data_1EL2 # _entry.id 1EL2 # _audit_conform.dict_name mmcif_pdbx.dic _audit_conform.dict_version 5.392 _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 1EL2 pdb_00001el2 10.2210/pdb1el2/pdb RCSB RCSB010694 ? ? WWPDB D_1000010694 ? ? # 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 2000-03-27 2 'Structure model' 1 1 2008-04-27 3 'Structure model' 1 2 2011-07-13 4 'Structure model' 1 3 2022-02-16 5 'Structure model' 1 4 2024-05-22 # _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' 'Data collection' 4 4 'Structure model' 'Database references' 5 4 'Structure model' 'Derived calculations' 6 5 'Structure model' 'Data collection' # 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_nmr_spectrometer 3 4 'Structure model' pdbx_struct_assembly 4 4 'Structure model' pdbx_struct_oper_list 5 4 'Structure model' struct_conn 6 5 'Structure model' chem_comp_atom 7 5 'Structure model' chem_comp_bond # 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' 3 4 'Structure model' '_pdbx_nmr_spectrometer.model' 4 4 'Structure model' '_struct_conn.pdbx_leaving_atom_flag' # _pdbx_database_status.status_code REL _pdbx_database_status.entry_id 1EL2 _pdbx_database_status.recvd_initial_deposition_date 2000-03-13 _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 ? # _pdbx_database_related.db_name PDB _pdbx_database_related.db_id 1ELN _pdbx_database_related.details 'Structure with A18-syn (conformer S)' _pdbx_database_related.content_type unspecified # loop_ _audit_author.name _audit_author.pdbx_ordinal 'Phan, A.T.' 1 'Gueron, M.' 2 'Leroy, J.-L.' 3 # _citation.id primary _citation.title 'The solution structure and internal motions of a fragment of the cytidine-rich strand of the human telomere.' _citation.journal_abbrev J.Mol.Biol. _citation.journal_volume 299 _citation.page_first 123 _citation.page_last 144 _citation.year 2000 _citation.journal_id_ASTM JMOBAK _citation.country UK _citation.journal_id_ISSN 0022-2836 _citation.journal_id_CSD 0070 _citation.book_publisher ? _citation.pdbx_database_id_PubMed 10860727 _citation.pdbx_database_id_DOI 10.1006/jmbi.2000.3613 # loop_ _citation_author.citation_id _citation_author.name _citation_author.ordinal _citation_author.identifier_ORCID primary 'Phan, A.T.' 1 ? primary 'Gueron, M.' 2 ? primary 'Leroy, J.L.' 3 ? # _entity.id 1 _entity.type polymer _entity.src_method syn _entity.pdbx_description "5'-D(*CP*CP*CP*TP*AP*AP*(5CM)P*CP*CP*TP*AP*AP*CP*CP*CP*UP*AP*AP*CP*CP*CP*T)-3'" _entity.formula_weight 6521.236 _entity.pdbx_number_of_molecules 1 _entity.pdbx_ec ? _entity.pdbx_mutation ? _entity.pdbx_fragment ? _entity.details 'cytosines C1, 2, 3 19, 20, and 21 protonated at N3' # _entity_name_com.entity_id 1 _entity_name_com.name 'TELOMERE FRAGMENT' # _entity_poly.entity_id 1 _entity_poly.type polydeoxyribonucleotide _entity_poly.nstd_linkage no _entity_poly.nstd_monomer yes _entity_poly.pdbx_seq_one_letter_code ;(DC)(DC)(DC)(DT)(DA)(DA)(5CM)(DC)(DC)(DT)(DA)(DA)(DC)(DC)(DC)(DU)(DA)(DA)(DC) (DC)(DC)(DT) ; _entity_poly.pdbx_seq_one_letter_code_can CCCTAACCCTAACCCUAACCCT _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 DC n 1 2 DC n 1 3 DC n 1 4 DT n 1 5 DA n 1 6 DA n 1 7 5CM n 1 8 DC n 1 9 DC n 1 10 DT n 1 11 DA n 1 12 DA n 1 13 DC n 1 14 DC n 1 15 DC n 1 16 DU n 1 17 DA n 1 18 DA n 1 19 DC n 1 20 DC n 1 21 DC n 1 22 DT n # 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 5CM 'DNA linking' n "5-METHYL-2'-DEOXY-CYTIDINE-5'-MONOPHOSPHATE" ? 'C10 H16 N3 O7 P' 321.224 DA 'DNA linking' y "2'-DEOXYADENOSINE-5'-MONOPHOSPHATE" ? 'C10 H14 N5 O6 P' 331.222 DC 'DNA linking' y "2'-DEOXYCYTIDINE-5'-MONOPHOSPHATE" ? 'C9 H14 N3 O7 P' 307.197 DT 'DNA linking' y "THYMIDINE-5'-MONOPHOSPHATE" ? 'C10 H15 N2 O8 P' 322.208 DU 'DNA linking' y "2'-DEOXYURIDINE-5'-MONOPHOSPHATE" ? 'C9 H13 N2 O8 P' 308.182 # 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 DC 1 1 1 DC C A . n A 1 2 DC 2 2 2 DC C A . n A 1 3 DC 3 3 3 DC C A . n A 1 4 DT 4 4 4 DT T A . n A 1 5 DA 5 5 5 DA A A . n A 1 6 DA 6 6 6 DA A A . n A 1 7 5CM 7 7 7 5CM 5CM A . n A 1 8 DC 8 8 8 DC C A . n A 1 9 DC 9 9 9 DC C A . n A 1 10 DT 10 10 10 DT T A . n A 1 11 DA 11 11 11 DA A A . n A 1 12 DA 12 12 12 DA A A . n A 1 13 DC 13 13 13 DC C A . n A 1 14 DC 14 14 14 DC C A . n A 1 15 DC 15 15 15 DC C A . n A 1 16 DU 16 16 16 DU U A . n A 1 17 DA 17 17 17 DA A A . n A 1 18 DA 18 18 18 DA A A . n A 1 19 DC 19 19 19 DC C A . n A 1 20 DC 20 20 20 DC C A . n A 1 21 DC 21 21 21 DC C A . n A 1 22 DT 22 22 22 DT T A . n # _cell.entry_id 1EL2 _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 1EL2 _symmetry.space_group_name_H-M 'P 1' _symmetry.pdbx_full_space_group_name_H-M ? _symmetry.cell_setting ? _symmetry.Int_Tables_number 1 # _exptl.entry_id 1EL2 _exptl.method 'SOLUTION NMR' _exptl.crystals_number ? # _database_PDB_matrix.entry_id 1EL2 _database_PDB_matrix.origx[1][1] 1.000000 _database_PDB_matrix.origx[1][2] 0.000000 _database_PDB_matrix.origx[1][3] 0.000000 _database_PDB_matrix.origx[2][1] 0.000000 _database_PDB_matrix.origx[2][2] 1.000000 _database_PDB_matrix.origx[2][3] 0.000000 _database_PDB_matrix.origx[3][1] 0.000000 _database_PDB_matrix.origx[3][2] 0.000000 _database_PDB_matrix.origx[3][3] 1.000000 _database_PDB_matrix.origx_vector[1] 0.00000 _database_PDB_matrix.origx_vector[2] 0.00000 _database_PDB_matrix.origx_vector[3] 0.00000 # _struct.entry_id 1EL2 _struct.title ;SOLUTION STRUCTURE OF A MODIFIED HUMAN TELOMERE FRAGMENT (STRUCTURE "A") ; _struct.pdbx_model_details ? _struct.pdbx_CASP_flag ? _struct.pdbx_model_type_details ? # _struct_keywords.entry_id 1EL2 _struct_keywords.pdbx_keywords DNA _struct_keywords.text 'DNA solution structure, i-motif, interacting loops, loop motions, telomere, DNA' # _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 ? # _struct_ref.id 1 _struct_ref.entity_id 1 _struct_ref.db_name PDB _struct_ref.db_code 1EL2 _struct_ref.pdbx_db_accession 1EL2 _struct_ref.pdbx_db_isoform ? _struct_ref.pdbx_seq_one_letter_code ? _struct_ref.pdbx_align_begin ? # _struct_ref_seq.align_id 1 _struct_ref_seq.ref_id 1 _struct_ref_seq.pdbx_PDB_id_code 1EL2 _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 22 _struct_ref_seq.pdbx_seq_align_end_ins_code ? _struct_ref_seq.pdbx_db_accession 1EL2 _struct_ref_seq.db_align_beg 1 _struct_ref_seq.pdbx_db_align_beg_ins_code ? _struct_ref_seq.db_align_end 22 _struct_ref_seq.pdbx_db_align_end_ins_code ? _struct_ref_seq.pdbx_auth_seq_align_beg 1 _struct_ref_seq.pdbx_auth_seq_align_end 22 # _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 x,y,z _pdbx_struct_oper_list.matrix[1][1] 1.0000000000 _pdbx_struct_oper_list.matrix[1][2] 0.0000000000 _pdbx_struct_oper_list.matrix[1][3] 0.0000000000 _pdbx_struct_oper_list.vector[1] 0.0000000000 _pdbx_struct_oper_list.matrix[2][1] 0.0000000000 _pdbx_struct_oper_list.matrix[2][2] 1.0000000000 _pdbx_struct_oper_list.matrix[2][3] 0.0000000000 _pdbx_struct_oper_list.vector[2] 0.0000000000 _pdbx_struct_oper_list.matrix[3][1] 0.0000000000 _pdbx_struct_oper_list.matrix[3][2] 0.0000000000 _pdbx_struct_oper_list.matrix[3][3] 1.0000000000 _pdbx_struct_oper_list.vector[3] 0.0000000000 # _struct_biol.id 1 # 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 DA 6 "O3'" ? ? ? 1_555 A 5CM 7 P ? ? A DA 6 A 5CM 7 1_555 ? ? ? ? ? ? ? 1.613 ? ? covale2 covale both ? A 5CM 7 "O3'" ? ? ? 1_555 A DC 8 P ? ? A 5CM 7 A DC 8 1_555 ? ? ? ? ? ? ? 1.613 ? ? hydrog1 hydrog ? ? A DC 1 N4 ? ? ? 1_555 A DC 13 O2 ? ? A DC 1 A DC 13 1_555 ? ? ? ? ? ? TYPE_15_PAIR ? ? ? hydrog2 hydrog ? ? A DC 1 O2 ? ? ? 1_555 A DC 13 N4 ? ? A DC 1 A DC 13 1_555 ? ? ? ? ? ? TYPE_15_PAIR ? ? ? hydrog3 hydrog ? ? A DC 2 N4 ? ? ? 1_555 A DC 9 N3 ? ? A DC 2 A DC 9 1_555 ? ? ? ? ? ? 'DC-DC MISPAIR' ? ? ? hydrog4 hydrog ? ? A DC 2 N4 ? ? ? 1_555 A DC 14 O2 ? ? A DC 2 A DC 14 1_555 ? ? ? ? ? ? TYPE_15_PAIR ? ? ? hydrog5 hydrog ? ? A DC 2 O2 ? ? ? 1_555 A DC 14 N4 ? ? A DC 2 A DC 14 1_555 ? ? ? ? ? ? TYPE_15_PAIR ? ? ? hydrog6 hydrog ? ? A DC 3 N3 ? ? ? 1_555 A DC 15 N4 ? ? A DC 3 A DC 15 1_555 ? ? ? ? ? ? TYPE_14_PAIR ? ? ? hydrog7 hydrog ? ? A DC 3 N4 ? ? ? 1_555 A DC 15 N3 ? ? A DC 3 A DC 15 1_555 ? ? ? ? ? ? TYPE_14_PAIR ? ? ? hydrog8 hydrog ? ? A DA 6 N6 ? ? ? 1_555 A DA 17 N7 ? ? A DA 6 A DA 17 1_555 ? ? ? ? ? ? 'DA-DA MISPAIR' ? ? ? hydrog9 hydrog ? ? A 5CM 7 N3 ? ? ? 1_555 A DC 19 N4 ? ? A 5CM 7 A DC 19 1_555 ? ? ? ? ? ? TYPE_14_PAIR ? ? ? hydrog10 hydrog ? ? A 5CM 7 N4 ? ? ? 1_555 A DC 19 N3 ? ? A 5CM 7 A DC 19 1_555 ? ? ? ? ? ? TYPE_14_PAIR ? ? ? hydrog11 hydrog ? ? A DC 8 N3 ? ? ? 1_555 A DC 20 N4 ? ? A DC 8 A DC 20 1_555 ? ? ? ? ? ? TYPE_14_PAIR ? ? ? hydrog12 hydrog ? ? A DC 8 N4 ? ? ? 1_555 A DC 20 N3 ? ? A DC 8 A DC 20 1_555 ? ? ? ? ? ? TYPE_14_PAIR ? ? ? hydrog13 hydrog ? ? A DC 9 N4 ? ? ? 1_555 A DC 21 O2 ? ? A DC 9 A DC 21 1_555 ? ? ? ? ? ? TYPE_15_PAIR ? ? ? hydrog14 hydrog ? ? A DC 9 O2 ? ? ? 1_555 A DC 21 N4 ? ? A DC 9 A DC 21 1_555 ? ? ? ? ? ? TYPE_15_PAIR ? ? ? hydrog15 hydrog ? ? A DA 11 N3 ? ? ? 1_555 A DT 22 N3 ? ? A DA 11 A DT 22 1_555 ? ? ? ? ? ? 'DA-DT PAIR' ? ? ? hydrog16 hydrog ? ? A DU 16 N3 ? ? ? 1_555 A DA 18 N1 ? ? A DU 16 A DA 18 1_555 ? ? ? ? ? ? 'DU-DA PAIR' ? ? ? # loop_ _struct_conn_type.id _struct_conn_type.criteria _struct_conn_type.reference covale ? ? hydrog ? ? # _pdbx_validate_close_contact.id 1 _pdbx_validate_close_contact.PDB_model_num 1 _pdbx_validate_close_contact.auth_atom_id_1 H73 _pdbx_validate_close_contact.auth_asym_id_1 A _pdbx_validate_close_contact.auth_comp_id_1 DT _pdbx_validate_close_contact.auth_seq_id_1 4 _pdbx_validate_close_contact.PDB_ins_code_1 ? _pdbx_validate_close_contact.label_alt_id_1 ? _pdbx_validate_close_contact.auth_atom_id_2 "O4'" _pdbx_validate_close_contact.auth_asym_id_2 A _pdbx_validate_close_contact.auth_comp_id_2 DC _pdbx_validate_close_contact.auth_seq_id_2 19 _pdbx_validate_close_contact.PDB_ins_code_2 ? _pdbx_validate_close_contact.label_alt_id_2 ? _pdbx_validate_close_contact.dist 1.51 # 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 DC 1 ? ? "C1'" A DC 1 ? ? N1 A DC 1 ? ? 110.50 108.30 2.20 0.30 N 2 1 C2 A DC 1 ? ? N3 A DC 1 ? ? C4 A DC 1 ? ? 123.02 119.90 3.12 0.50 N 3 1 N1 A DC 1 ? ? C2 A DC 1 ? ? O2 A DC 1 ? ? 122.63 118.90 3.73 0.60 N 4 1 "O4'" A DC 2 ? ? "C1'" A DC 2 ? ? N1 A DC 2 ? ? 110.67 108.30 2.37 0.30 N 5 1 C2 A DC 2 ? ? N3 A DC 2 ? ? C4 A DC 2 ? ? 122.96 119.90 3.06 0.50 N 6 1 N1 A DC 2 ? ? C2 A DC 2 ? ? O2 A DC 2 ? ? 122.69 118.90 3.79 0.60 N 7 1 "O4'" A DC 3 ? ? "C1'" A DC 3 ? ? N1 A DC 3 ? ? 111.02 108.30 2.72 0.30 N 8 1 C2 A DC 3 ? ? N3 A DC 3 ? ? C4 A DC 3 ? ? 123.08 119.90 3.18 0.50 N 9 1 "O4'" A DT 4 ? ? "C1'" A DT 4 ? ? N1 A DT 4 ? ? 111.87 108.30 3.57 0.30 N 10 1 "O4'" A DA 5 ? ? "C1'" A DA 5 ? ? N9 A DA 5 ? ? 112.84 108.30 4.54 0.30 N 11 1 N7 A DA 5 ? ? C8 A DA 5 ? ? N9 A DA 5 ? ? 117.14 113.80 3.34 0.50 N 12 1 "O4'" A DA 6 ? ? "C1'" A DA 6 ? ? N9 A DA 6 ? ? 111.41 108.30 3.11 0.30 N 13 1 N7 A DA 6 ? ? C8 A DA 6 ? ? N9 A DA 6 ? ? 117.53 113.80 3.73 0.50 N 14 1 C8 A DA 6 ? ? N9 A DA 6 ? ? C4 A DA 6 ? ? 103.35 105.80 -2.45 0.40 N 15 1 "O4'" A DC 8 ? ? "C1'" A DC 8 ? ? N1 A DC 8 ? ? 110.78 108.30 2.48 0.30 N 16 1 "O4'" A DC 9 ? ? "C1'" A DC 9 ? ? N1 A DC 9 ? ? 110.53 108.30 2.23 0.30 N 17 1 "O4'" A DT 10 ? ? "C1'" A DT 10 ? ? N1 A DT 10 ? ? 110.79 108.30 2.49 0.30 N 18 1 "O4'" A DA 11 ? ? "C1'" A DA 11 ? ? N9 A DA 11 ? ? 110.76 108.30 2.46 0.30 N 19 1 N7 A DA 11 ? ? C8 A DA 11 ? ? N9 A DA 11 ? ? 117.62 113.80 3.82 0.50 N 20 1 "O4'" A DA 12 ? ? "C1'" A DA 12 ? ? N9 A DA 12 ? ? 111.09 108.30 2.79 0.30 N 21 1 N7 A DA 12 ? ? C8 A DA 12 ? ? N9 A DA 12 ? ? 117.54 113.80 3.74 0.50 N 22 1 "O4'" A DC 13 ? ? "C1'" A DC 13 ? ? N1 A DC 13 ? ? 110.84 108.30 2.54 0.30 N 23 1 "O4'" A DC 14 ? ? "C1'" A DC 14 ? ? N1 A DC 14 ? ? 111.06 108.30 2.76 0.30 N 24 1 "O4'" A DC 15 ? ? "C1'" A DC 15 ? ? N1 A DC 15 ? ? 111.20 108.30 2.90 0.30 N 25 1 "O4'" A DU 16 ? ? "C1'" A DU 16 ? ? N1 A DU 16 ? ? 111.81 108.30 3.51 0.30 N 26 1 "O4'" A DA 17 ? ? "C1'" A DA 17 ? ? N9 A DA 17 ? ? 112.18 108.30 3.88 0.30 N 27 1 C5 A DA 17 ? ? N7 A DA 17 ? ? C8 A DA 17 ? ? 99.81 103.90 -4.09 0.50 N 28 1 N7 A DA 17 ? ? C8 A DA 17 ? ? N9 A DA 17 ? ? 117.65 113.80 3.85 0.50 N 29 1 "O4'" A DA 18 ? ? "C1'" A DA 18 ? ? N9 A DA 18 ? ? 110.89 108.30 2.59 0.30 N 30 1 N7 A DA 18 ? ? C8 A DA 18 ? ? N9 A DA 18 ? ? 117.69 113.80 3.89 0.50 N 31 1 C8 A DA 18 ? ? N9 A DA 18 ? ? C4 A DA 18 ? ? 103.39 105.80 -2.41 0.40 N 32 1 C2 A DC 19 ? ? N3 A DC 19 ? ? C4 A DC 19 ? ? 123.39 119.90 3.49 0.50 N 33 1 N1 A DC 19 ? ? C2 A DC 19 ? ? O2 A DC 19 ? ? 123.01 118.90 4.11 0.60 N 34 1 "O4'" A DC 20 ? ? "C1'" A DC 20 ? ? N1 A DC 20 ? ? 111.02 108.30 2.72 0.30 N 35 1 C2 A DC 20 ? ? N3 A DC 20 ? ? C4 A DC 20 ? ? 123.12 119.90 3.22 0.50 N 36 1 "O4'" A DC 21 ? ? "C1'" A DC 21 ? ? N1 A DC 21 ? ? 110.40 108.30 2.10 0.30 N 37 1 C2 A DC 21 ? ? N3 A DC 21 ? ? C4 A DC 21 ? ? 122.96 119.90 3.06 0.50 N 38 1 "O4'" A DT 22 ? ? "C1'" A DT 22 ? ? N1 A DT 22 ? ? 110.11 108.30 1.81 0.30 N 39 1 C6 A DT 22 ? ? C5 A DT 22 ? ? C7 A DT 22 ? ? 119.10 122.90 -3.80 0.60 N # _pdbx_validate_planes.id 1 _pdbx_validate_planes.PDB_model_num 1 _pdbx_validate_planes.auth_comp_id DA _pdbx_validate_planes.auth_asym_id A _pdbx_validate_planes.auth_seq_id 5 _pdbx_validate_planes.PDB_ins_code ? _pdbx_validate_planes.label_alt_id ? _pdbx_validate_planes.rmsd 0.073 _pdbx_validate_planes.type 'SIDE CHAIN' # _pdbx_struct_mod_residue.id 1 _pdbx_struct_mod_residue.label_asym_id A _pdbx_struct_mod_residue.label_comp_id 5CM _pdbx_struct_mod_residue.label_seq_id 7 _pdbx_struct_mod_residue.auth_asym_id A _pdbx_struct_mod_residue.auth_comp_id 5CM _pdbx_struct_mod_residue.auth_seq_id 7 _pdbx_struct_mod_residue.PDB_ins_code ? _pdbx_struct_mod_residue.parent_comp_id DC _pdbx_struct_mod_residue.details ? # _pdbx_nmr_ensemble.entry_id 1EL2 _pdbx_nmr_ensemble.conformers_calculated_total_number 100 _pdbx_nmr_ensemble.conformers_submitted_total_number 1 _pdbx_nmr_ensemble.conformer_selection_criteria 'structures with the least restraint violations, structures with the lowest energy' _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 1EL2 _pdbx_nmr_representative.conformer_id 1 _pdbx_nmr_representative.selection_criteria 'fewest violations, lowest energy' # _pdbx_nmr_sample_details.solution_id 1 _pdbx_nmr_sample_details.contents '1.5 to 4 mM of unlabeled DNA' _pdbx_nmr_sample_details.solvent_system water # _pdbx_nmr_exptl_sample_conditions.conditions_id 1 _pdbx_nmr_exptl_sample_conditions.temperature ? _pdbx_nmr_exptl_sample_conditions.pressure ambient _pdbx_nmr_exptl_sample_conditions.pH 5 _pdbx_nmr_exptl_sample_conditions.ionic_strength '~10mM NaCl' _pdbx_nmr_exptl_sample_conditions.pressure_units ? _pdbx_nmr_exptl_sample_conditions.temperature_units K # _pdbx_nmr_exptl.experiment_id 1 _pdbx_nmr_exptl.conditions_id 1 _pdbx_nmr_exptl.solution_id 1 _pdbx_nmr_exptl.type 'NOESY, COSY, TOCSY, 31P-1H hetero-TOCSY, 13C-1H HSQC, HMBC, JRHMBC' # _pdbx_nmr_details.entry_id 1EL2 _pdbx_nmr_details.text 'The structure was determined using 2D homonuclear and natural abundance heteronuclear techniques at temperatures 263-303.' # _pdbx_nmr_refine.entry_id 1EL2 _pdbx_nmr_refine.method 'simulated annealing' _pdbx_nmr_refine.details ? _pdbx_nmr_refine.software_ordinal 1 # _pdbx_nmr_software.name X-PLOR _pdbx_nmr_software.version 3.851 _pdbx_nmr_software.classification refinement _pdbx_nmr_software.authors Brunger _pdbx_nmr_software.ordinal 1 # 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 5CM N1 N N N 1 5CM C2 C N N 2 5CM N3 N N N 3 5CM C4 C N N 4 5CM C5 C N N 5 5CM C5A C N N 6 5CM C6 C N N 7 5CM O2 O N N 8 5CM N4 N N N 9 5CM "C1'" C N R 10 5CM "C2'" C N N 11 5CM "C3'" C N S 12 5CM "C4'" C N R 13 5CM "O4'" O N N 14 5CM "O3'" O N N 15 5CM "C5'" C N N 16 5CM "O5'" O N N 17 5CM P P N N 18 5CM OP1 O N N 19 5CM OP2 O N N 20 5CM OP3 O N N 21 5CM H5A1 H N N 22 5CM H5A2 H N N 23 5CM H5A3 H N N 24 5CM H6 H N N 25 5CM HN41 H N N 26 5CM HN42 H N N 27 5CM "H1'" H N N 28 5CM "H2'" H N N 29 5CM "H2''" H N N 30 5CM "H3'" H N N 31 5CM "H4'" H N N 32 5CM "HO3'" H N N 33 5CM "H5'" H N N 34 5CM "H5''" H N N 35 5CM HOP2 H N N 36 5CM HOP3 H N N 37 DA OP3 O N N 38 DA P P N N 39 DA OP1 O N N 40 DA OP2 O N N 41 DA "O5'" O N N 42 DA "C5'" C N N 43 DA "C4'" C N R 44 DA "O4'" O N N 45 DA "C3'" C N S 46 DA "O3'" O N N 47 DA "C2'" C N N 48 DA "C1'" C N R 49 DA N9 N Y N 50 DA C8 C Y N 51 DA N7 N Y N 52 DA C5 C Y N 53 DA C6 C Y N 54 DA N6 N N N 55 DA N1 N Y N 56 DA C2 C Y N 57 DA N3 N Y N 58 DA C4 C Y N 59 DA HOP3 H N N 60 DA HOP2 H N N 61 DA "H5'" H N N 62 DA "H5''" H N N 63 DA "H4'" H N N 64 DA "H3'" H N N 65 DA "HO3'" H N N 66 DA "H2'" H N N 67 DA "H2''" H N N 68 DA "H1'" H N N 69 DA H8 H N N 70 DA H61 H N N 71 DA H62 H N N 72 DA H2 H N N 73 DC OP3 O N N 74 DC P P N N 75 DC OP1 O N N 76 DC OP2 O N N 77 DC "O5'" O N N 78 DC "C5'" C N N 79 DC "C4'" C N R 80 DC "O4'" O N N 81 DC "C3'" C N S 82 DC "O3'" O N N 83 DC "C2'" C N N 84 DC "C1'" C N R 85 DC N1 N N N 86 DC C2 C N N 87 DC O2 O N N 88 DC N3 N N N 89 DC C4 C N N 90 DC N4 N N N 91 DC C5 C N N 92 DC C6 C N N 93 DC HOP3 H N N 94 DC HOP2 H N N 95 DC "H5'" H N N 96 DC "H5''" H N N 97 DC "H4'" H N N 98 DC "H3'" H N N 99 DC "HO3'" H N N 100 DC "H2'" H N N 101 DC "H2''" H N N 102 DC "H1'" H N N 103 DC H41 H N N 104 DC H42 H N N 105 DC H5 H N N 106 DC H6 H N N 107 DT OP3 O N N 108 DT P P N N 109 DT OP1 O N N 110 DT OP2 O N N 111 DT "O5'" O N N 112 DT "C5'" C N N 113 DT "C4'" C N R 114 DT "O4'" O N N 115 DT "C3'" C N S 116 DT "O3'" O N N 117 DT "C2'" C N N 118 DT "C1'" C N R 119 DT N1 N N N 120 DT C2 C N N 121 DT O2 O N N 122 DT N3 N N N 123 DT C4 C N N 124 DT O4 O N N 125 DT C5 C N N 126 DT C7 C N N 127 DT C6 C N N 128 DT HOP3 H N N 129 DT HOP2 H N N 130 DT "H5'" H N N 131 DT "H5''" H N N 132 DT "H4'" H N N 133 DT "H3'" H N N 134 DT "HO3'" H N N 135 DT "H2'" H N N 136 DT "H2''" H N N 137 DT "H1'" H N N 138 DT H3 H N N 139 DT H71 H N N 140 DT H72 H N N 141 DT H73 H N N 142 DT H6 H N N 143 DU OP3 O N N 144 DU P P N N 145 DU OP1 O N N 146 DU OP2 O N N 147 DU "O5'" O N N 148 DU "C5'" C N N 149 DU "C4'" C N R 150 DU "O4'" O N N 151 DU "C3'" C N S 152 DU "O3'" O N N 153 DU "C2'" C N N 154 DU "C1'" C N R 155 DU N1 N N N 156 DU C2 C N N 157 DU O2 O N N 158 DU N3 N N N 159 DU C4 C N N 160 DU O4 O N N 161 DU C5 C N N 162 DU C6 C N N 163 DU HOP3 H N N 164 DU HOP2 H N N 165 DU "H5'" H N N 166 DU "H5''" H N N 167 DU "H4'" H N N 168 DU "H3'" H N N 169 DU "HO3'" H N N 170 DU "H2'" H N N 171 DU "H2''" H N N 172 DU "H1'" H N N 173 DU H3 H N N 174 DU H5 H N N 175 DU H6 H N N 176 # 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 5CM N1 C2 sing N N 1 5CM N1 C6 sing N N 2 5CM N1 "C1'" sing N N 3 5CM C2 N3 sing N N 4 5CM C2 O2 doub N N 5 5CM N3 C4 doub N N 6 5CM C4 C5 sing N N 7 5CM C4 N4 sing N N 8 5CM C5 C5A sing N N 9 5CM C5 C6 doub N N 10 5CM C5A H5A1 sing N N 11 5CM C5A H5A2 sing N N 12 5CM C5A H5A3 sing N N 13 5CM C6 H6 sing N N 14 5CM N4 HN41 sing N N 15 5CM N4 HN42 sing N N 16 5CM "C1'" "C2'" sing N N 17 5CM "C1'" "O4'" sing N N 18 5CM "C1'" "H1'" sing N N 19 5CM "C2'" "C3'" sing N N 20 5CM "C2'" "H2'" sing N N 21 5CM "C2'" "H2''" sing N N 22 5CM "C3'" "C4'" sing N N 23 5CM "C3'" "O3'" sing N N 24 5CM "C3'" "H3'" sing N N 25 5CM "C4'" "O4'" sing N N 26 5CM "C4'" "C5'" sing N N 27 5CM "C4'" "H4'" sing N N 28 5CM "O3'" "HO3'" sing N N 29 5CM "C5'" "O5'" sing N N 30 5CM "C5'" "H5'" sing N N 31 5CM "C5'" "H5''" sing N N 32 5CM "O5'" P sing N N 33 5CM P OP1 doub N N 34 5CM P OP2 sing N N 35 5CM P OP3 sing N N 36 5CM OP2 HOP2 sing N N 37 5CM OP3 HOP3 sing N N 38 DA OP3 P sing N N 39 DA OP3 HOP3 sing N N 40 DA P OP1 doub N N 41 DA P OP2 sing N N 42 DA P "O5'" sing N N 43 DA OP2 HOP2 sing N N 44 DA "O5'" "C5'" sing N N 45 DA "C5'" "C4'" sing N N 46 DA "C5'" "H5'" sing N N 47 DA "C5'" "H5''" sing N N 48 DA "C4'" "O4'" sing N N 49 DA "C4'" "C3'" sing N N 50 DA "C4'" "H4'" sing N N 51 DA "O4'" "C1'" sing N N 52 DA "C3'" "O3'" sing N N 53 DA "C3'" "C2'" sing N N 54 DA "C3'" "H3'" sing N N 55 DA "O3'" "HO3'" sing N N 56 DA "C2'" "C1'" sing N N 57 DA "C2'" "H2'" sing N N 58 DA "C2'" "H2''" sing N N 59 DA "C1'" N9 sing N N 60 DA "C1'" "H1'" sing N N 61 DA N9 C8 sing Y N 62 DA N9 C4 sing Y N 63 DA C8 N7 doub Y N 64 DA C8 H8 sing N N 65 DA N7 C5 sing Y N 66 DA C5 C6 sing Y N 67 DA C5 C4 doub Y N 68 DA C6 N6 sing N N 69 DA C6 N1 doub Y N 70 DA N6 H61 sing N N 71 DA N6 H62 sing N N 72 DA N1 C2 sing Y N 73 DA C2 N3 doub Y N 74 DA C2 H2 sing N N 75 DA N3 C4 sing Y N 76 DC OP3 P sing N N 77 DC OP3 HOP3 sing N N 78 DC P OP1 doub N N 79 DC P OP2 sing N N 80 DC P "O5'" sing N N 81 DC OP2 HOP2 sing N N 82 DC "O5'" "C5'" sing N N 83 DC "C5'" "C4'" sing N N 84 DC "C5'" "H5'" sing N N 85 DC "C5'" "H5''" sing N N 86 DC "C4'" "O4'" sing N N 87 DC "C4'" "C3'" sing N N 88 DC "C4'" "H4'" sing N N 89 DC "O4'" "C1'" sing N N 90 DC "C3'" "O3'" sing N N 91 DC "C3'" "C2'" sing N N 92 DC "C3'" "H3'" sing N N 93 DC "O3'" "HO3'" sing N N 94 DC "C2'" "C1'" sing N N 95 DC "C2'" "H2'" sing N N 96 DC "C2'" "H2''" sing N N 97 DC "C1'" N1 sing N N 98 DC "C1'" "H1'" sing N N 99 DC N1 C2 sing N N 100 DC N1 C6 sing N N 101 DC C2 O2 doub N N 102 DC C2 N3 sing N N 103 DC N3 C4 doub N N 104 DC C4 N4 sing N N 105 DC C4 C5 sing N N 106 DC N4 H41 sing N N 107 DC N4 H42 sing N N 108 DC C5 C6 doub N N 109 DC C5 H5 sing N N 110 DC C6 H6 sing N N 111 DT OP3 P sing N N 112 DT OP3 HOP3 sing N N 113 DT P OP1 doub N N 114 DT P OP2 sing N N 115 DT P "O5'" sing N N 116 DT OP2 HOP2 sing N N 117 DT "O5'" "C5'" sing N N 118 DT "C5'" "C4'" sing N N 119 DT "C5'" "H5'" sing N N 120 DT "C5'" "H5''" sing N N 121 DT "C4'" "O4'" sing N N 122 DT "C4'" "C3'" sing N N 123 DT "C4'" "H4'" sing N N 124 DT "O4'" "C1'" sing N N 125 DT "C3'" "O3'" sing N N 126 DT "C3'" "C2'" sing N N 127 DT "C3'" "H3'" sing N N 128 DT "O3'" "HO3'" sing N N 129 DT "C2'" "C1'" sing N N 130 DT "C2'" "H2'" sing N N 131 DT "C2'" "H2''" sing N N 132 DT "C1'" N1 sing N N 133 DT "C1'" "H1'" sing N N 134 DT N1 C2 sing N N 135 DT N1 C6 sing N N 136 DT C2 O2 doub N N 137 DT C2 N3 sing N N 138 DT N3 C4 sing N N 139 DT N3 H3 sing N N 140 DT C4 O4 doub N N 141 DT C4 C5 sing N N 142 DT C5 C7 sing N N 143 DT C5 C6 doub N N 144 DT C7 H71 sing N N 145 DT C7 H72 sing N N 146 DT C7 H73 sing N N 147 DT C6 H6 sing N N 148 DU OP3 P sing N N 149 DU OP3 HOP3 sing N N 150 DU P OP1 doub N N 151 DU P OP2 sing N N 152 DU P "O5'" sing N N 153 DU OP2 HOP2 sing N N 154 DU "O5'" "C5'" sing N N 155 DU "C5'" "C4'" sing N N 156 DU "C5'" "H5'" sing N N 157 DU "C5'" "H5''" sing N N 158 DU "C4'" "O4'" sing N N 159 DU "C4'" "C3'" sing N N 160 DU "C4'" "H4'" sing N N 161 DU "O4'" "C1'" sing N N 162 DU "C3'" "O3'" sing N N 163 DU "C3'" "C2'" sing N N 164 DU "C3'" "H3'" sing N N 165 DU "O3'" "HO3'" sing N N 166 DU "C2'" "C1'" sing N N 167 DU "C2'" "H2'" sing N N 168 DU "C2'" "H2''" sing N N 169 DU "C1'" N1 sing N N 170 DU "C1'" "H1'" sing N N 171 DU N1 C2 sing N N 172 DU N1 C6 sing N N 173 DU C2 O2 doub N N 174 DU C2 N3 sing N N 175 DU N3 C4 sing N N 176 DU N3 H3 sing N N 177 DU C4 O4 doub N N 178 DU C4 C5 sing N N 179 DU C5 C6 doub N N 180 DU C5 H5 sing N N 181 DU C6 H6 sing N N 182 # loop_ _ndb_struct_conf_na.entry_id _ndb_struct_conf_na.feature 1EL2 'double helix' 1EL2 'parallel strands' 1EL2 'mismatched base pair' 1EL2 'internal 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 DA 6 1_555 A DA 17 1_555 -6.524 4.507 1.856 52.219 2.176 -171.357 1 A_DA6:DA17_A A 6 ? A 17 ? ? ? 1 A DU 16 1_555 A DA 18 1_555 -2.663 -3.236 -2.325 -35.188 -7.230 -118.685 2 A_DU16:DA18_A A 16 ? A 18 ? ? 2 1 A 5CM 7 1_555 A DC 19 1_555 2.176 0.381 -0.708 -16.180 11.409 171.354 3 A_5CM7:DC19_A A 7 ? A 19 ? 14 2 1 A DC 15 1_555 A DC 3 1_555 1.985 0.641 -0.367 0.214 0.597 175.644 4 A_DC15:DC3_A A 15 ? A 3 ? 14 2 1 A DC 8 1_555 A DC 20 1_555 1.903 0.509 0.063 -2.005 7.629 178.544 5 A_DC8:DC20_A A 8 ? A 20 ? 14 2 1 A DC 14 1_555 A DC 2 1_555 -2.036 -1.724 -0.117 -0.782 -12.816 -179.923 6 A_DC14:DC2_A A 14 ? A 2 ? 15 2 1 A DC 9 1_555 A DC 21 1_555 1.991 1.317 -0.421 1.615 6.615 178.696 7 A_DC9:DC21_A A 9 ? A 21 ? 15 2 1 A DC 13 1_555 A DC 1 1_555 -1.982 -1.193 0.346 9.751 -16.286 -176.670 8 A_DC13:DC1_A A 13 ? A 1 ? 15 2 1 A DA 11 1_555 A DT 22 1_555 -0.125 -3.597 2.380 -31.617 4.562 -99.351 9 A_DA11:DT22_A A 11 ? A 22 ? ? ? # 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 DA 6 1_555 A DA 17 1_555 A DU 16 1_555 A DA 18 1_555 0.035 -0.237 4.372 23.203 -12.040 118.497 0.018 0.279 4.352 -6.963 -13.419 120.256 1 AA_DA6DU16:DA18DA17_AA A 6 ? A 17 ? A 16 ? A 18 ? 1 A DU 16 1_555 A DA 18 1_555 A 5CM 7 1_555 A DC 19 1_555 -1.620 0.762 2.982 23.661 1.750 146.855 0.390 0.937 2.881 0.912 -12.328 147.583 2 AA_DU165CM7:DC19DA18_AA A 16 ? A 18 ? A 7 ? A 19 ? 1 A 5CM 7 1_555 A DC 19 1_555 A DC 15 1_555 A DC 3 1_555 2.050 -2.789 0.647 -111.816 -130.520 -153.935 1.442 0.984 0.454 65.339 -55.976 -178.167 3 AA_5CM7DC15:DC3DC19_AA A 7 ? A 19 ? A 15 ? A 3 ? 1 A DC 15 1_555 A DC 3 1_555 A DC 8 1_555 A DC 20 1_555 1.592 -2.198 -1.267 135.337 102.567 73.995 -0.789 -1.211 -0.811 52.506 -69.281 171.867 4 AA_DC15DC8:DC20DC3_AA A 15 ? A 3 ? A 8 ? A 20 ? 1 A DC 8 1_555 A DC 20 1_555 A DC 14 1_555 A DC 2 1_555 -2.697 -2.569 -0.638 -126.496 122.196 34.784 -1.112 1.530 -0.043 62.102 64.287 176.066 5 AA_DC8DC14:DC2DC20_AA A 8 ? A 20 ? A 14 ? A 2 ? 1 A DC 14 1_555 A DC 2 1_555 A DC 9 1_555 A DC 21 1_555 -2.402 -0.945 -0.830 106.553 -142.952 32.699 -0.987 0.818 -0.884 -71.967 -53.643 178.363 6 AA_DC14DC9:DC21DC2_AA A 14 ? A 2 ? A 9 ? A 21 ? 1 A DC 9 1_555 A DC 21 1_555 A DC 13 1_555 A DC 1 1_555 -2.906 -2.738 0.139 -110.574 117.137 -134.450 1.352 -1.474 0.127 -59.096 -55.785 -172.705 7 AA_DC9DC13:DC1DC21_AA A 9 ? A 21 ? A 13 ? A 1 ? 1 A DC 13 1_555 A DC 1 1_555 A DA 11 1_555 A DT 22 1_555 0.540 -5.411 -1.680 134.667 30.069 -5.530 3.021 -0.265 0.565 -19.381 86.801 -138.035 8 AA_DC13DA11:DT22DC1_AA A 13 ? A 1 ? A 11 ? A 22 ? # 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 INOVA 500 2 ? Bruker AVANCE 800 # _atom_sites.entry_id 1EL2 _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_