HOH # 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 GLY n 1 3 GLN n 1 4 LEU n 1 5 GLU n 1 6 GLU n 1 7 ILE n 1 8 ALA n 1 9 GLN n 1 10 GLN n 1 11 LEU n 1 12 GLU n 1 13 GLU n 1 14 ILE n 1 15 ALA n 1 16 LYS n 1 17 GLN n 1 18 LEU n 1 19 LYS n 1 20 LYS n 1 21 ILE n 1 22 ALA n 1 23 TRP n 1 24 GLN n 1 25 LEU n 1 26 LYS n 1 27 LYS n 1 28 ILE n 1 29 ALA n 1 30 GLN n 1 31 GLY n 1 32 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 1 _pdbx_entity_src_syn.pdbx_end_seq_num 32 _pdbx_entity_src_syn.organism_scientific 'synthetic construct' _pdbx_entity_src_syn.organism_common_name ? _pdbx_entity_src_syn.ncbi_taxonomy_id 32630 _pdbx_entity_src_syn.details ? # 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 ACT non-polymer . 'ACETATE ION' ? 'C2 H3 O2 -1' 59.044 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 HOH non-polymer . WATER ? 'H2 O' 18.015 ILE 'L-peptide linking' y ISOLEUCINE ? 'C6 H13 N O2' 131.173 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 NA non-polymer . 'SODIUM ION' ? 'Na 1' 22.990 NH2 non-polymer . 'AMINO GROUP' ? 'H2 N' 16.023 TRP 'L-peptide linking' y TRYPTOPHAN ? 'C11 H12 N2 O2' 204.225 # 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 GLY 2 1 1 GLY GLY A . n A 1 3 GLN 3 2 2 GLN GLN A . n A 1 4 LEU 4 3 3 LEU LEU A . n A 1 5 GLU 5 4 4 GLU GLU A . n A 1 6 GLU 6 5 5 GLU GLU A . n A 1 7 ILE 7 6 6 ILE ILE A . n A 1 8 ALA 8 7 7 ALA ALA A . n A 1 9 GLN 9 8 8 GLN GLN A . n A 1 10 GLN 10 9 9 GLN GLN A . n A 1 11 LEU 11 10 10 LEU LEU A . n A 1 12 GLU 12 11 11 GLU GLU A . n A 1 13 GLU 13 12 12 GLU GLU A . n A 1 14 ILE 14 13 13 ILE ILE A . n A 1 15 ALA 15 14 14 ALA ALA A . n A 1 16 LYS 16 15 15 LYS LYS A . n A 1 17 GLN 17 16 16 GLN GLN A . n A 1 18 LEU 18 17 17 LEU LEU A . n A 1 19 LYS 19 18 18 LYS LYS A . n A 1 20 LYS 20 19 19 LYS LYS A . n A 1 21 ILE 21 20 20 ILE ILE A . n A 1 22 ALA 22 21 21 ALA ALA A . n A 1 23 TRP 23 22 22 TRP TRP A . n A 1 24 GLN 24 23 23 GLN GLN A . n A 1 25 LEU 25 24 24 LEU LEU A . n A 1 26 LYS 26 25 25 LYS LYS A . n A 1 27 LYS 27 26 26 LYS LYS A . n A 1 28 ILE 28 27 27 ILE ILE A . n A 1 29 ALA 29 28 28 ALA ALA A . n A 1 30 GLN 30 29 29 GLN GLN A . n A 1 31 GLY 31 30 30 GLY GLY A . n A 1 32 NH2 32 31 31 NH2 NH2 A . n B 1 1 ACE 1 0 0 ACE ACE B . n B 1 2 GLY 2 1 1 GLY GLY B . n B 1 3 GLN 3 2 2 GLN GLN B . n B 1 4 LEU 4 3 3 LEU LEU B . n B 1 5 GLU 5 4 4 GLU GLU B . n B 1 6 GLU 6 5 5 GLU GLU B . n B 1 7 ILE 7 6 6 ILE ILE B . n B 1 8 ALA 8 7 7 ALA ALA B . n B 1 9 GLN 9 8 8 GLN GLN B . n B 1 10 GLN 10 9 9 GLN GLN B . n B 1 11 LEU 11 10 10 LEU LEU B . n B 1 12 GLU 12 11 11 GLU GLU B . n B 1 13 GLU 13 12 12 GLU GLU B . n B 1 14 ILE 14 13 13 ILE ILE B . n B 1 15 ALA 15 14 14 ALA ALA B . n B 1 16 LYS 16 15 15 LYS LYS B . n B 1 17 GLN 17 16 16 GLN GLN B . n B 1 18 LEU 18 17 17 LEU LEU B . n B 1 19 LYS 19 18 18 LYS LYS B . n B 1 20 LYS 20 19 19 LYS LYS B . n B 1 21 ILE 21 20 20 ILE ILE B . n B 1 22 ALA 22 21 21 ALA ALA B . n B 1 23 TRP 23 22 22 TRP TRP B . n B 1 24 GLN 24 23 23 GLN GLN B . n B 1 25 LEU 25 24 24 LEU LEU B . n B 1 26 LYS 26 25 25 LYS LYS B . n B 1 27 LYS 27 26 26 LYS LYS B . n B 1 28 ILE 28 27 27 ILE ILE B . n B 1 29 ALA 29 28 28 ALA ALA B . n B 1 30 GLN 30 29 29 GLN GLN B . n B 1 31 GLY 31 30 30 GLY GLY B . n B 1 32 NH2 32 31 31 NH2 NH2 B . 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 C 2 ACT 1 101 1 ACT ACT A . D 3 NA 1 102 2 NA NA A . E 4 HOH 1 201 37 HOH HOH A . E 4 HOH 2 202 29 HOH HOH A . E 4 HOH 3 203 17 HOH HOH A . E 4 HOH 4 204 16 HOH HOH A . E 4 HOH 5 205 10 HOH HOH A . E 4 HOH 6 206 5 HOH HOH A . E 4 HOH 7 207 24 HOH HOH A . E 4 HOH 8 208 4 HOH HOH A . E 4 HOH 9 209 15 HOH HOH A . E 4 HOH 10 210 2 HOH HOH A . E 4 HOH 11 211 30 HOH HOH A . E 4 HOH 12 212 11 HOH HOH A . E 4 HOH 13 213 22 HOH HOH A . E 4 HOH 14 214 6 HOH HOH A . E 4 HOH 15 215 20 HOH HOH A . E 4 HOH 16 216 3 HOH HOH A . E 4 HOH 17 217 34 HOH HOH A . E 4 HOH 18 218 28 HOH HOH A . E 4 HOH 19 219 1 HOH HOH A . E 4 HOH 20 220 32 HOH HOH A . E 4 HOH 21 221 33 HOH HOH A . E 4 HOH 22 222 21 HOH HOH A . E 4 HOH 23 223 38 HOH HOH A . E 4 HOH 24 224 36 HOH HOH A . F 4 HOH 1 101 8 HOH HOH B . F 4 HOH 2 102 27 HOH HOH B . F 4 HOH 3 103 13 HOH HOH B . F 4 HOH 4 104 12 HOH HOH B . F 4 HOH 5 105 35 HOH HOH B . F 4 HOH 6 106 25 HOH HOH B . F 4 HOH 7 107 39 HOH HOH B . F 4 HOH 8 108 9 HOH HOH B . F 4 HOH 9 109 26 HOH HOH B . F 4 HOH 10 110 14 HOH HOH B . F 4 HOH 11 111 7 HOH HOH B . F 4 HOH 12 112 31 HOH HOH B . F 4 HOH 13 113 23 HOH HOH B . F 4 HOH 14 114 18 HOH HOH B . F 4 HOH 15 115 19 HOH HOH B . # loop_ _pdbx_unobs_or_zero_occ_atoms.id _pdbx_unobs_or_zero_occ_atoms.PDB_model_num _pdbx_unobs_or_zero_occ_atoms.polymer_flag _pdbx_unobs_or_zero_occ_atoms.occupancy_flag _pdbx_unobs_or_zero_occ_atoms.auth_asym_id _pdbx_unobs_or_zero_occ_atoms.auth_comp_id _pdbx_unobs_or_zero_occ_atoms.auth_seq_id _pdbx_unobs_or_zero_occ_atoms.PDB_ins_code _pdbx_unobs_or_zero_occ_atoms.auth_atom_id _pdbx_unobs_or_zero_occ_atoms.label_alt_id _pdbx_unobs_or_zero_occ_atoms.label_asym_id _pdbx_unobs_or_zero_occ_atoms.label_comp_id _pdbx_unobs_or_zero_occ_atoms.label_seq_id _pdbx_unobs_or_zero_occ_atoms.label_atom_id 1 1 Y 1 A LYS 15 ? CE ? A LYS 16 CE 2 1 Y 1 A LYS 15 ? NZ ? A LYS 16 NZ 3 1 Y 1 A LYS 19 ? CD ? A LYS 20 CD 4 1 Y 1 A LYS 19 ? CE ? A LYS 20 CE 5 1 Y 1 A LYS 19 ? NZ ? A LYS 20 NZ 6 1 Y 1 A LYS 26 ? CD ? A LYS 27 CD 7 1 Y 1 A LYS 26 ? CE ? A LYS 27 CE 8 1 Y 1 A LYS 26 ? NZ ? A LYS 27 NZ 9 1 Y 1 B GLU 5 ? CD ? B GLU 6 CD 10 1 Y 1 B GLU 5 ? OE1 ? B GLU 6 OE1 11 1 Y 1 B GLU 5 ? OE2 ? B GLU 6 OE2 # loop_ _software.citation_id _software.classification _software.compiler_name _software.compiler_version _software.contact_author _software.contact_author_email _software.date _software.description _software.dependencies _software.hardware _software.language _software.location _software.mods _software.name _software.os _software.os_version _software.type _software.version _software.pdbx_ordinal ? refinement ? ? ? ? ? ? ? ? ? ? ? PHENIX ? ? ? 1.19.2_4158 1 ? 'data reduction' ? ? ? ? ? ? ? ? ? ? ? DIALS ? ? ? . 2 ? 'data scaling' ? ? ? ? ? ? ? ? ? ? ? Aimless ? ? ? . 3 ? phasing ? ? ? ? ? ? ? ? ? ? ? Fragon ? ? ? . 4 # _cell.angle_alpha 90.000 _cell.angle_alpha_esd ? _cell.angle_beta 90.000 _cell.angle_beta_esd ? _cell.angle_gamma 90.000 _cell.angle_gamma_esd ? _cell.entry_id 8A3G _cell.details ? _cell.formula_units_Z ? _cell.length_a 34.015 _cell.length_a_esd ? _cell.length_b 34.015 _cell.length_b_esd ? _cell.length_c 87.534 _cell.length_c_esd ? _cell.volume ? _cell.volume_esd ? _cell.Z_PDB 16 _cell.reciprocal_angle_alpha ? _cell.reciprocal_angle_beta ? _cell.reciprocal_angle_gamma ? _cell.reciprocal_angle_alpha_esd ? _cell.reciprocal_angle_beta_esd ? _cell.reciprocal_angle_gamma_esd ? _cell.reciprocal_length_a ? _cell.reciprocal_length_b ? _cell.reciprocal_length_c ? _cell.reciprocal_length_a_esd ? _cell.reciprocal_length_b_esd ? _cell.reciprocal_length_c_esd ? _cell.pdbx_unique_axis ? _cell.pdbx_esd_method ? # _symmetry.entry_id 8A3G _symmetry.cell_setting ? _symmetry.Int_Tables_number 94 _symmetry.space_group_name_Hall ? _symmetry.space_group_name_H-M 'P 42 21 2' _symmetry.pdbx_full_space_group_name_H-M ? # _exptl.absorpt_coefficient_mu ? _exptl.absorpt_correction_T_max ? _exptl.absorpt_correction_T_min ? _exptl.absorpt_correction_type ? _exptl.absorpt_process_details ? _exptl.entry_id 8A3G _exptl.crystals_number 1 _exptl.details ? _exptl.method 'X-RAY DIFFRACTION' _exptl.method_details ? # _exptl_crystal.colour ? _exptl_crystal.density_diffrn ? _exptl_crystal.density_Matthews 1.84 _exptl_crystal.density_method ? _exptl_crystal.density_percent_sol 33.17 _exptl_crystal.description ? _exptl_crystal.F_000 ? _exptl_crystal.id 1 _exptl_crystal.preparation ? _exptl_crystal.size_max ? _exptl_crystal.size_mid ? _exptl_crystal.size_min ? _exptl_crystal.size_rad ? _exptl_crystal.colour_lustre ? _exptl_crystal.colour_modifier ? _exptl_crystal.colour_primary ? _exptl_crystal.density_meas ? _exptl_crystal.density_meas_esd ? _exptl_crystal.density_meas_gt ? _exptl_crystal.density_meas_lt ? _exptl_crystal.density_meas_temp ? _exptl_crystal.density_meas_temp_esd ? _exptl_crystal.density_meas_temp_gt ? _exptl_crystal.density_meas_temp_lt ? _exptl_crystal.pdbx_crystal_image_url ? _exptl_crystal.pdbx_crystal_image_format ? _exptl_crystal.pdbx_mosaicity ? _exptl_crystal.pdbx_mosaicity_esd ? _exptl_crystal.pdbx_mosaic_method ? _exptl_crystal.pdbx_mosaic_block_size ? _exptl_crystal.pdbx_mosaic_block_size_esd ? # _exptl_crystal_grow.apparatus ? _exptl_crystal_grow.atmosphere ? _exptl_crystal_grow.crystal_id 1 _exptl_crystal_grow.details ? _exptl_crystal_grow.method 'VAPOR DIFFUSION, SITTING DROP' _exptl_crystal_grow.method_ref ? _exptl_crystal_grow.pH 5.0 _exptl_crystal_grow.pressure ? _exptl_crystal_grow.pressure_esd ? _exptl_crystal_grow.seeding ? _exptl_crystal_grow.seeding_ref ? _exptl_crystal_grow.temp 293 _exptl_crystal_grow.temp_details ? _exptl_crystal_grow.temp_esd ? _exptl_crystal_grow.time ? _exptl_crystal_grow.pdbx_details '2.0 M Ammonium sulfate, 0.1 M Sodium acetate, pH 5.0' _exptl_crystal_grow.pdbx_pH_range ? # _diffrn.ambient_environment ? _diffrn.ambient_temp 100 _diffrn.ambient_temp_details ? _diffrn.ambient_temp_esd ? _diffrn.crystal_id 1 _diffrn.crystal_support ? _diffrn.crystal_treatment ? _diffrn.details ? _diffrn.id 1 _diffrn.ambient_pressure ? _diffrn.ambient_pressure_esd ? _diffrn.ambient_pressure_gt ? _diffrn.ambient_pressure_lt ? _diffrn.ambient_temp_gt ? _diffrn.ambient_temp_lt ? _diffrn.pdbx_serial_crystal_experiment N # _diffrn_detector.details ? _diffrn_detector.detector PIXEL _diffrn_detector.diffrn_id 1 _diffrn_detector.type 'DECTRIS PILATUS 6M' _diffrn_detector.area_resol_mean ? _diffrn_detector.dtime ? _diffrn_detector.pdbx_frames_total ? _diffrn_detector.pdbx_collection_time_total ? _diffrn_detector.pdbx_collection_date 2021-01-29 _diffrn_detector.pdbx_frequency ? # _diffrn_radiation.collimation ? _diffrn_radiation.diffrn_id 1 _diffrn_radiation.filter_edge ? _diffrn_radiation.inhomogeneity ? _diffrn_radiation.monochromator ? _diffrn_radiation.polarisn_norm ? _diffrn_radiation.polarisn_ratio ? _diffrn_radiation.probe ? _diffrn_radiation.type ? _diffrn_radiation.xray_symbol ? _diffrn_radiation.wavelength_id 1 _diffrn_radiation.pdbx_monochromatic_or_laue_m_l M _diffrn_radiation.pdbx_wavelength_list ? _diffrn_radiation.pdbx_wavelength ? _diffrn_radiation.pdbx_diffrn_protocol 'SINGLE WAVELENGTH' _diffrn_radiation.pdbx_analyzer ? _diffrn_radiation.pdbx_scattering_type x-ray # _diffrn_radiation_wavelength.id 1 _diffrn_radiation_wavelength.wavelength 0.85 _diffrn_radiation_wavelength.wt 1.0 # _diffrn_source.current ? _diffrn_source.details ? _diffrn_source.diffrn_id 1 _diffrn_source.power ? _diffrn_source.size ? _diffrn_source.source SYNCHROTRON _diffrn_source.target ? _diffrn_source.type 'DIAMOND BEAMLINE I24' _diffrn_source.voltage ? _diffrn_source.take-off_angle ? _diffrn_source.pdbx_wavelength_list 0.85 _diffrn_source.pdbx_wavelength ? _diffrn_source.pdbx_synchrotron_beamline I24 _diffrn_source.pdbx_synchrotron_site Diamond # _reflns.B_iso_Wilson_estimate 8.990 _reflns.entry_id 8A3G _reflns.data_reduction_details ? _reflns.data_reduction_method ? _reflns.d_resolution_high 0.960 _reflns.d_resolution_low 43.770 _reflns.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.number_all ? _reflns.number_obs 31082 _reflns.observed_criterion ? _reflns.observed_criterion_F_max ? _reflns.observed_criterion_F_min ? _reflns.observed_criterion_I_max ? _reflns.observed_criterion_I_min ? _reflns.observed_criterion_sigma_F ? _reflns.observed_criterion_sigma_I ? _reflns.percent_possible_obs 96.100 _reflns.R_free_details ? _reflns.Rmerge_F_all ? _reflns.Rmerge_F_obs ? _reflns.Friedel_coverage ? _reflns.number_gt ? _reflns.threshold_expression ? _reflns.pdbx_redundancy 20.800 _reflns.pdbx_Rmerge_I_obs 0.042 _reflns.pdbx_Rmerge_I_all ? _reflns.pdbx_Rsym_value ? _reflns.pdbx_netI_over_av_sigmaI ? _reflns.pdbx_netI_over_sigmaI 30.300 _reflns.pdbx_res_netI_over_av_sigmaI_2 ? _reflns.pdbx_res_netI_over_sigmaI_2 ? _reflns.pdbx_chi_squared ? _reflns.pdbx_scaling_rejects 144 _reflns.pdbx_d_res_high_opt ? _reflns.pdbx_d_res_low_opt ? _reflns.pdbx_d_res_opt_method ? _reflns.phase_calculation_details ? _reflns.pdbx_Rrim_I_all 0.043 _reflns.pdbx_Rpim_I_all 0.009 _reflns.pdbx_d_opt ? _reflns.pdbx_number_measured_all 645142 _reflns.pdbx_diffrn_id 1 _reflns.pdbx_ordinal 1 _reflns.pdbx_CC_half 1.000 _reflns.pdbx_CC_star ? _reflns.pdbx_R_split ? _reflns.pdbx_aniso_diffraction_limit_axis_1_ortho[1] ? _reflns.pdbx_aniso_diffraction_limit_axis_1_ortho[2] ? _reflns.pdbx_aniso_diffraction_limit_axis_1_ortho[3] ? _reflns.pdbx_aniso_diffraction_limit_axis_2_ortho[1] ? _reflns.pdbx_aniso_diffraction_limit_axis_2_ortho[2] ? _reflns.pdbx_aniso_diffraction_limit_axis_2_ortho[3] ? _reflns.pdbx_aniso_diffraction_limit_axis_3_ortho[1] ? _reflns.pdbx_aniso_diffraction_limit_axis_3_ortho[2] ? _reflns.pdbx_aniso_diffraction_limit_axis_3_ortho[3] ? _reflns.pdbx_aniso_diffraction_limit_1 ? _reflns.pdbx_aniso_diffraction_limit_2 ? _reflns.pdbx_aniso_diffraction_limit_3 ? _reflns.pdbx_aniso_B_tensor_eigenvector_1_ortho[1] ? _reflns.pdbx_aniso_B_tensor_eigenvector_1_ortho[2] ? _reflns.pdbx_aniso_B_tensor_eigenvector_1_ortho[3] ? _reflns.pdbx_aniso_B_tensor_eigenvector_2_ortho[1] ? _reflns.pdbx_aniso_B_tensor_eigenvector_2_ortho[2] ? _reflns.pdbx_aniso_B_tensor_eigenvector_2_ortho[3] ? _reflns.pdbx_aniso_B_tensor_eigenvector_3_ortho[1] ? _reflns.pdbx_aniso_B_tensor_eigenvector_3_ortho[2] ? _reflns.pdbx_aniso_B_tensor_eigenvector_3_ortho[3] ? _reflns.pdbx_aniso_B_tensor_eigenvalue_1 ? _reflns.pdbx_aniso_B_tensor_eigenvalue_2 ? _reflns.pdbx_aniso_B_tensor_eigenvalue_3 ? _reflns.pdbx_orthogonalization_convention ? _reflns.pdbx_percent_possible_ellipsoidal ? _reflns.pdbx_percent_possible_spherical ? _reflns.pdbx_percent_possible_ellipsoidal_anomalous ? _reflns.pdbx_percent_possible_spherical_anomalous ? _reflns.pdbx_redundancy_anomalous ? _reflns.pdbx_CC_half_anomalous ? _reflns.pdbx_absDiff_over_sigma_anomalous ? _reflns.pdbx_percent_possible_anomalous ? _reflns.pdbx_observed_signal_threshold ? _reflns.pdbx_signal_type ? _reflns.pdbx_signal_details ? _reflns.pdbx_signal_software_id ? _reflns.pdbx_CC_split_method ? # loop_ _reflns_shell.d_res_high _reflns_shell.d_res_low _reflns_shell.meanI_over_sigI_all _reflns_shell.meanI_over_sigI_obs _reflns_shell.number_measured_all _reflns_shell.number_measured_obs _reflns_shell.number_possible _reflns_shell.number_unique_all _reflns_shell.number_unique_obs _reflns_shell.percent_possible_all _reflns_shell.percent_possible_obs _reflns_shell.Rmerge_F_all _reflns_shell.Rmerge_F_obs _reflns_shell.Rmerge_I_all _reflns_shell.Rmerge_I_obs _reflns_shell.meanI_over_sigI_gt _reflns_shell.meanI_over_uI_all _reflns_shell.meanI_over_uI_gt _reflns_shell.number_measured_gt _reflns_shell.number_unique_gt _reflns_shell.percent_possible_gt _reflns_shell.Rmerge_F_gt _reflns_shell.Rmerge_I_gt _reflns_shell.pdbx_redundancy _reflns_shell.pdbx_Rsym_value _reflns_shell.pdbx_chi_squared _reflns_shell.pdbx_netI_over_sigmaI_all _reflns_shell.pdbx_netI_over_sigmaI_obs _reflns_shell.pdbx_Rrim_I_all _reflns_shell.pdbx_Rpim_I_all _reflns_shell.pdbx_rejects _reflns_shell.pdbx_ordinal _reflns_shell.pdbx_diffrn_id _reflns_shell.pdbx_CC_half _reflns_shell.pdbx_CC_star _reflns_shell.pdbx_R_split _reflns_shell.pdbx_percent_possible_ellipsoidal _reflns_shell.pdbx_percent_possible_spherical _reflns_shell.pdbx_percent_possible_ellipsoidal_anomalous _reflns_shell.pdbx_percent_possible_spherical_anomalous _reflns_shell.pdbx_redundancy_anomalous _reflns_shell.pdbx_CC_half_anomalous _reflns_shell.pdbx_absDiff_over_sigma_anomalous _reflns_shell.pdbx_percent_possible_anomalous 0.960 0.980 ? ? 8434 ? ? ? 1104 71.100 ? ? ? ? 0.805 ? ? ? ? ? ? ? ? 7.600 ? ? ? 2.000 0.863 0.301 ? 1 1 0.779 ? ? ? ? ? ? ? ? ? ? 5.260 43.770 ? ? 5071 ? ? ? 273 99.900 ? ? ? ? 0.015 ? ? ? ? ? ? ? ? 18.600 ? ? ? 99.400 0.015 0.004 ? 2 1 1.000 ? ? ? ? ? ? ? ? ? ? # _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.B_iso_max 39.500 _refine.B_iso_mean 12.7871 _refine.B_iso_min 5.990 _refine.correlation_coeff_Fo_to_Fc ? _refine.correlation_coeff_Fo_to_Fc_free ? _refine.details ? _refine.diff_density_max ? _refine.diff_density_max_esd ? _refine.diff_density_min ? _refine.diff_density_min_esd ? _refine.diff_density_rms ? _refine.diff_density_rms_esd ? _refine.entry_id 8A3G _refine.pdbx_refine_id 'X-RAY DIFFRACTION' _refine.ls_abs_structure_details ? _refine.ls_abs_structure_Flack ? _refine.ls_abs_structure_Flack_esd ? _refine.ls_abs_structure_Rogers ? _refine.ls_abs_structure_Rogers_esd ? _refine.ls_d_res_high 0.9600 _refine.ls_d_res_low 26.8600 _refine.ls_extinction_coef ? _refine.ls_extinction_coef_esd ? _refine.ls_extinction_expression ? _refine.ls_extinction_method ? _refine.ls_goodness_of_fit_all ? _refine.ls_goodness_of_fit_all_esd ? _refine.ls_goodness_of_fit_obs ? _refine.ls_goodness_of_fit_obs_esd ? _refine.ls_hydrogen_treatment ? _refine.ls_matrix_type ? _refine.ls_number_constraints ? _refine.ls_number_parameters ? _refine.ls_number_reflns_all ? _refine.ls_number_reflns_obs 30910 _refine.ls_number_reflns_R_free 1514 _refine.ls_number_reflns_R_work 29396 _refine.ls_number_restraints ? _refine.ls_percent_reflns_obs 95.5200 _refine.ls_percent_reflns_R_free 4.9000 _refine.ls_R_factor_all ? _refine.ls_R_factor_obs 0.1603 _refine.ls_R_factor_R_free 0.1687 _refine.ls_R_factor_R_free_error ? _refine.ls_R_factor_R_free_error_details ? _refine.ls_R_factor_R_work 0.1598 _refine.ls_R_Fsqd_factor_obs ? _refine.ls_R_I_factor_obs ? _refine.ls_redundancy_reflns_all ? _refine.ls_redundancy_reflns_obs ? _refine.ls_restrained_S_all ? _refine.ls_restrained_S_obs ? _refine.ls_shift_over_esd_max ? _refine.ls_shift_over_esd_mean ? _refine.ls_structure_factor_coef ? _refine.ls_weighting_details ? _refine.ls_weighting_scheme ? _refine.ls_wR_factor_all ? _refine.ls_wR_factor_obs ? _refine.ls_wR_factor_R_free ? _refine.ls_wR_factor_R_work ? _refine.occupancy_max ? _refine.occupancy_min ? _refine.solvent_model_details 'FLAT BULK SOLVENT MODEL' _refine.solvent_model_param_bsol ? _refine.solvent_model_param_ksol ? _refine.pdbx_R_complete ? _refine.ls_R_factor_gt ? _refine.ls_goodness_of_fit_gt ? _refine.ls_goodness_of_fit_ref ? _refine.ls_shift_over_su_max ? _refine.ls_shift_over_su_max_lt ? _refine.ls_shift_over_su_mean ? _refine.ls_shift_over_su_mean_lt ? _refine.pdbx_ls_sigma_I ? _refine.pdbx_ls_sigma_F 1.970 _refine.pdbx_ls_sigma_Fsqd ? _refine.pdbx_data_cutoff_high_absF ? _refine.pdbx_data_cutoff_high_rms_absF ? _refine.pdbx_data_cutoff_low_absF ? _refine.pdbx_isotropic_thermal_model ? _refine.pdbx_ls_cross_valid_method THROUGHOUT _refine.pdbx_method_to_determine_struct 'AB INITIO PHASING' _refine.pdbx_starting_model ? _refine.pdbx_stereochemistry_target_values ML _refine.pdbx_R_Free_selection_details ? _refine.pdbx_stereochem_target_val_spec_case ? _refine.pdbx_overall_ESU_R ? _refine.pdbx_overall_ESU_R_Free ? _refine.pdbx_solvent_vdw_probe_radii 1.1100 _refine.pdbx_solvent_ion_probe_radii ? _refine.pdbx_solvent_shrinkage_radii 0.9000 _refine.pdbx_real_space_R ? _refine.pdbx_density_correlation ? _refine.pdbx_pd_number_of_powder_patterns ? _refine.pdbx_pd_number_of_points ? _refine.pdbx_pd_meas_number_of_points ? _refine.pdbx_pd_proc_ls_prof_R_factor ? _refine.pdbx_pd_proc_ls_prof_wR_factor ? _refine.pdbx_pd_Marquardt_correlation_coeff ? _refine.pdbx_pd_Fsqrd_R_factor ? _refine.pdbx_pd_ls_matrix_band_width ? _refine.pdbx_overall_phase_error 15.9100 _refine.pdbx_overall_SU_R_free_Cruickshank_DPI ? _refine.pdbx_overall_SU_R_free_Blow_DPI ? _refine.pdbx_overall_SU_R_Blow_DPI ? _refine.pdbx_TLS_residual_ADP_flag ? _refine.pdbx_diffrn_id 1 _refine.overall_SU_B ? _refine.overall_SU_ML 0.0500 _refine.overall_SU_R_Cruickshank_DPI ? _refine.overall_SU_R_free ? _refine.overall_FOM_free_R_set ? _refine.overall_FOM_work_R_set ? _refine.pdbx_average_fsc_overall ? _refine.pdbx_average_fsc_work ? _refine.pdbx_average_fsc_free ? # _refine_hist.pdbx_refine_id 'X-RAY DIFFRACTION' _refine_hist.cycle_id final _refine_hist.details ? _refine_hist.d_res_high 0.9600 _refine_hist.d_res_low 26.8600 _refine_hist.number_atoms_solvent 39 _refine_hist.number_atoms_total 523 _refine_hist.number_reflns_all ? _refine_hist.number_reflns_obs ? _refine_hist.number_reflns_R_free ? _refine_hist.number_reflns_R_work ? _refine_hist.R_factor_all ? _refine_hist.R_factor_obs ? _refine_hist.R_factor_R_free ? _refine_hist.R_factor_R_work ? _refine_hist.pdbx_number_residues_total 64 _refine_hist.pdbx_B_iso_mean_ligand 28.95 _refine_hist.pdbx_B_iso_mean_solvent 20.69 _refine_hist.pdbx_number_atoms_protein 479 _refine_hist.pdbx_number_atoms_nucleic_acid 0 _refine_hist.pdbx_number_atoms_ligand 5 _refine_hist.pdbx_number_atoms_lipid ? _refine_hist.pdbx_number_atoms_carb ? _refine_hist.pdbx_pseudo_atom_details ? # loop_ _refine_ls_shell.pdbx_refine_id _refine_ls_shell.d_res_high _refine_ls_shell.d_res_low _refine_ls_shell.number_reflns_all _refine_ls_shell.number_reflns_obs _refine_ls_shell.number_reflns_R_free _refine_ls_shell.number_reflns_R_work _refine_ls_shell.percent_reflns_obs _refine_ls_shell.percent_reflns_R_free _refine_ls_shell.R_factor_all _refine_ls_shell.R_factor_obs _refine_ls_shell.R_factor_R_free _refine_ls_shell.R_factor_R_free_error _refine_ls_shell.R_factor_R_work _refine_ls_shell.redundancy_reflns_all _refine_ls_shell.redundancy_reflns_obs _refine_ls_shell.wR_factor_all _refine_ls_shell.wR_factor_obs _refine_ls_shell.wR_factor_R_free _refine_ls_shell.wR_factor_R_work _refine_ls_shell.pdbx_R_complete _refine_ls_shell.pdbx_total_number_of_bins_used _refine_ls_shell.pdbx_phase_error _refine_ls_shell.pdbx_fsc_work _refine_ls_shell.pdbx_fsc_free 'X-RAY DIFFRACTION' 0.9600 0.9900 2077 . 104 1973 73.0000 . . . 0.2086 0.0000 0.2234 . . . . . . . 11 . . . 'X-RAY DIFFRACTION' 0.9900 1.0300 2449 . 118 2331 85.0000 . . . 0.1969 0.0000 0.1798 . . . . . . . 11 . . . 'X-RAY DIFFRACTION' 1.0300 1.0700 2816 . 129 2687 97.0000 . . . 0.1501 0.0000 0.1361 . . . . . . . 11 . . . 'X-RAY DIFFRACTION' 1.0700 1.1200 2839 . 147 2692 99.0000 . . . 0.1251 0.0000 0.1072 . . . . . . . 11 . . . 'X-RAY DIFFRACTION' 1.1200 1.1700 2872 . 126 2746 99.0000 . . . 0.1225 0.0000 0.1025 . . . . . . . 11 . . . 'X-RAY DIFFRACTION' 1.1700 1.2500 2867 . 148 2719 99.0000 . . . 0.1250 0.0000 0.1058 . . . . . . . 11 . . . 'X-RAY DIFFRACTION' 1.2500 1.3400 2903 . 138 2765 100.0000 . . . 0.1214 0.0000 0.1131 . . . . . . . 11 . . . 'X-RAY DIFFRACTION' 1.3400 1.4800 2932 . 140 2792 100.0000 . . . 0.1506 0.0000 0.1286 . . . . . . . 11 . . . 'X-RAY DIFFRACTION' 1.4800 1.6900 2954 . 153 2801 99.0000 . . . 0.1476 0.0000 0.1322 . . . . . . . 11 . . . 'X-RAY DIFFRACTION' 1.6900 2.1300 3015 . 155 2860 100.0000 . . . 0.1906 0.0000 0.1774 . . . . . . . 11 . . . 'X-RAY DIFFRACTION' 2.1400 26.8600 3186 . 156 3030 100.0000 . . . 0.1905 0.0000 0.1940 . . . . . . . 11 . . . # _struct.entry_id 8A3G _struct.title 'X-ray crystal structure of a de novo designed antiparallel coiled-coil homotetramer with 4 heptad repeats, apCC-Tet*' _struct.pdbx_model_details ? _struct.pdbx_formula_weight ? _struct.pdbx_formula_weight_method ? _struct.pdbx_model_type_details ? _struct.pdbx_CASP_flag N # _struct_keywords.entry_id 8A3G _struct_keywords.text 'coiled coil, 4-helix bundle, de novo protein design, peptide assembly, DE NOVO PROTEIN' _struct_keywords.pdbx_keywords 'DE NOVO PROTEIN' # 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 2 ? D N N 3 ? E N N 4 ? F N N 4 ? # _struct_ref.id 1 _struct_ref.db_name PDB _struct_ref.db_code 8A3G _struct_ref.pdbx_db_accession 8A3G _struct_ref.pdbx_db_isoform ? _struct_ref.entity_id 1 _struct_ref.pdbx_seq_one_letter_code ? _struct_ref.pdbx_align_begin 1 # 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 8A3G A 1 ? 32 ? 8A3G 0 ? 31 ? 0 31 2 1 8A3G B 1 ? 32 ? 8A3G 0 ? 31 ? 0 31 # _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 tetrameric _pdbx_struct_assembly.oligomeric_count 4 # 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)' 6540 ? 1 MORE -72 ? 1 'SSA (A^2)' 7700 ? # _pdbx_struct_assembly_gen.assembly_id 1 _pdbx_struct_assembly_gen.oper_expression 1,2 _pdbx_struct_assembly_gen.asym_id_list A,B,C,D,E,F # _pdbx_struct_assembly_auth_evidence.id 1 _pdbx_struct_assembly_auth_evidence.assembly_id 1 _pdbx_struct_assembly_auth_evidence.experimental_support 'equilibrium centrifugation' _pdbx_struct_assembly_auth_evidence.details ? # loop_ _pdbx_struct_oper_list.id _pdbx_struct_oper_list.type _pdbx_struct_oper_list.name _pdbx_struct_oper_list.symmetry_operation _pdbx_struct_oper_list.matrix[1][1] _pdbx_struct_oper_list.matrix[1][2] _pdbx_struct_oper_list.matrix[1][3] _pdbx_struct_oper_list.vector[1] _pdbx_struct_oper_list.matrix[2][1] _pdbx_struct_oper_list.matrix[2][2] _pdbx_struct_oper_list.matrix[2][3] _pdbx_struct_oper_list.vector[2] _pdbx_struct_oper_list.matrix[3][1] _pdbx_struct_oper_list.matrix[3][2] _pdbx_struct_oper_list.matrix[3][3] _pdbx_struct_oper_list.vector[3] 1 'identity operation' 1_555 x,y,z 1.0000000000 0.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 2 'crystal symmetry operation' 2_545 -x,-y-1,z -1.0000000000 0.0000000000 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 0.0000000000 -34.0150000000 0.0000000000 0.0000000000 1.0000000000 0.0000000000 # 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 AA1 GLY A 2 ? GLY A 31 ? GLY A 1 GLY A 30 1 ? 30 HELX_P HELX_P2 AA2 GLY B 2 ? GLY B 31 ? GLY B 1 GLY B 30 1 ? 30 # _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 covale1 covale both ? A ACE 1 C ? ? ? 1_555 A GLY 2 N ? ? A ACE 0 A GLY 1 1_555 ? ? ? ? ? ? ? 1.316 ? ? covale2 covale both ? A GLY 31 C ? ? ? 1_555 A NH2 32 N ? ? A GLY 30 A NH2 31 1_555 ? ? ? ? ? ? ? 1.335 ? ? covale3 covale both ? B ACE 1 C ? ? ? 1_555 B GLY 2 N ? ? B ACE 0 B GLY 1 1_555 ? ? ? ? ? ? ? 1.397 ? ? covale4 covale both ? B GLY 31 C ? ? ? 1_555 B NH2 32 N ? ? B GLY 30 B NH2 31 1_555 ? ? ? ? ? ? ? 1.326 ? ? metalc1 metalc ? ? A ALA 29 O ? ? ? 1_555 D NA . NA ? ? A ALA 28 A NA 102 4_545 ? ? ? ? ? ? ? 2.688 ? ? metalc2 metalc ? ? C ACT . O ? ? ? 1_555 D NA . NA ? ? A ACT 101 A NA 102 1_555 ? ? ? ? ? ? ? 2.823 ? ? metalc3 metalc ? ? D NA . NA ? ? ? 1_555 E HOH . O ? ? A NA 102 A HOH 219 1_555 ? ? ? ? ? ? ? 2.947 ? ? # loop_ _struct_conn_type.id _struct_conn_type.criteria _struct_conn_type.reference covale ? ? metalc ? ? # loop_ _pdbx_struct_conn_angle.id _pdbx_struct_conn_angle.ptnr1_label_atom_id _pdbx_struct_conn_angle.ptnr1_label_alt_id _pdbx_struct_conn_angle.ptnr1_label_asym_id _pdbx_struct_conn_angle.ptnr1_label_comp_id _pdbx_struct_conn_angle.ptnr1_label_seq_id _pdbx_struct_conn_angle.ptnr1_auth_atom_id _pdbx_struct_conn_angle.ptnr1_auth_asym_id _pdbx_struct_conn_angle.ptnr1_auth_comp_id _pdbx_struct_conn_angle.ptnr1_auth_seq_id _pdbx_struct_conn_angle.ptnr1_PDB_ins_code _pdbx_struct_conn_angle.ptnr1_symmetry _pdbx_struct_conn_angle.ptnr2_label_atom_id _pdbx_struct_conn_angle.ptnr2_label_alt_id _pdbx_struct_conn_angle.ptnr2_label_asym_id _pdbx_struct_conn_angle.ptnr2_label_comp_id _pdbx_struct_conn_angle.ptnr2_label_seq_id _pdbx_struct_conn_angle.ptnr2_auth_atom_id _pdbx_struct_conn_angle.ptnr2_auth_asym_id _pdbx_struct_conn_angle.ptnr2_auth_comp_id _pdbx_struct_conn_angle.ptnr2_auth_seq_id _pdbx_struct_conn_angle.ptnr2_PDB_ins_code _pdbx_struct_conn_angle.ptnr2_symmetry _pdbx_struct_conn_angle.ptnr3_label_atom_id _pdbx_struct_conn_angle.ptnr3_label_alt_id _pdbx_struct_conn_angle.ptnr3_label_asym_id _pdbx_struct_conn_angle.ptnr3_label_comp_id _pdbx_struct_conn_angle.ptnr3_label_seq_id _pdbx_struct_conn_angle.ptnr3_auth_atom_id _pdbx_struct_conn_angle.ptnr3_auth_asym_id _pdbx_struct_conn_angle.ptnr3_auth_comp_id _pdbx_struct_conn_angle.ptnr3_auth_seq_id _pdbx_struct_conn_angle.ptnr3_PDB_ins_code _pdbx_struct_conn_angle.ptnr3_symmetry _pdbx_struct_conn_angle.value _pdbx_struct_conn_angle.value_esd 1 O ? A ALA 29 ? A ALA 28 ? 1_555 NA ? D NA . ? A NA 102 ? 4_545 O ? C ACT . ? A ACT 101 ? 1_555 64.3 ? 2 O ? A ALA 29 ? A ALA 28 ? 1_555 NA ? D NA . ? A NA 102 ? 4_545 O ? E HOH . ? A HOH 219 ? 1_555 60.3 ? 3 O ? C ACT . ? A ACT 101 ? 1_555 NA ? D NA . ? A NA 102 ? 4_545 O ? E HOH . ? A HOH 219 ? 1_555 5.3 ? # 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 ACE A 1 ? GLY A 2 ? ACE A 0 ? 1_555 GLY A 1 ? 1_555 . . GLY 12 ACE None 'Terminal acetylation' 2 ACE B 1 ? GLY B 2 ? ACE B 0 ? 1_555 GLY B 1 ? 1_555 . . GLY 12 ACE None 'Terminal acetylation' 3 NH2 A 32 ? GLY A 31 ? NH2 A 31 ? 1_555 GLY A 30 ? 1_555 . . GLY 12 NH2 None 'Terminal amidation' 4 NH2 B 32 ? GLY B 31 ? NH2 B 31 ? 1_555 GLY B 30 ? 1_555 . . GLY 12 NH2 None 'Terminal amidation' # _pdbx_entry_details.entry_id 8A3G _pdbx_entry_details.has_ligand_of_interest N _pdbx_entry_details.compound_details ? _pdbx_entry_details.source_details ? _pdbx_entry_details.nonpolymer_details ? _pdbx_entry_details.sequence_details ? _pdbx_entry_details.has_protein_modification Y # loop_ _space_group_symop.id _space_group_symop.operation_xyz 1 x,y,z 2 -y+1/2,x+1/2,z+1/2 3 y+1/2,-x+1/2,z+1/2 4 x+1/2,-y+1/2,-z+1/2 5 -x+1/2,y+1/2,-z+1/2 6 -x,-y,z 7 y,x,-z 8 -y,-x,-z # 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 ACE C C N N 1 ACE O O N N 2 ACE CH3 C N N 3 ACE H H N N 4 ACE H1 H N N 5 ACE H2 H N N 6 ACE H3 H N N 7 ACT C C N N 8 ACT O O N N 9 ACT OXT O N N 10 ACT CH3 C N N 11 ACT H1 H N N 12 ACT H2 H N N 13 ACT H3 H N N 14 ALA N N N N 15 ALA CA C N S 16 ALA C C N N 17 ALA O O N N 18 ALA CB C N N 19 ALA OXT O N N 20 ALA H H N N 21 ALA H2 H N N 22 ALA HA H N N 23 ALA HB1 H N N 24 ALA HB2 H N N 25 ALA HB3 H N N 26 ALA HXT H N N 27 GLN N N N N 28 GLN CA C N S 29 GLN C C N N 30 GLN O O N N 31 GLN CB C N N 32 GLN CG C N N 33 GLN CD C N N 34 GLN OE1 O N N 35 GLN NE2 N N N 36 GLN OXT O N N 37 GLN H H N N 38 GLN H2 H N N 39 GLN HA H N N 40 GLN HB2 H N N 41 GLN HB3 H N N 42 GLN HG2 H N N 43 GLN HG3 H N N 44 GLN HE21 H N N 45 GLN HE22 H N N 46 GLN HXT H N N 47 GLU N N N N 48 GLU CA C N S 49 GLU C C N N 50 GLU O O N N 51 GLU CB C N N 52 GLU CG C N N 53 GLU CD C N N 54 GLU OE1 O N N 55 GLU OE2 O N N 56 GLU OXT O N N 57 GLU H H N N 58 GLU H2 H N N 59 GLU HA H N N 60 GLU HB2 H N N 61 GLU HB3 H N N 62 GLU HG2 H N N 63 GLU HG3 H N N 64 GLU HE2 H N N 65 GLU HXT H N N 66 GLY N N N N 67 GLY CA C N N 68 GLY C C N N 69 GLY O O N N 70 GLY OXT O N N 71 GLY H H N N 72 GLY H2 H N N 73 GLY HA2 H N N 74 GLY HA3 H N N 75 GLY HXT H N N 76 HOH O O N N 77 HOH H1 H N N 78 HOH H2 H N N 79 ILE N N N N 80 ILE CA C N S 81 ILE C C N N 82 ILE O O N N 83 ILE CB C N S 84 ILE CG1 C N N 85 ILE CG2 C N N 86 ILE CD1 C N N 87 ILE OXT O N N 88 ILE H H N N 89 ILE H2 H N N 90 ILE HA H N N 91 ILE HB H N N 92 ILE HG12 H N N 93 ILE HG13 H N N 94 ILE HG21 H N N 95 ILE HG22 H N N 96 ILE HG23 H N N 97 ILE HD11 H N N 98 ILE HD12 H N N 99 ILE HD13 H N N 100 ILE HXT H N N 101 LEU N N N N 102 LEU CA C N S 103 LEU C C N N 104 LEU O O N N 105 LEU CB C N N 106 LEU CG C N N 107 LEU CD1 C N N 108 LEU CD2 C N N 109 LEU OXT O N N 110 LEU H H N N 111 LEU H2 H N N 112 LEU HA H N N 113 LEU HB2 H N N 114 LEU HB3 H N N 115 LEU HG H N N 116 LEU HD11 H N N 117 LEU HD12 H N N 118 LEU HD13 H N N 119 LEU HD21 H N N 120 LEU HD22 H N N 121 LEU HD23 H N N 122 LEU HXT H N N 123 LYS N N N N 124 LYS CA C N S 125 LYS C C N N 126 LYS O O N N 127 LYS CB C N N 128 LYS CG C N N 129 LYS CD C N N 130 LYS CE C N N 131 LYS NZ N N N 132 LYS OXT O N N 133 LYS H H N N 134 LYS H2 H N N 135 LYS HA H N N 136 LYS HB2 H N N 137 LYS HB3 H N N 138 LYS HG2 H N N 139 LYS HG3 H N N 140 LYS HD2 H N N 141 LYS HD3 H N N 142 LYS HE2 H N N 143 LYS HE3 H N N 144 LYS HZ1 H N N 145 LYS HZ2 H N N 146 LYS HZ3 H N N 147 LYS HXT H N N 148 NA NA NA N N 149 NH2 N N N N 150 NH2 HN1 H N N 151 NH2 HN2 H N N 152 TRP N N N N 153 TRP CA C N S 154 TRP C C N N 155 TRP O O N N 156 TRP CB C N N 157 TRP CG C Y N 158 TRP CD1 C Y N 159 TRP CD2 C Y N 160 TRP NE1 N Y N 161 TRP CE2 C Y N 162 TRP CE3 C Y N 163 TRP CZ2 C Y N 164 TRP CZ3 C Y N 165 TRP CH2 C Y N 166 TRP OXT O N N 167 TRP H H N N 168 TRP H2 H N N 169 TRP HA H N N 170 TRP HB2 H N N 171 TRP HB3 H N N 172 TRP HD1 H N N 173 TRP HE1 H N N 174 TRP HE3 H N N 175 TRP HZ2 H N N 176 TRP HZ3 H N N 177 TRP HH2 H N N 178 TRP HXT H N N 179 # 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 ACE C O doub N N 1 ACE C CH3 sing N N 2 ACE C H sing N N 3 ACE CH3 H1 sing N N 4 ACE CH3 H2 sing N N 5 ACE CH3 H3 sing N N 6 ACT C O doub N N 7 ACT C OXT sing N N 8 ACT C CH3 sing N N 9 ACT CH3 H1 sing N N 10 ACT CH3 H2 sing N N 11 ACT CH3 H3 sing N N 12 ALA N CA sing N N 13 ALA N H sing N N 14 ALA N H2 sing N N 15 ALA CA C sing N N 16 ALA CA CB sing N N 17 ALA CA HA sing N N 18 ALA C O doub N N 19 ALA C OXT sing N N 20 ALA CB HB1 sing N N 21 ALA CB HB2 sing N N 22 ALA CB HB3 sing N N 23 ALA OXT HXT sing N N 24 GLN N CA sing N N 25 GLN N H sing N N 26 GLN N H2 sing N N 27 GLN CA C sing N N 28 GLN CA CB sing N N 29 GLN CA HA sing N N 30 GLN C O doub N N 31 GLN C OXT sing N N 32 GLN CB CG sing N N 33 GLN CB HB2 sing N N 34 GLN CB HB3 sing N N 35 GLN CG CD sing N N 36 GLN CG HG2 sing N N 37 GLN CG HG3 sing N N 38 GLN CD OE1 doub N N 39 GLN CD NE2 sing N N 40 GLN NE2 HE21 sing N N 41 GLN NE2 HE22 sing N N 42 GLN OXT HXT sing N N 43 GLU N CA sing N N 44 GLU N H sing N N 45 GLU N H2 sing N N 46 GLU CA C sing N N 47 GLU CA CB sing N N 48 GLU CA HA sing N N 49 GLU C O doub N N 50 GLU C OXT sing N N 51 GLU CB CG sing N N 52 GLU CB HB2 sing N N 53 GLU CB HB3 sing N N 54 GLU CG CD sing N N 55 GLU CG HG2 sing N N 56 GLU CG HG3 sing N N 57 GLU CD OE1 doub N N 58 GLU CD OE2 sing N N 59 GLU OE2 HE2 sing N N 60 GLU OXT HXT sing N N 61 GLY N CA sing N N 62 GLY N H sing N N 63 GLY N H2 sing N N 64 GLY CA C sing N N 65 GLY CA HA2 sing N N 66 GLY CA HA3 sing N N 67 GLY C O doub N N 68 GLY C OXT sing N N 69 GLY OXT HXT sing N N 70 HOH O H1 sing N N 71 HOH O H2 sing N N 72 ILE N CA sing N N 73 ILE N H sing N N 74 ILE N H2 sing N N 75 ILE CA C sing N N 76 ILE CA CB sing N N 77 ILE CA HA sing N N 78 ILE C O doub N N 79 ILE C OXT sing N N 80 ILE CB CG1 sing N N 81 ILE CB CG2 sing N N 82 ILE CB HB sing N N 83 ILE CG1 CD1 sing N N 84 ILE CG1 HG12 sing N N 85 ILE CG1 HG13 sing N N 86 ILE CG2 HG21 sing N N 87 ILE CG2 HG22 sing N N 88 ILE CG2 HG23 sing N N 89 ILE CD1 HD11 sing N N 90 ILE CD1 HD12 sing N N 91 ILE CD1 HD13 sing N N 92 ILE OXT HXT sing N N 93 LEU N CA sing N N 94 LEU N H sing N N 95 LEU N H2 sing N N 96 LEU CA C sing N N 97 LEU CA CB sing N N 98 LEU CA HA sing N N 99 LEU C O doub N N 100 LEU C OXT sing N N 101 LEU CB CG sing N N 102 LEU CB HB2 sing N N 103 LEU CB HB3 sing N N 104 LEU CG CD1 sing N N 105 LEU CG CD2 sing N N 106 LEU CG HG sing N N 107 LEU CD1 HD11 sing N N 108 LEU CD1 HD12 sing N N 109 LEU CD1 HD13 sing N N 110 LEU CD2 HD21 sing N N 111 LEU CD2 HD22 sing N N 112 LEU CD2 HD23 sing N N 113 LEU OXT HXT sing N N 114 LYS N CA sing N N 115 LYS N H sing N N 116 LYS N H2 sing N N 117 LYS CA C sing N N 118 LYS CA CB sing N N 119 LYS CA HA sing N N 120 LYS C O doub N N 121 LYS C OXT sing N N 122 LYS CB CG sing N N 123 LYS CB HB2 sing N N 124 LYS CB HB3 sing N N 125 LYS CG CD sing N N 126 LYS CG HG2 sing N N 127 LYS CG HG3 sing N N 128 LYS CD CE sing N N 129 LYS CD HD2 sing N N 130 LYS CD HD3 sing N N 131 LYS CE NZ sing N N 132 LYS CE HE2 sing N N 133 LYS CE HE3 sing N N 134 LYS NZ HZ1 sing N N 135 LYS NZ HZ2 sing N N 136 LYS NZ HZ3 sing N N 137 LYS OXT HXT sing N N 138 NH2 N HN1 sing N N 139 NH2 N HN2 sing N N 140 TRP N CA sing N N 141 TRP N H sing N N 142 TRP N H2 sing N N 143 TRP CA C sing N N 144 TRP CA CB sing N N 145 TRP CA HA sing N N 146 TRP C O doub N N 147 TRP C OXT sing N N 148 TRP CB CG sing N N 149 TRP CB HB2 sing N N 150 TRP CB HB3 sing N N 151 TRP CG CD1 doub Y N 152 TRP CG CD2 sing Y N 153 TRP CD1 NE1 sing Y N 154 TRP CD1 HD1 sing N N 155 TRP CD2 CE2 doub Y N 156 TRP CD2 CE3 sing Y N 157 TRP NE1 CE2 sing Y N 158 TRP NE1 HE1 sing N N 159 TRP CE2 CZ2 sing Y N 160 TRP CE3 CZ3 doub Y N 161 TRP CE3 HE3 sing N N 162 TRP CZ2 CH2 doub Y N 163 TRP CZ2 HZ2 sing N N 164 TRP CZ3 CH2 sing Y N 165 TRP CZ3 HZ3 sing N N 166 TRP CH2 HH2 sing N N 167 TRP OXT HXT sing N N 168 # loop_ _pdbx_audit_support.funding_organization _pdbx_audit_support.country _pdbx_audit_support.grant_number _pdbx_audit_support.ordinal 'Biotechnology and Biological Sciences Research Council (BBSRC)' 'United Kingdom' BB/S002820/1 1 'Biotechnology and Biological Sciences Research Council (BBSRC)' 'United Kingdom' BB/V006231/1 2 'Biotechnology and Biological Sciences Research Council (BBSRC)' 'United Kingdom' BB/V004220/1 3 'Max Planck Bristol Centre for Minimal Biology - University of Bristol' 'United Kingdom' . 4 # _space_group.name_H-M_alt 'P 42 21 2' _space_group.name_Hall 'P 4n 2n' _space_group.IT_number 94 _space_group.crystal_system tetragonal _space_group.id 1 # _atom_sites.entry_id 8A3G _atom_sites.Cartn_transf_matrix[1][1] ? _atom_sites.Cartn_transf_matrix[1][2] ? _atom_sites.Cartn_transf_matrix[1][3] ? _atom_sites.Cartn_transf_matrix[2][1] ? _atom_sites.Cartn_transf_matrix[2][2] ? _atom_sites.Cartn_transf_matrix[2][3] ? _atom_sites.Cartn_transf_matrix[3][1] ? _atom_sites.Cartn_transf_matrix[3][2] ? _atom_sites.Cartn_transf_matrix[3][3] ? _atom_sites.Cartn_transf_vector[1] ? _atom_sites.Cartn_transf_vector[2] ? _atom_sites.Cartn_transf_vector[3] ? _atom_sites.fract_transf_matrix[1][1] 0.029399 _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] 0.029399 _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] 0.011424 _atom_sites.fract_transf_vector[1] 0.000000 _atom_sites.fract_transf_vector[2] 0.000000 _atom_sites.fract_transf_vector[3] 0.000000 _atom_sites.solution_primary ? _atom_sites.solution_secondary ? _atom_sites.solution_hydrogens ? _atom_sites.special_details ? # loop_ _atom_type.symbol _atom_type.scat_dispersion_real _atom_type.scat_dispersion_imag _atom_type.scat_Cromer_Mann_a1 _atom_type.scat_Cromer_Mann_a2 _atom_type.scat_Cromer_Mann_a3 _atom_type.scat_Cromer_Mann_a4 _atom_type.scat_Cromer_Mann_b1 _atom_type.scat_Cromer_Mann_b2 _atom_type.scat_Cromer_Mann_b3 _atom_type.scat_Cromer_Mann_b4 _atom_type.scat_Cromer_Mann_c _atom_type.scat_source _atom_type.scat_dispersion_source C ? ? 2.51340 1.74867 1.72398 ? 31.80534 0.44561 10.58317 ? 0.0 ;3-Gaussian fit: Grosse-Kunstleve RW, Sauter NK, Adams PD: Newsletter of the IUCr Commission on Crystallographic Computing 2004, 3, 22-31. ; ? N ? ? 2.99955 2.25584 1.72788 ? 23.27268 7.45433 0.31622 ? 0.0 ;3-Gaussian fit: Grosse-Kunstleve RW, Sauter NK, Adams PD: Newsletter of the IUCr Commission on Crystallographic Computing 2004, 3, 22-31. ; ? NA ? ? 6.63511 3.01293 1.30238 ? 5.54423 0.54580 90.85902 ? 0.0 ;3-Gaussian fit: Grosse-Kunstleve RW, Sauter NK, Adams PD: Newsletter of the IUCr Commission on Crystallographic Computing 2004, 3, 22-31. ; ? O ? ? 4.49882 3.47563 ? ? 15.80542 1.70748 ? ? 0.0 ;2-Gaussian fit: Grosse-Kunstleve RW, Sauter NK, Adams PD: Newsletter of the IUCr Commission on Crystallographic Computing 2004, 3, 22-31. ; ? # loop_ # loop_ #