data_1XCI
# 
_entry.id   1XCI 
# 
_audit_conform.dict_name       mmcif_pdbx.dic 
_audit_conform.dict_version    5.391 
_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   1XCI         pdb_00001xci 10.2210/pdb1xci/pdb 
RCSB  RCSB030202   ?            ?                   
WWPDB D_1000030202 ?            ?                   
# 
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 2005-08-16 
2 'Structure model' 1 1 2008-04-30 
3 'Structure model' 1 2 2011-07-13 
4 'Structure model' 1 3 2018-06-06 
5 'Structure model' 1 4 2024-05-01 
# 
_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' 'Derived calculations'      
5 4 'Structure model' 'Experimental preparation'  
6 4 'Structure model' 'Source and taxonomy'       
7 5 'Structure model' 'Data collection'           
8 5 'Structure model' 'Database references'       
9 5 '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' ndb_struct_conf_na               
2  4 'Structure model' pdbx_entity_src_syn              
3  4 'Structure model' pdbx_nmr_exptl_sample_conditions 
4  4 'Structure model' pdbx_struct_assembly             
5  4 'Structure model' pdbx_struct_assembly_prop        
6  4 'Structure model' pdbx_struct_oper_list            
7  5 'Structure model' chem_comp_atom                   
8  5 'Structure model' chem_comp_bond                   
9  5 'Structure model' database_2                       
10 5 'Structure model' struct_conn                      
# 
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' '_pdbx_nmr_exptl_sample_conditions.temperature' 
2  5 'Structure model' '_database_2.pdbx_DOI'                          
3  5 'Structure model' '_database_2.pdbx_database_accession'           
4  5 'Structure model' '_struct_conn.pdbx_dist_value'                  
5  5 'Structure model' '_struct_conn.pdbx_leaving_atom_flag'           
6  5 'Structure model' '_struct_conn.ptnr1_auth_comp_id'               
7  5 'Structure model' '_struct_conn.ptnr1_auth_seq_id'                
8  5 'Structure model' '_struct_conn.ptnr1_label_atom_id'              
9  5 'Structure model' '_struct_conn.ptnr1_label_comp_id'              
10 5 'Structure model' '_struct_conn.ptnr1_label_seq_id'               
11 5 'Structure model' '_struct_conn.ptnr2_auth_asym_id'               
12 5 'Structure model' '_struct_conn.ptnr2_auth_comp_id'               
13 5 'Structure model' '_struct_conn.ptnr2_auth_seq_id'                
14 5 'Structure model' '_struct_conn.ptnr2_label_asym_id'              
15 5 'Structure model' '_struct_conn.ptnr2_label_atom_id'              
16 5 'Structure model' '_struct_conn.ptnr2_label_comp_id'              
17 5 'Structure model' '_struct_conn.ptnr2_label_seq_id'               
# 
_pdbx_database_status.status_code                     REL 
_pdbx_database_status.entry_id                        1XCI 
_pdbx_database_status.recvd_initial_deposition_date   2004-09-02 
_pdbx_database_status.deposit_site                    RCSB 
_pdbx_database_status.process_site                    RCSB 
_pdbx_database_status.status_code_sf                  ? 
_pdbx_database_status.status_code_mr                  ? 
_pdbx_database_status.SG_entry                        ? 
_pdbx_database_status.pdb_format_compatible           Y 
_pdbx_database_status.status_code_cs                  ? 
_pdbx_database_status.methods_development_category    ? 
_pdbx_database_status.status_code_nmr_data            ? 
# 
loop_
_audit_author.name 
_audit_author.pdbx_ordinal 
'da Silva, M.W.'  1 
'Bierbryer, R.G.' 2 
'Wilds, C.J.'     3 
'Noronha, A.M.'   4 
'Colvin, O.M.'    5 
'Miller, P.S.'    6 
'Gamcsik, M.P.'   7 
# 
_citation.id                        primary 
_citation.title                     
'Intrastrand base-stacking buttresses widening of major groove in interstrand cross-linked B-DNA.' 
_citation.journal_abbrev            Bioorg.Med.Chem. 
_citation.journal_volume            13 
_citation.page_first                4580 
_citation.page_last                 4587 
_citation.year                      2005 
_citation.journal_id_ASTM           BMECEP 
_citation.country                   UK 
_citation.journal_id_ISSN           0968-0896 
_citation.journal_id_CSD            1200 
_citation.book_publisher            ? 
_citation.pdbx_database_id_PubMed   15953553 
_citation.pdbx_database_id_DOI      10.1016/j.bmc.2005.03.032 
# 
loop_
_citation_author.citation_id 
_citation_author.name 
_citation_author.ordinal 
_citation_author.identifier_ORCID 
primary 'da Silva, M.W.'  1 ? 
primary 'Bierbryer, R.G.' 2 ? 
primary 'Wilds, C.J.'     3 ? 
primary 'Noronha, A.M.'   4 ? 
primary 'Colvin, O.M.'    5 ? 
primary 'Miller, P.S.'    6 ? 
primary 'Gamcsik, M.P.'   7 ? 
# 
_entity.id                         1 
_entity.type                       polymer 
_entity.src_method                 syn 
_entity.pdbx_description           "5'-D(*CP*GP*AP*AP*AP*(TTM)P*TP*TP*TP*CP*G)-3'" 
_entity.formula_weight             3376.263 
_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                           polydeoxyribonucleotide 
_entity_poly.nstd_linkage                   no 
_entity_poly.nstd_monomer                   yes 
_entity_poly.pdbx_seq_one_letter_code       '(DC)(DG)(DA)(DA)(DA)(TTM)(DT)(DT)(DT)(DC)(DG)' 
_entity_poly.pdbx_seq_one_letter_code_can   CGAAATTTTCG 
_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  DC  n 
1 2  DG  n 
1 3  DA  n 
1 4  DA  n 
1 5  DA  n 
1 6  TTM n 
1 7  DT  n 
1 8  DT  n 
1 9  DT  n 
1 10 DC  n 
1 11 DG  n 
# 
_pdbx_entity_src_syn.entity_id              1 
_pdbx_entity_src_syn.pdbx_src_id            1 
_pdbx_entity_src_syn.pdbx_alt_source_flag   sample 
_pdbx_entity_src_syn.pdbx_beg_seq_num       ? 
_pdbx_entity_src_syn.pdbx_end_seq_num       ? 
_pdbx_entity_src_syn.organism_scientific    'synthetic construct' 
_pdbx_entity_src_syn.organism_common_name   ? 
_pdbx_entity_src_syn.ncbi_taxonomy_id       32630 
_pdbx_entity_src_syn.details                ? 
# 
loop_
_chem_comp.id 
_chem_comp.type 
_chem_comp.mon_nstd_flag 
_chem_comp.name 
_chem_comp.pdbx_synonyms 
_chem_comp.formula 
_chem_comp.formula_weight 
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 
TTM 'DNA linking' n "N3-ETHYL-THYMIDINE-5'-MONOPHOSPHATE" ? 'C12 H19 N2 O8 P' 350.262 
# 
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  CYT A . n 
A 1 2  DG  2  2  2  DG  GUA A . n 
A 1 3  DA  3  3  3  DA  ADE A . n 
A 1 4  DA  4  4  4  DA  ADE A . n 
A 1 5  DA  5  5  5  DA  ADE A . n 
A 1 6  TTM 6  6  6  TTM THZ A . n 
A 1 7  DT  7  7  7  DT  THY A . n 
A 1 8  DT  8  8  8  DT  THY A . n 
A 1 9  DT  9  9  9  DT  THY A . n 
A 1 10 DC  10 10 10 DC  CYT A . n 
A 1 11 DG  11 11 11 DG  GUA A . n 
B 1 1  DC  1  1  1  DC  CYT B . n 
B 1 2  DG  2  2  2  DG  GUA B . n 
B 1 3  DA  3  3  3  DA  ADE B . n 
B 1 4  DA  4  4  4  DA  ADE B . n 
B 1 5  DA  5  5  5  DA  ADE B . n 
B 1 6  TTM 6  6  6  TTM THZ B . n 
B 1 7  DT  7  7  7  DT  THY B . n 
B 1 8  DT  8  8  8  DT  THY B . n 
B 1 9  DT  9  9  9  DT  THY B . n 
B 1 10 DC  10 10 10 DC  CYT B . n 
B 1 11 DG  11 11 11 DG  GUA B . n 
# 
_exptl.entry_id          1XCI 
_exptl.method            'SOLUTION NMR' 
_exptl.crystals_number   ? 
# 
_exptl_crystal.id                    1 
_exptl_crystal.density_meas          ? 
_exptl_crystal.density_Matthews      ? 
_exptl_crystal.density_percent_sol   ? 
_exptl_crystal.description           ? 
_exptl_crystal.F_000                 ? 
_exptl_crystal.preparation           ? 
# 
_diffrn.id                     1 
_diffrn.ambient_temp           ? 
_diffrn.ambient_temp_details   ? 
_diffrn.crystal_id             1 
# 
_diffrn_radiation.diffrn_id                        1 
_diffrn_radiation.wavelength_id                    1 
_diffrn_radiation.pdbx_monochromatic_or_laue_m_l   M 
_diffrn_radiation.monochromator                    ? 
_diffrn_radiation.pdbx_diffrn_protocol             'SINGLE WAVELENGTH' 
_diffrn_radiation.pdbx_scattering_type             ? 
# 
_diffrn_radiation_wavelength.id           1 
_diffrn_radiation_wavelength.wavelength   . 
_diffrn_radiation_wavelength.wt           1.0 
# 
_database_PDB_matrix.entry_id          1XCI 
_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                  1XCI 
_struct.title                     'Mispair Aligned N3T-Butyl-N3T Interstrand Crosslink' 
_struct.pdbx_model_details        ? 
_struct.pdbx_CASP_flag            ? 
_struct.pdbx_model_type_details   ? 
# 
_struct_keywords.entry_id        1XCI 
_struct_keywords.pdbx_keywords   DNA 
_struct_keywords.text            'interstrand cross-link, double helix, 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 1 ? 
# 
_struct_ref.id                         1 
_struct_ref.entity_id                  1 
_struct_ref.db_name                    PDB 
_struct_ref.db_code                    1XCI 
_struct_ref.pdbx_db_accession          1XCI 
_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 1XCI A 1 ? 11 ? 1XCI 1 ? 11 ? 1 11 
2 1 1XCI B 1 ? 11 ? 1XCI 1 ? 11 ? 1 11 
# 
_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 
# 
loop_
_pdbx_struct_assembly_prop.biol_id 
_pdbx_struct_assembly_prop.type 
_pdbx_struct_assembly_prop.value 
_pdbx_struct_assembly_prop.details 
1 'ABSA (A^2)' 2500 ? 
1 MORE         -2   ? 
1 'SSA (A^2)'  3590 ? 
# 
_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   ? 
_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_
_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  5  "O3'" ? ? ? 1_555 A TTM 6  P   ? ? A DA  5  A TTM 6  1_555 ? ? ? ? ? ? ?            1.600 ? ? 
covale2  covale both ? A TTM 6  "O3'" ? ? ? 1_555 A DT  7  P   ? ? A TTM 6  A DT  7  1_555 ? ? ? ? ? ? ?            1.603 ? ? 
covale3  covale none ? A TTM 6  C2Q   ? ? ? 1_555 B TTM 6  C2Q ? ? A TTM 6  B TTM 6  1_555 ? ? ? ? ? ? ?            1.621 ? ? 
covale4  covale both ? B DA  5  "O3'" ? ? ? 1_555 B TTM 6  P   ? ? B DA  5  B TTM 6  1_555 ? ? ? ? ? ? ?            1.603 ? ? 
covale5  covale both ? B TTM 6  "O3'" ? ? ? 1_555 B DT  7  P   ? ? B TTM 6  B DT  7  1_555 ? ? ? ? ? ? ?            1.602 ? ? 
hydrog1  hydrog ?    ? A DC  1  N3    ? ? ? 1_555 B DG  11 N1  ? ? A DC  1  B DG  11 1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog2  hydrog ?    ? A DC  1  N4    ? ? ? 1_555 B DG  11 O6  ? ? A DC  1  B DG  11 1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog3  hydrog ?    ? A DC  1  O2    ? ? ? 1_555 B DG  11 N2  ? ? A DC  1  B DG  11 1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog4  hydrog ?    ? A DG  2  N1    ? ? ? 1_555 B DC  10 N3  ? ? A DG  2  B DC  10 1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog5  hydrog ?    ? A DG  2  N2    ? ? ? 1_555 B DC  10 O2  ? ? A DG  2  B DC  10 1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog6  hydrog ?    ? A DG  2  O6    ? ? ? 1_555 B DC  10 N4  ? ? A DG  2  B DC  10 1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog7  hydrog ?    ? A DA  3  N1    ? ? ? 1_555 B DT  9  N3  ? ? A DA  3  B DT  9  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog8  hydrog ?    ? A DA  3  N6    ? ? ? 1_555 B DT  9  O4  ? ? A DA  3  B DT  9  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog9  hydrog ?    ? A DA  4  N1    ? ? ? 1_555 B DT  8  N3  ? ? A DA  4  B DT  8  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog10 hydrog ?    ? A DA  4  N6    ? ? ? 1_555 B DT  8  O4  ? ? A DA  4  B DT  8  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog11 hydrog ?    ? A DA  5  N1    ? ? ? 1_555 B DT  7  N3  ? ? A DA  5  B DT  7  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog12 hydrog ?    ? A DA  5  N6    ? ? ? 1_555 B DT  7  O4  ? ? A DA  5  B DT  7  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog13 hydrog ?    ? A DT  7  N3    ? ? ? 1_555 B DA  5  N1  ? ? A DT  7  B DA  5  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog14 hydrog ?    ? A DT  7  O4    ? ? ? 1_555 B DA  5  N6  ? ? A DT  7  B DA  5  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog15 hydrog ?    ? A DT  8  N3    ? ? ? 1_555 B DA  4  N1  ? ? A DT  8  B DA  4  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog16 hydrog ?    ? A DT  8  O4    ? ? ? 1_555 B DA  4  N6  ? ? A DT  8  B DA  4  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog17 hydrog ?    ? A DT  9  N3    ? ? ? 1_555 B DA  3  N1  ? ? A DT  9  B DA  3  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog18 hydrog ?    ? A DT  9  O4    ? ? ? 1_555 B DA  3  N6  ? ? A DT  9  B DA  3  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog19 hydrog ?    ? A DC  10 N3    ? ? ? 1_555 B DG  2  N1  ? ? A DC  10 B DG  2  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog20 hydrog ?    ? A DC  10 N4    ? ? ? 1_555 B DG  2  O6  ? ? A DC  10 B DG  2  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog21 hydrog ?    ? A DC  10 O2    ? ? ? 1_555 B DG  2  N2  ? ? A DC  10 B DG  2  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog22 hydrog ?    ? A DG  11 N1    ? ? ? 1_555 B DC  1  N3  ? ? A DG  11 B DC  1  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog23 hydrog ?    ? A DG  11 N2    ? ? ? 1_555 B DC  1  O2  ? ? A DG  11 B DC  1  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog24 hydrog ?    ? A DG  11 O6    ? ? ? 1_555 B DC  1  N4  ? ? A DG  11 B DC  1  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
# 
loop_
_struct_conn_type.id 
_struct_conn_type.criteria 
_struct_conn_type.reference 
covale ? ? 
hydrog ? ? 
# 
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 "C4'" A DC 1  ? ? "C3'" A DC 1  ? ? "C2'" A DC 1  ? ? 97.57  102.20 -4.63  0.70 N 
2  1 "C3'" A DC 1  ? ? "C2'" A DC 1  ? ? "C1'" A DC 1  ? ? 96.51  102.40 -5.89  0.80 N 
3  1 "C3'" A DA 3  ? ? "C2'" A DA 3  ? ? "C1'" A DA 3  ? ? 96.23  102.40 -6.17  0.80 N 
4  1 N1    A DA 3  ? ? C6    A DA 3  ? ? N6    A DA 3  ? ? 122.45 118.60 3.85   0.60 N 
5  1 "C3'" A DA 3  ? ? "O3'" A DA 3  ? ? P     A DA 4  ? ? 127.81 119.70 8.11   1.20 Y 
6  1 "C4'" A DA 4  ? ? "C3'" A DA 4  ? ? "C2'" A DA 4  ? ? 97.72  102.20 -4.48  0.70 N 
7  1 "C3'" A DA 4  ? ? "C2'" A DA 4  ? ? "C1'" A DA 4  ? ? 94.45  102.40 -7.95  0.80 N 
8  1 "O4'" A DA 4  ? ? "C1'" A DA 4  ? ? "C2'" A DA 4  ? ? 99.37  105.90 -6.53  0.80 N 
9  1 "O4'" A DA 4  ? ? "C1'" A DA 4  ? ? N9    A DA 4  ? ? 114.98 108.30 6.68   0.30 N 
10 1 "C3'" A DA 5  ? ? "C2'" A DA 5  ? ? "C1'" A DA 5  ? ? 96.34  102.40 -6.06  0.80 N 
11 1 N1    A DA 5  ? ? C6    A DA 5  ? ? N6    A DA 5  ? ? 123.55 118.60 4.95   0.60 N 
12 1 C4    A DT 7  ? ? C5    A DT 7  ? ? C6    A DT 7  ? ? 121.69 118.00 3.69   0.60 N 
13 1 C6    A DT 7  ? ? C5    A DT 7  ? ? C7    A DT 7  ? ? 119.08 122.90 -3.82  0.60 N 
14 1 "C3'" A DT 8  ? ? "C2'" A DT 8  ? ? "C1'" A DT 8  ? ? 96.93  102.40 -5.47  0.80 N 
15 1 C4    A DT 8  ? ? C5    A DT 8  ? ? C6    A DT 8  ? ? 121.96 118.00 3.96   0.60 N 
16 1 C6    A DT 8  ? ? C5    A DT 8  ? ? C7    A DT 8  ? ? 117.10 122.90 -5.80  0.60 N 
17 1 "O4'" A DT 9  ? ? "C4'" A DT 9  ? ? "C3'" A DT 9  ? ? 101.96 104.50 -2.54  0.40 N 
18 1 "C3'" A DT 9  ? ? "C2'" A DT 9  ? ? "C1'" A DT 9  ? ? 92.09  102.40 -10.31 0.80 N 
19 1 "O4'" A DT 9  ? ? "C1'" A DT 9  ? ? "C2'" A DT 9  ? ? 100.85 105.90 -5.05  0.80 N 
20 1 "O4'" A DT 9  ? ? "C1'" A DT 9  ? ? N1    A DT 9  ? ? 112.01 108.30 3.71   0.30 N 
21 1 C4    A DT 9  ? ? C5    A DT 9  ? ? C6    A DT 9  ? ? 121.74 118.00 3.74   0.60 N 
22 1 C6    A DT 9  ? ? C5    A DT 9  ? ? C7    A DT 9  ? ? 118.74 122.90 -4.16  0.60 N 
23 1 "C3'" A DC 10 ? ? "C2'" A DC 10 ? ? "C1'" A DC 10 ? ? 96.24  102.40 -6.16  0.80 N 
24 1 "O4'" A DG 11 ? ? "C4'" A DG 11 ? ? "C3'" A DG 11 ? ? 100.91 104.50 -3.59  0.40 N 
25 1 "C3'" A DG 11 ? ? "C2'" A DG 11 ? ? "C1'" A DG 11 ? ? 93.99  102.40 -8.41  0.80 N 
26 1 "C3'" B DC 1  ? ? "C2'" B DC 1  ? ? "C1'" B DC 1  ? ? 95.76  102.40 -6.64  0.80 N 
27 1 "O4'" B DC 1  ? ? "C1'" B DC 1  ? ? "C2'" B DC 1  ? ? 100.12 105.90 -5.78  0.80 N 
28 1 "O4'" B DG 2  ? ? "C4'" B DG 2  ? ? "C3'" B DG 2  ? ? 101.43 104.50 -3.07  0.40 N 
29 1 "C3'" B DG 2  ? ? "C2'" B DG 2  ? ? "C1'" B DG 2  ? ? 91.84  102.40 -10.56 0.80 N 
30 1 "C3'" B DA 3  ? ? "C2'" B DA 3  ? ? "C1'" B DA 3  ? ? 95.88  102.40 -6.52  0.80 N 
31 1 N1    B DA 3  ? ? C6    B DA 3  ? ? N6    B DA 3  ? ? 122.99 118.60 4.39   0.60 N 
32 1 "C3'" B DA 3  ? ? "O3'" B DA 3  ? ? P     B DA 4  ? ? 127.24 119.70 7.54   1.20 Y 
33 1 "C3'" B DA 4  ? ? "C2'" B DA 4  ? ? "C1'" B DA 4  ? ? 93.30  102.40 -9.10  0.80 N 
34 1 "O4'" B DA 4  ? ? "C1'" B DA 4  ? ? N9    B DA 4  ? ? 111.94 108.30 3.64   0.30 N 
35 1 "C3'" B DA 5  ? ? "C2'" B DA 5  ? ? "C1'" B DA 5  ? ? 95.21  102.40 -7.19  0.80 N 
36 1 "O4'" B DA 5  ? ? "C1'" B DA 5  ? ? N9    B DA 5  ? ? 110.42 108.30 2.12   0.30 N 
37 1 N1    B DA 5  ? ? C6    B DA 5  ? ? N6    B DA 5  ? ? 123.30 118.60 4.70   0.60 N 
38 1 "C3'" B DT 7  ? ? "C2'" B DT 7  ? ? "C1'" B DT 7  ? ? 96.93  102.40 -5.47  0.80 N 
39 1 "C3'" B DT 8  ? ? "C2'" B DT 8  ? ? "C1'" B DT 8  ? ? 96.65  102.40 -5.75  0.80 N 
40 1 "O4'" B DT 8  ? ? "C1'" B DT 8  ? ? "C2'" B DT 8  ? ? 100.84 105.90 -5.06  0.80 N 
41 1 "O4'" B DT 8  ? ? "C1'" B DT 8  ? ? N1    B DT 8  ? ? 110.20 108.30 1.90   0.30 N 
42 1 "C3'" B DT 9  ? ? "C2'" B DT 9  ? ? "C1'" B DT 9  ? ? 92.95  102.40 -9.45  0.80 N 
43 1 "O4'" B DT 9  ? ? "C1'" B DT 9  ? ? N1    B DT 9  ? ? 113.18 108.30 4.88   0.30 N 
44 1 "C3'" B DC 10 ? ? "C2'" B DC 10 ? ? "C1'" B DC 10 ? ? 95.47  102.40 -6.93  0.80 N 
45 1 "O4'" B DG 11 ? ? "C4'" B DG 11 ? ? "C3'" B DG 11 ? ? 100.75 104.50 -3.75  0.40 N 
46 1 "C3'" B DG 11 ? ? "C2'" B DG 11 ? ? "C1'" B DG 11 ? ? 93.44  102.40 -8.96  0.80 N 
# 
loop_
_pdbx_struct_mod_residue.id 
_pdbx_struct_mod_residue.label_asym_id 
_pdbx_struct_mod_residue.label_comp_id 
_pdbx_struct_mod_residue.label_seq_id 
_pdbx_struct_mod_residue.auth_asym_id 
_pdbx_struct_mod_residue.auth_comp_id 
_pdbx_struct_mod_residue.auth_seq_id 
_pdbx_struct_mod_residue.PDB_ins_code 
_pdbx_struct_mod_residue.parent_comp_id 
_pdbx_struct_mod_residue.details 
1 A TTM 6 A TTM 6 ? DT "N3-ETHYL-THYMIDINE-5'-MONOPHOSPHATE" 
2 B TTM 6 B TTM 6 ? DT "N3-ETHYL-THYMIDINE-5'-MONOPHOSPHATE" 
# 
_pdbx_nmr_ensemble.entry_id                                      1XCI 
_pdbx_nmr_ensemble.conformers_calculated_total_number            15 
_pdbx_nmr_ensemble.conformers_submitted_total_number             1 
_pdbx_nmr_ensemble.conformer_selection_criteria                  '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             1XCI 
_pdbx_nmr_representative.conformer_id         1 
_pdbx_nmr_representative.selection_criteria   'lowest energy' 
# 
loop_
_pdbx_nmr_sample_details.solution_id 
_pdbx_nmr_sample_details.contents 
_pdbx_nmr_sample_details.solvent_system 
_pdbx_nmr_sample_details.label 
_pdbx_nmr_sample_details.type 
_pdbx_nmr_sample_details.details 
1 '1.5 mM sample in 100 mM NaCl, 50 mM phosphate pH 7.4, D2O' D2O ? ? ? 
2 '1.5 mM sample in 100 mM NaCl, 50 mM phosphate pH 7.4, H2O' H2O ? ? ? 
# 
loop_
_pdbx_nmr_exptl_sample_conditions.conditions_id 
_pdbx_nmr_exptl_sample_conditions.temperature 
_pdbx_nmr_exptl_sample_conditions.pressure 
_pdbx_nmr_exptl_sample_conditions.pH 
_pdbx_nmr_exptl_sample_conditions.ionic_strength 
_pdbx_nmr_exptl_sample_conditions.pressure_units 
_pdbx_nmr_exptl_sample_conditions.temperature_units 
_pdbx_nmr_exptl_sample_conditions.label 
_pdbx_nmr_exptl_sample_conditions.pH_units 
_pdbx_nmr_exptl_sample_conditions.ionic_strength_units 
1 293 normal 7.4 '100 mM NaCl' ? K ? ? ? 
2 273 normal 7.4 '100 mM NaCl' ? K ? ? ? 
# 
loop_
_pdbx_nmr_exptl.experiment_id 
_pdbx_nmr_exptl.solution_id 
_pdbx_nmr_exptl.conditions_id 
_pdbx_nmr_exptl.type 
1 1 1 DQF-COSY        
2 1 1 '2D TOCSY'      
3 1 1 '2D NOESY'      
4 2 2 JR-NOESY        
5 1 1 '31P,1H HETCOR' 
# 
_pdbx_nmr_details.entry_id   1XCI 
_pdbx_nmr_details.text       'Structure determined using standard NMR techniques' 
# 
_pdbx_nmr_refine.entry_id           1XCI 
_pdbx_nmr_refine.method             'distance geometry, simulated annealing, molecular dynamics' 
_pdbx_nmr_refine.details            ? 
_pdbx_nmr_refine.software_ordinal   1 
# 
_pdbx_nmr_software.name             X-PLOR 
_pdbx_nmr_software.version          2.1 
_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 
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 
TTM P      P N N 144 
TTM OP1    O N N 145 
TTM OP2    O N N 146 
TTM "O5'"  O N N 147 
TTM "C5'"  C N N 148 
TTM "C4'"  C N R 149 
TTM "O4'"  O N N 150 
TTM "C1'"  C N R 151 
TTM N1     N N N 152 
TTM C6     C N N 153 
TTM C2     C N N 154 
TTM O2     O N N 155 
TTM N3     N N N 156 
TTM C1Q    C N N 157 
TTM C2Q    C N N 158 
TTM C4     C N N 159 
TTM O4     O N N 160 
TTM C5     C N N 161 
TTM C5M    C N N 162 
TTM "C2'"  C N N 163 
TTM "C3'"  C N S 164 
TTM "O3'"  O N N 165 
TTM OP3    O N N 166 
TTM HOP2   H N N 167 
TTM "H5'"  H N N 168 
TTM "H5''" H N N 169 
TTM "H4'"  H N N 170 
TTM "H1'"  H N N 171 
TTM H6     H N N 172 
TTM H1Q    H N N 173 
TTM H2Q    H N N 174 
TTM H2     H N N 175 
TTM H3Q    H N N 176 
TTM H4Q    H N N 177 
TTM H71    H N N 178 
TTM H72    H N N 179 
TTM H73    H N N 180 
TTM "H2'"  H N N 181 
TTM "H2''" H N N 182 
TTM "H3'"  H N N 183 
TTM "HO3'" H N N 184 
TTM HOP3   H N N 185 
# 
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 
TTM P     OP1    doub N N 150 
TTM P     OP2    sing N N 151 
TTM P     "O5'"  sing N N 152 
TTM P     OP3    sing N N 153 
TTM OP2   HOP2   sing N N 154 
TTM "O5'" "C5'"  sing N N 155 
TTM "C5'" "C4'"  sing N N 156 
TTM "C5'" "H5'"  sing N N 157 
TTM "C5'" "H5''" sing N N 158 
TTM "C4'" "O4'"  sing N N 159 
TTM "C4'" "C3'"  sing N N 160 
TTM "C4'" "H4'"  sing N N 161 
TTM "O4'" "C1'"  sing N N 162 
TTM "C1'" N1     sing N N 163 
TTM "C1'" "C2'"  sing N N 164 
TTM "C1'" "H1'"  sing N N 165 
TTM N1    C6     sing N N 166 
TTM N1    C2     sing N N 167 
TTM C6    C5     doub N N 168 
TTM C6    H6     sing N N 169 
TTM C2    O2     doub N N 170 
TTM C2    N3     sing N N 171 
TTM N3    C1Q    sing N N 172 
TTM N3    C4     sing N N 173 
TTM C1Q   C2Q    sing N N 174 
TTM C1Q   H1Q    sing N N 175 
TTM C1Q   H2Q    sing N N 176 
TTM C2Q   H2     sing N N 177 
TTM C2Q   H3Q    sing N N 178 
TTM C2Q   H4Q    sing N N 179 
TTM C4    O4     doub N N 180 
TTM C4    C5     sing N N 181 
TTM C5    C5M    sing N N 182 
TTM C5M   H71    sing N N 183 
TTM C5M   H72    sing N N 184 
TTM C5M   H73    sing N N 185 
TTM "C2'" "C3'"  sing N N 186 
TTM "C2'" "H2'"  sing N N 187 
TTM "C2'" "H2''" sing N N 188 
TTM "C3'" "O3'"  sing N N 189 
TTM "C3'" "H3'"  sing N N 190 
TTM "O3'" "HO3'" sing N N 191 
TTM OP3   HOP3   sing N N 192 
# 
loop_
_ndb_struct_conf_na.entry_id 
_ndb_struct_conf_na.feature 
1XCI 'double helix'        
1XCI 'b-form double 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 DC 1  1_555 B DG 11 1_555 0.388  -0.201 0.008  -0.250 -0.506 -1.073 1  A_DC1:DG11_B A 1  ? B 11 ? 19 1 
1 A DG 2  1_555 B DC 10 1_555 -0.247 -0.203 -0.032 -0.282 -0.848 -0.318 2  A_DG2:DC10_B A 2  ? B 10 ? 19 1 
1 A DA 3  1_555 B DT 9  1_555 -0.255 -0.213 0.040  0.161  0.748  -1.797 3  A_DA3:DT9_B  A 3  ? B 9  ? 20 1 
1 A DA 4  1_555 B DT 8  1_555 0.417  -0.082 -0.015 0.014  -0.259 -5.386 4  A_DA4:DT8_B  A 4  ? B 8  ? 20 1 
1 A DA 5  1_555 B DT 7  1_555 -0.248 -0.195 0.058  1.128  0.345  -5.851 5  A_DA5:DT7_B  A 5  ? B 7  ? 20 1 
1 A DT 7  1_555 B DA 5  1_555 0.244  -0.199 -0.034 -1.570 2.514  -5.527 6  A_DT7:DA5_B  A 7  ? B 5  ? 20 1 
1 A DT 8  1_555 B DA 4  1_555 -0.363 -0.092 0.016  -0.879 0.928  -4.647 7  A_DT8:DA4_B  A 8  ? B 4  ? 20 1 
1 A DT 9  1_555 B DA 3  1_555 0.253  -0.211 0.039  -0.100 0.705  -4.006 8  A_DT9:DA3_B  A 9  ? B 3  ? 20 1 
1 A DC 10 1_555 B DG 2  1_555 0.239  -0.204 -0.023 0.128  -0.683 -1.429 9  A_DC10:DG2_B A 10 ? B 2  ? 19 1 
1 A DG 11 1_555 B DC 1  1_555 -0.541 -0.233 0.019  0.488  -0.583 -0.204 10 A_DG11:DC1_B A 11 ? 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 DC 1  1_555 B DG 11 1_555 A DG 2  1_555 B DC 10 1_555 0.310  1.229  2.966 1.910  -2.131  44.147 1.811  -0.251 2.917 -2.831  
-2.538 44.235 1 AA_DC1DG2:DC10DG11_BB A 1  ? B 11 ? A 2  ? B 10 ? 
1 A DG 2  1_555 B DC 10 1_555 A DA 3  1_555 B DT 9  1_555 0.210  0.170  3.344 0.222  -16.035 48.280 1.350  -0.229 3.143 -19.004 
-0.263 50.722 2 AA_DG2DA3:DT9DC10_BB  A 2  ? B 10 ? A 3  ? B 9  ? 
1 A DA 3  1_555 B DT 9  1_555 A DA 4  1_555 B DT 8  1_555 0.116  -0.120 3.290 -2.303 4.074   34.645 -0.817 -0.543 3.241 6.802   
3.846  34.950 3 AA_DA3DA4:DT8DT9_BB   A 3  ? B 9  ? A 4  ? B 8  ? 
1 A DA 4  1_555 B DT 8  1_555 A DA 5  1_555 B DT 7  1_555 0.127  -0.852 3.126 -2.113 -1.818  33.960 -1.176 -0.539 3.153 -3.106  
3.610  34.070 4 AA_DA4DA5:DT7DT8_BB   A 4  ? B 8  ? A 5  ? B 7  ? 
1 A DT 7  1_555 B DA 5  1_555 A DT 8  1_555 B DA 4  1_555 0.124  -1.256 3.420 0.074  -13.777 35.950 0.012  -0.179 3.643 -21.379 
-0.115 38.418 5 AA_DT7DT8:DA4DA5_BB   A 7  ? B 5  ? A 8  ? B 4  ? 
1 A DT 8  1_555 B DA 4  1_555 A DT 9  1_555 B DA 3  1_555 -0.467 -0.459 3.397 3.831  5.093   32.334 -1.694 1.490  3.214 9.035   
-6.797 32.940 6 AA_DT8DT9:DA3DA4_BB   A 8  ? B 4  ? A 9  ? B 3  ? 
1 A DT 9  1_555 B DA 3  1_555 A DC 10 1_555 B DG 2  1_555 0.393  -0.241 3.395 -0.490 -17.116 46.925 1.037  -0.505 3.286 -20.704 
0.592  49.785 7 AA_DT9DC10:DG2DA3_BB  A 9  ? B 3  ? A 10 ? B 2  ? 
1 A DC 10 1_555 B DG 2  1_555 A DG 11 1_555 B DC 1  1_555 -0.406 1.432  2.977 -2.198 -3.793  44.134 2.212  0.355  2.866 -5.033  
2.916  44.341 8 AA_DC10DG11:DC1DG2_BB A 10 ? B 2  ? A 11 ? B 1  ? 
# 
_pdbx_nmr_spectrometer.spectrometer_id   1 
_pdbx_nmr_spectrometer.type              ? 
_pdbx_nmr_spectrometer.manufacturer      Varian 
_pdbx_nmr_spectrometer.model             INOVA 
_pdbx_nmr_spectrometer.field_strength    800 
# 
_atom_sites.entry_id                    1XCI 
_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_