data_1EKD # _entry.id 1EKD # _audit_conform.dict_name mmcif_pdbx.dic _audit_conform.dict_version 5.355 _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 1EKD pdb_00001ekd 10.2210/pdb1ekd/pdb RCSB RCSB010670 ? ? WWPDB D_1000010670 ? ? # _pdbx_database_status.status_code REL _pdbx_database_status.entry_id 1EKD _pdbx_database_status.recvd_initial_deposition_date 2000-03-07 _pdbx_database_status.deposit_site RCSB _pdbx_database_status.process_site RCSB _pdbx_database_status.status_code_mr REL _pdbx_database_status.SG_entry . _pdbx_database_status.pdb_format_compatible Y _pdbx_database_status.status_code_sf ? _pdbx_database_status.status_code_cs ? _pdbx_database_status.status_code_nmr_data ? _pdbx_database_status.methods_development_category ? # loop_ _audit_author.name _audit_author.pdbx_ordinal 'Chen, X.' 1 'McDowell, J.A.' 2 'Kierzek, R.' 3 'Krugh, T.R.' 4 'Turner, D.H.' 5 # _citation.id primary _citation.title ;Nuclear magnetic resonance spectroscopy and molecular modeling reveal that different hydrogen bonding patterns are possible for G.U pairs: one hydrogen bond for each G.U pair in r(GGCGUGCC)(2) and two for each G.U pair in r(GAGUGCUC)(2). ; _citation.journal_abbrev Biochemistry _citation.journal_volume 39 _citation.page_first 8970 _citation.page_last 8982 _citation.year 2000 _citation.journal_id_ASTM BICHAW _citation.country US _citation.journal_id_ISSN 0006-2960 _citation.journal_id_CSD 0033 _citation.book_publisher ? _citation.pdbx_database_id_PubMed 10913310 _citation.pdbx_database_id_DOI 10.1021/bi992938e # loop_ _citation_author.citation_id _citation_author.name _citation_author.ordinal _citation_author.identifier_ORCID primary 'Chen, X.' 1 ? primary 'McDowell, J.A.' 2 ? primary 'Kierzek, R.' 3 ? primary 'Krugh, T.R.' 4 ? primary 'Turner, D.H.' 5 ? # _cell.entry_id 1EKD _cell.length_a 1.000 _cell.length_b 1.000 _cell.length_c 1.000 _cell.angle_alpha 90.00 _cell.angle_beta 90.00 _cell.angle_gamma 90.00 _cell.Z_PDB 1 _cell.pdbx_unique_axis ? # _symmetry.entry_id 1EKD _symmetry.space_group_name_H-M 'P 1' _symmetry.pdbx_full_space_group_name_H-M ? _symmetry.cell_setting ? _symmetry.Int_Tables_number 1 # _entity.id 1 _entity.type polymer _entity.src_method syn _entity.pdbx_description ;RNA (5'-R(*GP*GP*CP*GP*UP*GP*CP*C)-3') ; _entity.formula_weight 2557.577 _entity.pdbx_number_of_molecules 2 _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 GGCGUGCC _entity_poly.pdbx_seq_one_letter_code_can GGCGUGCC _entity_poly.pdbx_strand_id A,B _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 G n 1 2 G n 1 3 C n 1 4 G n 1 5 U n 1 6 G n 1 7 C n 1 8 C n # _struct_ref.id 1 _struct_ref.entity_id 1 _struct_ref.db_name PDB _struct_ref.db_code 1EKD _struct_ref.pdbx_db_accession 1EKD _struct_ref.pdbx_db_isoform ? _struct_ref.pdbx_seq_one_letter_code ? _struct_ref.pdbx_align_begin ? # loop_ _struct_ref_seq.align_id _struct_ref_seq.ref_id _struct_ref_seq.pdbx_PDB_id_code _struct_ref_seq.pdbx_strand_id _struct_ref_seq.seq_align_beg _struct_ref_seq.pdbx_seq_align_beg_ins_code _struct_ref_seq.seq_align_end _struct_ref_seq.pdbx_seq_align_end_ins_code _struct_ref_seq.pdbx_db_accession _struct_ref_seq.db_align_beg _struct_ref_seq.pdbx_db_align_beg_ins_code _struct_ref_seq.db_align_end _struct_ref_seq.pdbx_db_align_end_ins_code _struct_ref_seq.pdbx_auth_seq_align_beg _struct_ref_seq.pdbx_auth_seq_align_end 1 1 1EKD A 1 ? 8 ? 1EKD 1 ? 8 ? 1 8 2 1 1EKD B 1 ? 8 ? 1EKD 1 ? 8 ? 1 8 # 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 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 # _pdbx_nmr_exptl.experiment_id 1 _pdbx_nmr_exptl.conditions_id 1 _pdbx_nmr_exptl.solution_id 1 _pdbx_nmr_exptl.type '2D NOESY' # _pdbx_nmr_exptl_sample_conditions.conditions_id 1 _pdbx_nmr_exptl_sample_conditions.temperature 301 _pdbx_nmr_exptl_sample_conditions.pressure ambient _pdbx_nmr_exptl_sample_conditions.pH 7 _pdbx_nmr_exptl_sample_conditions.ionic_strength 0.1M _pdbx_nmr_exptl_sample_conditions.pressure_units ? _pdbx_nmr_exptl_sample_conditions.temperature_units K # loop_ _pdbx_nmr_sample_details.solution_id _pdbx_nmr_sample_details.contents _pdbx_nmr_sample_details.solvent_system 1 '2.5 mM RNA oligomer' '10 mM phosphate, 80 mM NaCl, 100% D2O' 2 '0.5 mM RNA oligomer' '10 mM phosphate, 80 mM NaCl, 90% H2O, 10% D2O' # loop_ _pdbx_nmr_spectrometer.spectrometer_id _pdbx_nmr_spectrometer.type _pdbx_nmr_spectrometer.manufacturer _pdbx_nmr_spectrometer.model _pdbx_nmr_spectrometer.field_strength 1 ? Varian UNITYPLUS 500 2 ? Varian INOVA 500 # _pdbx_nmr_refine.entry_id 1EKD _pdbx_nmr_refine.method 'Simulated annealing, Molecular dynamics, Energy minimization' _pdbx_nmr_refine.details ? _pdbx_nmr_refine.software_ordinal 1 # _pdbx_nmr_ensemble.entry_id 1EKD _pdbx_nmr_ensemble.conformers_calculated_total_number ? _pdbx_nmr_ensemble.conformers_submitted_total_number 1 _pdbx_nmr_ensemble.conformer_selection_criteria ? _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 1EKD _pdbx_nmr_representative.conformer_id ? _pdbx_nmr_representative.selection_criteria 'minimized average structure' # _exptl.entry_id 1EKD _exptl.method 'SOLUTION NMR' _exptl.crystals_number ? # _struct.entry_id 1EKD _struct.title ;NMR AND MOLECULAR MODELING REVEAL THAT DIFFERENT HYDROGEN BONDING PATTERNS ARE POSSIBLE FOR GU PAIRS: ONE HYDROGEN BOND FOR EACH GU PAIR IN R(GGCGUGCC)2 AND TWO FOR EACH GU PAIR IN R(GAGUGCUC)2 ; _struct.pdbx_model_details ? _struct.pdbx_CASP_flag ? _struct.pdbx_model_type_details 'minimized average' # _struct_keywords.entry_id 1EKD _struct_keywords.pdbx_keywords RNA _struct_keywords.text 'RNA, GU pair, Hydrogen Bond, Double Helix' # 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 ? # _struct_biol.id 1 # 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 G 1 N1 ? ? ? 1_555 B C 8 N3 ? ? A G 1 B C 8 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog2 hydrog ? ? A G 1 N2 ? ? ? 1_555 B C 8 O2 ? ? A G 1 B C 8 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog3 hydrog ? ? A G 1 O6 ? ? ? 1_555 B C 8 N4 ? ? A G 1 B C 8 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog4 hydrog ? ? A G 2 N1 ? ? ? 1_555 B C 7 N3 ? ? A G 2 B C 7 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog5 hydrog ? ? A G 2 N2 ? ? ? 1_555 B C 7 O2 ? ? A G 2 B C 7 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog6 hydrog ? ? A G 2 O6 ? ? ? 1_555 B C 7 N4 ? ? A G 2 B C 7 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog7 hydrog ? ? A C 3 N3 ? ? ? 1_555 B G 6 N1 ? ? A C 3 B G 6 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog8 hydrog ? ? A C 3 N4 ? ? ? 1_555 B G 6 O6 ? ? A C 3 B G 6 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog9 hydrog ? ? A C 3 O2 ? ? ? 1_555 B G 6 N2 ? ? A C 3 B G 6 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog10 hydrog ? ? A G 4 N1 ? ? ? 1_555 B U 5 O2 ? ? A G 4 B U 5 1_555 ? ? ? ? ? ? 'G-U MISPAIR' ? ? ? hydrog11 hydrog ? ? A U 5 O2 ? ? ? 1_555 B G 4 N1 ? ? A U 5 B G 4 1_555 ? ? ? ? ? ? 'U-G MISPAIR' ? ? ? hydrog12 hydrog ? ? A G 6 N1 ? ? ? 1_555 B C 3 N3 ? ? A G 6 B C 3 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog13 hydrog ? ? A G 6 N2 ? ? ? 1_555 B C 3 O2 ? ? A G 6 B C 3 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog14 hydrog ? ? A G 6 O6 ? ? ? 1_555 B C 3 N4 ? ? A G 6 B C 3 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog15 hydrog ? ? A C 7 N3 ? ? ? 1_555 B G 2 N1 ? ? A C 7 B G 2 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog16 hydrog ? ? A C 7 N4 ? ? ? 1_555 B G 2 O6 ? ? A C 7 B G 2 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog17 hydrog ? ? A C 7 O2 ? ? ? 1_555 B G 2 N2 ? ? A C 7 B G 2 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog18 hydrog ? ? A C 8 N3 ? ? ? 1_555 B G 1 N1 ? ? A C 8 B G 1 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog19 hydrog ? ? A C 8 N4 ? ? ? 1_555 B G 1 O6 ? ? A C 8 B G 1 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog20 hydrog ? ? A C 8 O2 ? ? ? 1_555 B G 1 N2 ? ? A C 8 B G 1 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? # _struct_conn_type.id hydrog _struct_conn_type.criteria ? _struct_conn_type.reference ? # _database_PDB_matrix.entry_id 1EKD _database_PDB_matrix.origx[1][1] 1.000000 _database_PDB_matrix.origx[1][2] 0.000000 _database_PDB_matrix.origx[1][3] 0.000000 _database_PDB_matrix.origx[2][1] 0.000000 _database_PDB_matrix.origx[2][2] 1.000000 _database_PDB_matrix.origx[2][3] 0.000000 _database_PDB_matrix.origx[3][1] 0.000000 _database_PDB_matrix.origx[3][2] 0.000000 _database_PDB_matrix.origx[3][3] 1.000000 _database_PDB_matrix.origx_vector[1] 0.00000 _database_PDB_matrix.origx_vector[2] 0.00000 _database_PDB_matrix.origx_vector[3] 0.00000 # _atom_sites.entry_id 1EKD _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 # 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 G 1 1 1 G G A . n A 1 2 G 2 2 2 G G A . n A 1 3 C 3 3 3 C C A . n A 1 4 G 4 4 4 G G A . n A 1 5 U 5 5 5 U U A . n A 1 6 G 6 6 6 G G A . n A 1 7 C 7 7 7 C C A . n A 1 8 C 8 8 8 C C A . n B 1 1 G 1 1 1 G G B . n B 1 2 G 2 2 2 G G B . n B 1 3 C 3 3 3 C C B . n B 1 4 G 4 4 4 G G B . n B 1 5 U 5 5 5 U U B . n B 1 6 G 6 6 6 G G B . n B 1 7 C 7 7 7 C C B . n B 1 8 C 8 8 8 C C B . n # _pdbx_struct_assembly.id 1 _pdbx_struct_assembly.details author_defined_assembly _pdbx_struct_assembly.method_details ? _pdbx_struct_assembly.oligomeric_details dimeric _pdbx_struct_assembly.oligomeric_count 2 # _pdbx_struct_assembly_gen.assembly_id 1 _pdbx_struct_assembly_gen.oper_expression 1 _pdbx_struct_assembly_gen.asym_id_list A,B # _pdbx_struct_oper_list.id 1 _pdbx_struct_oper_list.type 'identity operation' _pdbx_struct_oper_list.name 1_555 _pdbx_struct_oper_list.symmetry_operation x,y,z _pdbx_struct_oper_list.matrix[1][1] 1.0000000000 _pdbx_struct_oper_list.matrix[1][2] 0.0000000000 _pdbx_struct_oper_list.matrix[1][3] 0.0000000000 _pdbx_struct_oper_list.vector[1] 0.0000000000 _pdbx_struct_oper_list.matrix[2][1] 0.0000000000 _pdbx_struct_oper_list.matrix[2][2] 1.0000000000 _pdbx_struct_oper_list.matrix[2][3] 0.0000000000 _pdbx_struct_oper_list.vector[2] 0.0000000000 _pdbx_struct_oper_list.matrix[3][1] 0.0000000000 _pdbx_struct_oper_list.matrix[3][2] 0.0000000000 _pdbx_struct_oper_list.matrix[3][3] 1.0000000000 _pdbx_struct_oper_list.vector[3] 0.0000000000 # loop_ _pdbx_audit_revision_history.ordinal _pdbx_audit_revision_history.data_content_type _pdbx_audit_revision_history.major_revision _pdbx_audit_revision_history.minor_revision _pdbx_audit_revision_history.revision_date 1 'Structure model' 1 0 2000-11-13 2 'Structure model' 1 1 2008-04-27 3 'Structure model' 1 2 2011-07-13 4 'Structure model' 1 3 2022-02-16 # _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' 'Database references' 4 4 'Structure model' 'Derived calculations' # loop_ _pdbx_audit_revision_category.ordinal _pdbx_audit_revision_category.revision_ordinal _pdbx_audit_revision_category.data_content_type _pdbx_audit_revision_category.category 1 4 'Structure model' database_2 2 4 'Structure model' pdbx_struct_assembly 3 4 'Structure model' pdbx_struct_oper_list # loop_ _pdbx_audit_revision_item.ordinal _pdbx_audit_revision_item.revision_ordinal _pdbx_audit_revision_item.data_content_type _pdbx_audit_revision_item.item 1 4 'Structure model' '_database_2.pdbx_DOI' 2 4 'Structure model' '_database_2.pdbx_database_accession' # loop_ _pdbx_validate_rmsd_angle.id _pdbx_validate_rmsd_angle.PDB_model_num _pdbx_validate_rmsd_angle.auth_atom_id_1 _pdbx_validate_rmsd_angle.auth_asym_id_1 _pdbx_validate_rmsd_angle.auth_comp_id_1 _pdbx_validate_rmsd_angle.auth_seq_id_1 _pdbx_validate_rmsd_angle.PDB_ins_code_1 _pdbx_validate_rmsd_angle.label_alt_id_1 _pdbx_validate_rmsd_angle.auth_atom_id_2 _pdbx_validate_rmsd_angle.auth_asym_id_2 _pdbx_validate_rmsd_angle.auth_comp_id_2 _pdbx_validate_rmsd_angle.auth_seq_id_2 _pdbx_validate_rmsd_angle.PDB_ins_code_2 _pdbx_validate_rmsd_angle.label_alt_id_2 _pdbx_validate_rmsd_angle.auth_atom_id_3 _pdbx_validate_rmsd_angle.auth_asym_id_3 _pdbx_validate_rmsd_angle.auth_comp_id_3 _pdbx_validate_rmsd_angle.auth_seq_id_3 _pdbx_validate_rmsd_angle.PDB_ins_code_3 _pdbx_validate_rmsd_angle.label_alt_id_3 _pdbx_validate_rmsd_angle.angle_value _pdbx_validate_rmsd_angle.angle_target_value _pdbx_validate_rmsd_angle.angle_deviation _pdbx_validate_rmsd_angle.angle_standard_deviation _pdbx_validate_rmsd_angle.linker_flag 1 1 "O4'" A C 3 ? ? "C1'" A C 3 ? ? N1 A C 3 ? ? 113.63 108.50 5.13 0.70 N 2 1 "O4'" A U 5 ? ? "C1'" A U 5 ? ? N1 A U 5 ? ? 112.80 108.50 4.30 0.70 N 3 1 "O4'" A C 7 ? ? "C1'" A C 7 ? ? N1 A C 7 ? ? 113.14 108.50 4.64 0.70 N 4 1 "O4'" B C 3 ? ? "C1'" B C 3 ? ? N1 B C 3 ? ? 113.27 108.50 4.77 0.70 N 5 1 "O4'" B C 7 ? ? "C1'" B C 7 ? ? N1 B C 7 ? ? 112.75 108.50 4.25 0.70 N # loop_ _ndb_struct_conf_na.entry_id _ndb_struct_conf_na.feature 1EKD 'a-form double helix' 1EKD 'mismatched base pair' # 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 G 1 1_555 B C 8 1_555 -0.462 -0.104 -0.252 -10.360 -3.860 -1.579 1 A_G1:C8_B A 1 ? B 8 ? 19 1 1 A G 2 1_555 B C 7 1_555 -0.357 -0.058 0.029 0.408 -7.172 -0.189 2 A_G2:C7_B A 2 ? B 7 ? 19 1 1 A C 3 1_555 B G 6 1_555 0.689 -0.182 -0.176 9.361 -13.043 0.371 3 A_C3:G6_B A 3 ? B 6 ? 19 1 1 A G 4 1_555 B U 5 1_555 -2.562 0.829 0.451 -0.224 -15.211 33.766 4 A_G4:U5_B A 4 ? B 5 ? ? 1 1 A U 5 1_555 B G 4 1_555 2.591 0.828 0.404 1.744 -15.966 34.095 5 A_U5:G4_B A 5 ? B 4 ? ? 1 1 A G 6 1_555 B C 3 1_555 -0.673 -0.176 -0.168 -8.473 -12.799 0.478 6 A_G6:C3_B A 6 ? B 3 ? 19 1 1 A C 7 1_555 B G 2 1_555 0.394 -0.059 -0.022 1.468 -7.556 0.148 7 A_C7:G2_B A 7 ? B 2 ? 19 1 1 A C 8 1_555 B G 1 1_555 0.436 -0.093 -0.336 12.684 -3.783 -1.658 8 A_C8:G1_B A 8 ? B 1 ? 19 1 # 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 G 1 1_555 B C 8 1_555 A G 2 1_555 B C 7 1_555 0.256 -1.649 3.031 -0.819 4.247 30.180 -3.891 -0.632 2.770 8.104 1.563 30.481 1 AA_G1G2:C7C8_BB A 1 ? B 8 ? A 2 ? B 7 ? 1 A G 2 1_555 B C 7 1_555 A C 3 1_555 B G 6 1_555 0.210 -1.592 3.130 1.907 0.410 33.728 -2.803 -0.066 3.117 0.705 -3.284 33.783 2 AA_G2C3:G6C7_BB A 2 ? B 7 ? A 3 ? B 6 ? 1 A C 3 1_555 B G 6 1_555 A G 4 1_555 B U 5 1_555 2.618 -2.064 3.152 -1.043 11.446 19.071 -8.684 -7.091 1.533 31.150 2.840 22.239 3 AA_C3G4:U5G6_BB A 3 ? B 6 ? A 4 ? B 5 ? 1 A G 4 1_555 B U 5 1_555 A U 5 1_555 B G 4 1_555 -0.033 -0.577 3.350 0.332 1.834 46.060 -0.897 0.072 3.326 2.343 -0.424 46.095 4 AA_G4U5:G4U5_BB A 4 ? B 5 ? A 5 ? B 4 ? 1 A U 5 1_555 B G 4 1_555 A G 6 1_555 B C 3 1_555 -2.659 -2.047 3.171 0.546 11.930 18.863 -8.789 7.035 1.537 32.517 -1.487 22.297 5 AA_U5G6:C3G4_BB A 5 ? B 4 ? A 6 ? B 3 ? 1 A G 6 1_555 B C 3 1_555 A C 7 1_555 B G 2 1_555 -0.225 -1.558 3.108 -1.550 0.486 33.651 -2.763 0.149 3.093 0.838 2.676 33.689 6 AA_G6C7:G2C3_BB A 6 ? B 3 ? A 7 ? B 2 ? 1 A C 7 1_555 B G 2 1_555 A C 8 1_555 B G 1 1_555 -0.355 -1.679 3.024 0.911 5.528 29.539 -4.233 0.848 2.661 10.721 -1.767 30.054 7 AA_C7C8:G1G2_BB A 7 ? B 2 ? A 8 ? B 1 ? #