data_1BCB
# 
_entry.id   1BCB 
# 
_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   1BCB         pdb_00001bcb 10.2210/pdb1bcb/pdb 
WWPDB D_1000171583 ?            ?                   
# 
loop_
_pdbx_audit_revision_history.ordinal 
_pdbx_audit_revision_history.data_content_type 
_pdbx_audit_revision_history.major_revision 
_pdbx_audit_revision_history.minor_revision 
_pdbx_audit_revision_history.revision_date 
1 'Structure model' 1 0 1998-08-12 
2 'Structure model' 1 1 2008-03-04 
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 4 'Structure model' Other                       
7 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_database_status  
3 4 'Structure model' pdbx_nmr_software     
4 4 'Structure model' pdbx_struct_assembly  
5 4 'Structure model' pdbx_struct_oper_list 
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_database_status.process_site'  
4 4 'Structure model' '_pdbx_nmr_software.name'             
# 
_pdbx_database_status.status_code                     REL 
_pdbx_database_status.entry_id                        1BCB 
_pdbx_database_status.recvd_initial_deposition_date   1998-04-29 
_pdbx_database_status.deposit_site                    ? 
_pdbx_database_status.process_site                    BNL 
_pdbx_database_status.status_code_sf                  ? 
_pdbx_database_status.status_code_mr                  REL 
_pdbx_database_status.SG_entry                        ? 
_pdbx_database_status.pdb_format_compatible           Y 
_pdbx_database_status.status_code_cs                  ? 
_pdbx_database_status.status_code_nmr_data            ? 
_pdbx_database_status.methods_development_category    ? 
# 
loop_
_pdbx_database_related.db_name 
_pdbx_database_related.db_id 
_pdbx_database_related.details 
_pdbx_database_related.content_type 
PDB 1BCE 'ENSEMBLE OF 10 STRUCTURES' unspecified 
PDB 1BWG 'ENSEMBLE OF 10 STRUCTURES' unspecified 
# 
loop_
_audit_author.name 
_audit_author.pdbx_ordinal 
'Asensio, J.L.' 1 
'Brown, T.'     2 
'Lane, A.N.'    3 
# 
_citation.id                        primary 
_citation.title                     
'Comparison of the solution structures of intramolecular DNA triple helices containing adjacent and non-adjacent CG.C+ triplets.' 
_citation.journal_abbrev            'Nucleic Acids Res.' 
_citation.journal_volume            26 
_citation.page_first                3677 
_citation.page_last                 3686 
_citation.year                      1998 
_citation.journal_id_ASTM           NARHAD 
_citation.country                   UK 
_citation.journal_id_ISSN           0305-1048 
_citation.journal_id_CSD            0389 
_citation.book_publisher            ? 
_citation.pdbx_database_id_PubMed   9685482 
_citation.pdbx_database_id_DOI      10.1093/nar/26.16.3677 
# 
loop_
_citation_author.citation_id 
_citation_author.name 
_citation_author.ordinal 
_citation_author.identifier_ORCID 
primary 'Asensio, J.L.' 1 ? 
primary 'Brown, T.'     2 ? 
primary 'Lane, A.N.'    3 ? 
# 
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 
;DNA (5'-D(*AP*GP*AP*AP*GP*A)-3')
;
1866.281 1 ? ? ? 'NON-NUCLEOTIDE LINKERS BETWEEN RESIDUES 6 AND 7 AND BETWEEN 12 AND 13' 
2 polymer syn 
;DNA (5'-D(*TP*CP*TP*TP*CP*T)-3')
;
1750.177 2 ? ? ? 'NON-NUCLEOTIDE LINKERS BETWEEN RESIDUES 6 AND 7 AND BETWEEN 12 AND 13' 
# 
loop_
_entity_poly.entity_id 
_entity_poly.type 
_entity_poly.nstd_linkage 
_entity_poly.nstd_monomer 
_entity_poly.pdbx_seq_one_letter_code 
_entity_poly.pdbx_seq_one_letter_code_can 
_entity_poly.pdbx_strand_id 
_entity_poly.pdbx_target_identifier 
1 polydeoxyribonucleotide no no '(DA)(DG)(DA)(DA)(DG)(DA)' AGAAGA A   ? 
2 polydeoxyribonucleotide no no '(DT)(DC)(DT)(DT)(DC)(DT)' TCTTCT B,C ? 
# 
loop_
_entity_poly_seq.entity_id 
_entity_poly_seq.num 
_entity_poly_seq.mon_id 
_entity_poly_seq.hetero 
1 1 DA n 
1 2 DG n 
1 3 DA n 
1 4 DA n 
1 5 DG n 
1 6 DA n 
2 1 DT n 
2 2 DC n 
2 3 DT n 
2 4 DT n 
2 5 DC n 
2 6 DT n 
# 
loop_
_pdbx_entity_src_syn.entity_id 
_pdbx_entity_src_syn.pdbx_src_id 
_pdbx_entity_src_syn.pdbx_alt_source_flag 
_pdbx_entity_src_syn.pdbx_beg_seq_num 
_pdbx_entity_src_syn.pdbx_end_seq_num 
_pdbx_entity_src_syn.organism_scientific 
_pdbx_entity_src_syn.organism_common_name 
_pdbx_entity_src_syn.ncbi_taxonomy_id 
_pdbx_entity_src_syn.details 
1 1 sample ? ? ? ? ? 'CHEMICAL SYNTHESIS' 
2 1 sample ? ? ? ? ? 'CHEMICAL SYNTHESIS' 
# 
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 
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 
DG 'DNA linking' y "2'-DEOXYGUANOSINE-5'-MONOPHOSPHATE" ? 'C10 H14 N5 O7 P' 347.221 
DT 'DNA linking' y "THYMIDINE-5'-MONOPHOSPHATE"         ? 'C10 H15 N2 O8 P' 322.208 
# 
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 DA 1 1  1  DA A A . n 
A 1 2 DG 2 2  2  DG G A . n 
A 1 3 DA 3 3  3  DA A A . n 
A 1 4 DA 4 4  4  DA A A . n 
A 1 5 DG 5 5  5  DG G A . n 
A 1 6 DA 6 6  6  DA A A . n 
B 2 1 DT 1 7  7  DT T B . n 
B 2 2 DC 2 8  8  DC C B . n 
B 2 3 DT 3 9  9  DT T B . n 
B 2 4 DT 4 10 10 DT T B . n 
B 2 5 DC 5 11 11 DC C B . n 
B 2 6 DT 6 12 12 DT T B . n 
C 2 1 DT 1 13 13 DT T C . n 
C 2 2 DC 2 14 14 DC C C . n 
C 2 3 DT 3 15 15 DT T C . n 
C 2 4 DT 4 16 16 DT T C . n 
C 2 5 DC 5 17 17 DC C C . n 
C 2 6 DT 6 18 18 DT T C . n 
# 
_cell.entry_id           1BCB 
_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                         1BCB 
_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          1BCB 
_exptl.method            'SOLUTION NMR' 
_exptl.crystals_number   ? 
# 
_database_PDB_matrix.entry_id          1BCB 
_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                  1BCB 
_struct.title                     'INTRAMOLECULAR TRIPLEX, NMR, 10 STRUCTURES' 
_struct.pdbx_model_details        ? 
_struct.pdbx_CASP_flag            ? 
_struct.pdbx_model_type_details   ? 
# 
_struct_keywords.entry_id        1BCB 
_struct_keywords.pdbx_keywords   DNA 
_struct_keywords.text            'DEOXYRIBONUCLEIC ACID, DNA TRIPLEX, DNA' 
# 
loop_
_struct_asym.id 
_struct_asym.pdbx_blank_PDB_chainid_flag 
_struct_asym.pdbx_modified 
_struct_asym.entity_id 
_struct_asym.details 
A N N 1 ? 
B N N 2 ? 
C N N 2 ? 
# 
loop_
_struct_ref.id 
_struct_ref.entity_id 
_struct_ref.db_name 
_struct_ref.db_code 
_struct_ref.pdbx_db_accession 
_struct_ref.pdbx_db_isoform 
_struct_ref.pdbx_seq_one_letter_code 
_struct_ref.pdbx_align_begin 
1 1 PDB 1BCB 1BCB ? ? ? 
2 2 PDB 1BCB 1BCB ? ? ? 
# 
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 1BCB A 1 ? 6 ? 1BCB 1  ? 6  ? 1  6  
2 2 1BCB B 1 ? 6 ? 1BCB 7  ? 12 ? 7  12 
3 2 1BCB C 1 ? 6 ? 1BCB 13 ? 18 ? 13 18 
# 
_pdbx_struct_assembly.id                   1 
_pdbx_struct_assembly.details              author_defined_assembly 
_pdbx_struct_assembly.method_details       ? 
_pdbx_struct_assembly.oligomeric_details   trimeric 
_pdbx_struct_assembly.oligomeric_count     3 
# 
_pdbx_struct_assembly_gen.assembly_id       1 
_pdbx_struct_assembly_gen.oper_expression   1 
_pdbx_struct_assembly_gen.asym_id_list      A,B,C 
# 
_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 
hydrog1  hydrog ? ? A DA 1 N1 ? ? ? 1_555 B DT 6 N3 ? ? A DA 1 B DT 12 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog2  hydrog ? ? A DA 1 N6 ? ? ? 1_555 B DT 6 O4 ? ? A DA 1 B DT 12 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog3  hydrog ? ? A DA 1 N6 ? ? ? 1_555 C DT 1 O4 ? ? A DA 1 C DT 13 1_555 ? ? ? ? ? ? HOOGSTEEN    ? ? ? 
hydrog4  hydrog ? ? A DA 1 N7 ? ? ? 1_555 C DT 1 N3 ? ? A DA 1 C DT 13 1_555 ? ? ? ? ? ? HOOGSTEEN    ? ? ? 
hydrog5  hydrog ? ? A DG 2 N1 ? ? ? 1_555 B DC 5 N3 ? ? A DG 2 B DC 11 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog6  hydrog ? ? A DG 2 N2 ? ? ? 1_555 B DC 5 O2 ? ? A DG 2 B DC 11 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog7  hydrog ? ? A DG 2 O6 ? ? ? 1_555 B DC 5 N4 ? ? A DG 2 B DC 11 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog8  hydrog ? ? A DG 2 O6 ? ? ? 1_555 C DC 2 N4 ? ? A DG 2 C DC 14 1_555 ? ? ? ? ? ? 'DG-DC PAIR' ? ? ? 
hydrog9  hydrog ? ? A DA 3 N1 ? ? ? 1_555 B DT 4 N3 ? ? A DA 3 B DT 10 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog10 hydrog ? ? A DA 3 N6 ? ? ? 1_555 B DT 4 O4 ? ? A DA 3 B DT 10 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog11 hydrog ? ? A DA 3 N6 ? ? ? 1_555 C DT 3 O4 ? ? A DA 3 C DT 15 1_555 ? ? ? ? ? ? HOOGSTEEN    ? ? ? 
hydrog12 hydrog ? ? A DA 3 N7 ? ? ? 1_555 C DT 3 N3 ? ? A DA 3 C DT 15 1_555 ? ? ? ? ? ? HOOGSTEEN    ? ? ? 
hydrog13 hydrog ? ? A DA 4 N1 ? ? ? 1_555 B DT 3 N3 ? ? A DA 4 B DT 9  1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog14 hydrog ? ? A DA 4 N6 ? ? ? 1_555 B DT 3 O4 ? ? A DA 4 B DT 9  1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog15 hydrog ? ? A DA 4 N6 ? ? ? 1_555 C DT 4 O4 ? ? A DA 4 C DT 16 1_555 ? ? ? ? ? ? HOOGSTEEN    ? ? ? 
hydrog16 hydrog ? ? A DA 4 N7 ? ? ? 1_555 C DT 4 N3 ? ? A DA 4 C DT 16 1_555 ? ? ? ? ? ? HOOGSTEEN    ? ? ? 
hydrog17 hydrog ? ? A DG 5 N1 ? ? ? 1_555 B DC 2 N3 ? ? A DG 5 B DC 8  1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog18 hydrog ? ? A DG 5 N2 ? ? ? 1_555 B DC 2 O2 ? ? A DG 5 B DC 8  1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog19 hydrog ? ? A DG 5 O6 ? ? ? 1_555 B DC 2 N4 ? ? A DG 5 B DC 8  1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog20 hydrog ? ? A DG 5 O6 ? ? ? 1_555 C DC 5 N4 ? ? A DG 5 C DC 17 1_555 ? ? ? ? ? ? 'DG-DC PAIR' ? ? ? 
hydrog21 hydrog ? ? A DA 6 N1 ? ? ? 1_555 B DT 1 N3 ? ? A DA 6 B DT 7  1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog22 hydrog ? ? A DA 6 N6 ? ? ? 1_555 B DT 1 O4 ? ? A DA 6 B DT 7  1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog23 hydrog ? ? A DA 6 N6 ? ? ? 1_555 C DT 6 O4 ? ? A DA 6 C DT 18 1_555 ? ? ? ? ? ? HOOGSTEEN    ? ? ? 
hydrog24 hydrog ? ? A DA 6 N7 ? ? ? 1_555 C DT 6 N3 ? ? A DA 6 C DT 18 1_555 ? ? ? ? ? ? HOOGSTEEN    ? ? ? 
# 
_struct_conn_type.id          hydrog 
_struct_conn_type.criteria    ? 
_struct_conn_type.reference   ? 
# 
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 DG 2  ? ? "C1'" A DG 2  ? ? N9 A DG 2  ? ? 111.00 108.30 2.70  0.30 N 
2   1  "O4'" A DA 3  ? ? "C1'" A DA 3  ? ? N9 A DA 3  ? ? 111.05 108.30 2.75  0.30 N 
3   1  "O4'" A DA 4  ? ? "C1'" A DA 4  ? ? N9 A DA 4  ? ? 113.31 108.30 5.01  0.30 N 
4   1  "O4'" A DA 6  ? ? "C1'" A DA 6  ? ? N9 A DA 6  ? ? 112.20 108.30 3.90  0.30 N 
5   1  "O4'" B DT 9  ? ? "C1'" B DT 9  ? ? N1 B DT 9  ? ? 113.18 108.30 4.88  0.30 N 
6   1  "O4'" B DC 11 ? ? "C1'" B DC 11 ? ? N1 B DC 11 ? ? 111.80 108.30 3.50  0.30 N 
7   1  "O4'" B DT 12 ? ? "C1'" B DT 12 ? ? N1 B DT 12 ? ? 110.67 108.30 2.37  0.30 N 
8   1  "O4'" C DT 13 ? ? "C1'" C DT 13 ? ? N1 C DT 13 ? ? 110.42 108.30 2.12  0.30 N 
9   1  "O4'" C DT 15 ? ? "C1'" C DT 15 ? ? N1 C DT 15 ? ? 113.04 108.30 4.74  0.30 N 
10  1  C6    C DT 16 ? ? C5    C DT 16 ? ? C7 C DT 16 ? ? 118.74 122.90 -4.16 0.60 N 
11  1  "O4'" C DC 17 ? ? "C1'" C DC 17 ? ? N1 C DC 17 ? ? 111.09 108.30 2.79  0.30 N 
12  1  "O4'" C DT 18 ? ? "C1'" C DT 18 ? ? N1 C DT 18 ? ? 112.21 108.30 3.91  0.30 N 
13  2  "O4'" A DG 2  ? ? "C1'" A DG 2  ? ? N9 A DG 2  ? ? 111.51 108.30 3.21  0.30 N 
14  2  "O4'" A DA 3  ? ? "C1'" A DA 3  ? ? N9 A DA 3  ? ? 111.59 108.30 3.29  0.30 N 
15  2  "O4'" A DA 4  ? ? "C1'" A DA 4  ? ? N9 A DA 4  ? ? 113.32 108.30 5.02  0.30 N 
16  2  "O4'" A DA 6  ? ? "C1'" A DA 6  ? ? N9 A DA 6  ? ? 111.85 108.30 3.55  0.30 N 
17  2  "O4'" B DT 9  ? ? "C1'" B DT 9  ? ? N1 B DT 9  ? ? 113.51 108.30 5.21  0.30 N 
18  2  C6    B DT 9  ? ? C5    B DT 9  ? ? C7 B DT 9  ? ? 119.13 122.90 -3.77 0.60 N 
19  2  "O4'" B DC 11 ? ? "C1'" B DC 11 ? ? N1 B DC 11 ? ? 111.63 108.30 3.33  0.30 N 
20  2  "O4'" B DT 12 ? ? "C1'" B DT 12 ? ? N1 B DT 12 ? ? 110.75 108.30 2.45  0.30 N 
21  2  "O4'" C DT 13 ? ? "C1'" C DT 13 ? ? N1 C DT 13 ? ? 110.42 108.30 2.12  0.30 N 
22  2  "O4'" C DT 15 ? ? "C1'" C DT 15 ? ? N1 C DT 15 ? ? 111.66 108.30 3.36  0.30 N 
23  2  "O4'" C DC 17 ? ? "C1'" C DC 17 ? ? N1 C DC 17 ? ? 110.40 108.30 2.10  0.30 N 
24  2  C5    C DC 17 ? ? C6    C DC 17 ? ? N1 C DC 17 ? ? 124.16 121.00 3.16  0.50 N 
25  2  "O4'" C DT 18 ? ? "C1'" C DT 18 ? ? N1 C DT 18 ? ? 112.04 108.30 3.74  0.30 N 
26  3  "O4'" A DG 2  ? ? "C1'" A DG 2  ? ? N9 A DG 2  ? ? 110.92 108.30 2.62  0.30 N 
27  3  "O4'" A DA 4  ? ? "C1'" A DA 4  ? ? N9 A DA 4  ? ? 114.13 108.30 5.83  0.30 N 
28  3  "O4'" A DA 6  ? ? "C1'" A DA 6  ? ? N9 A DA 6  ? ? 112.47 108.30 4.17  0.30 N 
29  3  "O4'" B DT 7  ? ? "C1'" B DT 7  ? ? N1 B DT 7  ? ? 110.23 108.30 1.93  0.30 N 
30  3  "O4'" B DT 9  ? ? "C1'" B DT 9  ? ? N1 B DT 9  ? ? 111.44 108.30 3.14  0.30 N 
31  3  "O4'" B DC 11 ? ? "C1'" B DC 11 ? ? N1 B DC 11 ? ? 111.86 108.30 3.56  0.30 N 
32  3  "O4'" B DT 12 ? ? "C1'" B DT 12 ? ? N1 B DT 12 ? ? 110.63 108.30 2.33  0.30 N 
33  3  "O4'" C DT 13 ? ? "C1'" C DT 13 ? ? N1 C DT 13 ? ? 110.34 108.30 2.04  0.30 N 
34  3  "O4'" C DT 15 ? ? "C1'" C DT 15 ? ? N1 C DT 15 ? ? 113.60 108.30 5.30  0.30 N 
35  3  C6    C DT 16 ? ? C5    C DT 16 ? ? C7 C DT 16 ? ? 118.66 122.90 -4.24 0.60 N 
36  3  "O4'" C DC 17 ? ? "C1'" C DC 17 ? ? N1 C DC 17 ? ? 111.02 108.30 2.72  0.30 N 
37  3  C5    C DC 17 ? ? C6    C DC 17 ? ? N1 C DC 17 ? ? 124.05 121.00 3.05  0.50 N 
38  3  "O4'" C DT 18 ? ? "C1'" C DT 18 ? ? N1 C DT 18 ? ? 112.12 108.30 3.82  0.30 N 
39  4  "O4'" A DG 2  ? ? "C1'" A DG 2  ? ? N9 A DG 2  ? ? 111.31 108.30 3.01  0.30 N 
40  4  "O4'" A DA 3  ? ? "C1'" A DA 3  ? ? N9 A DA 3  ? ? 111.30 108.30 3.00  0.30 N 
41  4  "O4'" A DA 4  ? ? "C1'" A DA 4  ? ? N9 A DA 4  ? ? 113.33 108.30 5.03  0.30 N 
42  4  "O4'" A DG 5  ? ? "C1'" A DG 5  ? ? N9 A DG 5  ? ? 110.19 108.30 1.89  0.30 N 
43  4  "O4'" A DA 6  ? ? "C1'" A DA 6  ? ? N9 A DA 6  ? ? 112.26 108.30 3.96  0.30 N 
44  4  "O4'" B DT 7  ? ? "C1'" B DT 7  ? ? N1 B DT 7  ? ? 110.12 108.30 1.82  0.30 N 
45  4  "O4'" B DT 9  ? ? "C1'" B DT 9  ? ? N1 B DT 9  ? ? 111.47 108.30 3.17  0.30 N 
46  4  C6    B DT 9  ? ? C5    B DT 9  ? ? C7 B DT 9  ? ? 119.26 122.90 -3.64 0.60 N 
47  4  "O4'" B DT 10 ? ? "C1'" B DT 10 ? ? N1 B DT 10 ? ? 110.31 108.30 2.01  0.30 N 
48  4  "O4'" B DC 11 ? ? "C1'" B DC 11 ? ? N1 B DC 11 ? ? 110.92 108.30 2.62  0.30 N 
49  4  "O4'" B DT 12 ? ? "C1'" B DT 12 ? ? N1 B DT 12 ? ? 110.60 108.30 2.30  0.30 N 
50  4  "O4'" C DT 13 ? ? "C1'" C DT 13 ? ? N1 C DT 13 ? ? 110.34 108.30 2.04  0.30 N 
51  4  "O4'" C DT 15 ? ? "C1'" C DT 15 ? ? N1 C DT 15 ? ? 113.35 108.30 5.05  0.30 N 
52  4  C6    C DT 16 ? ? C5    C DT 16 ? ? C7 C DT 16 ? ? 118.94 122.90 -3.96 0.60 N 
53  4  "O4'" C DC 17 ? ? "C1'" C DC 17 ? ? N1 C DC 17 ? ? 111.12 108.30 2.82  0.30 N 
54  4  "O4'" C DT 18 ? ? "C1'" C DT 18 ? ? N1 C DT 18 ? ? 112.05 108.30 3.74  0.30 N 
55  5  "O4'" A DG 2  ? ? "C1'" A DG 2  ? ? N9 A DG 2  ? ? 111.37 108.30 3.07  0.30 N 
56  5  "O4'" A DA 3  ? ? "C1'" A DA 3  ? ? N9 A DA 3  ? ? 110.82 108.30 2.52  0.30 N 
57  5  "O4'" A DA 4  ? ? "C1'" A DA 4  ? ? N9 A DA 4  ? ? 112.51 108.30 4.21  0.30 N 
58  5  "O4'" A DG 5  ? ? "C1'" A DG 5  ? ? N9 A DG 5  ? ? 110.60 108.30 2.30  0.30 N 
59  5  "O4'" A DA 6  ? ? "C1'" A DA 6  ? ? N9 A DA 6  ? ? 111.63 108.30 3.33  0.30 N 
60  5  "O4'" B DT 7  ? ? "C1'" B DT 7  ? ? N1 B DT 7  ? ? 110.49 108.30 2.19  0.30 N 
61  5  "O4'" B DT 9  ? ? "C1'" B DT 9  ? ? N1 B DT 9  ? ? 111.63 108.30 3.33  0.30 N 
62  5  C6    B DT 9  ? ? C5    B DT 9  ? ? C7 B DT 9  ? ? 119.12 122.90 -3.78 0.60 N 
63  5  "O4'" B DC 11 ? ? "C1'" B DC 11 ? ? N1 B DC 11 ? ? 111.69 108.30 3.39  0.30 N 
64  5  "O4'" B DT 12 ? ? "C1'" B DT 12 ? ? N1 B DT 12 ? ? 110.74 108.30 2.44  0.30 N 
65  5  "O4'" C DT 13 ? ? "C1'" C DT 13 ? ? N1 C DT 13 ? ? 110.26 108.30 1.96  0.30 N 
66  5  "O4'" C DT 15 ? ? "C1'" C DT 15 ? ? N1 C DT 15 ? ? 113.13 108.30 4.83  0.30 N 
67  5  "O4'" C DC 17 ? ? "C1'" C DC 17 ? ? N1 C DC 17 ? ? 111.09 108.30 2.79  0.30 N 
68  5  "O4'" C DT 18 ? ? "C1'" C DT 18 ? ? N1 C DT 18 ? ? 111.59 108.30 3.29  0.30 N 
69  6  "O4'" A DG 2  ? ? "C1'" A DG 2  ? ? N9 A DG 2  ? ? 110.82 108.30 2.52  0.30 N 
70  6  "O4'" A DA 3  ? ? "C1'" A DA 3  ? ? N9 A DA 3  ? ? 110.73 108.30 2.43  0.30 N 
71  6  "O4'" A DA 4  ? ? "C1'" A DA 4  ? ? N9 A DA 4  ? ? 113.32 108.30 5.02  0.30 N 
72  6  "O4'" A DG 5  ? ? "C1'" A DG 5  ? ? N9 A DG 5  ? ? 110.17 108.30 1.87  0.30 N 
73  6  "O4'" A DA 6  ? ? "C1'" A DA 6  ? ? N9 A DA 6  ? ? 112.23 108.30 3.93  0.30 N 
74  6  "O4'" B DT 7  ? ? "C1'" B DT 7  ? ? N1 B DT 7  ? ? 110.16 108.30 1.86  0.30 N 
75  6  "O4'" B DT 9  ? ? "C1'" B DT 9  ? ? N1 B DT 9  ? ? 111.46 108.30 3.16  0.30 N 
76  6  "O4'" B DC 11 ? ? "C1'" B DC 11 ? ? N1 B DC 11 ? ? 111.61 108.30 3.31  0.30 N 
77  6  "O4'" B DT 12 ? ? "C1'" B DT 12 ? ? N1 B DT 12 ? ? 110.62 108.30 2.32  0.30 N 
78  6  "O4'" C DT 13 ? ? "C1'" C DT 13 ? ? N1 C DT 13 ? ? 110.33 108.30 2.03  0.30 N 
79  6  "O4'" C DT 15 ? ? "C1'" C DT 15 ? ? N1 C DT 15 ? ? 113.18 108.30 4.88  0.30 N 
80  6  C6    C DT 16 ? ? C5    C DT 16 ? ? C7 C DT 16 ? ? 118.91 122.90 -3.99 0.60 N 
81  6  "O4'" C DC 17 ? ? "C1'" C DC 17 ? ? N1 C DC 17 ? ? 110.96 108.30 2.66  0.30 N 
82  6  C5    C DC 17 ? ? C6    C DC 17 ? ? N1 C DC 17 ? ? 124.01 121.00 3.01  0.50 N 
83  6  "O4'" C DT 18 ? ? "C1'" C DT 18 ? ? N1 C DT 18 ? ? 112.01 108.30 3.71  0.30 N 
84  7  "O4'" A DA 3  ? ? "C1'" A DA 3  ? ? N9 A DA 3  ? ? 112.30 108.30 4.00  0.30 N 
85  7  "O4'" A DA 4  ? ? "C1'" A DA 4  ? ? N9 A DA 4  ? ? 112.79 108.30 4.49  0.30 N 
86  7  "O4'" A DG 5  ? ? "C1'" A DG 5  ? ? N9 A DG 5  ? ? 110.21 108.30 1.91  0.30 N 
87  7  "O4'" A DA 6  ? ? "C1'" A DA 6  ? ? N9 A DA 6  ? ? 112.04 108.30 3.74  0.30 N 
88  7  "O4'" B DT 9  ? ? "C1'" B DT 9  ? ? N1 B DT 9  ? ? 113.05 108.30 4.75  0.30 N 
89  7  "O4'" B DC 11 ? ? "C1'" B DC 11 ? ? N1 B DC 11 ? ? 111.43 108.30 3.13  0.30 N 
90  7  "O4'" B DT 12 ? ? "C1'" B DT 12 ? ? N1 B DT 12 ? ? 110.60 108.30 2.30  0.30 N 
91  7  "O4'" C DT 13 ? ? "C1'" C DT 13 ? ? N1 C DT 13 ? ? 110.37 108.30 2.07  0.30 N 
92  7  "O4'" C DT 15 ? ? "C1'" C DT 15 ? ? N1 C DT 15 ? ? 112.98 108.30 4.68  0.30 N 
93  7  C6    C DT 16 ? ? C5    C DT 16 ? ? C7 C DT 16 ? ? 118.64 122.90 -4.26 0.60 N 
94  7  "O4'" C DC 17 ? ? "C1'" C DC 17 ? ? N1 C DC 17 ? ? 111.25 108.30 2.95  0.30 N 
95  7  "O4'" C DT 18 ? ? "C1'" C DT 18 ? ? N1 C DT 18 ? ? 112.24 108.30 3.94  0.30 N 
96  8  "O4'" A DG 2  ? ? "C1'" A DG 2  ? ? N9 A DG 2  ? ? 110.75 108.30 2.45  0.30 N 
97  8  "O4'" A DA 3  ? ? "C1'" A DA 3  ? ? N9 A DA 3  ? ? 110.79 108.30 2.49  0.30 N 
98  8  "O4'" A DA 4  ? ? "C1'" A DA 4  ? ? N9 A DA 4  ? ? 113.27 108.30 4.97  0.30 N 
99  8  "O4'" A DA 6  ? ? "C1'" A DA 6  ? ? N9 A DA 6  ? ? 112.31 108.30 4.01  0.30 N 
100 8  "O4'" B DT 9  ? ? "C1'" B DT 9  ? ? N1 B DT 9  ? ? 111.55 108.30 3.25  0.30 N 
101 8  "O4'" B DC 11 ? ? "C1'" B DC 11 ? ? N1 B DC 11 ? ? 111.63 108.30 3.33  0.30 N 
102 8  "O4'" B DT 12 ? ? "C1'" B DT 12 ? ? N1 B DT 12 ? ? 110.63 108.30 2.33  0.30 N 
103 8  "O4'" C DT 13 ? ? "C1'" C DT 13 ? ? N1 C DT 13 ? ? 110.15 108.30 1.85  0.30 N 
104 8  "O4'" C DT 15 ? ? "C1'" C DT 15 ? ? N1 C DT 15 ? ? 113.08 108.30 4.78  0.30 N 
105 8  C6    C DT 16 ? ? C5    C DT 16 ? ? C7 C DT 16 ? ? 118.94 122.90 -3.96 0.60 N 
106 8  "O4'" C DC 17 ? ? "C1'" C DC 17 ? ? N1 C DC 17 ? ? 111.00 108.30 2.70  0.30 N 
107 8  C5    C DC 17 ? ? C6    C DC 17 ? ? N1 C DC 17 ? ? 124.01 121.00 3.01  0.50 N 
108 8  "O4'" C DT 18 ? ? "C1'" C DT 18 ? ? N1 C DT 18 ? ? 111.93 108.30 3.63  0.30 N 
109 9  "O4'" A DG 2  ? ? "C1'" A DG 2  ? ? N9 A DG 2  ? ? 111.89 108.30 3.59  0.30 N 
110 9  "O4'" A DA 3  ? ? "C1'" A DA 3  ? ? N9 A DA 3  ? ? 111.27 108.30 2.97  0.30 N 
111 9  "O4'" A DA 4  ? ? "C1'" A DA 4  ? ? N9 A DA 4  ? ? 113.07 108.30 4.77  0.30 N 
112 9  "O4'" A DG 5  ? ? "C1'" A DG 5  ? ? N9 A DG 5  ? ? 110.31 108.30 2.01  0.30 N 
113 9  "O4'" A DA 6  ? ? "C1'" A DA 6  ? ? N9 A DA 6  ? ? 112.37 108.30 4.07  0.30 N 
114 9  "O4'" B DT 7  ? ? "C1'" B DT 7  ? ? N1 B DT 7  ? ? 110.12 108.30 1.82  0.30 N 
115 9  "O4'" B DT 9  ? ? "C1'" B DT 9  ? ? N1 B DT 9  ? ? 111.25 108.30 2.95  0.30 N 
116 9  "O4'" B DT 10 ? ? "C1'" B DT 10 ? ? N1 B DT 10 ? ? 110.69 108.30 2.39  0.30 N 
117 9  "O4'" B DC 11 ? ? "C1'" B DC 11 ? ? N1 B DC 11 ? ? 110.83 108.30 2.53  0.30 N 
118 9  "O4'" B DT 12 ? ? "C1'" B DT 12 ? ? N1 B DT 12 ? ? 110.57 108.30 2.27  0.30 N 
119 9  "O4'" C DT 13 ? ? "C1'" C DT 13 ? ? N1 C DT 13 ? ? 110.39 108.30 2.09  0.30 N 
120 9  "O4'" C DT 15 ? ? "C1'" C DT 15 ? ? N1 C DT 15 ? ? 113.05 108.30 4.75  0.30 N 
121 9  C6    C DT 16 ? ? C5    C DT 16 ? ? C7 C DT 16 ? ? 118.89 122.90 -4.01 0.60 N 
122 9  "O4'" C DC 17 ? ? "C1'" C DC 17 ? ? N1 C DC 17 ? ? 111.02 108.30 2.72  0.30 N 
123 9  "O4'" C DT 18 ? ? "C1'" C DT 18 ? ? N1 C DT 18 ? ? 111.94 108.30 3.64  0.30 N 
124 10 "O4'" A DG 2  ? ? "C1'" A DG 2  ? ? N9 A DG 2  ? ? 111.46 108.30 3.16  0.30 N 
125 10 "O4'" A DA 3  ? ? "C1'" A DA 3  ? ? N9 A DA 3  ? ? 111.88 108.30 3.58  0.30 N 
126 10 "O4'" A DA 4  ? ? "C1'" A DA 4  ? ? N9 A DA 4  ? ? 113.27 108.30 4.97  0.30 N 
127 10 "O4'" A DG 5  ? ? "C1'" A DG 5  ? ? N9 A DG 5  ? ? 110.13 108.30 1.83  0.30 N 
128 10 "O4'" A DA 6  ? ? "C1'" A DA 6  ? ? N9 A DA 6  ? ? 112.16 108.30 3.86  0.30 N 
129 10 "O4'" B DT 9  ? ? "C1'" B DT 9  ? ? N1 B DT 9  ? ? 113.11 108.30 4.81  0.30 N 
130 10 "O4'" B DC 11 ? ? "C1'" B DC 11 ? ? N1 B DC 11 ? ? 111.03 108.30 2.73  0.30 N 
131 10 "O4'" B DT 12 ? ? "C1'" B DT 12 ? ? N1 B DT 12 ? ? 110.72 108.30 2.42  0.30 N 
132 10 "O4'" C DT 13 ? ? "C1'" C DT 13 ? ? N1 C DT 13 ? ? 110.38 108.30 2.08  0.30 N 
133 10 "O4'" C DT 15 ? ? "C1'" C DT 15 ? ? N1 C DT 15 ? ? 113.10 108.30 4.80  0.30 N 
134 10 C6    C DT 16 ? ? C5    C DT 16 ? ? C7 C DT 16 ? ? 118.80 122.90 -4.10 0.60 N 
135 10 "O4'" C DC 17 ? ? "C1'" C DC 17 ? ? N1 C DC 17 ? ? 111.24 108.30 2.94  0.30 N 
136 10 "O4'" C DT 18 ? ? "C1'" C DT 18 ? ? N1 C DT 18 ? ? 112.27 108.30 3.97  0.30 N 
# 
_pdbx_nmr_ensemble.entry_id                             1BCB 
_pdbx_nmr_ensemble.conformers_calculated_total_number   50 
_pdbx_nmr_ensemble.conformers_submitted_total_number    10 
_pdbx_nmr_ensemble.conformer_selection_criteria         'ENERGY, NMR R FACTORS' 
# 
_pdbx_nmr_sample_details.solution_id   1 
_pdbx_nmr_sample_details.contents      H2O 
# 
_pdbx_nmr_exptl_sample_conditions.conditions_id       1 
_pdbx_nmr_exptl_sample_conditions.temperature         303 
_pdbx_nmr_exptl_sample_conditions.pressure            1 
_pdbx_nmr_exptl_sample_conditions.pH                  5 
_pdbx_nmr_exptl_sample_conditions.ionic_strength      0.1M 
_pdbx_nmr_exptl_sample_conditions.pressure_units      ATMOSPHERE 
_pdbx_nmr_exptl_sample_conditions.temperature_units   K 
# 
loop_
_pdbx_nmr_exptl.experiment_id 
_pdbx_nmr_exptl.conditions_id 
_pdbx_nmr_exptl.type 
_pdbx_nmr_exptl.solution_id 
1 1 NOESY    1 
2 1 DQF-COSY 1 
# 
_pdbx_nmr_details.entry_id   1BCB 
_pdbx_nmr_details.text       
;THE STRUCTURES WERE BASED ON ANALYSIS OF SCALAR COUPLING CONSTANTS AND DISTANCES DERIVED FROM TIME-DEPENDENT NOES USING RESTRAINED MOLECULAR DYNAMICS.
;
# 
_pdbx_nmr_refine.entry_id           1BCB 
_pdbx_nmr_refine.method             'RESTRAINED MOLECULAR DYNAMICS' 
_pdbx_nmr_refine.details            'RESTRAINED MD/SIMULATED ANNEALING PROTOCOL' 
_pdbx_nmr_refine.software_ordinal   1 
# 
loop_
_pdbx_nmr_software.classification 
_pdbx_nmr_software.name 
_pdbx_nmr_software.version 
_pdbx_nmr_software.authors 
_pdbx_nmr_software.ordinal 
refinement           Discover ? MSI 1 
'structure solution' Discover ? ?   2 
# 
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 
DA OP3    O N N 1   
DA P      P N N 2   
DA OP1    O N N 3   
DA OP2    O N N 4   
DA "O5'"  O N N 5   
DA "C5'"  C N N 6   
DA "C4'"  C N R 7   
DA "O4'"  O N N 8   
DA "C3'"  C N S 9   
DA "O3'"  O N N 10  
DA "C2'"  C N N 11  
DA "C1'"  C N R 12  
DA N9     N Y N 13  
DA C8     C Y N 14  
DA N7     N Y N 15  
DA C5     C Y N 16  
DA C6     C Y N 17  
DA N6     N N N 18  
DA N1     N Y N 19  
DA C2     C Y N 20  
DA N3     N Y N 21  
DA C4     C Y N 22  
DA HOP3   H N N 23  
DA HOP2   H N N 24  
DA "H5'"  H N N 25  
DA "H5''" H N N 26  
DA "H4'"  H N N 27  
DA "H3'"  H N N 28  
DA "HO3'" H N N 29  
DA "H2'"  H N N 30  
DA "H2''" H N N 31  
DA "H1'"  H N N 32  
DA H8     H N N 33  
DA H61    H N N 34  
DA H62    H N N 35  
DA H2     H N N 36  
DC OP3    O N N 37  
DC P      P N N 38  
DC OP1    O N N 39  
DC OP2    O N N 40  
DC "O5'"  O N N 41  
DC "C5'"  C N N 42  
DC "C4'"  C N R 43  
DC "O4'"  O N N 44  
DC "C3'"  C N S 45  
DC "O3'"  O N N 46  
DC "C2'"  C N N 47  
DC "C1'"  C N R 48  
DC N1     N N N 49  
DC C2     C N N 50  
DC O2     O N N 51  
DC N3     N N N 52  
DC C4     C N N 53  
DC N4     N N N 54  
DC C5     C N N 55  
DC C6     C N N 56  
DC HOP3   H N N 57  
DC HOP2   H N N 58  
DC "H5'"  H N N 59  
DC "H5''" H N N 60  
DC "H4'"  H N N 61  
DC "H3'"  H N N 62  
DC "HO3'" H N N 63  
DC "H2'"  H N N 64  
DC "H2''" H N N 65  
DC "H1'"  H N N 66  
DC H41    H N N 67  
DC H42    H N N 68  
DC H5     H N N 69  
DC H6     H N N 70  
DG OP3    O N N 71  
DG P      P N N 72  
DG OP1    O N N 73  
DG OP2    O N N 74  
DG "O5'"  O N N 75  
DG "C5'"  C N N 76  
DG "C4'"  C N R 77  
DG "O4'"  O N N 78  
DG "C3'"  C N S 79  
DG "O3'"  O N N 80  
DG "C2'"  C N N 81  
DG "C1'"  C N R 82  
DG N9     N Y N 83  
DG C8     C Y N 84  
DG N7     N Y N 85  
DG C5     C Y N 86  
DG C6     C N N 87  
DG O6     O N N 88  
DG N1     N N N 89  
DG C2     C N N 90  
DG N2     N N N 91  
DG N3     N N N 92  
DG C4     C Y N 93  
DG HOP3   H N N 94  
DG HOP2   H N N 95  
DG "H5'"  H N N 96  
DG "H5''" H N N 97  
DG "H4'"  H N N 98  
DG "H3'"  H N N 99  
DG "HO3'" H N N 100 
DG "H2'"  H N N 101 
DG "H2''" H N N 102 
DG "H1'"  H N N 103 
DG H8     H N N 104 
DG H1     H N N 105 
DG H21    H N N 106 
DG H22    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 
# 
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 
DA OP3   P      sing N N 1   
DA OP3   HOP3   sing N N 2   
DA P     OP1    doub N N 3   
DA P     OP2    sing N N 4   
DA P     "O5'"  sing N N 5   
DA OP2   HOP2   sing N N 6   
DA "O5'" "C5'"  sing N N 7   
DA "C5'" "C4'"  sing N N 8   
DA "C5'" "H5'"  sing N N 9   
DA "C5'" "H5''" sing N N 10  
DA "C4'" "O4'"  sing N N 11  
DA "C4'" "C3'"  sing N N 12  
DA "C4'" "H4'"  sing N N 13  
DA "O4'" "C1'"  sing N N 14  
DA "C3'" "O3'"  sing N N 15  
DA "C3'" "C2'"  sing N N 16  
DA "C3'" "H3'"  sing N N 17  
DA "O3'" "HO3'" sing N N 18  
DA "C2'" "C1'"  sing N N 19  
DA "C2'" "H2'"  sing N N 20  
DA "C2'" "H2''" sing N N 21  
DA "C1'" N9     sing N N 22  
DA "C1'" "H1'"  sing N N 23  
DA N9    C8     sing Y N 24  
DA N9    C4     sing Y N 25  
DA C8    N7     doub Y N 26  
DA C8    H8     sing N N 27  
DA N7    C5     sing Y N 28  
DA C5    C6     sing Y N 29  
DA C5    C4     doub Y N 30  
DA C6    N6     sing N N 31  
DA C6    N1     doub Y N 32  
DA N6    H61    sing N N 33  
DA N6    H62    sing N N 34  
DA N1    C2     sing Y N 35  
DA C2    N3     doub Y N 36  
DA C2    H2     sing N N 37  
DA N3    C4     sing Y N 38  
DC OP3   P      sing N N 39  
DC OP3   HOP3   sing N N 40  
DC P     OP1    doub N N 41  
DC P     OP2    sing N N 42  
DC P     "O5'"  sing N N 43  
DC OP2   HOP2   sing N N 44  
DC "O5'" "C5'"  sing N N 45  
DC "C5'" "C4'"  sing N N 46  
DC "C5'" "H5'"  sing N N 47  
DC "C5'" "H5''" sing N N 48  
DC "C4'" "O4'"  sing N N 49  
DC "C4'" "C3'"  sing N N 50  
DC "C4'" "H4'"  sing N N 51  
DC "O4'" "C1'"  sing N N 52  
DC "C3'" "O3'"  sing N N 53  
DC "C3'" "C2'"  sing N N 54  
DC "C3'" "H3'"  sing N N 55  
DC "O3'" "HO3'" sing N N 56  
DC "C2'" "C1'"  sing N N 57  
DC "C2'" "H2'"  sing N N 58  
DC "C2'" "H2''" sing N N 59  
DC "C1'" N1     sing N N 60  
DC "C1'" "H1'"  sing N N 61  
DC N1    C2     sing N N 62  
DC N1    C6     sing N N 63  
DC C2    O2     doub N N 64  
DC C2    N3     sing N N 65  
DC N3    C4     doub N N 66  
DC C4    N4     sing N N 67  
DC C4    C5     sing N N 68  
DC N4    H41    sing N N 69  
DC N4    H42    sing N N 70  
DC C5    C6     doub N N 71  
DC C5    H5     sing N N 72  
DC C6    H6     sing N N 73  
DG OP3   P      sing N N 74  
DG OP3   HOP3   sing N N 75  
DG P     OP1    doub N N 76  
DG P     OP2    sing N N 77  
DG P     "O5'"  sing N N 78  
DG OP2   HOP2   sing N N 79  
DG "O5'" "C5'"  sing N N 80  
DG "C5'" "C4'"  sing N N 81  
DG "C5'" "H5'"  sing N N 82  
DG "C5'" "H5''" sing N N 83  
DG "C4'" "O4'"  sing N N 84  
DG "C4'" "C3'"  sing N N 85  
DG "C4'" "H4'"  sing N N 86  
DG "O4'" "C1'"  sing N N 87  
DG "C3'" "O3'"  sing N N 88  
DG "C3'" "C2'"  sing N N 89  
DG "C3'" "H3'"  sing N N 90  
DG "O3'" "HO3'" sing N N 91  
DG "C2'" "C1'"  sing N N 92  
DG "C2'" "H2'"  sing N N 93  
DG "C2'" "H2''" sing N N 94  
DG "C1'" N9     sing N N 95  
DG "C1'" "H1'"  sing N N 96  
DG N9    C8     sing Y N 97  
DG N9    C4     sing Y N 98  
DG C8    N7     doub Y N 99  
DG C8    H8     sing N N 100 
DG N7    C5     sing Y N 101 
DG C5    C6     sing N N 102 
DG C5    C4     doub Y N 103 
DG C6    O6     doub N N 104 
DG C6    N1     sing N N 105 
DG N1    C2     sing N N 106 
DG N1    H1     sing N N 107 
DG C2    N2     sing N N 108 
DG C2    N3     doub N N 109 
DG N2    H21    sing N N 110 
DG N2    H22    sing N N 111 
DG N3    C4     sing N N 112 
DT OP3   P      sing N N 113 
DT OP3   HOP3   sing N N 114 
DT P     OP1    doub N N 115 
DT P     OP2    sing N N 116 
DT P     "O5'"  sing N N 117 
DT OP2   HOP2   sing N N 118 
DT "O5'" "C5'"  sing N N 119 
DT "C5'" "C4'"  sing N N 120 
DT "C5'" "H5'"  sing N N 121 
DT "C5'" "H5''" sing N N 122 
DT "C4'" "O4'"  sing N N 123 
DT "C4'" "C3'"  sing N N 124 
DT "C4'" "H4'"  sing N N 125 
DT "O4'" "C1'"  sing N N 126 
DT "C3'" "O3'"  sing N N 127 
DT "C3'" "C2'"  sing N N 128 
DT "C3'" "H3'"  sing N N 129 
DT "O3'" "HO3'" sing N N 130 
DT "C2'" "C1'"  sing N N 131 
DT "C2'" "H2'"  sing N N 132 
DT "C2'" "H2''" sing N N 133 
DT "C1'" N1     sing N N 134 
DT "C1'" "H1'"  sing N N 135 
DT N1    C2     sing N N 136 
DT N1    C6     sing N N 137 
DT C2    O2     doub N N 138 
DT C2    N3     sing N N 139 
DT N3    C4     sing N N 140 
DT N3    H3     sing N N 141 
DT C4    O4     doub N N 142 
DT C4    C5     sing N N 143 
DT C5    C7     sing N N 144 
DT C5    C6     doub N N 145 
DT C7    H71    sing N N 146 
DT C7    H72    sing N N 147 
DT C7    H73    sing N N 148 
DT C6    H6     sing N N 149 
# 
loop_
_ndb_struct_conf_na.entry_id 
_ndb_struct_conf_na.feature 
1BCB 'b-form double helix' 
1BCB 'triple helix'        
# 
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 1 1_555 B DT 6 1_555 -0.367 -0.059 -0.131 -11.550 -13.935 0.057  1 A_DA1:DT12_B A 1 ? B 12 ? 20 1 
1 A DG 2 1_555 B DC 5 1_555 -0.189 -0.064 -0.258 -4.347  -15.816 -0.317 2 A_DG2:DC11_B A 2 ? B 11 ? 19 1 
1 A DA 3 1_555 B DT 4 1_555 -0.345 -0.092 -0.196 -10.535 -21.854 1.065  3 A_DA3:DT10_B A 3 ? B 10 ? 20 1 
1 A DA 4 1_555 B DT 3 1_555 0.228  0.054  -0.147 -16.893 -18.977 -5.400 4 A_DA4:DT9_B  A 4 ? B 9  ? 20 1 
1 A DG 5 1_555 B DC 2 1_555 -0.806 -0.210 -0.383 -13.066 -21.553 2.490  5 A_DG5:DC8_B  A 5 ? B 8  ? 19 1 
1 A DA 6 1_555 B DT 1 1_555 0.047  -0.033 0.281  -5.233  -10.446 -5.081 6 A_DA6:DT7_B  A 6 ? B 7  ? 20 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 DA 1 1_555 B DT 6 1_555 A DG 2 1_555 B DC 5 1_555 -0.215 -0.370 3.098 -2.039 9.674 30.889 -2.256 0.050  2.863 17.606 3.711  
32.396 1 AA_DA1DG2:DC11DT12_BB A 1 ? B 12 ? A 2 ? B 11 ? 
1 A DG 2 1_555 B DC 5 1_555 A DA 3 1_555 B DT 4 1_555 0.620  -1.047 3.180 2.231  5.694 31.552 -2.863 -0.740 2.986 10.350 -4.056 
32.125 2 AA_DG2DA3:DT10DC11_BB A 2 ? B 11 ? A 3 ? B 10 ? 
1 A DA 3 1_555 B DT 4 1_555 A DA 4 1_555 B DT 3 1_555 -0.070 -1.273 3.342 -1.113 3.634 33.906 -2.748 -0.058 3.193 6.206  1.901  
34.112 3 AA_DA3DA4:DT9DT10_BB  A 3 ? B 10 ? A 4 ? B 9  ? 
1 A DA 4 1_555 B DT 3 1_555 A DG 5 1_555 B DC 2 1_555 0.294  -0.805 3.236 2.898  8.156 27.542 -3.363 0.031  2.899 16.619 -5.904 
28.845 4 AA_DA4DG5:DC8DT9_BB   A 4 ? B 9  ? A 5 ? B 8  ? 
1 A DG 5 1_555 B DC 2 1_555 A DA 6 1_555 B DT 1 1_555 -0.029 -0.718 2.906 -4.687 0.630 35.131 -1.261 -0.563 2.873 1.037  7.721  
35.438 5 AA_DG5DA6:DT7DC8_BB   A 5 ? B 8  ? A 6 ? B 7  ? 
# 
loop_
_pdbx_nmr_spectrometer.spectrometer_id 
_pdbx_nmr_spectrometer.model 
_pdbx_nmr_spectrometer.manufacturer 
_pdbx_nmr_spectrometer.field_strength 
1 UNITY     Varian 500 
2 UNITYPLUS Varian 600 
# 
_atom_sites.entry_id                    1BCB 
_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_