data_7EXY # _entry.id 7EXY # _audit_conform.dict_name mmcif_pdbx.dic _audit_conform.dict_version 5.370 _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 7EXY pdb_00007exy 10.2210/pdb7exy/pdb WWPDB D_1300022442 ? ? BMRB 36422 ? ? # _pdbx_database_related.db_name BMRB _pdbx_database_related.details 'T-hairpin structure found in the RNA element involved in the piRNA biogenesis' _pdbx_database_related.db_id 36422 _pdbx_database_related.content_type unspecified # _pdbx_database_status.status_code REL _pdbx_database_status.status_code_sf ? _pdbx_database_status.status_code_mr REL _pdbx_database_status.entry_id 7EXY _pdbx_database_status.recvd_initial_deposition_date 2021-05-29 _pdbx_database_status.SG_entry N _pdbx_database_status.deposit_site PDBJ _pdbx_database_status.process_site PDBJ _pdbx_database_status.status_code_cs REL _pdbx_database_status.status_code_nmr_data REL _pdbx_database_status.methods_development_category ? _pdbx_database_status.pdb_format_compatible Y # loop_ _audit_author.name _audit_author.pdbx_ordinal _audit_author.identifier_ORCID 'Takase, N.' 1 ? 'Kawai, G.' 2 0000-0003-1480-2840 # _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 Rna _citation.journal_id_ASTM RNARFU _citation.journal_id_CSD 2122 _citation.journal_id_ISSN 1469-9001 _citation.journal_full ? _citation.journal_issue ? _citation.journal_volume 28 _citation.language ? _citation.page_first 541 _citation.page_last 550 _citation.title 'T-hairpin structure found in the RNA element involved in piRNA biogenesis.' _citation.year 2022 _citation.database_id_CSD ? _citation.pdbx_database_id_DOI 10.1261/rna.078967.121 _citation.pdbx_database_id_PubMed 34987083 _citation.pdbx_database_id_patent ? _citation.unpublished_flag ? # loop_ _citation_author.citation_id _citation_author.name _citation_author.ordinal _citation_author.identifier_ORCID primary 'Takase, N.' 1 ? primary 'Otsu, M.' 2 ? primary 'Hirakata, S.' 3 ? primary 'Ishizu, H.' 4 ? primary 'Siomi, M.C.' 5 ? primary 'Kawai, G.' 6 ? # _entity.id 1 _entity.type polymer _entity.src_method syn _entity.pdbx_description ;RNA (5'-R(*UP*UP*GP*GP*UP*UP*UP*GP*AP*UP*UP*CP*CP*AP*AP*G)-3') ; _entity.formula_weight 5077.007 _entity.pdbx_number_of_molecules 1 _entity.pdbx_ec ? _entity.pdbx_mutation ? _entity.pdbx_fragment ? _entity.details ? # _entity_poly.entity_id 1 _entity_poly.type polyribonucleotide _entity_poly.nstd_linkage no _entity_poly.nstd_monomer no _entity_poly.pdbx_seq_one_letter_code UUGGUUUGAUUCCAAG _entity_poly.pdbx_seq_one_letter_code_can UUGGUUUGAUUCCAAG _entity_poly.pdbx_strand_id A _entity_poly.pdbx_target_identifier ? # loop_ _entity_poly_seq.entity_id _entity_poly_seq.num _entity_poly_seq.mon_id _entity_poly_seq.hetero 1 1 U n 1 2 U n 1 3 G n 1 4 G n 1 5 U n 1 6 U n 1 7 U n 1 8 G n 1 9 A n 1 10 U n 1 11 U n 1 12 C n 1 13 C n 1 14 A n 1 15 A n 1 16 G 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 16 _pdbx_entity_src_syn.organism_scientific 'Drosophila melanogaster' _pdbx_entity_src_syn.organism_common_name ? _pdbx_entity_src_syn.ncbi_taxonomy_id 7227 _pdbx_entity_src_syn.details ? # _struct_ref.id 1 _struct_ref.db_name PDB _struct_ref.db_code 7EXY _struct_ref.pdbx_db_accession 7EXY _struct_ref.pdbx_db_isoform ? _struct_ref.entity_id 1 _struct_ref.pdbx_seq_one_letter_code ? _struct_ref.pdbx_align_begin 1 # _struct_ref_seq.align_id 1 _struct_ref_seq.ref_id 1 _struct_ref_seq.pdbx_PDB_id_code 7EXY _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 7EXY _struct_ref_seq.db_align_beg 17 _struct_ref_seq.pdbx_db_align_beg_ins_code ? _struct_ref_seq.db_align_end 32 _struct_ref_seq.pdbx_db_align_end_ins_code ? _struct_ref_seq.pdbx_auth_seq_align_beg 17 _struct_ref_seq.pdbx_auth_seq_align_end 32 # 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 A 'RNA linking' y "ADENOSINE-5'-MONOPHOSPHATE" ? 'C10 H14 N5 O7 P' 347.221 C 'RNA linking' y "CYTIDINE-5'-MONOPHOSPHATE" ? 'C9 H14 N3 O8 P' 323.197 G 'RNA linking' y "GUANOSINE-5'-MONOPHOSPHATE" ? 'C10 H14 N5 O8 P' 363.221 U 'RNA linking' y "URIDINE-5'-MONOPHOSPHATE" ? 'C9 H13 N2 O9 P' 324.181 # loop_ _pdbx_nmr_exptl.experiment_id _pdbx_nmr_exptl.conditions_id _pdbx_nmr_exptl.solution_id _pdbx_nmr_exptl.type _pdbx_nmr_exptl.spectrometer_id _pdbx_nmr_exptl.sample_state 1 1 1 '2D 1H-1H NOESY' 1 isotropic 2 1 1 '2D 1H-1H HOHAHA' 1 isotropic # _pdbx_nmr_exptl_sample_conditions.conditions_id 1 _pdbx_nmr_exptl_sample_conditions.temperature 298 _pdbx_nmr_exptl_sample_conditions.pressure_units atm _pdbx_nmr_exptl_sample_conditions.pressure 1 _pdbx_nmr_exptl_sample_conditions.pH 6.5 _pdbx_nmr_exptl_sample_conditions.ionic_strength 50 _pdbx_nmr_exptl_sample_conditions.details '20 mM sodium phosphate buffer (pH 6.5) with 50 mM NaCl' _pdbx_nmr_exptl_sample_conditions.ionic_strength_err ? _pdbx_nmr_exptl_sample_conditions.ionic_strength_units mM _pdbx_nmr_exptl_sample_conditions.label tj-17-32 _pdbx_nmr_exptl_sample_conditions.pH_err ? _pdbx_nmr_exptl_sample_conditions.pH_units pH _pdbx_nmr_exptl_sample_conditions.pressure_err ? _pdbx_nmr_exptl_sample_conditions.temperature_err ? _pdbx_nmr_exptl_sample_conditions.temperature_units K # _pdbx_nmr_sample_details.solution_id 1 _pdbx_nmr_sample_details.contents ;0.3 mM None RNA (5'-R(*UP*UP*GP*GP*UP*UP*UP*GP*AP*UP*UP*CP*CP*AP*AP*G)-3'), 95% H2O/5% D2O ; _pdbx_nmr_sample_details.solvent_system '95% H2O/5% D2O' _pdbx_nmr_sample_details.label tj-17-32 _pdbx_nmr_sample_details.type solution _pdbx_nmr_sample_details.details ? # _pdbx_nmr_spectrometer.spectrometer_id 1 _pdbx_nmr_spectrometer.model 'AVANCE III' _pdbx_nmr_spectrometer.type ? _pdbx_nmr_spectrometer.manufacturer Bruker _pdbx_nmr_spectrometer.field_strength 600 _pdbx_nmr_spectrometer.details ? # _pdbx_nmr_refine.entry_id 7EXY _pdbx_nmr_refine.method 'simulated annealing' _pdbx_nmr_refine.details ? _pdbx_nmr_refine.software_ordinal 2 # _pdbx_nmr_ensemble.entry_id 7EXY _pdbx_nmr_ensemble.conformers_calculated_total_number 100 _pdbx_nmr_ensemble.conformers_submitted_total_number 11 _pdbx_nmr_ensemble.conformer_selection_criteria 'structures with the lowest energy' _pdbx_nmr_ensemble.representative_conformer ? _pdbx_nmr_ensemble.average_constraints_per_residue ? _pdbx_nmr_ensemble.average_constraint_violations_per_residue ? _pdbx_nmr_ensemble.maximum_distance_constraint_violation ? _pdbx_nmr_ensemble.average_distance_constraint_violation ? _pdbx_nmr_ensemble.maximum_upper_distance_constraint_violation ? _pdbx_nmr_ensemble.maximum_lower_distance_constraint_violation ? _pdbx_nmr_ensemble.distance_constraint_violation_method ? _pdbx_nmr_ensemble.maximum_torsion_angle_constraint_violation ? _pdbx_nmr_ensemble.average_torsion_angle_constraint_violation ? _pdbx_nmr_ensemble.torsion_angle_constraint_violation_method ? # _pdbx_nmr_representative.entry_id 7EXY _pdbx_nmr_representative.conformer_id 1 _pdbx_nmr_representative.selection_criteria 'minimized average structure' # loop_ _pdbx_nmr_software.ordinal _pdbx_nmr_software.classification _pdbx_nmr_software.name _pdbx_nmr_software.version _pdbx_nmr_software.authors 1 'chemical shift assignment' Sparky 3.114 Goddard 2 'structure calculation' CNS 1.3 'Brunger, Adams, Clore, Gros, Nilges and Read' 4 'peak picking' Sparky 3.114 Goddard # _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 7EXY _exptl.crystals_number ? _exptl.details ? _exptl.method 'SOLUTION NMR' _exptl.method_details ? # _struct.entry_id 7EXY _struct.title 'T-hairpin structure found in the RNA element involved in the piRNA biogenesis' _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 7EXY _struct_keywords.text 'piRNA, cis element, RNA' _struct_keywords.pdbx_keywords RNA # _struct_asym.id A _struct_asym.pdbx_blank_PDB_chainid_flag N _struct_asym.pdbx_modified N _struct_asym.entity_id 1 _struct_asym.details ? # 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 hydrog1 hydrog ? ? A U 1 N3 ? ? ? 1_555 A A 15 N1 ? ? A U 17 A A 31 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog2 hydrog ? ? A U 1 O4 ? ? ? 1_555 A A 15 N6 ? ? A U 17 A A 31 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog3 hydrog ? ? A U 2 N3 ? ? ? 1_555 A A 14 N1 ? ? A U 18 A A 30 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog4 hydrog ? ? A U 2 O4 ? ? ? 1_555 A A 14 N6 ? ? A U 18 A A 30 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog5 hydrog ? ? A G 3 N1 ? ? ? 1_555 A C 13 N3 ? ? A G 19 A C 29 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog6 hydrog ? ? A G 3 N2 ? ? ? 1_555 A C 13 O2 ? ? A G 19 A C 29 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog7 hydrog ? ? A G 3 O6 ? ? ? 1_555 A C 13 N4 ? ? A G 19 A C 29 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog8 hydrog ? ? A G 4 N1 ? ? ? 1_555 A C 12 N3 ? ? A G 20 A C 28 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog9 hydrog ? ? A G 4 N2 ? ? ? 1_555 A C 12 O2 ? ? A G 20 A C 28 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog10 hydrog ? ? A G 4 O6 ? ? ? 1_555 A C 12 N4 ? ? A G 20 A C 28 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog11 hydrog ? ? A U 5 N3 ? ? ? 1_555 A A 9 N7 ? ? A U 21 A A 25 1_555 ? ? ? ? ? ? 'REVERSED HOOGSTEEN' ? ? ? hydrog12 hydrog ? ? A U 5 O2 ? ? ? 1_555 A A 9 N6 ? ? A U 21 A A 25 1_555 ? ? ? ? ? ? 'REVERSED HOOGSTEEN' ? ? ? hydrog13 hydrog ? ? A U 11 O4 ? ? ? 1_555 A A 15 N6 ? ? A U 27 A A 31 1_555 ? ? ? ? ? ? 'U-A PAIR' ? ? ? # _struct_conn_type.id hydrog _struct_conn_type.criteria ? _struct_conn_type.reference ? # _atom_sites.entry_id 7EXY _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] 1.000000 _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] 1.000000 _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] 1.000000 _atom_sites.fract_transf_vector[1] 0.00000 _atom_sites.fract_transf_vector[2] 0.00000 _atom_sites.fract_transf_vector[3] 0.00000 _atom_sites.solution_primary ? _atom_sites.solution_secondary ? _atom_sites.solution_hydrogens ? _atom_sites.special_details ? # loop_ _atom_type.symbol C H N O P # 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 U 1 17 17 U U A . n A 1 2 U 2 18 18 U U A . n A 1 3 G 3 19 19 G G A . n A 1 4 G 4 20 20 G G A . n A 1 5 U 5 21 21 U U A . n A 1 6 U 6 22 22 U U A . n A 1 7 U 7 23 23 U U A . n A 1 8 G 8 24 24 G G A . n A 1 9 A 9 25 25 A A A . n A 1 10 U 10 26 26 U U A . n A 1 11 U 11 27 27 U U A . n A 1 12 C 12 28 28 C C A . n A 1 13 C 13 29 29 C C A . n A 1 14 A 14 30 30 A A A . n A 1 15 A 15 31 31 A A A . n A 1 16 G 16 32 32 G G A . n # _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 # _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 ? _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 2022-03-02 2 'Structure model' 1 1 2022-03-30 3 'Structure model' 1 2 2023-06-14 # _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 ? _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' Other # 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' pdbx_database_status # 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_volume' 2 2 'Structure model' '_citation.page_first' 3 2 'Structure model' '_citation.page_last' 4 2 'Structure model' '_citation_author.identifier_ORCID' 5 3 'Structure model' '_pdbx_database_status.status_code_nmr_data' # _pdbx_nmr_exptl_sample.solution_id 1 _pdbx_nmr_exptl_sample.component ;RNA (5'-R(*UP*UP*GP*GP*UP*UP*UP*GP*AP*UP*UP*CP*CP*AP*AP*G)-3') ; _pdbx_nmr_exptl_sample.concentration 0.3 _pdbx_nmr_exptl_sample.concentration_range ? _pdbx_nmr_exptl_sample.concentration_units mM _pdbx_nmr_exptl_sample.isotopic_labeling None # loop_ _pdbx_validate_close_contact.id _pdbx_validate_close_contact.PDB_model_num _pdbx_validate_close_contact.auth_atom_id_1 _pdbx_validate_close_contact.auth_asym_id_1 _pdbx_validate_close_contact.auth_comp_id_1 _pdbx_validate_close_contact.auth_seq_id_1 _pdbx_validate_close_contact.PDB_ins_code_1 _pdbx_validate_close_contact.label_alt_id_1 _pdbx_validate_close_contact.auth_atom_id_2 _pdbx_validate_close_contact.auth_asym_id_2 _pdbx_validate_close_contact.auth_comp_id_2 _pdbx_validate_close_contact.auth_seq_id_2 _pdbx_validate_close_contact.PDB_ins_code_2 _pdbx_validate_close_contact.label_alt_id_2 _pdbx_validate_close_contact.dist 1 2 "HO2'" A A 25 ? ? H42 A C 28 ? ? 1.34 2 7 "HO2'" A A 25 ? ? H42 A C 28 ? ? 1.11 # loop_ _ndb_struct_conf_na.entry_id _ndb_struct_conf_na.feature 7EXY 'double helix' 7EXY 'a-form double helix' 7EXY 'hairpin loop' # loop_ _ndb_struct_na_base_pair.model_number _ndb_struct_na_base_pair.i_label_asym_id _ndb_struct_na_base_pair.i_label_comp_id _ndb_struct_na_base_pair.i_label_seq_id _ndb_struct_na_base_pair.i_symmetry _ndb_struct_na_base_pair.j_label_asym_id _ndb_struct_na_base_pair.j_label_comp_id _ndb_struct_na_base_pair.j_label_seq_id _ndb_struct_na_base_pair.j_symmetry _ndb_struct_na_base_pair.shear _ndb_struct_na_base_pair.stretch _ndb_struct_na_base_pair.stagger _ndb_struct_na_base_pair.buckle _ndb_struct_na_base_pair.propeller _ndb_struct_na_base_pair.opening _ndb_struct_na_base_pair.pair_number _ndb_struct_na_base_pair.pair_name _ndb_struct_na_base_pair.i_auth_asym_id _ndb_struct_na_base_pair.i_auth_seq_id _ndb_struct_na_base_pair.i_PDB_ins_code _ndb_struct_na_base_pair.j_auth_asym_id _ndb_struct_na_base_pair.j_auth_seq_id _ndb_struct_na_base_pair.j_PDB_ins_code _ndb_struct_na_base_pair.hbond_type_28 _ndb_struct_na_base_pair.hbond_type_12 1 A U 1 1_555 A A 15 1_555 0.300 -0.274 -0.400 2.389 -15.654 -0.800 1 A_U17:A31_A A 17 ? A 31 ? 20 1 1 A U 2 1_555 A A 14 1_555 0.468 -0.200 -0.893 16.591 -10.476 0.732 2 A_U18:A30_A A 18 ? A 30 ? 20 1 1 A G 3 1_555 A C 13 1_555 -0.871 -0.390 0.248 3.626 -5.483 -6.054 3 A_G19:C29_A A 19 ? A 29 ? 19 1 1 A G 4 1_555 A C 12 1_555 0.232 -0.193 0.286 1.658 5.238 -1.187 4 A_G20:C28_A A 20 ? A 28 ? 19 1 1 A U 5 1_555 A A 9 1_555 4.295 -1.990 0.321 3.294 23.992 -98.535 5 A_U21:A25_A A 21 ? A 25 ? 24 4 # loop_ _ndb_struct_na_base_pair_step.model_number _ndb_struct_na_base_pair_step.i_label_asym_id_1 _ndb_struct_na_base_pair_step.i_label_comp_id_1 _ndb_struct_na_base_pair_step.i_label_seq_id_1 _ndb_struct_na_base_pair_step.i_symmetry_1 _ndb_struct_na_base_pair_step.j_label_asym_id_1 _ndb_struct_na_base_pair_step.j_label_comp_id_1 _ndb_struct_na_base_pair_step.j_label_seq_id_1 _ndb_struct_na_base_pair_step.j_symmetry_1 _ndb_struct_na_base_pair_step.i_label_asym_id_2 _ndb_struct_na_base_pair_step.i_label_comp_id_2 _ndb_struct_na_base_pair_step.i_label_seq_id_2 _ndb_struct_na_base_pair_step.i_symmetry_2 _ndb_struct_na_base_pair_step.j_label_asym_id_2 _ndb_struct_na_base_pair_step.j_label_comp_id_2 _ndb_struct_na_base_pair_step.j_label_seq_id_2 _ndb_struct_na_base_pair_step.j_symmetry_2 _ndb_struct_na_base_pair_step.shift _ndb_struct_na_base_pair_step.slide _ndb_struct_na_base_pair_step.rise _ndb_struct_na_base_pair_step.tilt _ndb_struct_na_base_pair_step.roll _ndb_struct_na_base_pair_step.twist _ndb_struct_na_base_pair_step.x_displacement _ndb_struct_na_base_pair_step.y_displacement _ndb_struct_na_base_pair_step.helical_rise _ndb_struct_na_base_pair_step.inclination _ndb_struct_na_base_pair_step.tip _ndb_struct_na_base_pair_step.helical_twist _ndb_struct_na_base_pair_step.step_number _ndb_struct_na_base_pair_step.step_name _ndb_struct_na_base_pair_step.i_auth_asym_id_1 _ndb_struct_na_base_pair_step.i_auth_seq_id_1 _ndb_struct_na_base_pair_step.i_PDB_ins_code_1 _ndb_struct_na_base_pair_step.j_auth_asym_id_1 _ndb_struct_na_base_pair_step.j_auth_seq_id_1 _ndb_struct_na_base_pair_step.j_PDB_ins_code_1 _ndb_struct_na_base_pair_step.i_auth_asym_id_2 _ndb_struct_na_base_pair_step.i_auth_seq_id_2 _ndb_struct_na_base_pair_step.i_PDB_ins_code_2 _ndb_struct_na_base_pair_step.j_auth_asym_id_2 _ndb_struct_na_base_pair_step.j_auth_seq_id_2 _ndb_struct_na_base_pair_step.j_PDB_ins_code_2 1 A U 1 1_555 A A 15 1_555 A U 2 1_555 A A 14 1_555 -0.162 -0.728 2.931 5.812 13.401 27.248 -3.572 1.261 2.256 26.194 -11.360 30.851 1 AA_U17U18:A30A31_AA A 17 ? A 31 ? A 18 ? A 30 ? 1 A U 2 1_555 A A 14 1_555 A G 3 1_555 A C 13 1_555 0.393 -1.484 3.344 -9.897 24.537 25.760 -5.175 -1.761 1.286 43.145 17.403 36.766 2 AA_U18G19:C29A30_AA A 18 ? A 30 ? A 19 ? A 29 ? 1 A G 3 1_555 A C 13 1_555 A G 4 1_555 A C 12 1_555 0.469 -1.553 3.133 -0.649 16.670 34.160 -4.218 -0.794 2.163 26.508 1.032 37.906 3 AA_G19G20:C28C29_AA A 19 ? A 29 ? A 20 ? A 28 ? 1 A G 4 1_555 A C 12 1_555 A U 5 1_555 A A 9 1_555 -2.434 -1.788 3.939 20.155 17.265 62.413 -2.318 3.020 2.616 15.921 -18.587 67.293 4 AA_G20U21:A25C28_AA A 20 ? A 28 ? A 21 ? A 25 ? # _pdbx_struct_assembly_auth_evidence.id 1 _pdbx_struct_assembly_auth_evidence.assembly_id 1 _pdbx_struct_assembly_auth_evidence.experimental_support none _pdbx_struct_assembly_auth_evidence.details ? #