data_1Y6T
# 
_entry.id   1Y6T 
# 
_audit_conform.dict_name       mmcif_pdbx.dic 
_audit_conform.dict_version    5.386 
_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   1Y6T         pdb_00001y6t 10.2210/pdb1y6t/pdb 
NDB   AR0050       ?            ?                   
RCSB  RCSB031188   ?            ?                   
WWPDB D_1000031188 ?            ?                   
# 
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 2004-12-21 
2 'Structure model' 1 1 2008-04-30 
3 'Structure model' 1 2 2011-07-13 
4 'Structure model' 1 3 2024-02-14 
# 
_pdbx_audit_revision_details.ordinal             1 
_pdbx_audit_revision_details.revision_ordinal    1 
_pdbx_audit_revision_details.data_content_type   'Structure model' 
_pdbx_audit_revision_details.provider            repository 
_pdbx_audit_revision_details.type                'Initial release' 
_pdbx_audit_revision_details.description         ? 
_pdbx_audit_revision_details.details             ? 
# 
loop_
_pdbx_audit_revision_group.ordinal 
_pdbx_audit_revision_group.revision_ordinal 
_pdbx_audit_revision_group.data_content_type 
_pdbx_audit_revision_group.group 
1 2 'Structure model' 'Version format compliance' 
2 3 'Structure model' 'Version format compliance' 
3 4 'Structure model' 'Data collection'           
4 4 'Structure model' 'Database references'       
5 4 'Structure model' 'Derived calculations'      
# 
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' chem_comp_atom         
2 4 'Structure model' chem_comp_bond         
3 4 'Structure model' database_2             
4 4 'Structure model' pdbx_struct_conn_angle 
5 4 'Structure model' struct_conn            
6 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  4 'Structure model' '_database_2.pdbx_DOI'                        
2  4 'Structure model' '_database_2.pdbx_database_accession'         
3  4 'Structure model' '_pdbx_struct_conn_angle.ptnr1_auth_comp_id'  
4  4 'Structure model' '_pdbx_struct_conn_angle.ptnr1_auth_seq_id'   
5  4 'Structure model' '_pdbx_struct_conn_angle.ptnr1_label_alt_id'  
6  4 'Structure model' '_pdbx_struct_conn_angle.ptnr1_label_atom_id' 
7  4 'Structure model' '_pdbx_struct_conn_angle.ptnr1_label_comp_id' 
8  4 'Structure model' '_pdbx_struct_conn_angle.ptnr1_label_seq_id'  
9  4 'Structure model' '_pdbx_struct_conn_angle.ptnr2_auth_comp_id'  
10 4 'Structure model' '_pdbx_struct_conn_angle.ptnr2_auth_seq_id'   
11 4 'Structure model' '_pdbx_struct_conn_angle.ptnr2_label_asym_id' 
12 4 'Structure model' '_pdbx_struct_conn_angle.ptnr2_label_atom_id' 
13 4 'Structure model' '_pdbx_struct_conn_angle.ptnr2_label_comp_id' 
14 4 'Structure model' '_pdbx_struct_conn_angle.ptnr3_auth_comp_id'  
15 4 'Structure model' '_pdbx_struct_conn_angle.ptnr3_auth_seq_id'   
16 4 'Structure model' '_pdbx_struct_conn_angle.ptnr3_label_alt_id'  
17 4 'Structure model' '_pdbx_struct_conn_angle.ptnr3_label_atom_id' 
18 4 'Structure model' '_pdbx_struct_conn_angle.ptnr3_label_comp_id' 
19 4 'Structure model' '_pdbx_struct_conn_angle.ptnr3_label_seq_id'  
20 4 'Structure model' '_pdbx_struct_conn_angle.value'               
21 4 'Structure model' '_struct_conn.pdbx_dist_value'                
22 4 'Structure model' '_struct_conn.pdbx_ptnr1_label_alt_id'        
23 4 'Structure model' '_struct_conn.pdbx_ptnr2_label_alt_id'        
24 4 'Structure model' '_struct_conn.ptnr1_auth_comp_id'             
25 4 'Structure model' '_struct_conn.ptnr1_auth_seq_id'              
26 4 'Structure model' '_struct_conn.ptnr1_label_asym_id'            
27 4 'Structure model' '_struct_conn.ptnr1_label_atom_id'            
28 4 'Structure model' '_struct_conn.ptnr1_label_comp_id'            
29 4 'Structure model' '_struct_conn.ptnr1_label_seq_id'             
30 4 'Structure model' '_struct_conn.ptnr2_auth_comp_id'             
31 4 'Structure model' '_struct_conn.ptnr2_auth_seq_id'              
32 4 'Structure model' '_struct_conn.ptnr2_label_asym_id'            
33 4 'Structure model' '_struct_conn.ptnr2_label_atom_id'            
34 4 'Structure model' '_struct_conn.ptnr2_label_comp_id'            
35 4 'Structure model' '_struct_conn.ptnr2_label_seq_id'             
36 4 'Structure model' '_struct_site.pdbx_auth_asym_id'              
37 4 'Structure model' '_struct_site.pdbx_auth_comp_id'              
38 4 'Structure model' '_struct_site.pdbx_auth_seq_id'               
# 
_pdbx_database_status.status_code                     REL 
_pdbx_database_status.entry_id                        1Y6T 
_pdbx_database_status.recvd_initial_deposition_date   2004-12-07 
_pdbx_database_status.deposit_site                    RCSB 
_pdbx_database_status.process_site                    RCSB 
_pdbx_database_status.status_code_sf                  REL 
_pdbx_database_status.SG_entry                        . 
_pdbx_database_status.pdb_format_compatible           Y 
_pdbx_database_status.status_code_mr                  ? 
_pdbx_database_status.status_code_cs                  ? 
_pdbx_database_status.status_code_nmr_data            ? 
_pdbx_database_status.methods_development_category    ? 
# 
loop_
_pdbx_database_related.db_name 
_pdbx_database_related.db_id 
_pdbx_database_related.details 
_pdbx_database_related.content_type 
PDB 1O3Z 'HIV-1 Dis(Mal) Duplex Ru Hexamine-Soaked' unspecified 
PDB 462D 'HIV-1 Dis(Mal) Duplex Mg native'          unspecified 
PDB 1NLC 'HIV-1 Dis(Mal) Duplex Zn-Soaked'          unspecified 
PDB 1Y6S 'HIV-1 Dis(Mal) Duplex Ba-Soaked'          unspecified 
PDB 1Y73 .                                          unspecified 
# 
loop_
_audit_author.name 
_audit_author.pdbx_ordinal 
'Ennifar, E.' 1 
'Walter, P.'  2 
'Dumas, P.'   3 
# 
_citation.id                        primary 
_citation.title                     'A crystallographic study of the binding of 13 metal ions to two related RNA duplexes' 
_citation.journal_abbrev            'Nucleic Acids Res.' 
_citation.journal_volume            31 
_citation.page_first                2671 
_citation.page_last                 2682 
_citation.year                      2003 
_citation.journal_id_ASTM           NARHAD 
_citation.country                   UK 
_citation.journal_id_ISSN           0305-1048 
_citation.journal_id_CSD            0389 
_citation.book_publisher            ? 
_citation.pdbx_database_id_PubMed   12736317 
_citation.pdbx_database_id_DOI      10.1093/nar/gkg350 
# 
loop_
_citation_author.citation_id 
_citation_author.name 
_citation_author.ordinal 
_citation_author.identifier_ORCID 
primary 'Ennifar, E.' 1 ? 
primary 'Walter, P.'  2 ? 
primary 'Dumas, P.'   3 ? 
# 
loop_
_entity.id 
_entity.type 
_entity.src_method 
_entity.pdbx_description 
_entity.formula_weight 
_entity.pdbx_number_of_molecules 
_entity.pdbx_ec 
_entity.pdbx_mutation 
_entity.pdbx_fragment 
_entity.details 
1 polymer     syn "5'-R(*CP*UP*UP*GP*CP*UP*GP*AP*GP*GP*UP*GP*CP*AP*CP*AP*CP*AP*GP*CP*AP*AP*G)-3'" 7402.472 2  ? ? ? 
'HIV-1 DIS RNA' 
2 non-polymer syn 'COBALT (III) ION'                                                              58.933   5  ? ? ? ? 
3 non-polymer syn 'SODIUM ION'                                                                    22.990   2  ? ? ? ? 
4 water       nat water                                                                           18.015   33 ? ? ? ? 
# 
_entity_poly.entity_id                      1 
_entity_poly.type                           polyribonucleotide 
_entity_poly.nstd_linkage                   no 
_entity_poly.nstd_monomer                   no 
_entity_poly.pdbx_seq_one_letter_code       CUUGCUGAGGUGCACACAGCAAG 
_entity_poly.pdbx_seq_one_letter_code_can   CUUGCUGAGGUGCACACAGCAAG 
_entity_poly.pdbx_strand_id                 A,B 
_entity_poly.pdbx_target_identifier         ? 
# 
loop_
_pdbx_entity_nonpoly.entity_id 
_pdbx_entity_nonpoly.name 
_pdbx_entity_nonpoly.comp_id 
2 'COBALT (III) ION' 3CO 
3 'SODIUM ION'       NA  
4 water              HOH 
# 
loop_
_entity_poly_seq.entity_id 
_entity_poly_seq.num 
_entity_poly_seq.mon_id 
_entity_poly_seq.hetero 
1 1  C n 
1 2  U n 
1 3  U n 
1 4  G n 
1 5  C n 
1 6  U n 
1 7  G n 
1 8  A n 
1 9  G n 
1 10 G n 
1 11 U n 
1 12 G n 
1 13 C n 
1 14 A n 
1 15 C n 
1 16 A n 
1 17 C n 
1 18 A n 
1 19 G n 
1 20 C n 
1 21 A n 
1 22 A n 
1 23 G n 
# 
loop_
_chem_comp.id 
_chem_comp.type 
_chem_comp.mon_nstd_flag 
_chem_comp.name 
_chem_comp.pdbx_synonyms 
_chem_comp.formula 
_chem_comp.formula_weight 
3CO non-polymer   . 'COBALT (III) ION'           ? 'Co 3'            58.933  
A   'RNA linking' y "ADENOSINE-5'-MONOPHOSPHATE" ? 'C10 H14 N5 O7 P' 347.221 
C   'RNA linking' y "CYTIDINE-5'-MONOPHOSPHATE"  ? 'C9 H14 N3 O8 P'  323.197 
G   'RNA linking' y "GUANOSINE-5'-MONOPHOSPHATE" ? 'C10 H14 N5 O8 P' 363.221 
HOH non-polymer   . WATER                        ? 'H2 O'            18.015  
NA  non-polymer   . 'SODIUM ION'                 ? 'Na 1'            22.990  
U   'RNA linking' y "URIDINE-5'-MONOPHOSPHATE"   ? 'C9 H13 N2 O9 P'  324.181 
# 
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  C 1  1  1  C CYT A . n 
A 1 2  U 2  2  2  U URI A . n 
A 1 3  U 3  3  3  U URI A . n 
A 1 4  G 4  4  4  G GUA A . n 
A 1 5  C 5  5  5  C CYT A . n 
A 1 6  U 6  6  6  U URI A . n 
A 1 7  G 7  7  7  G GUA A . n 
A 1 8  A 8  8  8  A ADE A . n 
A 1 9  G 9  9  9  G GUA A . n 
A 1 10 G 10 10 10 G GUA A . n 
A 1 11 U 11 11 11 U URI A . n 
A 1 12 G 12 12 12 G GUA A . n 
A 1 13 C 13 13 13 C CYT A . n 
A 1 14 A 14 14 14 A ADE A . n 
A 1 15 C 15 15 15 C CYT A . n 
A 1 16 A 16 16 16 A ADE A . n 
A 1 17 C 17 17 17 C CYT A . n 
A 1 18 A 18 18 18 A ADE A . n 
A 1 19 G 19 19 19 G GUA A . n 
A 1 20 C 20 20 20 C CYT A . n 
A 1 21 A 21 21 21 A ADE A . n 
A 1 22 A 22 22 22 A ADE A . n 
A 1 23 G 23 23 23 G GUA A . n 
B 1 1  C 1  1  1  C CYT B . n 
B 1 2  U 2  2  2  U URI B . n 
B 1 3  U 3  3  3  U URI B . n 
B 1 4  G 4  4  4  G GUA B . n 
B 1 5  C 5  5  5  C CYT B . n 
B 1 6  U 6  6  6  U URI B . n 
B 1 7  G 7  7  7  G GUA B . n 
B 1 8  A 8  8  8  A ADE B . n 
B 1 9  G 9  9  9  G GUA B . n 
B 1 10 G 10 10 10 G GUA B . n 
B 1 11 U 11 11 11 U URI B . n 
B 1 12 G 12 12 12 G GUA B . n 
B 1 13 C 13 13 13 C CYT B . n 
B 1 14 A 14 14 14 A ADE B . n 
B 1 15 C 15 15 15 C CYT B . n 
B 1 16 A 16 16 16 A ADE B . n 
B 1 17 C 17 17 17 C CYT B . n 
B 1 18 A 18 18 18 A ADE B . n 
B 1 19 G 19 19 19 G GUA B . n 
B 1 20 C 20 20 20 C CYT B . n 
B 1 21 A 21 21 21 A ADE B . n 
B 1 22 A 22 22 22 A ADE B . n 
B 1 23 G 23 23 23 G GUA 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 3CO 1  902 902 3CO CO  A . 
D 2 3CO 1  901 901 3CO CO  A . 
E 2 3CO 1  906 906 3CO CO  B . 
F 2 3CO 1  909 909 3CO CO  B . 
G 2 3CO 1  900 900 3CO CO  B . 
H 3 NA  1  120 120 NA  NA  B . 
I 3 NA  1  130 130 NA  NA  B . 
J 4 HOH 1  101 101 HOH WAT A . 
J 4 HOH 2  109 109 HOH WAT A . 
J 4 HOH 3  110 110 HOH WAT A . 
J 4 HOH 4  113 113 HOH WAT A . 
J 4 HOH 5  115 115 HOH WAT A . 
J 4 HOH 6  117 117 HOH WAT A . 
J 4 HOH 7  118 118 HOH WAT A . 
J 4 HOH 8  121 121 HOH WAT A . 
J 4 HOH 9  123 123 HOH WAT A . 
J 4 HOH 10 125 125 HOH WAT A . 
J 4 HOH 11 126 126 HOH WAT A . 
J 4 HOH 12 127 127 HOH WAT A . 
J 4 HOH 13 128 128 HOH WAT A . 
J 4 HOH 14 129 129 HOH WAT A . 
J 4 HOH 15 132 132 HOH WAT A . 
J 4 HOH 16 133 133 HOH WAT A . 
J 4 HOH 17 134 134 HOH WAT A . 
J 4 HOH 18 135 135 HOH WAT A . 
K 4 HOH 1  100 100 HOH WAT B . 
K 4 HOH 2  102 102 HOH WAT B . 
K 4 HOH 3  103 103 HOH WAT B . 
K 4 HOH 4  104 104 HOH WAT B . 
K 4 HOH 5  105 105 HOH WAT B . 
K 4 HOH 6  106 106 HOH WAT B . 
K 4 HOH 7  107 107 HOH WAT B . 
K 4 HOH 8  108 108 HOH WAT B . 
K 4 HOH 9  111 111 HOH WAT B . 
K 4 HOH 10 112 112 HOH WAT B . 
K 4 HOH 11 114 114 HOH WAT B . 
K 4 HOH 12 116 116 HOH WAT B . 
K 4 HOH 13 119 119 HOH WAT B . 
K 4 HOH 14 122 122 HOH WAT B . 
K 4 HOH 15 124 124 HOH WAT B . 
# 
loop_
_software.name 
_software.classification 
_software.version 
_software.citation_id 
_software.pdbx_ordinal 
CNS       refinement       1.1 ? 1 
DENZO     'data reduction' .   ? 2 
SCALEPACK 'data scaling'   .   ? 3 
CNS       phasing          .   ? 4 
# 
_cell.entry_id           1Y6T 
_cell.length_a           58.797 
_cell.length_b           58.797 
_cell.length_c           65.097 
_cell.angle_alpha        90.00 
_cell.angle_beta         90.00 
_cell.angle_gamma        120.00 
_cell.Z_PDB              12 
_cell.pdbx_unique_axis   ? 
# 
_symmetry.entry_id                         1Y6T 
_symmetry.space_group_name_H-M             'P 31 2 1' 
_symmetry.pdbx_full_space_group_name_H-M   ? 
_symmetry.cell_setting                     ? 
_symmetry.Int_Tables_number                152 
_symmetry.space_group_name_Hall            ? 
# 
_exptl.entry_id          1Y6T 
_exptl.method            'X-RAY DIFFRACTION' 
_exptl.crystals_number   1 
# 
_exptl_crystal.id                    1 
_exptl_crystal.density_meas          ? 
_exptl_crystal.density_Matthews      2.19 
_exptl_crystal.density_percent_sol   50 
_exptl_crystal.description           ? 
_exptl_crystal.F_000                 ? 
_exptl_crystal.preparation           ? 
# 
_exptl_crystal_grow.crystal_id      1 
_exptl_crystal_grow.method          'VAPOR DIFFUSION, SITTING DROP' 
_exptl_crystal_grow.temp            310 
_exptl_crystal_grow.temp_details    ? 
_exptl_crystal_grow.pH              7.0 
_exptl_crystal_grow.pdbx_details    
'MPD, spermine, KCl, MgCl2, Na Cacodylate, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 310K' 
_exptl_crystal_grow.pdbx_pH_range   . 
# 
loop_
_exptl_crystal_grow_comp.crystal_id 
_exptl_crystal_grow_comp.id 
_exptl_crystal_grow_comp.sol_id 
_exptl_crystal_grow_comp.name 
_exptl_crystal_grow_comp.volume 
_exptl_crystal_grow_comp.conc 
_exptl_crystal_grow_comp.details 
1 1  1 MPD             ? ? ? 
1 2  1 spermine        ? ? ? 
1 3  1 KCl             ? ? ? 
1 4  1 MgCl2           ? ? ? 
1 5  1 'Na Cacodylate' ? ? ? 
1 6  1 H2O             ? ? ? 
1 7  2 MPD             ? ? ? 
1 8  2 KCl             ? ? ? 
1 9  2 MgCl2           ? ? ? 
1 10 2 'Na Cacodylate' ? ? ? 
# 
_diffrn.id                     1 
_diffrn.ambient_temp           100 
_diffrn.ambient_temp_details   ? 
_diffrn.crystal_id             1 
# 
_diffrn_detector.diffrn_id              1 
_diffrn_detector.detector               'IMAGE PLATE' 
_diffrn_detector.type                   MACSCIENCE 
_diffrn_detector.pdbx_collection_date   ? 
_diffrn_detector.details                ? 
# 
_diffrn_radiation.diffrn_id                        1 
_diffrn_radiation.wavelength_id                    1 
_diffrn_radiation.pdbx_monochromatic_or_laue_m_l   M 
_diffrn_radiation.monochromator                    mirror 
_diffrn_radiation.pdbx_diffrn_protocol             'SINGLE WAVELENGTH' 
_diffrn_radiation.pdbx_scattering_type             x-ray 
# 
_diffrn_radiation_wavelength.id           1 
_diffrn_radiation_wavelength.wavelength   1.54 
_diffrn_radiation_wavelength.wt           1.0 
# 
_diffrn_source.diffrn_id                   1 
_diffrn_source.source                      'ROTATING ANODE' 
_diffrn_source.type                        ENRAF-NONIUS 
_diffrn_source.pdbx_synchrotron_site       ? 
_diffrn_source.pdbx_synchrotron_beamline   ? 
_diffrn_source.pdbx_wavelength             ? 
_diffrn_source.pdbx_wavelength_list        1.54 
# 
_reflns.entry_id                     1Y6T 
_reflns.observed_criterion_sigma_I   0 
_reflns.observed_criterion_sigma_F   0 
_reflns.d_resolution_low             15 
_reflns.d_resolution_high            2.53 
_reflns.number_obs                   4453 
_reflns.number_all                   ? 
_reflns.percent_possible_obs         97.3 
_reflns.pdbx_Rmerge_I_obs            ? 
_reflns.pdbx_Rsym_value              0.057 
_reflns.pdbx_netI_over_sigmaI        ? 
_reflns.B_iso_Wilson_estimate        61.9 
_reflns.pdbx_redundancy              ? 
_reflns.R_free_details               ? 
_reflns.pdbx_chi_squared             ? 
_reflns.pdbx_scaling_rejects         ? 
_reflns.pdbx_diffrn_id               1 
_reflns.pdbx_ordinal                 1 
# 
_reflns_shell.d_res_high             2.53 
_reflns_shell.d_res_low              2.62 
_reflns_shell.percent_possible_all   95.7 
_reflns_shell.Rmerge_I_obs           ? 
_reflns_shell.pdbx_Rsym_value        0.378 
_reflns_shell.meanI_over_sigI_obs    ? 
_reflns_shell.pdbx_redundancy        ? 
_reflns_shell.percent_possible_obs   ? 
_reflns_shell.number_unique_all      ? 
_reflns_shell.number_measured_all    ? 
_reflns_shell.number_measured_obs    ? 
_reflns_shell.number_unique_obs      ? 
_reflns_shell.pdbx_chi_squared       ? 
_reflns_shell.pdbx_diffrn_id         ? 
_reflns_shell.pdbx_ordinal           1 
# 
_refine.entry_id                                 1Y6T 
_refine.ls_number_reflns_obs                     3772 
_refine.ls_number_reflns_all                     4086 
_refine.pdbx_ls_sigma_I                          ? 
_refine.pdbx_ls_sigma_F                          2.0 
_refine.pdbx_data_cutoff_high_absF               691152.94 
_refine.pdbx_data_cutoff_low_absF                0.000000 
_refine.pdbx_data_cutoff_high_rms_absF           ? 
_refine.ls_d_res_low                             7.97 
_refine.ls_d_res_high                            2.60 
_refine.ls_percent_reflns_obs                    92.3 
_refine.ls_R_factor_obs                          0.214 
_refine.ls_R_factor_all                          ? 
_refine.ls_R_factor_R_work                       0.214 
_refine.ls_R_factor_R_free                       0.255 
_refine.ls_R_factor_R_free_error                 0.013 
_refine.ls_R_factor_R_free_error_details         ? 
_refine.ls_percent_reflns_R_free                 10.1 
_refine.ls_number_reflns_R_free                  382 
_refine.ls_number_parameters                     ? 
_refine.ls_number_restraints                     ? 
_refine.occupancy_min                            ? 
_refine.occupancy_max                            ? 
_refine.correlation_coeff_Fo_to_Fc               ? 
_refine.correlation_coeff_Fo_to_Fc_free          ? 
_refine.B_iso_mean                               41.0 
_refine.aniso_B[1][1]                            1.37 
_refine.aniso_B[2][2]                            1.37 
_refine.aniso_B[3][3]                            -2.74 
_refine.aniso_B[1][2]                            4.47 
_refine.aniso_B[1][3]                            0.00 
_refine.aniso_B[2][3]                            0.00 
_refine.solvent_model_details                    'FLAT MODEL' 
_refine.solvent_model_param_ksol                 0.32905 
_refine.solvent_model_param_bsol                 37.218 
_refine.pdbx_solvent_vdw_probe_radii             ? 
_refine.pdbx_solvent_ion_probe_radii             ? 
_refine.pdbx_solvent_shrinkage_radii             ? 
_refine.pdbx_ls_cross_valid_method               THROUGHOUT 
_refine.details                                  ? 
_refine.pdbx_starting_model                      ? 
_refine.pdbx_method_to_determine_struct          'FOURIER SYNTHESIS' 
_refine.pdbx_isotropic_thermal_model             RESTRAINED 
_refine.pdbx_stereochemistry_target_values       ? 
_refine.pdbx_stereochem_target_val_spec_case     ? 
_refine.pdbx_R_Free_selection_details            RANDOM 
_refine.pdbx_overall_ESU_R                       ? 
_refine.pdbx_overall_ESU_R_Free                  ? 
_refine.overall_SU_ML                            ? 
_refine.overall_SU_B                             ? 
_refine.ls_redundancy_reflns_obs                 ? 
_refine.overall_SU_R_Cruickshank_DPI             ? 
_refine.overall_SU_R_free                        ? 
_refine.ls_wR_factor_R_free                      ? 
_refine.ls_wR_factor_R_work                      ? 
_refine.overall_FOM_free_R_set                   ? 
_refine.overall_FOM_work_R_set                   ? 
_refine.pdbx_refine_id                           'X-RAY DIFFRACTION' 
_refine.pdbx_diffrn_id                           1 
_refine.pdbx_TLS_residual_ADP_flag               ? 
_refine.pdbx_overall_phase_error                 ? 
_refine.pdbx_overall_SU_R_free_Cruickshank_DPI   ? 
_refine.pdbx_overall_SU_R_Blow_DPI               ? 
_refine.pdbx_overall_SU_R_free_Blow_DPI          ? 
# 
_refine_analyze.entry_id                        1Y6T 
_refine_analyze.Luzzati_coordinate_error_obs    0.37 
_refine_analyze.Luzzati_sigma_a_obs             0.49 
_refine_analyze.Luzzati_d_res_low_obs           5.00 
_refine_analyze.Luzzati_coordinate_error_free   0.44 
_refine_analyze.Luzzati_sigma_a_free            0.64 
_refine_analyze.Luzzati_d_res_low_free          ? 
_refine_analyze.number_disordered_residues      ? 
_refine_analyze.occupancy_sum_hydrogen          ? 
_refine_analyze.occupancy_sum_non_hydrogen      ? 
_refine_analyze.pdbx_refine_id                  'X-RAY DIFFRACTION' 
# 
_refine_hist.pdbx_refine_id                   'X-RAY DIFFRACTION' 
_refine_hist.cycle_id                         LAST 
_refine_hist.pdbx_number_atoms_protein        0 
_refine_hist.pdbx_number_atoms_nucleic_acid   1048 
_refine_hist.pdbx_number_atoms_ligand         7 
_refine_hist.number_atoms_solvent             33 
_refine_hist.number_atoms_total               1088 
_refine_hist.d_res_high                       2.60 
_refine_hist.d_res_low                        7.97 
# 
loop_
_refine_ls_restr.type 
_refine_ls_restr.dev_ideal 
_refine_ls_restr.dev_ideal_target 
_refine_ls_restr.weight 
_refine_ls_restr.number 
_refine_ls_restr.pdbx_refine_id 
_refine_ls_restr.pdbx_restraint_function 
c_bond_d                0.006 ? ? ? 'X-RAY DIFFRACTION' ? 
c_bond_d_na             ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_bond_d_prot           ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_angle_d               ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_angle_d_na            ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_angle_d_prot          ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_angle_deg             1.0   ? ? ? 'X-RAY DIFFRACTION' ? 
c_angle_deg_na          ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_angle_deg_prot        ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_dihedral_angle_d      13.4  ? ? ? 'X-RAY DIFFRACTION' ? 
c_dihedral_angle_d_na   ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_dihedral_angle_d_prot ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_improper_angle_d      1.37  ? ? ? 'X-RAY DIFFRACTION' ? 
c_improper_angle_d_na   ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_improper_angle_d_prot ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_mcbond_it             ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_mcangle_it            ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_scbond_it             ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_scangle_it            ?     ? ? ? 'X-RAY DIFFRACTION' ? 
# 
_refine_ls_shell.pdbx_total_number_of_bins_used   6 
_refine_ls_shell.d_res_high                       2.60 
_refine_ls_shell.d_res_low                        2.76 
_refine_ls_shell.number_reflns_R_work             491 
_refine_ls_shell.R_factor_R_work                  0.352 
_refine_ls_shell.percent_reflns_obs               80.1 
_refine_ls_shell.R_factor_R_free                  0.413 
_refine_ls_shell.R_factor_R_free_error            0.060 
_refine_ls_shell.percent_reflns_R_free            8.7 
_refine_ls_shell.number_reflns_R_free             47 
_refine_ls_shell.redundancy_reflns_obs            ? 
_refine_ls_shell.pdbx_refine_id                   'X-RAY DIFFRACTION' 
_refine_ls_shell.number_reflns_all                ? 
_refine_ls_shell.R_factor_all                     ? 
# 
loop_
_pdbx_xplor_file.serial_no 
_pdbx_xplor_file.param_file 
_pdbx_xplor_file.topol_file 
_pdbx_xplor_file.pdbx_refine_id 
1 WATER_REP.PARAM WATER.TOP   'X-RAY DIFFRACTION' 
2 DNA-RNA.PARAM   DNA-RNA.TOP 'X-RAY DIFFRACTION' 
3 ION.PARAM       ION.TOP     'X-RAY DIFFRACTION' 
4 BRU_REP.PARAM   ?           'X-RAY DIFFRACTION' 
# 
_database_PDB_matrix.entry_id          1Y6T 
_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                  1Y6T 
_struct.title                     'HIV-1 Dis(Mal) Duplex Co Hexamine-Soaked' 
_struct.pdbx_model_details        ? 
_struct.pdbx_CASP_flag            ? 
_struct.pdbx_model_type_details   ? 
# 
_struct_keywords.entry_id        1Y6T 
_struct_keywords.pdbx_keywords   RNA 
_struct_keywords.text            'HIV-1, RNA, metal ions' 
# 
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 ? 
E N N 2 ? 
F N N 2 ? 
G N N 2 ? 
H N N 3 ? 
I N N 3 ? 
J N N 4 ? 
K N N 4 ? 
# 
_struct_ref.id                         1 
_struct_ref.entity_id                  1 
_struct_ref.db_name                    PDB 
_struct_ref.db_code                    1Y6T 
_struct_ref.pdbx_db_accession          1Y6T 
_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 1Y6T A 1 ? 23 ? 1Y6T 1 ? 23 ? 1 23 
2 1 1Y6T B 1 ? 23 ? 1Y6T 1 ? 23 ? 1 23 
# 
_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,E,F,G,H,I,J,K 
# 
_pdbx_struct_oper_list.id                   1 
_pdbx_struct_oper_list.type                 'identity operation' 
_pdbx_struct_oper_list.name                 1_555 
_pdbx_struct_oper_list.symmetry_operation   x,y,z 
_pdbx_struct_oper_list.matrix[1][1]         1.0000000000 
_pdbx_struct_oper_list.matrix[1][2]         0.0000000000 
_pdbx_struct_oper_list.matrix[1][3]         0.0000000000 
_pdbx_struct_oper_list.vector[1]            0.0000000000 
_pdbx_struct_oper_list.matrix[2][1]         0.0000000000 
_pdbx_struct_oper_list.matrix[2][2]         1.0000000000 
_pdbx_struct_oper_list.matrix[2][3]         0.0000000000 
_pdbx_struct_oper_list.vector[2]            0.0000000000 
_pdbx_struct_oper_list.matrix[3][1]         0.0000000000 
_pdbx_struct_oper_list.matrix[3][2]         0.0000000000 
_pdbx_struct_oper_list.matrix[3][3]         1.0000000000 
_pdbx_struct_oper_list.vector[3]            0.0000000000 
# 
_struct_biol.id                    1 
_struct_biol.pdbx_parent_biol_id   ? 
_struct_biol.details               ? 
# 
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 
metalc1  metalc ? ? A U 3  O4    ? ? ? 1_555 D 3CO .  CO ? ? A U 3  A 3CO 901 1_555 ? ? ? ? ? ? ?             2.463 ? ? 
metalc2  metalc ? ? A G 4  O6    ? ? ? 1_555 D 3CO .  CO ? ? A G 4  A 3CO 901 1_555 ? ? ? ? ? ? ?             2.634 ? ? 
metalc3  metalc ? ? A A 8  OP2   ? ? ? 1_555 C 3CO .  CO ? ? A A 8  A 3CO 902 1_555 ? ? ? ? ? ? ?             2.593 ? ? 
metalc4  metalc ? ? A G 9  N7    ? ? ? 1_555 C 3CO .  CO ? ? A G 9  A 3CO 902 1_555 ? ? ? ? ? ? ?             2.427 ? ? 
metalc5  metalc ? ? B G 7  N2    B ? ? 1_555 H NA  .  NA ? ? B G 7  B NA  120 1_555 ? ? ? ? ? ? ?             2.555 ? ? 
metalc6  metalc ? ? B G 7  "O2'" A ? ? 1_555 I NA  .  NA ? ? B G 7  B NA  130 1_555 ? ? ? ? ? ? ?             2.749 ? ? 
metalc7  metalc ? ? B G 7  N2    B ? ? 1_555 I NA  .  NA ? ? B G 7  B NA  130 1_555 ? ? ? ? ? ? ?             2.560 ? ? 
metalc8  metalc ? ? B A 8  OP2   B ? ? 1_555 E 3CO .  CO ? ? B A 8  B 3CO 906 1_555 ? ? ? ? ? ? ?             2.603 ? ? 
metalc9  metalc ? ? B G 9  N7    A ? ? 1_555 E 3CO .  CO ? ? B G 9  B 3CO 906 1_555 ? ? ? ? ? ? ?             2.366 ? ? 
metalc10 metalc ? ? B G 9  N7    B ? ? 1_555 E 3CO .  CO ? ? B G 9  B 3CO 906 1_555 ? ? ? ? ? ? ?             2.693 ? ? 
hydrog1  hydrog ? ? A C 1  N3    ? ? ? 1_555 B G   23 N1 ? ? A C 1  B G   23  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog2  hydrog ? ? A C 1  N4    ? ? ? 1_555 B G   23 O6 ? ? A C 1  B G   23  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog3  hydrog ? ? A C 1  O2    ? ? ? 1_555 B G   23 N2 ? ? A C 1  B G   23  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog4  hydrog ? ? A U 2  N3    ? ? ? 1_555 B A   22 N1 ? ? A U 2  B A   22  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog5  hydrog ? ? A U 2  O4    ? ? ? 1_555 B A   22 N6 ? ? A U 2  B A   22  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog6  hydrog ? ? A U 3  N3    ? ? ? 1_555 B A   21 N1 ? ? A U 3  B A   21  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog7  hydrog ? ? A U 3  O4    ? ? ? 1_555 B A   21 N6 ? ? A U 3  B A   21  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog8  hydrog ? ? A G 4  N1    ? ? ? 1_555 B C   20 N3 ? ? A G 4  B C   20  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog9  hydrog ? ? A G 4  N2    ? ? ? 1_555 B C   20 O2 ? ? A G 4  B C   20  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog10 hydrog ? ? A G 4  O6    ? ? ? 1_555 B C   20 N4 ? ? A G 4  B C   20  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog11 hydrog ? ? A C 5  N3    ? ? ? 1_555 B G   19 N1 ? ? A C 5  B G   19  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog12 hydrog ? ? A C 5  N4    ? ? ? 1_555 B G   19 O6 ? ? A C 5  B G   19  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog13 hydrog ? ? A C 5  O2    ? ? ? 1_555 B G   19 N2 ? ? A C 5  B G   19  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog14 hydrog ? ? A U 6  N3    ? ? ? 1_555 B A   18 N1 ? ? A U 6  B A   18  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog15 hydrog ? ? A U 6  O4    ? ? ? 1_555 B A   18 N6 ? ? A U 6  B A   18  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog16 hydrog ? ? A G 7  N1    ? ? ? 1_555 B C   17 N3 ? ? A G 7  B C   17  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog17 hydrog ? ? A G 7  N2    ? ? ? 1_555 B C   17 O2 ? ? A G 7  B C   17  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog18 hydrog ? ? A G 7  O6    ? ? ? 1_555 B C   17 N4 ? ? A G 7  B C   17  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog19 hydrog ? ? A G 9  N1    ? ? ? 1_555 B A   16 N1 ? ? A G 9  B A   16  1_555 ? ? ? ? ? ? 'G-A MISPAIR' ?     ? ? 
hydrog20 hydrog ? ? A G 9  N2    ? ? ? 1_555 B C   17 O2 ? ? A G 9  B C   17  1_555 ? ? ? ? ? ? 'G-C PAIR'    ?     ? ? 
hydrog21 hydrog ? ? A G 10 N1    ? ? ? 1_555 B C   15 N3 ? ? A G 10 B C   15  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog22 hydrog ? ? A G 10 N2    ? ? ? 1_555 B C   15 O2 ? ? A G 10 B C   15  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog23 hydrog ? ? A G 10 O6    ? ? ? 1_555 B C   15 N4 ? ? A G 10 B C   15  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog24 hydrog ? ? A U 11 N3    ? ? ? 1_555 B A   14 N1 ? ? A U 11 B A   14  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog25 hydrog ? ? A U 11 O4    ? ? ? 1_555 B A   14 N6 ? ? A U 11 B A   14  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog26 hydrog ? ? A G 12 N1    ? ? ? 1_555 B C   13 N3 ? ? A G 12 B C   13  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog27 hydrog ? ? A G 12 N2    ? ? ? 1_555 B C   13 O2 ? ? A G 12 B C   13  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog28 hydrog ? ? A G 12 O6    ? ? ? 1_555 B C   13 N4 ? ? A G 12 B C   13  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog29 hydrog ? ? A C 13 N3    ? ? ? 1_555 B G   12 N1 ? ? A C 13 B G   12  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog30 hydrog ? ? A C 13 N4    ? ? ? 1_555 B G   12 O6 ? ? A C 13 B G   12  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog31 hydrog ? ? A C 13 O2    ? ? ? 1_555 B G   12 N2 ? ? A C 13 B G   12  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog32 hydrog ? ? A A 14 N1    ? ? ? 1_555 B U   11 N3 ? ? A A 14 B U   11  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog33 hydrog ? ? A A 14 N6    ? ? ? 1_555 B U   11 O4 ? ? A A 14 B U   11  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog34 hydrog ? ? A C 15 N3    ? ? ? 1_555 B G   10 N1 ? ? A C 15 B G   10  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog35 hydrog ? ? A C 15 N4    ? ? ? 1_555 B G   10 O6 ? ? A C 15 B G   10  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog36 hydrog ? ? A C 15 O2    ? ? ? 1_555 B G   10 N2 ? ? A C 15 B G   10  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog37 hydrog ? ? A A 16 N1    ? ? ? 1_555 B G   9  N1 A ? A A 16 B G   9   1_555 ? ? ? ? ? ? 'A-G MISPAIR' ?     ? ? 
hydrog38 hydrog ? ? A C 17 N3    ? ? ? 1_555 B G   7  N1 A ? A C 17 B G   7   1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog39 hydrog ? ? A C 17 N4    ? ? ? 1_555 B G   7  O6 A ? A C 17 B G   7   1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog40 hydrog ? ? A C 17 O2    ? ? ? 1_555 B G   7  N2 A ? A C 17 B G   7   1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog41 hydrog ? ? A A 18 N1    ? ? ? 1_555 B U   6  N3 ? ? A A 18 B U   6   1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog42 hydrog ? ? A A 18 N6    ? ? ? 1_555 B U   6  O4 ? ? A A 18 B U   6   1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog43 hydrog ? ? A G 19 N1    ? ? ? 1_555 B C   5  N3 ? ? A G 19 B C   5   1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog44 hydrog ? ? A G 19 N2    ? ? ? 1_555 B C   5  O2 ? ? A G 19 B C   5   1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog45 hydrog ? ? A G 19 O6    ? ? ? 1_555 B C   5  N4 ? ? A G 19 B C   5   1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog46 hydrog ? ? A C 20 N3    ? ? ? 1_555 B G   4  N1 ? ? A C 20 B G   4   1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog47 hydrog ? ? A C 20 N4    ? ? ? 1_555 B G   4  O6 ? ? A C 20 B G   4   1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog48 hydrog ? ? A C 20 O2    ? ? ? 1_555 B G   4  N2 ? ? A C 20 B G   4   1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog49 hydrog ? ? A A 21 N1    ? ? ? 1_555 B U   3  N3 ? ? A A 21 B U   3   1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog50 hydrog ? ? A A 21 N6    ? ? ? 1_555 B U   3  O4 ? ? A A 21 B U   3   1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog51 hydrog ? ? A A 22 N1    ? ? ? 1_555 B U   2  N3 ? ? A A 22 B U   2   1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog52 hydrog ? ? A A 22 N6    ? ? ? 1_555 B U   2  O4 ? ? A A 22 B U   2   1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog53 hydrog ? ? A G 23 N1    ? ? ? 1_555 B C   1  N3 ? ? A G 23 B C   1   1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog54 hydrog ? ? A G 23 N2    ? ? ? 1_555 B C   1  O2 ? ? A G 23 B C   1   1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog55 hydrog ? ? A G 23 O6    ? ? ? 1_555 B C   1  N4 ? ? A G 23 B C   1   1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
# 
loop_
_struct_conn_type.id 
_struct_conn_type.criteria 
_struct_conn_type.reference 
metalc ? ? 
hydrog ? ? 
# 
loop_
_pdbx_struct_conn_angle.id 
_pdbx_struct_conn_angle.ptnr1_label_atom_id 
_pdbx_struct_conn_angle.ptnr1_label_alt_id 
_pdbx_struct_conn_angle.ptnr1_label_asym_id 
_pdbx_struct_conn_angle.ptnr1_label_comp_id 
_pdbx_struct_conn_angle.ptnr1_label_seq_id 
_pdbx_struct_conn_angle.ptnr1_auth_atom_id 
_pdbx_struct_conn_angle.ptnr1_auth_asym_id 
_pdbx_struct_conn_angle.ptnr1_auth_comp_id 
_pdbx_struct_conn_angle.ptnr1_auth_seq_id 
_pdbx_struct_conn_angle.ptnr1_PDB_ins_code 
_pdbx_struct_conn_angle.ptnr1_symmetry 
_pdbx_struct_conn_angle.ptnr2_label_atom_id 
_pdbx_struct_conn_angle.ptnr2_label_alt_id 
_pdbx_struct_conn_angle.ptnr2_label_asym_id 
_pdbx_struct_conn_angle.ptnr2_label_comp_id 
_pdbx_struct_conn_angle.ptnr2_label_seq_id 
_pdbx_struct_conn_angle.ptnr2_auth_atom_id 
_pdbx_struct_conn_angle.ptnr2_auth_asym_id 
_pdbx_struct_conn_angle.ptnr2_auth_comp_id 
_pdbx_struct_conn_angle.ptnr2_auth_seq_id 
_pdbx_struct_conn_angle.ptnr2_PDB_ins_code 
_pdbx_struct_conn_angle.ptnr2_symmetry 
_pdbx_struct_conn_angle.ptnr3_label_atom_id 
_pdbx_struct_conn_angle.ptnr3_label_alt_id 
_pdbx_struct_conn_angle.ptnr3_label_asym_id 
_pdbx_struct_conn_angle.ptnr3_label_comp_id 
_pdbx_struct_conn_angle.ptnr3_label_seq_id 
_pdbx_struct_conn_angle.ptnr3_auth_atom_id 
_pdbx_struct_conn_angle.ptnr3_auth_asym_id 
_pdbx_struct_conn_angle.ptnr3_auth_comp_id 
_pdbx_struct_conn_angle.ptnr3_auth_seq_id 
_pdbx_struct_conn_angle.ptnr3_PDB_ins_code 
_pdbx_struct_conn_angle.ptnr3_symmetry 
_pdbx_struct_conn_angle.value 
_pdbx_struct_conn_angle.value_esd 
1 O4    ? A U 3 ? A U 3 ? 1_555 CO ? D 3CO . ? A 3CO 901 ? 1_555 O6 ? A G 4 ? A G 4 ? 1_555 87.1  ? 
2 OP2   ? A A 8 ? A A 8 ? 1_555 CO ? C 3CO . ? A 3CO 902 ? 1_555 N7 ? A G 9 ? A G 9 ? 1_555 87.2  ? 
3 "O2'" A B G 7 ? B G 7 ? 1_555 NA ? I NA  . ? B NA  130 ? 1_555 N2 B B G 7 ? B G 7 ? 1_555 147.1 ? 
4 OP2   B B A 8 ? B A 8 ? 1_555 CO ? E 3CO . ? B 3CO 906 ? 1_555 N7 A B G 9 ? B G 9 ? 1_555 61.4  ? 
5 OP2   B B A 8 ? B A 8 ? 1_555 CO ? E 3CO . ? B 3CO 906 ? 1_555 N7 B B G 9 ? B G 9 ? 1_555 75.5  ? 
6 N7    A B G 9 ? B G 9 ? 1_555 CO ? E 3CO . ? B 3CO 906 ? 1_555 N7 B B G 9 ? B G 9 ? 1_555 23.4  ? 
# 
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 3CO 902 ? 2 'BINDING SITE FOR RESIDUE 3CO A 902' 
AC2 Software B 3CO 906 ? 3 'BINDING SITE FOR RESIDUE 3CO B 906' 
AC3 Software A 3CO 901 ? 2 'BINDING SITE FOR RESIDUE 3CO A 901' 
AC4 Software B NA  120 ? 3 'BINDING SITE FOR RESIDUE NA B 120'  
AC5 Software B NA  130 ? 3 'BINDING SITE FOR RESIDUE NA B 130'  
# 
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 2 A   A 8 ? A   A 8   . ? 1_555 ? 
2  AC1 2 G   A 9 ? G   A 9   . ? 1_555 ? 
3  AC2 3 A   B 8 ? A   B 8   . ? 1_555 ? 
4  AC2 3 G   B 9 ? G   B 9   . ? 1_555 ? 
5  AC2 3 HOH K . ? HOH B 100 . ? 1_555 ? 
6  AC3 2 U   A 3 ? U   A 3   . ? 1_555 ? 
7  AC3 2 G   A 4 ? G   A 4   . ? 1_555 ? 
8  AC4 3 G   B 7 ? G   B 7   . ? 6_765 ? 
9  AC4 3 G   B 7 ? G   B 7   . ? 1_555 ? 
10 AC4 3 G   B 9 ? G   B 9   . ? 6_765 ? 
11 AC5 3 G   B 7 ? G   B 7   . ? 1_555 ? 
12 AC5 3 G   B 9 ? G   B 9   . ? 1_555 ? 
13 AC5 3 G   B 9 ? G   B 9   . ? 6_765 ? 
# 
loop_
_pdbx_validate_polymer_linkage.id 
_pdbx_validate_polymer_linkage.PDB_model_num 
_pdbx_validate_polymer_linkage.auth_atom_id_1 
_pdbx_validate_polymer_linkage.auth_asym_id_1 
_pdbx_validate_polymer_linkage.auth_comp_id_1 
_pdbx_validate_polymer_linkage.auth_seq_id_1 
_pdbx_validate_polymer_linkage.PDB_ins_code_1 
_pdbx_validate_polymer_linkage.label_alt_id_1 
_pdbx_validate_polymer_linkage.auth_atom_id_2 
_pdbx_validate_polymer_linkage.auth_asym_id_2 
_pdbx_validate_polymer_linkage.auth_comp_id_2 
_pdbx_validate_polymer_linkage.auth_seq_id_2 
_pdbx_validate_polymer_linkage.PDB_ins_code_2 
_pdbx_validate_polymer_linkage.label_alt_id_2 
_pdbx_validate_polymer_linkage.dist 
1 1 "O3'" B U 6 ? ? P B G 7  ? B 2.71 
2 1 "O3'" B G 9 ? A P B G 10 ? ? 2.80 
# 
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 
3CO CO     CO N N 1   
A   OP3    O  N N 2   
A   P      P  N N 3   
A   OP1    O  N N 4   
A   OP2    O  N N 5   
A   "O5'"  O  N N 6   
A   "C5'"  C  N N 7   
A   "C4'"  C  N R 8   
A   "O4'"  O  N N 9   
A   "C3'"  C  N S 10  
A   "O3'"  O  N N 11  
A   "C2'"  C  N R 12  
A   "O2'"  O  N N 13  
A   "C1'"  C  N R 14  
A   N9     N  Y N 15  
A   C8     C  Y N 16  
A   N7     N  Y N 17  
A   C5     C  Y N 18  
A   C6     C  Y N 19  
A   N6     N  N N 20  
A   N1     N  Y N 21  
A   C2     C  Y N 22  
A   N3     N  Y N 23  
A   C4     C  Y N 24  
A   HOP3   H  N N 25  
A   HOP2   H  N N 26  
A   "H5'"  H  N N 27  
A   "H5''" H  N N 28  
A   "H4'"  H  N N 29  
A   "H3'"  H  N N 30  
A   "HO3'" H  N N 31  
A   "H2'"  H  N N 32  
A   "HO2'" H  N N 33  
A   "H1'"  H  N N 34  
A   H8     H  N N 35  
A   H61    H  N N 36  
A   H62    H  N N 37  
A   H2     H  N N 38  
C   OP3    O  N N 39  
C   P      P  N N 40  
C   OP1    O  N N 41  
C   OP2    O  N N 42  
C   "O5'"  O  N N 43  
C   "C5'"  C  N N 44  
C   "C4'"  C  N R 45  
C   "O4'"  O  N N 46  
C   "C3'"  C  N S 47  
C   "O3'"  O  N N 48  
C   "C2'"  C  N R 49  
C   "O2'"  O  N N 50  
C   "C1'"  C  N R 51  
C   N1     N  N N 52  
C   C2     C  N N 53  
C   O2     O  N N 54  
C   N3     N  N N 55  
C   C4     C  N N 56  
C   N4     N  N N 57  
C   C5     C  N N 58  
C   C6     C  N N 59  
C   HOP3   H  N N 60  
C   HOP2   H  N N 61  
C   "H5'"  H  N N 62  
C   "H5''" H  N N 63  
C   "H4'"  H  N N 64  
C   "H3'"  H  N N 65  
C   "HO3'" H  N N 66  
C   "H2'"  H  N N 67  
C   "HO2'" H  N N 68  
C   "H1'"  H  N N 69  
C   H41    H  N N 70  
C   H42    H  N N 71  
C   H5     H  N N 72  
C   H6     H  N N 73  
G   OP3    O  N N 74  
G   P      P  N N 75  
G   OP1    O  N N 76  
G   OP2    O  N N 77  
G   "O5'"  O  N N 78  
G   "C5'"  C  N N 79  
G   "C4'"  C  N R 80  
G   "O4'"  O  N N 81  
G   "C3'"  C  N S 82  
G   "O3'"  O  N N 83  
G   "C2'"  C  N R 84  
G   "O2'"  O  N N 85  
G   "C1'"  C  N R 86  
G   N9     N  Y N 87  
G   C8     C  Y N 88  
G   N7     N  Y N 89  
G   C5     C  Y N 90  
G   C6     C  N N 91  
G   O6     O  N N 92  
G   N1     N  N N 93  
G   C2     C  N N 94  
G   N2     N  N N 95  
G   N3     N  N N 96  
G   C4     C  Y N 97  
G   HOP3   H  N N 98  
G   HOP2   H  N N 99  
G   "H5'"  H  N N 100 
G   "H5''" H  N N 101 
G   "H4'"  H  N N 102 
G   "H3'"  H  N N 103 
G   "HO3'" H  N N 104 
G   "H2'"  H  N N 105 
G   "HO2'" H  N N 106 
G   "H1'"  H  N N 107 
G   H8     H  N N 108 
G   H1     H  N N 109 
G   H21    H  N N 110 
G   H22    H  N N 111 
HOH O      O  N N 112 
HOH H1     H  N N 113 
HOH H2     H  N N 114 
NA  NA     NA N N 115 
U   OP3    O  N N 116 
U   P      P  N N 117 
U   OP1    O  N N 118 
U   OP2    O  N N 119 
U   "O5'"  O  N N 120 
U   "C5'"  C  N N 121 
U   "C4'"  C  N R 122 
U   "O4'"  O  N N 123 
U   "C3'"  C  N S 124 
U   "O3'"  O  N N 125 
U   "C2'"  C  N R 126 
U   "O2'"  O  N N 127 
U   "C1'"  C  N R 128 
U   N1     N  N N 129 
U   C2     C  N N 130 
U   O2     O  N N 131 
U   N3     N  N N 132 
U   C4     C  N N 133 
U   O4     O  N N 134 
U   C5     C  N N 135 
U   C6     C  N N 136 
U   HOP3   H  N N 137 
U   HOP2   H  N N 138 
U   "H5'"  H  N N 139 
U   "H5''" H  N N 140 
U   "H4'"  H  N N 141 
U   "H3'"  H  N N 142 
U   "HO3'" H  N N 143 
U   "H2'"  H  N N 144 
U   "HO2'" H  N N 145 
U   "H1'"  H  N N 146 
U   H3     H  N N 147 
U   H5     H  N N 148 
U   H6     H  N N 149 
# 
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 
A   OP3   P      sing N N 1   
A   OP3   HOP3   sing N N 2   
A   P     OP1    doub N N 3   
A   P     OP2    sing N N 4   
A   P     "O5'"  sing N N 5   
A   OP2   HOP2   sing N N 6   
A   "O5'" "C5'"  sing N N 7   
A   "C5'" "C4'"  sing N N 8   
A   "C5'" "H5'"  sing N N 9   
A   "C5'" "H5''" sing N N 10  
A   "C4'" "O4'"  sing N N 11  
A   "C4'" "C3'"  sing N N 12  
A   "C4'" "H4'"  sing N N 13  
A   "O4'" "C1'"  sing N N 14  
A   "C3'" "O3'"  sing N N 15  
A   "C3'" "C2'"  sing N N 16  
A   "C3'" "H3'"  sing N N 17  
A   "O3'" "HO3'" sing N N 18  
A   "C2'" "O2'"  sing N N 19  
A   "C2'" "C1'"  sing N N 20  
A   "C2'" "H2'"  sing N N 21  
A   "O2'" "HO2'" sing N N 22  
A   "C1'" N9     sing N N 23  
A   "C1'" "H1'"  sing N N 24  
A   N9    C8     sing Y N 25  
A   N9    C4     sing Y N 26  
A   C8    N7     doub Y N 27  
A   C8    H8     sing N N 28  
A   N7    C5     sing Y N 29  
A   C5    C6     sing Y N 30  
A   C5    C4     doub Y N 31  
A   C6    N6     sing N N 32  
A   C6    N1     doub Y N 33  
A   N6    H61    sing N N 34  
A   N6    H62    sing N N 35  
A   N1    C2     sing Y N 36  
A   C2    N3     doub Y N 37  
A   C2    H2     sing N N 38  
A   N3    C4     sing Y N 39  
C   OP3   P      sing N N 40  
C   OP3   HOP3   sing N N 41  
C   P     OP1    doub N N 42  
C   P     OP2    sing N N 43  
C   P     "O5'"  sing N N 44  
C   OP2   HOP2   sing N N 45  
C   "O5'" "C5'"  sing N N 46  
C   "C5'" "C4'"  sing N N 47  
C   "C5'" "H5'"  sing N N 48  
C   "C5'" "H5''" sing N N 49  
C   "C4'" "O4'"  sing N N 50  
C   "C4'" "C3'"  sing N N 51  
C   "C4'" "H4'"  sing N N 52  
C   "O4'" "C1'"  sing N N 53  
C   "C3'" "O3'"  sing N N 54  
C   "C3'" "C2'"  sing N N 55  
C   "C3'" "H3'"  sing N N 56  
C   "O3'" "HO3'" sing N N 57  
C   "C2'" "O2'"  sing N N 58  
C   "C2'" "C1'"  sing N N 59  
C   "C2'" "H2'"  sing N N 60  
C   "O2'" "HO2'" sing N N 61  
C   "C1'" N1     sing N N 62  
C   "C1'" "H1'"  sing N N 63  
C   N1    C2     sing N N 64  
C   N1    C6     sing N N 65  
C   C2    O2     doub N N 66  
C   C2    N3     sing N N 67  
C   N3    C4     doub N N 68  
C   C4    N4     sing N N 69  
C   C4    C5     sing N N 70  
C   N4    H41    sing N N 71  
C   N4    H42    sing N N 72  
C   C5    C6     doub N N 73  
C   C5    H5     sing N N 74  
C   C6    H6     sing N N 75  
G   OP3   P      sing N N 76  
G   OP3   HOP3   sing N N 77  
G   P     OP1    doub N N 78  
G   P     OP2    sing N N 79  
G   P     "O5'"  sing N N 80  
G   OP2   HOP2   sing N N 81  
G   "O5'" "C5'"  sing N N 82  
G   "C5'" "C4'"  sing N N 83  
G   "C5'" "H5'"  sing N N 84  
G   "C5'" "H5''" sing N N 85  
G   "C4'" "O4'"  sing N N 86  
G   "C4'" "C3'"  sing N N 87  
G   "C4'" "H4'"  sing N N 88  
G   "O4'" "C1'"  sing N N 89  
G   "C3'" "O3'"  sing N N 90  
G   "C3'" "C2'"  sing N N 91  
G   "C3'" "H3'"  sing N N 92  
G   "O3'" "HO3'" sing N N 93  
G   "C2'" "O2'"  sing N N 94  
G   "C2'" "C1'"  sing N N 95  
G   "C2'" "H2'"  sing N N 96  
G   "O2'" "HO2'" sing N N 97  
G   "C1'" N9     sing N N 98  
G   "C1'" "H1'"  sing N N 99  
G   N9    C8     sing Y N 100 
G   N9    C4     sing Y N 101 
G   C8    N7     doub Y N 102 
G   C8    H8     sing N N 103 
G   N7    C5     sing Y N 104 
G   C5    C6     sing N N 105 
G   C5    C4     doub Y N 106 
G   C6    O6     doub N N 107 
G   C6    N1     sing N N 108 
G   N1    C2     sing N N 109 
G   N1    H1     sing N N 110 
G   C2    N2     sing N N 111 
G   C2    N3     doub N N 112 
G   N2    H21    sing N N 113 
G   N2    H22    sing N N 114 
G   N3    C4     sing N N 115 
HOH O     H1     sing N N 116 
HOH O     H2     sing N N 117 
U   OP3   P      sing N N 118 
U   OP3   HOP3   sing N N 119 
U   P     OP1    doub N N 120 
U   P     OP2    sing N N 121 
U   P     "O5'"  sing N N 122 
U   OP2   HOP2   sing N N 123 
U   "O5'" "C5'"  sing N N 124 
U   "C5'" "C4'"  sing N N 125 
U   "C5'" "H5'"  sing N N 126 
U   "C5'" "H5''" sing N N 127 
U   "C4'" "O4'"  sing N N 128 
U   "C4'" "C3'"  sing N N 129 
U   "C4'" "H4'"  sing N N 130 
U   "O4'" "C1'"  sing N N 131 
U   "C3'" "O3'"  sing N N 132 
U   "C3'" "C2'"  sing N N 133 
U   "C3'" "H3'"  sing N N 134 
U   "O3'" "HO3'" sing N N 135 
U   "C2'" "O2'"  sing N N 136 
U   "C2'" "C1'"  sing N N 137 
U   "C2'" "H2'"  sing N N 138 
U   "O2'" "HO2'" sing N N 139 
U   "C1'" N1     sing N N 140 
U   "C1'" "H1'"  sing N N 141 
U   N1    C2     sing N N 142 
U   N1    C6     sing N N 143 
U   C2    O2     doub N N 144 
U   C2    N3     sing N N 145 
U   N3    C4     sing N N 146 
U   N3    H3     sing N N 147 
U   C4    O4     doub N N 148 
U   C4    C5     sing N N 149 
U   C5    C6     doub N N 150 
U   C5    H5     sing N N 151 
U   C6    H6     sing N N 152 
# 
loop_
_ndb_struct_conf_na.entry_id 
_ndb_struct_conf_na.feature 
1Y6T 'a-form double helix'  
1Y6T 'bulge loop'           
1Y6T 'mismatched base pair' 
# 
loop_
_ndb_struct_na_base_pair.model_number 
_ndb_struct_na_base_pair.i_label_asym_id 
_ndb_struct_na_base_pair.i_label_comp_id 
_ndb_struct_na_base_pair.i_label_seq_id 
_ndb_struct_na_base_pair.i_symmetry 
_ndb_struct_na_base_pair.j_label_asym_id 
_ndb_struct_na_base_pair.j_label_comp_id 
_ndb_struct_na_base_pair.j_label_seq_id 
_ndb_struct_na_base_pair.j_symmetry 
_ndb_struct_na_base_pair.shear 
_ndb_struct_na_base_pair.stretch 
_ndb_struct_na_base_pair.stagger 
_ndb_struct_na_base_pair.buckle 
_ndb_struct_na_base_pair.propeller 
_ndb_struct_na_base_pair.opening 
_ndb_struct_na_base_pair.pair_number 
_ndb_struct_na_base_pair.pair_name 
_ndb_struct_na_base_pair.i_auth_asym_id 
_ndb_struct_na_base_pair.i_auth_seq_id 
_ndb_struct_na_base_pair.i_PDB_ins_code 
_ndb_struct_na_base_pair.j_auth_asym_id 
_ndb_struct_na_base_pair.j_auth_seq_id 
_ndb_struct_na_base_pair.j_PDB_ins_code 
_ndb_struct_na_base_pair.hbond_type_28 
_ndb_struct_na_base_pair.hbond_type_12 
1 A C 1  1_555 B G 23 1_555 0.618  -0.153 -0.091 24.865  -24.237 -6.268 1  A_C1:G23_B  A 1  ? B 23 ? 19 1 
1 A U 2  1_555 B A 22 1_555 0.208  -0.255 -0.254 6.945   -17.293 4.404  2  A_U2:A22_B  A 2  ? B 22 ? 20 1 
1 A U 3  1_555 B A 21 1_555 0.137  -0.111 0.171  1.582   -11.732 8.794  3  A_U3:A21_B  A 3  ? B 21 ? 20 1 
1 A G 4  1_555 B C 20 1_555 0.172  -0.044 -0.121 -9.428  -16.090 2.765  4  A_G4:C20_B  A 4  ? B 20 ? 19 1 
1 A C 5  1_555 B G 19 1_555 0.085  0.002  0.447  -7.924  -11.514 -0.226 5  A_C5:G19_B  A 5  ? B 19 ? 19 1 
1 A U 6  1_555 B A 18 1_555 0.130  -0.310 0.274  -9.516  -1.576  1.470  6  A_U6:A18_B  A 6  ? B 18 ? 20 1 
1 A G 7  1_555 B C 17 1_555 0.001  -0.061 -0.331 -5.777  -17.008 5.099  7  A_G7:C17_B  A 7  ? B 17 ? 19 1 
1 A G 9  1_555 B A 16 1_555 -0.132 1.705  -0.394 23.589  -20.993 1.014  8  A_G9:A16_B  A 9  ? B 16 ? ?  ? 
1 A G 10 1_555 B C 15 1_555 -0.453 -0.176 0.210  -8.517  -16.587 1.232  9  A_G10:C15_B A 10 ? B 15 ? 19 1 
1 A U 11 1_555 B A 14 1_555 -0.142 -0.114 0.296  -8.808  -17.928 5.656  10 A_U11:A14_B A 11 ? B 14 ? 20 1 
1 A G 12 1_555 B C 13 1_555 -0.428 -0.168 0.263  -3.314  -16.662 3.397  11 A_G12:C13_B A 12 ? B 13 ? 19 1 
1 A C 13 1_555 B G 12 1_555 0.341  -0.486 0.011  6.610   -11.361 -5.815 12 A_C13:G12_B A 13 ? B 12 ? 19 1 
1 A A 14 1_555 B U 11 1_555 -0.063 -0.470 0.008  9.446   -16.942 -2.402 13 A_A14:U11_B A 14 ? B 11 ? 20 1 
1 A C 15 1_555 B G 10 1_555 0.540  -0.258 0.303  2.984   -8.347  -0.008 14 A_C15:G10_B A 15 ? B 10 ? 19 1 
1 A A 16 1_555 B G 9  1_555 -0.840 1.604  -0.419 -18.654 -30.021 4.035  15 A_A16:G9_B  A 16 ? B 9  ? ?  1 
1 A C 17 1_555 B G 7  1_555 -0.344 -0.028 0.525  -1.335  -13.972 0.174  16 A_C17:G7_B  A 17 ? B 7  ? 19 1 
1 A A 18 1_555 B U 6  1_555 -0.140 -0.268 0.306  7.409   -4.503  4.069  17 A_A18:U6_B  A 18 ? B 6  ? 20 1 
1 A G 19 1_555 B C 5  1_555 -0.593 -0.298 0.108  10.934  -16.321 -1.323 18 A_G19:C5_B  A 19 ? B 5  ? 19 1 
1 A C 20 1_555 B G 4  1_555 -0.241 -0.110 -0.185 -1.288  -13.477 9.188  19 A_C20:G4_B  A 20 ? B 4  ? 19 1 
1 A A 21 1_555 B U 3  1_555 0.260  -0.136 -0.154 -3.040  -17.038 11.361 20 A_A21:U3_B  A 21 ? B 3  ? 20 1 
1 A A 22 1_555 B U 2  1_555 0.037  -0.203 0.481  13.595  -5.882  0.313  21 A_A22:U2_B  A 22 ? B 2  ? 20 1 
1 A G 23 1_555 B C 1  1_555 -0.302 -0.025 -0.022 -1.212  -11.296 6.367  22 A_G23:C1_B  A 23 ? 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 C 1  1_555 B G 23 1_555 A U 2  1_555 B A 22 1_555 -0.151 -1.563 3.653 -2.390  15.260 34.754 -4.407 -0.082 2.756 24.128 3.778   
37.935 1  AA_C1U2:A22G23_BB   A 1  ? B 23 ? A 2  ? B 22 ? 
1 A U 2  1_555 B A 22 1_555 A U 3  1_555 B A 21 1_555 0.193  -1.709 3.288 -3.343  5.772  31.976 -3.999 -0.899 2.909 10.336 5.986   
32.647 2  AA_U2U3:A21A22_BB   A 2  ? B 22 ? A 3  ? B 21 ? 
1 A U 3  1_555 B A 21 1_555 A G 4  1_555 B C 20 1_555 0.102  -1.821 3.362 6.564   13.533 34.013 -4.550 0.658  2.464 21.857 -10.602 
37.100 3  AA_U3G4:C20A21_BB   A 3  ? B 21 ? A 4  ? B 20 ? 
1 A G 4  1_555 B C 20 1_555 A C 5  1_555 B G 19 1_555 -0.365 -1.376 3.255 -4.608  9.947  30.434 -4.131 -0.112 2.708 18.222 8.442   
32.304 4  AA_G4C5:G19C20_BB   A 4  ? B 20 ? A 5  ? B 19 ? 
1 A C 5  1_555 B G 19 1_555 A U 6  1_555 B A 18 1_555 0.490  -1.308 3.263 1.433   9.204  32.517 -3.663 -0.622 2.816 16.032 -2.495  
33.790 5  AA_C5U6:A18G19_BB   A 5  ? B 19 ? A 6  ? B 18 ? 
1 A U 6  1_555 B A 18 1_555 A G 7  1_555 B C 17 1_555 0.557  -1.310 2.971 7.827   14.630 30.873 -4.052 0.073  2.220 25.320 -13.545 
34.953 6  AA_U6G7:C17A18_BB   A 6  ? B 18 ? A 7  ? B 17 ? 
1 A G 7  1_555 B C 17 1_555 A G 9  1_555 B A 16 1_555 -1.367 0.089  2.751 2.515   3.752  36.607 -0.281 2.443  2.650 5.946  -3.985  
36.876 7  AA_G7G9:A16C17_BB   A 7  ? B 17 ? A 9  ? B 16 ? 
1 A G 9  1_555 B A 16 1_555 A G 10 1_555 B C 15 1_555 -0.331 -2.345 3.651 -10.456 14.887 31.646 -5.798 -0.905 2.346 24.893 17.485  
36.386 8  AA_G9G10:C15A16_BB  A 9  ? B 16 ? A 10 ? B 15 ? 
1 A G 10 1_555 B C 15 1_555 A U 11 1_555 B A 14 1_555 -0.229 -1.377 3.245 0.020   3.796  35.405 -2.788 0.377  3.085 6.219  -0.033  
35.601 9  AA_G10U11:A14C15_BB A 10 ? B 15 ? A 11 ? B 14 ? 
1 A U 11 1_555 B A 14 1_555 A G 12 1_555 B C 13 1_555 -0.010 -1.373 2.967 -0.225  8.986  29.687 -4.037 -0.017 2.456 17.052 0.426   
30.988 10 AA_U11G12:C13A14_BB A 11 ? B 14 ? A 12 ? B 13 ? 
1 A G 12 1_555 B C 13 1_555 A C 13 1_555 B G 12 1_555 -0.329 -1.328 3.107 1.218   0.916  33.969 -2.409 0.746  3.058 1.567  -2.083  
34.002 11 AA_G12C13:G12C13_BB A 12 ? B 13 ? A 13 ? B 12 ? 
1 A C 13 1_555 B G 12 1_555 A A 14 1_555 B U 11 1_555 -0.021 -1.337 3.074 1.158   13.410 28.594 -4.589 0.222  2.236 25.445 -2.197  
31.544 12 AA_C13A14:U11G12_BB A 13 ? B 12 ? A 14 ? B 11 ? 
1 A A 14 1_555 B U 11 1_555 A C 15 1_555 B G 10 1_555 0.397  -1.526 3.417 -2.803  2.119  37.470 -2.649 -0.990 3.292 3.289  4.352   
37.629 13 AA_A14C15:G10U11_BB A 14 ? B 11 ? A 15 ? B 10 ? 
1 A C 15 1_555 B G 10 1_555 A A 16 1_555 B G 9  1_555 0.098  -2.150 3.276 12.519  16.422 28.767 -5.619 1.418  1.740 28.833 -21.980 
35.284 14 AA_C15A16:G9G10_BB  A 15 ? B 10 ? A 16 ? B 9  ? 
1 A A 16 1_555 B G 9  1_555 A C 17 1_555 B G 7  1_555 0.942  0.371  3.399 -16.344 -2.945 36.467 0.876  -3.225 2.715 -4.434 24.611  
39.953 15 AA_A16C17:G7G9_BB   A 16 ? B 9  ? A 17 ? B 7  ? 
1 A C 17 1_555 B G 7  1_555 A A 18 1_555 B U 6  1_555 -0.254 -1.230 2.807 -0.277  12.957 33.748 -3.441 0.379  2.204 21.365 0.457   
36.083 16 AA_C17A18:U6G7_BB   A 17 ? B 7  ? A 18 ? B 6  ? 
1 A A 18 1_555 B U 6  1_555 A G 19 1_555 B C 5  1_555 -0.136 -1.519 3.192 1.128   11.166 30.116 -4.545 0.428  2.479 20.612 -2.083  
32.094 17 AA_A18G19:C5U6_BB   A 18 ? B 6  ? A 19 ? B 5  ? 
1 A G 19 1_555 B C 5  1_555 A C 20 1_555 B G 4  1_555 0.737  -1.319 3.551 2.587   7.922  32.728 -3.619 -0.830 3.201 13.782 -4.500  
33.745 18 AA_G19C20:G4C5_BB   A 19 ? B 5  ? A 20 ? B 4  ? 
1 A C 20 1_555 B G 4  1_555 A A 21 1_555 B U 3  1_555 0.187  -1.255 3.364 1.286   11.802 32.486 -3.881 -0.123 2.760 20.271 -2.209  
34.532 19 AA_C20A21:U3G4_BB   A 20 ? B 4  ? A 21 ? B 3  ? 
1 A A 21 1_555 B U 3  1_555 A A 22 1_555 B U 2  1_555 -0.841 -0.821 2.750 -4.636  5.624  31.579 -2.304 0.823  2.661 10.165 8.380   
32.388 20 AA_A21A22:U2U3_BB   A 21 ? B 3  ? A 22 ? B 2  ? 
1 A A 22 1_555 B U 2  1_555 A G 23 1_555 B C 1  1_555 0.718  -1.665 3.351 5.767   19.805 31.885 -4.887 -0.432 2.097 32.189 -9.373  
37.829 21 AA_A22G23:C1U2_BB   A 22 ? B 2  ? A 23 ? B 1  ? 
# 
_atom_sites.entry_id                    1Y6T 
_atom_sites.fract_transf_matrix[1][1]   0.017008 
_atom_sites.fract_transf_matrix[1][2]   0.009819 
_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]   0.019639 
_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]   0.015362 
_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  
CO 
N  
NA 
O  
P  
# 
loop_