data_2K4L
# 
_entry.id   2K4L 
# 
_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   2K4L         pdb_00002k4l 10.2210/pdb2k4l/pdb 
RCSB  RCSB100668   ?            ?                   
BMRB  15613        ?            10.13018/BMR15613   
WWPDB D_1000100668 ?            ?                   
# 
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 2008-10-28 
2 'Structure model' 1 1 2011-07-13 
3 'Structure model' 1 2 2020-02-19 
4 'Structure model' 1 3 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' 'Data collection'           
3 3 'Structure model' 'Derived calculations'      
4 3 'Structure model' Other                       
5 4 'Structure model' 'Data collection'           
6 4 'Structure model' 'Database references'       
7 4 'Structure model' 'Derived calculations'      
# 
loop_
_pdbx_audit_revision_category.ordinal 
_pdbx_audit_revision_category.revision_ordinal 
_pdbx_audit_revision_category.data_content_type 
_pdbx_audit_revision_category.category 
1  3 'Structure model' pdbx_database_status  
2  3 'Structure model' pdbx_nmr_software     
3  3 'Structure model' pdbx_nmr_spectrometer 
4  3 'Structure model' pdbx_struct_assembly  
5  3 'Structure model' pdbx_struct_oper_list 
6  3 'Structure model' struct_conn           
7  4 'Structure model' chem_comp_atom        
8  4 'Structure model' chem_comp_bond        
9  4 'Structure model' database_2            
10 4 'Structure model' struct_site           
# 
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 3 'Structure model' '_pdbx_database_status.status_code_cs' 
2 3 'Structure model' '_pdbx_nmr_software.name'              
3 3 'Structure model' '_pdbx_nmr_spectrometer.model'         
4 3 'Structure model' '_struct_conn.pdbx_leaving_atom_flag'  
5 4 'Structure model' '_database_2.pdbx_DOI'                 
6 4 'Structure model' '_database_2.pdbx_database_accession'  
7 4 'Structure model' '_struct_site.pdbx_auth_asym_id'       
8 4 'Structure model' '_struct_site.pdbx_auth_comp_id'       
9 4 'Structure model' '_struct_site.pdbx_auth_seq_id'        
# 
_pdbx_database_status.deposit_site                    BMRB 
_pdbx_database_status.entry_id                        2K4L 
_pdbx_database_status.process_site                    RCSB 
_pdbx_database_status.recvd_initial_deposition_date   2008-06-13 
_pdbx_database_status.SG_entry                        ? 
_pdbx_database_status.status_code                     REL 
_pdbx_database_status.status_code_mr                  REL 
_pdbx_database_status.status_code_sf                  ? 
_pdbx_database_status.pdb_format_compatible           Y 
_pdbx_database_status.status_code_cs                  REL 
_pdbx_database_status.methods_development_category    ? 
_pdbx_database_status.status_code_nmr_data            ? 
# 
_pdbx_database_related.db_id          15613 
_pdbx_database_related.db_name        BMRB 
_pdbx_database_related.content_type   unspecified 
_pdbx_database_related.details        . 
# 
loop_
_audit_author.name 
_audit_author.pdbx_ordinal 
'Antonow, D.'     1 
'Barata, T.'      2 
'Jenkins, T.C.'   3 
'Parkinson, G.N.' 4 
'Howard, P.W.'    5 
'Thurston, D.E.'  6 
'Zloh, M.'        7 
# 
loop_
_citation.id 
_citation.title 
_citation.journal_abbrev 
_citation.journal_volume 
_citation.page_first 
_citation.page_last 
_citation.year 
_citation.journal_id_ASTM 
_citation.country 
_citation.journal_id_ISSN 
_citation.journal_id_CSD 
_citation.book_publisher 
_citation.pdbx_database_id_PubMed 
_citation.pdbx_database_id_DOI 
primary 
;Solution structure of a 2:1 C2-(2-naphthyl) pyrrolo[2,1-c][1,4]benzodiazepine DNA adduct: molecular basis for unexpectedly high DNA helix stabilization.
;
Biochemistry 47 11818 11829 2008 BICHAW US 0006-2960 0033 ? 18925745 10.1021/bi801225q 
1       'Parallel Synthesis of a Novel C2-Aryl Pyrrolo[2,1-c][1,4]benzodiazepine (PBD) Library' J.Comb.Chem. 9  437   445   2007 ? 
US 1520-4766 ?    ? 17397227 10.1021/cc0601332 
# 
loop_
_citation_author.citation_id 
_citation_author.name 
_citation_author.ordinal 
_citation_author.identifier_ORCID 
primary 'Antonow, D.'     1  ? 
primary 'Barata, T.'      2  ? 
primary 'Jenkins, T.C.'   3  ? 
primary 'Parkinson, G.N.' 4  ? 
primary 'Howard, P.W.'    5  ? 
primary 'Thurston, D.E.'  6  ? 
primary 'Zloh, M.'        7  ? 
1       'Antonow, D.'     8  ? 
1       'Cooper, N.'      9  ? 
1       'Howard, P.W.'    10 ? 
1       'Thurston, D.E.'  11 ? 
# 
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 "5'-D(*DAP*DAP*DTP*DCP*DTP*DTP*DTP*DAP*DAP*DAP*DGP*DAP*DTP*DT)-3'"                                        
4277.827 2 ? ? ? ? 
2 non-polymer syn '(11aS)-7,8-dimethoxy-2-naphthalen-2-yl-1,10,11,11a-tetrahydro-5H-pyrrolo[2,1-c][1,4]benzodiazepin-5-one' 
386.443  2 ? ? ? ? 
# 
_entity_poly.entity_id                      1 
_entity_poly.type                           polydeoxyribonucleotide 
_entity_poly.nstd_linkage                   no 
_entity_poly.nstd_monomer                   no 
_entity_poly.pdbx_seq_one_letter_code       '(DA)(DA)(DT)(DC)(DT)(DT)(DT)(DA)(DA)(DA)(DG)(DA)(DT)(DT)' 
_entity_poly.pdbx_seq_one_letter_code_can   AATCTTTAAAGATT 
_entity_poly.pdbx_strand_id                 A,B 
_entity_poly.pdbx_target_identifier         ? 
# 
_pdbx_entity_nonpoly.entity_id   2 
_pdbx_entity_nonpoly.name        
'(11aS)-7,8-dimethoxy-2-naphthalen-2-yl-1,10,11,11a-tetrahydro-5H-pyrrolo[2,1-c][1,4]benzodiazepin-5-one' 
_pdbx_entity_nonpoly.comp_id     PZD 
# 
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  DA n 
1 3  DT n 
1 4  DC n 
1 5  DT n 
1 6  DT n 
1 7  DT n 
1 8  DA n 
1 9  DA n 
1 10 DA n 
1 11 DG n 
1 12 DA n 
1 13 DT n 
1 14 DT 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    ? 
_pdbx_entity_src_syn.organism_common_name   ? 
_pdbx_entity_src_syn.ncbi_taxonomy_id       ? 
_pdbx_entity_src_syn.details                
;THE 14-MER NUCLEOTIDE SEQUENCE AATCTTTAAAGATT WAS SYNTHESISED USING AN APPLIED BIOSYSTEMS DNA SYNTHESIZER. THE DNA SEQUENCE WAS PURIFIED BY REVERSED-PHASE HPLC AT ROOM TEMPERATURE. THE DUPLEX WAS FORMED BY ANNEALING IN PHOSPHATE BUFFER.
;
# 
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 
PZD non-polymer   . '(11aS)-7,8-dimethoxy-2-naphthalen-2-yl-1,10,11,11a-tetrahydro-5H-pyrrolo[2,1-c][1,4]benzodiazepin-5-one' ? 
'C24 H22 N2 O3'   386.443 
# 
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 DA A . n 
A 1 2  DA 2  2  2  DA DA A . n 
A 1 3  DT 3  3  3  DT DT A . n 
A 1 4  DC 4  4  4  DC DC A . n 
A 1 5  DT 5  5  5  DT DT A . n 
A 1 6  DT 6  6  6  DT DT A . n 
A 1 7  DT 7  7  7  DT DT A . n 
A 1 8  DA 8  8  8  DA DA A . n 
A 1 9  DA 9  9  9  DA DA A . n 
A 1 10 DA 10 10 10 DA DA A . n 
A 1 11 DG 11 11 11 DG DG A . n 
A 1 12 DA 12 12 12 DA DA A . n 
A 1 13 DT 13 13 13 DT DT A . n 
A 1 14 DT 14 14 14 DT DT A . n 
B 1 1  DA 1  21 21 DA DA B . n 
B 1 2  DA 2  22 22 DA DA B . n 
B 1 3  DT 3  23 23 DT DT B . n 
B 1 4  DC 4  24 24 DC DC B . n 
B 1 5  DT 5  25 25 DT DT B . n 
B 1 6  DT 6  26 26 DT DT B . n 
B 1 7  DT 7  27 27 DT DT B . n 
B 1 8  DA 8  28 28 DA DA B . n 
B 1 9  DA 9  29 29 DA DA B . n 
B 1 10 DA 10 30 30 DA DA B . n 
B 1 11 DG 11 31 31 DG DG B . n 
B 1 12 DA 12 32 32 DA DA B . n 
B 1 13 DT 13 33 33 DT DT B . n 
B 1 14 DT 14 34 34 DT DT B . n 
# 
loop_
_pdbx_nonpoly_scheme.asym_id 
_pdbx_nonpoly_scheme.entity_id 
_pdbx_nonpoly_scheme.mon_id 
_pdbx_nonpoly_scheme.ndb_seq_num 
_pdbx_nonpoly_scheme.pdb_seq_num 
_pdbx_nonpoly_scheme.auth_seq_num 
_pdbx_nonpoly_scheme.pdb_mon_id 
_pdbx_nonpoly_scheme.auth_mon_id 
_pdbx_nonpoly_scheme.pdb_strand_id 
_pdbx_nonpoly_scheme.pdb_ins_code 
C 2 PZD 1 101 101 PZD PZD A . 
D 2 PZD 1 102 102 PZD PZD B . 
# 
_cell.entry_id           2K4L 
_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                         2K4L 
_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.absorpt_coefficient_mu     ? 
_exptl.absorpt_correction_T_max   ? 
_exptl.absorpt_correction_T_min   ? 
_exptl.absorpt_correction_type    ? 
_exptl.absorpt_process_details    ? 
_exptl.crystals_number            ? 
_exptl.details                    ? 
_exptl.entry_id                   2K4L 
_exptl.method                     'SOLUTION NMR' 
_exptl.method_details             ? 
# 
_struct.entry_id                  2K4L 
_struct.title                     
;Solution structure of a 2:1C2-(2-naphthyl)pyrrolo[2,1-c][1,4]benzodiazepine (PBD) DNA adduct: molecular basis for unexpectedly high DNA helix stabilization.
;
_struct.pdbx_model_details        ? 
_struct.pdbx_CASP_flag            ? 
_struct.pdbx_model_type_details   ? 
# 
_struct_keywords.entry_id        2K4L 
_struct_keywords.pdbx_keywords   DNA 
_struct_keywords.text            'pyrrolo[2, 1-c][1, 4]benzodiazepine, PBD, DNA Adduct, 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 ? 
C N N 2 ? 
D N N 2 ? 
# 
_struct_ref.id                         1 
_struct_ref.db_name                    PDB 
_struct_ref.db_code                    2K4L 
_struct_ref.pdbx_db_accession          2K4L 
_struct_ref.entity_id                  1 
_struct_ref.pdbx_align_begin           ? 
_struct_ref.pdbx_seq_one_letter_code   AATCTTTAAAGATT 
_struct_ref.pdbx_db_isoform            ? 
# 
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 2K4L A 1 ? 14 ? 2K4L 1  ? 14 ? 1  14 
2 1 2K4L B 1 ? 14 ? 2K4L 21 ? 34 ? 21 34 
# 
_pdbx_struct_assembly.id                   1 
_pdbx_struct_assembly.details              author_defined_assembly 
_pdbx_struct_assembly.method_details       ? 
_pdbx_struct_assembly.oligomeric_details   dimeric 
_pdbx_struct_assembly.oligomeric_count     2 
# 
_pdbx_struct_assembly_gen.assembly_id       1 
_pdbx_struct_assembly_gen.oper_expression   1 
_pdbx_struct_assembly_gen.asym_id_list      A,B,C,D 
# 
_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 none ? A DG 11 N2 ? ? ? 1_555 C PZD .  C9A ? ? A DG 11 A PZD 101 1_555 ? ? ? ? ? ? ?               1.458 ? ? 
covale2  covale none ? B DG 11 N2 ? ? ? 1_555 D PZD .  C9A ? ? B DG 31 B PZD 102 1_555 ? ? ? ? ? ? ?               1.455 ? ? 
hydrog1  hydrog ?    ? A DA 1  N1 ? ? ? 1_555 B DT  14 N3  ? ? A DA 1  B DT  34  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog2  hydrog ?    ? A DA 1  N6 ? ? ? 1_555 B DT  14 O4  ? ? A DA 1  B DT  34  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog3  hydrog ?    ? A DA 2  N1 ? ? ? 1_555 B DT  13 N3  ? ? A DA 2  B DT  33  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog4  hydrog ?    ? A DA 2  N6 ? ? ? 1_555 B DT  13 O4  ? ? A DA 2  B DT  33  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog5  hydrog ?    ? A DT 3  N3 ? ? ? 1_555 B DA  12 N1  ? ? A DT 3  B DA  32  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog6  hydrog ?    ? A DT 3  O4 ? ? ? 1_555 B DA  12 N6  ? ? A DT 3  B DA  32  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog7  hydrog ?    ? A DC 4  N3 ? ? ? 1_555 B DG  11 N1  ? ? A DC 4  B DG  31  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog8  hydrog ?    ? A DC 4  N4 ? ? ? 1_555 B DG  11 O6  ? ? A DC 4  B DG  31  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog9  hydrog ?    ? A DC 4  O2 ? ? ? 1_555 B DG  11 N2  ? ? A DC 4  B DG  31  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog10 hydrog ?    ? A DT 5  N3 ? ? ? 1_555 B DA  10 N1  ? ? A DT 5  B DA  30  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog11 hydrog ?    ? A DT 5  O4 ? ? ? 1_555 B DA  10 N6  ? ? A DT 5  B DA  30  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog12 hydrog ?    ? A DT 6  N3 ? ? ? 1_555 B DA  9  N1  ? ? A DT 6  B DA  29  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog13 hydrog ?    ? A DT 6  O4 ? ? ? 1_555 B DA  9  N6  ? ? A DT 6  B DA  29  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog14 hydrog ?    ? A DT 7  N3 ? ? ? 1_555 B DA  8  N1  ? ? A DT 7  B DA  28  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog15 hydrog ?    ? A DT 7  O4 ? ? ? 1_555 B DA  8  N6  ? ? A DT 7  B DA  28  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog16 hydrog ?    ? A DA 8  N1 ? ? ? 1_555 B DT  7  N3  ? ? A DA 8  B DT  27  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog17 hydrog ?    ? A DA 8  N6 ? ? ? 1_555 B DT  7  O4  ? ? A DA 8  B DT  27  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog18 hydrog ?    ? A DA 9  N1 ? ? ? 1_555 B DT  6  N3  ? ? A DA 9  B DT  26  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog19 hydrog ?    ? A DA 9  N6 ? ? ? 1_555 B DT  6  O4  ? ? A DA 9  B DT  26  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog20 hydrog ?    ? A DA 10 N1 ? ? ? 1_555 B DT  5  N3  ? ? A DA 10 B DT  25  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog21 hydrog ?    ? A DA 10 N6 ? ? ? 1_555 B DT  5  O4  ? ? A DA 10 B DT  25  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog22 hydrog ?    ? A DG 11 N1 ? ? ? 1_555 B DC  4  N3  ? ? A DG 11 B DC  24  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog23 hydrog ?    ? A DG 11 N2 ? ? ? 1_555 B DC  4  O2  ? ? A DG 11 B DC  24  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog24 hydrog ?    ? A DG 11 O6 ? ? ? 1_555 B DC  4  N4  ? ? A DG 11 B DC  24  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog25 hydrog ?    ? A DA 12 N1 ? ? ? 1_555 B DT  3  N3  ? ? A DA 12 B DT  23  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog26 hydrog ?    ? A DA 12 N6 ? ? ? 1_555 B DT  3  O4  ? ? A DA 12 B DT  23  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog27 hydrog ?    ? A DT 13 N3 ? ? ? 1_555 B DA  2  N1  ? ? A DT 13 B DA  22  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog28 hydrog ?    ? A DT 13 O4 ? ? ? 1_555 B DA  2  N6  ? ? A DT 13 B DA  22  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog29 hydrog ?    ? A DT 13 N3 ? ? ? 1_555 B DT  3  O2  ? ? A DT 13 B DT  23  1_555 ? ? ? ? ? ? 'DT-DT MISPAIR' ?     ? ? 
hydrog30 hydrog ?    ? A DT 14 N3 ? ? ? 1_555 B DA  1  N1  ? ? A DT 14 B DA  21  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog31 hydrog ?    ? A DT 14 O4 ? ? ? 1_555 B DA  1  N6  ? ? A DT 14 B DA  21  1_555 ? ? ? ? ? ? WATSON-CRICK    ?     ? ? 
hydrog32 hydrog ?    ? A DT 14 N3 ? ? ? 1_555 B DA  2  N1  ? ? A DT 14 B DA  22  1_555 ? ? ? ? ? ? 'DT-DA PAIR'    ?     ? ? 
# 
loop_
_struct_conn_type.id 
_struct_conn_type.criteria 
_struct_conn_type.reference 
covale ? ? 
hydrog ? ? 
# 
loop_
_struct_site.id 
_struct_site.pdbx_evidence_code 
_struct_site.pdbx_auth_asym_id 
_struct_site.pdbx_auth_comp_id 
_struct_site.pdbx_auth_seq_id 
_struct_site.pdbx_auth_ins_code 
_struct_site.pdbx_num_residues 
_struct_site.details 
AC1 Software A PZD 101 ? 8 'BINDING SITE FOR RESIDUE PZD A 101' 
AC2 Software B PZD 102 ? 9 'BINDING SITE FOR RESIDUE PZD B 102' 
1   ?        ? ?   ?   ? ? ?                                    
# 
loop_
_struct_site_gen.id 
_struct_site_gen.site_id 
_struct_site_gen.pdbx_num_res 
_struct_site_gen.label_comp_id 
_struct_site_gen.label_asym_id 
_struct_site_gen.label_seq_id 
_struct_site_gen.pdbx_auth_ins_code 
_struct_site_gen.auth_comp_id 
_struct_site_gen.auth_asym_id 
_struct_site_gen.auth_seq_id 
_struct_site_gen.label_atom_id 
_struct_site_gen.label_alt_id 
_struct_site_gen.symmetry 
_struct_site_gen.details 
1  AC1 8 DG A 11 ? DG A 11 . ? 1_555 ? 
2  AC1 8 DA A 12 ? DA A 12 . ? 1_555 ? 
3  AC1 8 DT A 13 ? DT A 13 . ? 1_555 ? 
4  AC1 8 DT A 14 ? DT A 14 . ? 1_555 ? 
5  AC1 8 DC B 4  ? DC B 24 . ? 1_555 ? 
6  AC1 8 DT B 5  ? DT B 25 . ? 1_555 ? 
7  AC1 8 DT B 6  ? DT B 26 . ? 1_555 ? 
8  AC1 8 DT B 7  ? DT B 27 . ? 1_555 ? 
9  AC2 9 DT A 3  ? DT A 3  . ? 1_555 ? 
10 AC2 9 DC A 4  ? DC A 4  . ? 1_555 ? 
11 AC2 9 DT A 5  ? DT A 5  . ? 1_555 ? 
12 AC2 9 DT A 6  ? DT A 6  . ? 1_555 ? 
13 AC2 9 DT A 7  ? DT A 7  . ? 1_555 ? 
14 AC2 9 DG B 11 ? DG B 31 . ? 1_555 ? 
15 AC2 9 DA B 12 ? DA B 32 . ? 1_555 ? 
16 AC2 9 DT B 13 ? DT B 33 . ? 1_555 ? 
17 AC2 9 DT B 14 ? DT B 34 . ? 1_555 ? 
# 
loop_
_pdbx_validate_close_contact.id 
_pdbx_validate_close_contact.PDB_model_num 
_pdbx_validate_close_contact.auth_atom_id_1 
_pdbx_validate_close_contact.auth_asym_id_1 
_pdbx_validate_close_contact.auth_comp_id_1 
_pdbx_validate_close_contact.auth_seq_id_1 
_pdbx_validate_close_contact.PDB_ins_code_1 
_pdbx_validate_close_contact.label_alt_id_1 
_pdbx_validate_close_contact.auth_atom_id_2 
_pdbx_validate_close_contact.auth_asym_id_2 
_pdbx_validate_close_contact.auth_comp_id_2 
_pdbx_validate_close_contact.auth_seq_id_2 
_pdbx_validate_close_contact.PDB_ins_code_2 
_pdbx_validate_close_contact.label_alt_id_2 
_pdbx_validate_close_contact.dist 
1 3 "HO5'" B DA 21 ? ? OP1   B DA 22 ? ? 1.39 
2 6 "HO5'" B DA 21 ? ? "O5'" B DA 22 ? ? 1.58 
3 7 "HO5'" B DA 21 ? ? OP1   B DA 22 ? ? 1.32 
# 
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  C6    A DT 5  ? ? C5    A DT 5  ? ? C7 A DT 5  ? ? 118.18 122.90 -4.72 0.60 N 
2  1  C6    A DT 13 ? ? C5    A DT 13 ? ? C7 A DT 13 ? ? 119.12 122.90 -3.78 0.60 N 
3  1  C6    A DT 14 ? ? C5    A DT 14 ? ? C7 A DT 14 ? ? 119.29 122.90 -3.61 0.60 N 
4  1  C6    B DT 25 ? ? C5    B DT 25 ? ? C7 B DT 25 ? ? 118.36 122.90 -4.54 0.60 N 
5  1  C6    B DT 26 ? ? C5    B DT 26 ? ? C7 B DT 26 ? ? 119.13 122.90 -3.77 0.60 N 
6  1  C6    B DT 33 ? ? C5    B DT 33 ? ? C7 B DT 33 ? ? 119.14 122.90 -3.76 0.60 N 
7  1  C6    B DT 34 ? ? C5    B DT 34 ? ? C7 B DT 34 ? ? 119.21 122.90 -3.69 0.60 N 
8  2  C6    A DT 5  ? ? C5    A DT 5  ? ? C7 A DT 5  ? ? 118.26 122.90 -4.64 0.60 N 
9  2  C6    A DT 6  ? ? C5    A DT 6  ? ? C7 A DT 6  ? ? 119.19 122.90 -3.71 0.60 N 
10 2  C6    A DT 13 ? ? C5    A DT 13 ? ? C7 A DT 13 ? ? 119.01 122.90 -3.89 0.60 N 
11 2  C6    B DT 25 ? ? C5    B DT 25 ? ? C7 B DT 25 ? ? 118.23 122.90 -4.67 0.60 N 
12 2  C6    B DT 26 ? ? C5    B DT 26 ? ? C7 B DT 26 ? ? 119.16 122.90 -3.74 0.60 N 
13 2  C6    B DT 33 ? ? C5    B DT 33 ? ? C7 B DT 33 ? ? 119.05 122.90 -3.85 0.60 N 
14 3  C6    A DT 5  ? ? C5    A DT 5  ? ? C7 A DT 5  ? ? 118.23 122.90 -4.67 0.60 N 
15 3  C6    A DT 6  ? ? C5    A DT 6  ? ? C7 A DT 6  ? ? 119.13 122.90 -3.77 0.60 N 
16 3  C6    A DT 13 ? ? C5    A DT 13 ? ? C7 A DT 13 ? ? 119.05 122.90 -3.85 0.60 N 
17 3  C6    B DT 25 ? ? C5    B DT 25 ? ? C7 B DT 25 ? ? 118.46 122.90 -4.44 0.60 N 
18 3  C6    B DT 26 ? ? C5    B DT 26 ? ? C7 B DT 26 ? ? 119.21 122.90 -3.69 0.60 N 
19 3  C6    B DT 33 ? ? C5    B DT 33 ? ? C7 B DT 33 ? ? 119.12 122.90 -3.78 0.60 N 
20 4  C6    A DT 5  ? ? C5    A DT 5  ? ? C7 A DT 5  ? ? 118.37 122.90 -4.53 0.60 N 
21 4  C6    A DT 6  ? ? C5    A DT 6  ? ? C7 A DT 6  ? ? 118.96 122.90 -3.94 0.60 N 
22 4  C6    A DT 13 ? ? C5    A DT 13 ? ? C7 A DT 13 ? ? 118.84 122.90 -4.06 0.60 N 
23 4  C6    A DT 14 ? ? C5    A DT 14 ? ? C7 A DT 14 ? ? 119.13 122.90 -3.77 0.60 N 
24 4  C6    B DT 25 ? ? C5    B DT 25 ? ? C7 B DT 25 ? ? 118.35 122.90 -4.55 0.60 N 
25 4  C6    B DT 26 ? ? C5    B DT 26 ? ? C7 B DT 26 ? ? 119.29 122.90 -3.61 0.60 N 
26 4  C6    B DT 33 ? ? C5    B DT 33 ? ? C7 B DT 33 ? ? 118.62 122.90 -4.28 0.60 N 
27 5  C6    A DT 5  ? ? C5    A DT 5  ? ? C7 A DT 5  ? ? 118.15 122.90 -4.75 0.60 N 
28 5  C6    A DT 6  ? ? C5    A DT 6  ? ? C7 A DT 6  ? ? 119.06 122.90 -3.84 0.60 N 
29 5  C6    A DT 13 ? ? C5    A DT 13 ? ? C7 A DT 13 ? ? 118.83 122.90 -4.07 0.60 N 
30 5  C6    A DT 14 ? ? C5    A DT 14 ? ? C7 A DT 14 ? ? 119.03 122.90 -3.87 0.60 N 
31 5  C6    B DT 25 ? ? C5    B DT 25 ? ? C7 B DT 25 ? ? 118.23 122.90 -4.67 0.60 N 
32 5  C6    B DT 26 ? ? C5    B DT 26 ? ? C7 B DT 26 ? ? 119.26 122.90 -3.64 0.60 N 
33 5  C6    B DT 33 ? ? C5    B DT 33 ? ? C7 B DT 33 ? ? 118.61 122.90 -4.29 0.60 N 
34 6  C6    A DT 5  ? ? C5    A DT 5  ? ? C7 A DT 5  ? ? 118.35 122.90 -4.55 0.60 N 
35 6  C6    A DT 6  ? ? C5    A DT 6  ? ? C7 A DT 6  ? ? 119.30 122.90 -3.60 0.60 N 
36 6  C6    A DT 13 ? ? C5    A DT 13 ? ? C7 A DT 13 ? ? 119.10 122.90 -3.80 0.60 N 
37 6  C6    A DT 14 ? ? C5    A DT 14 ? ? C7 A DT 14 ? ? 118.99 122.90 -3.91 0.60 N 
38 6  C6    B DT 25 ? ? C5    B DT 25 ? ? C7 B DT 25 ? ? 118.28 122.90 -4.62 0.60 N 
39 6  C6    B DT 34 ? ? C5    B DT 34 ? ? C7 B DT 34 ? ? 118.96 122.90 -3.94 0.60 N 
40 7  C6    A DT 5  ? ? C5    A DT 5  ? ? C7 A DT 5  ? ? 118.28 122.90 -4.62 0.60 N 
41 7  C6    A DT 6  ? ? C5    A DT 6  ? ? C7 A DT 6  ? ? 119.13 122.90 -3.77 0.60 N 
42 7  "O4'" A DA 9  ? ? "C1'" A DA 9  ? ? N9 A DA 9  ? ? 110.31 108.30 2.01  0.30 N 
43 7  C6    A DT 13 ? ? C5    A DT 13 ? ? C7 A DT 13 ? ? 119.03 122.90 -3.87 0.60 N 
44 7  C6    B DT 25 ? ? C5    B DT 25 ? ? C7 B DT 25 ? ? 118.40 122.90 -4.50 0.60 N 
45 7  "O4'" B DA 29 ? ? "C1'" B DA 29 ? ? N9 B DA 29 ? ? 110.26 108.30 1.96  0.30 N 
46 7  C6    B DT 33 ? ? C5    B DT 33 ? ? C7 B DT 33 ? ? 119.03 122.90 -3.87 0.60 N 
47 8  C6    A DT 5  ? ? C5    A DT 5  ? ? C7 A DT 5  ? ? 118.34 122.90 -4.56 0.60 N 
48 8  C6    A DT 6  ? ? C5    A DT 6  ? ? C7 A DT 6  ? ? 118.95 122.90 -3.95 0.60 N 
49 8  "O4'" A DA 9  ? ? "C1'" A DA 9  ? ? N9 A DA 9  ? ? 110.18 108.30 1.88  0.30 N 
50 8  C6    A DT 13 ? ? C5    A DT 13 ? ? C7 A DT 13 ? ? 118.73 122.90 -4.17 0.60 N 
51 8  C6    A DT 14 ? ? C5    A DT 14 ? ? C7 A DT 14 ? ? 118.99 122.90 -3.91 0.60 N 
52 8  C6    B DT 25 ? ? C5    B DT 25 ? ? C7 B DT 25 ? ? 118.16 122.90 -4.74 0.60 N 
53 8  C6    B DT 26 ? ? C5    B DT 26 ? ? C7 B DT 26 ? ? 118.86 122.90 -4.04 0.60 N 
54 8  "O4'" B DA 29 ? ? "C1'" B DA 29 ? ? N9 B DA 29 ? ? 110.11 108.30 1.81  0.30 N 
55 8  C6    B DT 33 ? ? C5    B DT 33 ? ? C7 B DT 33 ? ? 118.68 122.90 -4.22 0.60 N 
56 9  C6    A DT 5  ? ? C5    A DT 5  ? ? C7 A DT 5  ? ? 118.28 122.90 -4.62 0.60 N 
57 9  "O4'" A DA 9  ? ? "C1'" A DA 9  ? ? N9 A DA 9  ? ? 110.18 108.30 1.88  0.30 N 
58 9  C6    A DT 13 ? ? C5    A DT 13 ? ? C7 A DT 13 ? ? 118.99 122.90 -3.91 0.60 N 
59 9  C6    B DT 25 ? ? C5    B DT 25 ? ? C7 B DT 25 ? ? 118.23 122.90 -4.67 0.60 N 
60 9  C6    B DT 26 ? ? C5    B DT 26 ? ? C7 B DT 26 ? ? 119.21 122.90 -3.69 0.60 N 
61 9  "O4'" B DA 29 ? ? "C1'" B DA 29 ? ? N9 B DA 29 ? ? 110.45 108.30 2.15  0.30 N 
62 9  C6    B DT 33 ? ? C5    B DT 33 ? ? C7 B DT 33 ? ? 118.97 122.90 -3.93 0.60 N 
63 10 C6    A DT 5  ? ? C5    A DT 5  ? ? C7 A DT 5  ? ? 118.19 122.90 -4.71 0.60 N 
64 10 C6    A DT 6  ? ? C5    A DT 6  ? ? C7 A DT 6  ? ? 119.13 122.90 -3.77 0.60 N 
65 10 C6    A DT 13 ? ? C5    A DT 13 ? ? C7 A DT 13 ? ? 118.84 122.90 -4.06 0.60 N 
66 10 C6    B DT 25 ? ? C5    B DT 25 ? ? C7 B DT 25 ? ? 118.13 122.90 -4.77 0.60 N 
67 10 "O4'" B DA 29 ? ? "C1'" B DA 29 ? ? N9 B DA 29 ? ? 110.39 108.30 2.09  0.30 N 
68 10 C6    B DT 33 ? ? C5    B DT 33 ? ? C7 B DT 33 ? ? 118.49 122.90 -4.41 0.60 N 
# 
loop_
_pdbx_validate_planes.id 
_pdbx_validate_planes.PDB_model_num 
_pdbx_validate_planes.auth_comp_id 
_pdbx_validate_planes.auth_asym_id 
_pdbx_validate_planes.auth_seq_id 
_pdbx_validate_planes.PDB_ins_code 
_pdbx_validate_planes.label_alt_id 
_pdbx_validate_planes.rmsd 
_pdbx_validate_planes.type 
1 4 DG B 31 ? ? 0.050 'SIDE CHAIN' 
2 8 DG B 31 ? ? 0.048 'SIDE CHAIN' 
# 
_struct_site_keywords.text      'MINOR GROOVE BINDER, COVALENT' 
_struct_site_keywords.site_id   1 
# 
_pdbx_nmr_ensemble.average_constraint_violations_per_residue     ? 
_pdbx_nmr_ensemble.average_constraints_per_residue               ? 
_pdbx_nmr_ensemble.average_distance_constraint_violation         ? 
_pdbx_nmr_ensemble.average_torsion_angle_constraint_violation    ? 
_pdbx_nmr_ensemble.conformer_selection_criteria                  'structures with the lowest energy' 
_pdbx_nmr_ensemble.conformers_calculated_total_number            200 
_pdbx_nmr_ensemble.conformers_submitted_total_number             10 
_pdbx_nmr_ensemble.distance_constraint_violation_method          ? 
_pdbx_nmr_ensemble.entry_id                                      2K4L 
_pdbx_nmr_ensemble.maximum_distance_constraint_violation         ? 
_pdbx_nmr_ensemble.maximum_lower_distance_constraint_violation   0 
_pdbx_nmr_ensemble.maximum_torsion_angle_constraint_violation    ? 
_pdbx_nmr_ensemble.maximum_upper_distance_constraint_violation   0 
_pdbx_nmr_ensemble.torsion_angle_constraint_violation_method     ? 
# 
_pdbx_nmr_ensemble_rms.atom_type                              ? 
_pdbx_nmr_ensemble_rms.bond_angle_rms_dev                     ? 
_pdbx_nmr_ensemble_rms.bond_angle_rms_dev_error               ? 
_pdbx_nmr_ensemble_rms.chain_range_begin                      ? 
_pdbx_nmr_ensemble_rms.chain_range_end                        ? 
_pdbx_nmr_ensemble_rms.coord_average_rmsd_method              ? 
_pdbx_nmr_ensemble_rms.covalent_bond_rms_dev                  ? 
_pdbx_nmr_ensemble_rms.covalent_bond_rms_dev_error            ? 
_pdbx_nmr_ensemble_rms.dihedral_angles_rms_dev                ? 
_pdbx_nmr_ensemble_rms.dihedral_angles_rms_dev_error          ? 
_pdbx_nmr_ensemble_rms.distance_rms_dev                       0 
_pdbx_nmr_ensemble_rms.distance_rms_dev_error                 0 
_pdbx_nmr_ensemble_rms.entry_id                               2K4L 
_pdbx_nmr_ensemble_rms.improper_torsion_angle_rms_dev         ? 
_pdbx_nmr_ensemble_rms.improper_torsion_angle_rms_dev_error   ? 
_pdbx_nmr_ensemble_rms.peptide_planarity_rms_dev              ? 
_pdbx_nmr_ensemble_rms.peptide_planarity_rms_dev_error        ? 
_pdbx_nmr_ensemble_rms.residue_range_begin                    ? 
_pdbx_nmr_ensemble_rms.residue_range_end                      ? 
# 
_pdbx_nmr_representative.conformer_id         1 
_pdbx_nmr_representative.entry_id             2K4L 
_pdbx_nmr_representative.selection_criteria   'lowest energy' 
# 
_pdbx_nmr_sample_details.contents         
;0.68 mM DNA (5'-D(*(DA)P*(DA)P*(DT)P*(DC)P*(DT)P*(DT)P*(DT)P*(DA)P*(DA)P*(DA)P*(DG)P*(DA)P*(DT)P*(DT))-3'), 90% H2O/10% D2O
;
_pdbx_nmr_sample_details.solution_id      1 
_pdbx_nmr_sample_details.solvent_system   '90% H2O/10% D2O' 
# 
_pdbx_nmr_exptl_sample.component             DNA 
_pdbx_nmr_exptl_sample.concentration         0.68 
_pdbx_nmr_exptl_sample.concentration_units   mM 
_pdbx_nmr_exptl_sample.isotopic_labeling     ? 
_pdbx_nmr_exptl_sample.solution_id           1 
# 
_pdbx_nmr_exptl_sample_conditions.conditions_id       1 
_pdbx_nmr_exptl_sample_conditions.ionic_strength      130 
_pdbx_nmr_exptl_sample_conditions.pH                  6.85 
_pdbx_nmr_exptl_sample_conditions.pressure            ambient 
_pdbx_nmr_exptl_sample_conditions.pressure_units      ? 
_pdbx_nmr_exptl_sample_conditions.temperature         298 
_pdbx_nmr_exptl_sample_conditions.temperature_units   K 
# 
loop_
_pdbx_nmr_exptl.conditions_id 
_pdbx_nmr_exptl.experiment_id 
_pdbx_nmr_exptl.solution_id 
_pdbx_nmr_exptl.type 
1 1 1 '2D 1H-1H TOCSY' 
1 2 1 '2D 1H-1H COSY'  
1 3 1 '2D 1H-1H NOESY' 
# 
_pdbx_nmr_constraints.disulfide_bond_constraints_total_count        ? 
_pdbx_nmr_constraints.entry_id                                      2K4L 
_pdbx_nmr_constraints.hydrogen_bond_constraints_total_count         ? 
_pdbx_nmr_constraints.NA_alpha-angle_constraints_total_count        ? 
_pdbx_nmr_constraints.NA_beta-angle_constraints_total_count         ? 
_pdbx_nmr_constraints.NA_chi-angle_constraints_total_count          ? 
_pdbx_nmr_constraints.NA_delta-angle_constraints_total_count        ? 
_pdbx_nmr_constraints.NA_epsilon-angle_constraints_total_count      ? 
_pdbx_nmr_constraints.NA_gamma-angle_constraints_total_count        ? 
_pdbx_nmr_constraints.NA_other-angle_constraints_total_count        ? 
_pdbx_nmr_constraints.NA_sugar_pucker_constraints_total_count       ? 
_pdbx_nmr_constraints.NOE_constraints_total                         374 
_pdbx_nmr_constraints.NOE_interentity_total_count                   ? 
_pdbx_nmr_constraints.NOE_interproton_distance_evaluation           ? 
_pdbx_nmr_constraints.NOE_intraresidue_total_count                  174 
_pdbx_nmr_constraints.NOE_long_range_total_count                    40 
_pdbx_nmr_constraints.NOE_medium_range_total_count                  18 
_pdbx_nmr_constraints.NOE_motional_averaging_correction             ? 
_pdbx_nmr_constraints.NOE_pseudoatom_corrections                    ? 
_pdbx_nmr_constraints.NOE_sequential_total_count                    102 
_pdbx_nmr_constraints.protein_chi_angle_constraints_total_count     ? 
_pdbx_nmr_constraints.protein_other_angle_constraints_total_count   ? 
_pdbx_nmr_constraints.protein_phi_angle_constraints_total_count     ? 
_pdbx_nmr_constraints.protein_psi_angle_constraints_total_count     ? 
# 
_pdbx_nmr_refine.entry_id           2K4L 
_pdbx_nmr_refine.method             'simulated annealing' 
_pdbx_nmr_refine.details            
;DISTANCES RESTRAINTS WERE CALCULATED FROM THREE-DIMENSIONAL NOESY PEAK VOLUMES BY COMPARING TO REFERENCE VOLUME OF CYTOSINE (2.45 A BETWEEN H5 AND H6). ALL DISTANCE CONSTRAINTS WERE CLASSIFIED ACCORDING TO CROSSPEAK INTENSITIES AS (S) STRONG (1.80 TO 2.90), (M) MEDIUM (1.80 TO 4.00) AND (W) WEAK (D = 4.0, -2.2/+1.0 ). DISTANCE CONSTRAINS WITH METHYL PROTONS WERE CONSIDERED SEPARATELY (D = 4.0 , -2.2/+1.5 ). THE SIMULATED ANNEALING APPROACH WAS USED TO GENERATE 200 STRUCTURES.  THE 10 LOWEST ENERGY STRUCTURES WERE CHOSEN  AND THE ROOT MEAN SQUARE DEVIATION VALUES CALCULATED.
;
_pdbx_nmr_refine.software_ordinal   1 
# 
loop_
_pdbx_nmr_software.authors 
_pdbx_nmr_software.classification 
_pdbx_nmr_software.name 
_pdbx_nmr_software.version 
_pdbx_nmr_software.ordinal 
'Schwieters, Kuszewski, Tjandra and Clore' refinement                  'X-PLOR NIH' 2.16  1 
'Bruker Biospin'                           collection                  TopSpin      1.3   2 
'Bruker Biospin'                           processing                  TopSpin      1.3   3 
'Bruker Biospin'                           'peak picking'              AMIX         3.5.5 4 
'Bruker Biospin'                           'chemical shift assignment' AMIX         3.5.5 5 
# 
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 
PZD C1A    C Y N 144 
PZD C2A    C Y N 145 
PZD C3A    C Y N 146 
PZD C4A    C Y N 147 
PZD C5A    C Y N 148 
PZD C6A    C Y N 149 
PZD C7A    C N N 150 
PZD N1A    N N N 151 
PZD C8A    C N S 152 
PZD C10    C N N 153 
PZD C11    C N N 154 
PZD C12    C N N 155 
PZD O1A    O N N 156 
PZD C13    C Y N 157 
PZD C14    C Y N 158 
PZD C15    C Y N 159 
PZD C16    C Y N 160 
PZD C17    C Y N 161 
PZD C18    C Y N 162 
PZD C19    C Y N 163 
PZD C20    C Y N 164 
PZD C21    C Y N 165 
PZD C22    C Y N 166 
PZD O2A    O N N 167 
PZD C23    C N N 168 
PZD O3A    O N N 169 
PZD C24    C N N 170 
PZD C9A    C N N 171 
PZD N2A    N N N 172 
PZD H8A    H N N 173 
PZD H24    H N N 174 
PZD H24A   H N N 175 
PZD H24B   H N N 176 
PZD H23    H N N 177 
PZD H23A   H N N 178 
PZD H23B   H N N 179 
PZD H3A    H N N 180 
PZD H6A    H N N 181 
PZD H16    H N N 182 
PZD H22    H N N 183 
PZD H15    H N N 184 
PZD H17    H N N 185 
PZD H18    H N N 186 
PZD H21    H N N 187 
PZD H19    H N N 188 
PZD H10    H N N 189 
PZD H12    H N N 190 
PZD H12A   H N N 191 
PZD H9A    H N N 192 
PZD HN2A   H N N 193 
PZD H9AA   H N N 194 
# 
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 
PZD O3A   C1A    sing N N 150 
PZD C6A   C1A    doub Y N 151 
PZD C1A   C2A    sing Y N 152 
PZD C2A   O2A    sing N N 153 
PZD C2A   C3A    doub Y N 154 
PZD C4A   C3A    sing Y N 155 
PZD C3A   H3A    sing N N 156 
PZD C5A   C4A    doub Y N 157 
PZD C4A   C7A    sing N N 158 
PZD C6A   C5A    sing Y N 159 
PZD N2A   C5A    sing N N 160 
PZD H6A   C6A    sing N N 161 
PZD N1A   C7A    sing N N 162 
PZD C7A   O1A    doub N N 163 
PZD C8A   N1A    sing N N 164 
PZD N1A   C10    sing N N 165 
PZD C9A   C8A    sing N N 166 
PZD H8A   C8A    sing N N 167 
PZD C12   C8A    sing N N 168 
PZD C11   C10    doub N N 169 
PZD C10   H10    sing N N 170 
PZD C12   C11    sing N N 171 
PZD C11   C20    sing N N 172 
PZD H12A  C12    sing N N 173 
PZD H12   C12    sing N N 174 
PZD C18   C13    doub Y N 175 
PZD C19   C13    sing Y N 176 
PZD C13   C14    sing Y N 177 
PZD C14   C15    doub Y N 178 
PZD C14   C22    sing Y N 179 
PZD C16   C15    sing Y N 180 
PZD C15   H15    sing N N 181 
PZD C17   C16    doub Y N 182 
PZD C16   H16    sing N N 183 
PZD H17   C17    sing N N 184 
PZD C18   C17    sing Y N 185 
PZD H18   C18    sing N N 186 
PZD H19   C19    sing N N 187 
PZD C19   C20    doub Y N 188 
PZD C20   C21    sing Y N 189 
PZD C21   C22    doub Y N 190 
PZD C21   H21    sing N N 191 
PZD C22   H22    sing N N 192 
PZD O2A   C23    sing N N 193 
PZD H23B  C23    sing N N 194 
PZD C23   H23    sing N N 195 
PZD C23   H23A   sing N N 196 
PZD C24   O3A    sing N N 197 
PZD H24A  C24    sing N N 198 
PZD C24   H24    sing N N 199 
PZD C24   H24B   sing N N 200 
PZD H9A   C9A    sing N N 201 
PZD C9A   N2A    sing N N 202 
PZD C9A   H9AA   sing N N 203 
PZD HN2A  N2A    sing N N 204 
# 
loop_
_ndb_struct_conf_na.entry_id 
_ndb_struct_conf_na.feature 
2K4L 'double helix'        
2K4L 'b-form double helix' 
2K4L '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 14 1_555 0.050  -0.374 -1.035 1.047   -1.074  -0.596 1  A_DA1:DT34_B  A 1  ? B 34 ? 20 1 
1 A DA 2  1_555 B DT 13 1_555 0.035  -0.083 -0.131 20.457  -12.699 -0.111 2  A_DA2:DT33_B  A 2  ? B 33 ? 20 1 
1 A DT 3  1_555 B DA 12 1_555 0.152  -0.517 -1.244 15.300  -21.216 9.422  3  A_DT3:DA32_B  A 3  ? B 32 ? 20 1 
1 A DC 4  1_555 B DG 11 1_555 -0.062 -0.307 -1.791 42.518  -18.401 -0.338 4  A_DC4:DG31_B  A 4  ? B 31 ? 19 1 
1 A DT 5  1_555 B DA 10 1_555 0.105  -0.175 -0.371 9.278   -12.593 -1.862 5  A_DT5:DA30_B  A 5  ? B 30 ? 20 1 
1 A DT 6  1_555 B DA 9  1_555 -0.031 -0.265 -0.408 7.960   -29.682 6.520  6  A_DT6:DA29_B  A 6  ? B 29 ? 20 1 
1 A DT 7  1_555 B DA 8  1_555 0.093  -0.210 -0.504 15.280  -11.033 7.049  7  A_DT7:DA28_B  A 7  ? B 28 ? 20 1 
1 A DA 8  1_555 B DT 7  1_555 -0.024 -0.195 0.893  25.416  -2.813  8.104  8  A_DA8:DT27_B  A 8  ? B 27 ? 20 1 
1 A DA 9  1_555 B DT 6  1_555 0.237  -0.118 -0.327 7.788   -32.329 2.579  9  A_DA9:DT26_B  A 9  ? B 26 ? 20 1 
1 A DA 10 1_555 B DT 5  1_555 0.035  -0.049 -0.201 14.895  -12.980 -2.858 10 A_DA10:DT25_B A 10 ? B 25 ? 20 1 
1 A DG 11 1_555 B DC 4  1_555 0.391  -0.781 -2.276 -38.256 -11.452 -8.108 11 A_DG11:DC24_B A 11 ? B 24 ? 19 1 
1 A DA 12 1_555 B DT 3  1_555 -0.300 -0.404 -1.495 -35.019 -25.700 11.794 12 A_DA12:DT23_B A 12 ? B 23 ? 20 1 
1 A DT 13 1_555 B DA 2  1_555 -0.106 -0.066 -0.360 -34.311 -11.109 -4.007 13 A_DT13:DA22_B A 13 ? B 22 ? 20 1 
1 A DT 14 1_555 B DA 1  1_555 -0.112 -0.377 -0.899 -24.381 -0.596  -2.669 14 A_DT14:DA21_B A 14 ? B 21 ? 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 14 1_555 A DA 2  1_555 B DT 13 1_555 0.333  0.529  2.681 -6.198 -0.617  38.198 0.861  -1.120 2.589 -0.934  
9.394   38.683 1  AA_DA1DA2:DT33DT34_BB   A 1  ? B 34 ? A 2  ? B 33 ? 
1 A DA 2  1_555 B DT 13 1_555 A DT 3  1_555 B DA 12 1_555 0.442  -0.809 3.357 5.240  -1.407  37.800 -1.052 0.012  3.413 -2.158  
-8.037  38.174 2  AA_DA2DT3:DA32DT33_BB   A 2  ? B 33 ? A 3  ? B 32 ? 
1 A DT 3  1_555 B DA 12 1_555 A DC 4  1_555 B DG 11 1_555 -0.259 0.799  2.620 0.926  -0.292  36.514 1.308  0.515  2.607 -0.466  
-1.477  36.526 3  AA_DT3DC4:DG31DA32_BB   A 3  ? B 32 ? A 4  ? B 31 ? 
1 A DC 4  1_555 B DG 11 1_555 A DT 5  1_555 B DA 10 1_555 0.743  -0.780 4.067 -2.705 13.727  37.023 -3.094 -1.481 3.511 20.732  
4.085   39.492 4  AA_DC4DT5:DA30DG31_BB   A 4  ? B 31 ? A 5  ? B 30 ? 
1 A DT 5  1_555 B DA 10 1_555 A DT 6  1_555 B DA 9  1_555 0.831  0.923  3.019 8.456  -9.151  43.903 1.933  -0.389 2.885 -11.955 
-11.048 45.552 5  AA_DT5DT6:DA29DA30_BB   A 5  ? B 30 ? A 6  ? B 29 ? 
1 A DT 6  1_555 B DA 9  1_555 A DT 7  1_555 B DA 8  1_555 -0.671 3.351  2.813 5.906  1.717   29.994 6.054  2.287  2.816 3.274   
-11.262 30.604 6  AA_DT6DT7:DA28DA29_BB   A 6  ? B 29 ? A 7  ? B 28 ? 
1 A DT 7  1_555 B DA 8  1_555 A DA 8  1_555 B DT 7  1_555 0.606  2.839  2.888 -5.403 -6.768  56.309 3.289  -0.883 2.497 -7.125  
5.688   56.918 7  AA_DT7DA8:DT27DA28_BB   A 7  ? B 28 ? A 8  ? B 27 ? 
1 A DA 8  1_555 B DT 7  1_555 A DA 9  1_555 B DT 6  1_555 0.326  2.205  4.057 5.106  8.245   26.878 1.936  0.909  4.507 17.048  
-10.557 28.543 8  AA_DA8DA9:DT26DT27_BB   A 8  ? B 27 ? A 9  ? B 26 ? 
1 A DA 9  1_555 B DT 6  1_555 A DA 10 1_555 B DT 5  1_555 -0.305 1.166  2.758 -5.353 -8.690  43.704 2.174  0.003  2.512 -11.488 
7.076   44.824 9  AA_DA9DA10:DT25DT26_BB  A 9  ? B 26 ? A 10 ? B 25 ? 
1 A DA 10 1_555 B DT 5  1_555 A DG 11 1_555 B DC 4  1_555 -1.266 -1.191 4.802 0.973  19.697  33.722 -5.085 2.063  3.565 30.895  
-1.526  38.920 10 AA_DA10DG11:DC24DT25_BB A 10 ? B 25 ? A 11 ? B 24 ? 
1 A DG 11 1_555 B DC 4  1_555 A DA 12 1_555 B DT 3  1_555 -0.307 1.789  3.856 -2.401 -10.290 44.200 3.342  0.158  3.390 -13.448 
3.138   45.384 11 AA_DG11DA12:DT23DC24_BB A 11 ? B 24 ? A 12 ? B 23 ? 
1 A DA 12 1_555 B DT 3  1_555 A DT 13 1_555 B DA 2  1_555 -0.799 -0.553 3.160 -7.193 1.832   38.144 -1.052 0.339  3.223 2.771   
10.881  38.833 12 AA_DA12DT13:DA22DT23_BB A 12 ? B 23 ? A 13 ? B 22 ? 
1 A DT 13 1_555 B DA 2  1_555 A DT 14 1_555 B DA 1  1_555 -0.022 -0.223 2.969 5.703  10.459  33.547 -1.739 0.785  2.741 17.451  
-9.515  35.542 13 AA_DT13DT14:DA21DA22_BB A 13 ? B 22 ? A 14 ? B 21 ? 
# 
_pdbx_nmr_spectrometer.field_strength    500 
_pdbx_nmr_spectrometer.manufacturer      Bruker 
_pdbx_nmr_spectrometer.model             AVANCE 
_pdbx_nmr_spectrometer.spectrometer_id   1 
_pdbx_nmr_spectrometer.type              'Bruker Avance' 
# 
_atom_sites.entry_id                    2K4L 
_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_