data_1NTA
# 
_entry.id   1NTA 
# 
_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   1NTA         pdb_00001nta 10.2210/pdb1nta/pdb 
NDB   DR0009       ?            ?                   
RCSB  RCSB018182   ?            ?                   
WWPDB D_1000018182 ?            ?                   
# 
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 2003-05-13 
2 'Structure model' 1 1 2008-04-29 
3 'Structure model' 1 2 2011-07-13 
4 'Structure model' 1 3 2017-05-10 
5 'Structure model' 1 4 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' 'Refinement description'    
4 5 'Structure model' 'Data collection'           
5 5 'Structure model' 'Database references'       
6 5 'Structure model' 'Derived calculations'      
# 
loop_
_pdbx_audit_revision_category.ordinal 
_pdbx_audit_revision_category.revision_ordinal 
_pdbx_audit_revision_category.data_content_type 
_pdbx_audit_revision_category.category 
1 5 'Structure model' chem_comp_atom         
2 5 'Structure model' chem_comp_bond         
3 5 'Structure model' database_2             
4 5 'Structure model' pdbx_struct_conn_angle 
5 5 'Structure model' struct_conn            
6 5 '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  5 'Structure model' '_database_2.pdbx_DOI'                        
2  5 'Structure model' '_database_2.pdbx_database_accession'         
3  5 'Structure model' '_pdbx_struct_conn_angle.ptnr1_auth_asym_id'  
4  5 'Structure model' '_pdbx_struct_conn_angle.ptnr1_auth_comp_id'  
5  5 'Structure model' '_pdbx_struct_conn_angle.ptnr1_auth_seq_id'   
6  5 'Structure model' '_pdbx_struct_conn_angle.ptnr1_label_asym_id' 
7  5 'Structure model' '_pdbx_struct_conn_angle.ptnr1_label_atom_id' 
8  5 'Structure model' '_pdbx_struct_conn_angle.ptnr1_label_comp_id' 
9  5 'Structure model' '_pdbx_struct_conn_angle.ptnr1_label_seq_id'  
10 5 'Structure model' '_pdbx_struct_conn_angle.ptnr2_auth_asym_id'  
11 5 'Structure model' '_pdbx_struct_conn_angle.ptnr2_auth_comp_id'  
12 5 'Structure model' '_pdbx_struct_conn_angle.ptnr2_auth_seq_id'   
13 5 'Structure model' '_pdbx_struct_conn_angle.ptnr2_label_asym_id' 
14 5 'Structure model' '_pdbx_struct_conn_angle.ptnr2_label_atom_id' 
15 5 'Structure model' '_pdbx_struct_conn_angle.ptnr2_label_comp_id' 
16 5 'Structure model' '_pdbx_struct_conn_angle.ptnr3_auth_asym_id'  
17 5 'Structure model' '_pdbx_struct_conn_angle.ptnr3_auth_comp_id'  
18 5 'Structure model' '_pdbx_struct_conn_angle.ptnr3_auth_seq_id'   
19 5 'Structure model' '_pdbx_struct_conn_angle.ptnr3_label_asym_id' 
20 5 'Structure model' '_pdbx_struct_conn_angle.ptnr3_label_atom_id' 
21 5 'Structure model' '_pdbx_struct_conn_angle.ptnr3_label_comp_id' 
22 5 'Structure model' '_pdbx_struct_conn_angle.ptnr3_label_seq_id'  
23 5 'Structure model' '_pdbx_struct_conn_angle.value'               
24 5 'Structure model' '_struct_conn.pdbx_dist_value'                
25 5 'Structure model' '_struct_conn.ptnr1_auth_asym_id'             
26 5 'Structure model' '_struct_conn.ptnr1_auth_comp_id'             
27 5 'Structure model' '_struct_conn.ptnr1_auth_seq_id'              
28 5 'Structure model' '_struct_conn.ptnr1_label_asym_id'            
29 5 'Structure model' '_struct_conn.ptnr1_label_atom_id'            
30 5 'Structure model' '_struct_conn.ptnr1_label_comp_id'            
31 5 'Structure model' '_struct_conn.ptnr1_label_seq_id'             
32 5 'Structure model' '_struct_conn.ptnr2_auth_asym_id'             
33 5 'Structure model' '_struct_conn.ptnr2_auth_comp_id'             
34 5 'Structure model' '_struct_conn.ptnr2_auth_seq_id'              
35 5 'Structure model' '_struct_conn.ptnr2_label_asym_id'            
36 5 'Structure model' '_struct_conn.ptnr2_label_atom_id'            
37 5 'Structure model' '_struct_conn.ptnr2_label_comp_id'            
38 5 'Structure model' '_struct_conn.ptnr2_label_seq_id'             
39 5 'Structure model' '_struct_site.pdbx_auth_asym_id'              
40 5 'Structure model' '_struct_site.pdbx_auth_comp_id'              
41 5 'Structure model' '_struct_site.pdbx_auth_seq_id'               
# 
_pdbx_database_status.status_code                     REL 
_pdbx_database_status.entry_id                        1NTA 
_pdbx_database_status.recvd_initial_deposition_date   2003-01-29 
_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.methods_development_category    ? 
_pdbx_database_status.status_code_nmr_data            ? 
# 
_pdbx_database_related.db_name        PDB 
_pdbx_database_related.db_id          1NTB 
_pdbx_database_related.details        '2.9 A crystal structure of Streptomycin RNA-aptamer complex (Magnesium form)' 
_pdbx_database_related.content_type   unspecified 
# 
loop_
_audit_author.name 
_audit_author.pdbx_ordinal 
'Tereshko, V.' 1 
'Skripkin, E.' 2 
'Patel, D.J.'  3 
# 
_citation.id                        primary 
_citation.title                     'Encapsulating Streptomycin within a small 40-mer RNA' 
_citation.journal_abbrev            CHEM.BIOL. 
_citation.journal_volume            10 
_citation.page_first                175 
_citation.page_last                 187 
_citation.year                      2003 
_citation.journal_id_ASTM           CBOLE2 
_citation.country                   UK 
_citation.journal_id_ISSN           1074-5521 
_citation.journal_id_CSD            2050 
_citation.book_publisher            ? 
_citation.pdbx_database_id_PubMed   12618190 
_citation.pdbx_database_id_DOI      '10.1016/S1074-5521(03)00024-3' 
# 
loop_
_citation_author.citation_id 
_citation_author.name 
_citation_author.ordinal 
_citation_author.identifier_ORCID 
primary 'Tereshko, V.' 1 ? 
primary 'Skripkin, E.' 2 ? 
primary 'Patel, D.J.'  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(*GP*GP*AP*UP*CP*GP*CP*AP*UP*UP*UP*GP*GP*AP*CP*UP*UP*CP*UP*GP*CP*C)-3'" 6988.146 1 ? ? ? ? 
2 polymer     syn "5'-R(*CP*GP*GP*CP*AP*CP*CP*AP*CP*GP*GP*UP*CP*GP*GP*AP*UP*C)-3'"             5762.499 1 ? ? ? ? 
3 non-polymer syn 'BARIUM ION'                                                                 137.327  3 ? ? ? ? 
4 non-polymer syn 'SODIUM ION'                                                                 22.990   2 ? ? ? ? 
5 non-polymer syn STREPTOMYCIN                                                                 581.574  1 ? ? ? ? 
# 
loop_
_entity_poly.entity_id 
_entity_poly.type 
_entity_poly.nstd_linkage 
_entity_poly.nstd_monomer 
_entity_poly.pdbx_seq_one_letter_code 
_entity_poly.pdbx_seq_one_letter_code_can 
_entity_poly.pdbx_strand_id 
_entity_poly.pdbx_target_identifier 
1 polyribonucleotide no no GGAUCGCAUUUGGACUUCUGCC GGAUCGCAUUUGGACUUCUGCC A ? 
2 polyribonucleotide no no CGGCACCACGGUCGGAUC     CGGCACCACGGUCGGAUC     B ? 
# 
loop_
_pdbx_entity_nonpoly.entity_id 
_pdbx_entity_nonpoly.name 
_pdbx_entity_nonpoly.comp_id 
3 'BARIUM ION' BA  
4 'SODIUM ION' NA  
5 STREPTOMYCIN SRY 
# 
loop_
_entity_poly_seq.entity_id 
_entity_poly_seq.num 
_entity_poly_seq.mon_id 
_entity_poly_seq.hetero 
1 1  G n 
1 2  G n 
1 3  A n 
1 4  U n 
1 5  C n 
1 6  G n 
1 7  C n 
1 8  A n 
1 9  U n 
1 10 U n 
1 11 U n 
1 12 G n 
1 13 G n 
1 14 A n 
1 15 C n 
1 16 U n 
1 17 U n 
1 18 C n 
1 19 U n 
1 20 G n 
1 21 C n 
1 22 C n 
2 1  C n 
2 2  G n 
2 3  G n 
2 4  C n 
2 5  A n 
2 6  C n 
2 7  C n 
2 8  A n 
2 9  C n 
2 10 G n 
2 11 G n 
2 12 U n 
2 13 C n 
2 14 G n 
2 15 G n 
2 16 A n 
2 17 U n 
2 18 C 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 
A   'RNA linking' y "ADENOSINE-5'-MONOPHOSPHATE" ?                'C10 H14 N5 O7 P' 347.221 
BA  non-polymer   . 'BARIUM ION'                 ?                'Ba 2'            137.327 
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 
NA  non-polymer   . 'SODIUM ION'                 ?                'Na 1'            22.990  
SRY non-polymer   . STREPTOMYCIN                 'STREPTOMYCIN A' 'C21 H39 N7 O12'  581.574 
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  G 1  1   1   G G A . n 
A 1 2  G 2  2   2   G G A . n 
A 1 3  A 3  3   3   A A A . n 
A 1 4  U 4  4   4   U U A . n 
A 1 5  C 5  5   5   C C A . n 
A 1 6  G 6  6   6   G G A . n 
A 1 7  C 7  7   7   C C A . n 
A 1 8  A 8  8   8   A A A . n 
A 1 9  U 9  9   9   U U A . n 
A 1 10 U 10 10  10  U U A . n 
A 1 11 U 11 11  11  U U A . n 
A 1 12 G 12 12  12  G G A . n 
A 1 13 G 13 13  13  G G A . n 
A 1 14 A 14 14  14  A A A . n 
A 1 15 C 15 15  15  C C A . n 
A 1 16 U 16 16  16  U U A . n 
A 1 17 U 17 17  17  U U A . n 
A 1 18 C 18 18  18  C C A . n 
A 1 19 U 19 19  19  U U A . n 
A 1 20 G 20 20  20  G G A . n 
A 1 21 C 21 21  21  C C A . n 
A 1 22 C 22 22  22  C C A . n 
B 2 1  C 1  101 101 C C B . n 
B 2 2  G 2  102 102 G G B . n 
B 2 3  G 3  103 103 G G B . n 
B 2 4  C 4  104 104 C C B . n 
B 2 5  A 5  105 105 A A B . n 
B 2 6  C 6  106 106 C C B . n 
B 2 7  C 7  107 107 C C B . n 
B 2 8  A 8  108 108 A A B . n 
B 2 9  C 9  109 109 C C B . n 
B 2 10 G 10 110 110 G G B . n 
B 2 11 G 11 111 111 G G B . n 
B 2 12 U 12 112 112 U U B . n 
B 2 13 C 13 113 113 C C B . n 
B 2 14 G 14 114 114 G G B . n 
B 2 15 G 15 115 115 G G B . n 
B 2 16 A 16 116 116 A A B . n 
B 2 17 U 17 117 117 U U B . n 
B 2 18 C 18 118 118 C C 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 3 BA  1 23 2 BA  BA  A . 
D 4 NA  1 24 4 NA  NA  A . 
E 4 NA  1 25 5 NA  NA  A . 
F 5 SRY 1 26 6 SRY SRY A . 
G 3 BA  1 1  1 BA  BA  B . 
H 3 BA  1 3  3 BA  BA  B . 
# 
loop_
_software.name 
_software.classification 
_software.version 
_software.citation_id 
_software.pdbx_ordinal 
REFMAC    refinement       5.1.13 ? 1 
DENZO     'data reduction' .      ? 2 
SCALEPACK 'data scaling'   .      ? 3 
CNS       phasing          .      ? 4 
# 
_cell.entry_id           1NTA 
_cell.length_a           83.097 
_cell.length_b           83.097 
_cell.length_c           49.472 
_cell.angle_alpha        90.00 
_cell.angle_beta         90.00 
_cell.angle_gamma        90.00 
_cell.Z_PDB              8 
_cell.pdbx_unique_axis   ? 
# 
_symmetry.entry_id                         1NTA 
_symmetry.space_group_name_H-M             'I 4' 
_symmetry.pdbx_full_space_group_name_H-M   ? 
_symmetry.cell_setting                     ? 
_symmetry.Int_Tables_number                79 
# 
_exptl.entry_id          1NTA 
_exptl.method            'X-RAY DIFFRACTION' 
_exptl.crystals_number   1 
# 
_exptl_crystal.id                    1 
_exptl_crystal.density_meas          ? 
_exptl_crystal.density_Matthews      3.35 
_exptl_crystal.density_percent_sol   63.27 
_exptl_crystal.description           ? 
# 
_exptl_crystal_grow.crystal_id      1 
_exptl_crystal_grow.method          'VAPOR DIFFUSION, HANGING DROP' 
_exptl_crystal_grow.temp            298 
_exptl_crystal_grow.temp_details    ? 
_exptl_crystal_grow.pH              5.6 
_exptl_crystal_grow.pdbx_details    
'MES buffer, barium cloride, magnesium cloride, sodium cloride, MPD, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 298K' 
_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 'MES buffer' ? ? ? 
1 2 1 BaCl2        ? ? ? 
1 3 1 MgCl2        ? ? ? 
1 4 1 NaCl         ? ? ? 
1 5 1 MPD          ? ? ? 
1 6 2 BaCl2        ? ? ? 
1 7 2 MgCl2        ? ? ? 
1 8 2 NaCl         ? ? ? 
1 9 2 MPD          ? ? ? 
# 
_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                   'RIGAKU RAXIS IV++' 
_diffrn_detector.pdbx_collection_date   2002-05-17 
_diffrn_detector.details                mirrors 
# 
_diffrn_radiation.diffrn_id                        1 
_diffrn_radiation.wavelength_id                    1 
_diffrn_radiation.pdbx_monochromatic_or_laue_m_l   M 
_diffrn_radiation.monochromator                    ? 
_diffrn_radiation.pdbx_diffrn_protocol             'SINGLE WAVELENGTH' 
_diffrn_radiation.pdbx_scattering_type             x-ray 
# 
_diffrn_radiation_wavelength.id           1 
_diffrn_radiation_wavelength.wavelength   1.5418 
_diffrn_radiation_wavelength.wt           1.0 
# 
_diffrn_source.diffrn_id                   1 
_diffrn_source.source                      'ROTATING ANODE' 
_diffrn_source.type                        'RIGAKU RUH3R' 
_diffrn_source.pdbx_synchrotron_site       ? 
_diffrn_source.pdbx_synchrotron_beamline   ? 
_diffrn_source.pdbx_wavelength             ? 
_diffrn_source.pdbx_wavelength_list        1.5418 
# 
_reflns.entry_id                     1NTA 
_reflns.number_all                   ? 
_reflns.number_obs                   4018 
_reflns.percent_possible_obs         99.7 
_reflns.observed_criterion_sigma_F   ? 
_reflns.observed_criterion_sigma_I   ? 
_reflns.d_resolution_high            2.90 
_reflns.d_resolution_low             30.0 
_reflns.pdbx_Rmerge_I_obs            0.054 
_reflns.pdbx_Rsym_value              ? 
_reflns.pdbx_netI_over_sigmaI        ? 
_reflns.B_iso_Wilson_estimate        ? 
_reflns.pdbx_redundancy              9.5 
_reflns.R_free_details               ? 
_reflns.pdbx_diffrn_id               1 
_reflns.pdbx_ordinal                 1 
# 
_reflns_shell.d_res_high             2.85 
_reflns_shell.d_res_low              2.95 
_reflns_shell.percent_possible_all   99.0 
_reflns_shell.Rmerge_I_obs           0.65 
_reflns_shell.pdbx_Rsym_value        ? 
_reflns_shell.meanI_over_sigI_obs    ? 
_reflns_shell.pdbx_redundancy        ? 
_reflns_shell.percent_possible_obs   ? 
_reflns_shell.number_unique_all      ? 
_reflns_shell.pdbx_diffrn_id         ? 
_reflns_shell.pdbx_ordinal           1 
# 
_refine.entry_id                                 1NTA 
_refine.ls_number_reflns_obs                     3423 
_refine.ls_number_reflns_all                     ? 
_refine.pdbx_ls_sigma_I                          ? 
_refine.pdbx_ls_sigma_F                          ? 
_refine.pdbx_data_cutoff_high_absF               ? 
_refine.pdbx_data_cutoff_low_absF                ? 
_refine.pdbx_data_cutoff_high_rms_absF           ? 
_refine.ls_d_res_low                             20.00 
_refine.ls_d_res_high                            2.90 
_refine.ls_percent_reflns_obs                    99.16 
_refine.ls_R_factor_obs                          0.22788 
_refine.ls_R_factor_all                          ? 
_refine.ls_R_factor_R_work                       0.22234 
_refine.ls_R_factor_R_free                       0.28169 
_refine.ls_R_factor_R_free_error                 ? 
_refine.ls_R_factor_R_free_error_details         ? 
_refine.ls_percent_reflns_R_free                 9.4 
_refine.ls_number_reflns_R_free                  356 
_refine.ls_number_parameters                     ? 
_refine.ls_number_restraints                     ? 
_refine.occupancy_min                            ? 
_refine.occupancy_max                            ? 
_refine.correlation_coeff_Fo_to_Fc               0.943 
_refine.correlation_coeff_Fo_to_Fc_free          0.905 
_refine.B_iso_mean                               44.590 
_refine.aniso_B[1][1]                            0.39 
_refine.aniso_B[2][2]                            0.39 
_refine.aniso_B[3][3]                            -0.79 
_refine.aniso_B[1][2]                            0.00 
_refine.aniso_B[1][3]                            0.00 
_refine.aniso_B[2][3]                            0.00 
_refine.solvent_model_details                    'BABINET MODEL WITH MASK' 
_refine.solvent_model_param_ksol                 ? 
_refine.solvent_model_param_bsol                 ? 
_refine.pdbx_solvent_vdw_probe_radii             1.40 
_refine.pdbx_solvent_ion_probe_radii             0.80 
_refine.pdbx_solvent_shrinkage_radii             0.80 
_refine.pdbx_ls_cross_valid_method               THROUGHOUT 
_refine.details                                  'HYDROGENS HAVE BEEN ADDED IN THE RIDING POSITIONS' 
_refine.pdbx_starting_model                      ? 
_refine.pdbx_method_to_determine_struct          SAD 
_refine.pdbx_isotropic_thermal_model             ? 
_refine.pdbx_stereochemistry_target_values       'MAXIMUM LIKELIHOOD' 
_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                  0.434 
_refine.overall_SU_ML                            0.403 
_refine.overall_SU_B                             22.380 
_refine.ls_redundancy_reflns_obs                 ? 
_refine.overall_SU_R_Cruickshank_DPI             ? 
_refine.overall_SU_R_free                        ? 
_refine.pdbx_refine_id                           'X-RAY DIFFRACTION' 
_refine.pdbx_TLS_residual_ADP_flag               UNVERIFIED 
_refine.pdbx_diffrn_id                           1 
_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_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   842 
_refine_hist.pdbx_number_atoms_ligand         45 
_refine_hist.number_atoms_solvent             0 
_refine_hist.number_atoms_total               887 
_refine_hist.d_res_high                       2.90 
_refine_hist.d_res_low                        20.00 
# 
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 
r_bond_refined_d         0.012 0.021 ? 985  'X-RAY DIFFRACTION' ? 
r_bond_other_d           0.002 0.020 ? 332  'X-RAY DIFFRACTION' ? 
r_angle_refined_deg      1.782 2.141 ? 1521 'X-RAY DIFFRACTION' ? 
r_angle_other_deg        0.913 2.008 ? 865  'X-RAY DIFFRACTION' ? 
r_dihedral_angle_1_deg   ?     ?     ? ?    'X-RAY DIFFRACTION' ? 
r_dihedral_angle_2_deg   ?     ?     ? ?    'X-RAY DIFFRACTION' ? 
r_chiral_restr           0.119 0.200 ? 175  'X-RAY DIFFRACTION' ? 
r_gen_planes_refined     0.009 0.020 ? 416  'X-RAY DIFFRACTION' ? 
r_gen_planes_other       ?     ?     ? ?    'X-RAY DIFFRACTION' ? 
r_nbd_refined            0.190 0.200 ? 284  'X-RAY DIFFRACTION' ? 
r_nbd_other              0.246 0.200 ? 462  'X-RAY DIFFRACTION' ? 
r_nbtor_other            0.092 0.200 ? 206  'X-RAY DIFFRACTION' ? 
r_xyhbond_nbd_refined    0.208 0.200 ? 22   'X-RAY DIFFRACTION' ? 
r_xyhbond_nbd_other      ?     ?     ? ?    'X-RAY DIFFRACTION' ? 
r_symmetry_vdw_refined   0.154 0.200 ? 20   'X-RAY DIFFRACTION' ? 
r_symmetry_vdw_other     0.297 0.200 ? 16   'X-RAY DIFFRACTION' ? 
r_symmetry_hbond_refined 0.124 0.200 ? 3    'X-RAY DIFFRACTION' ? 
r_symmetry_hbond_other   ?     ?     ? ?    'X-RAY DIFFRACTION' ? 
r_mcbond_it              ?     ?     ? ?    'X-RAY DIFFRACTION' ? 
r_mcangle_it             ?     ?     ? ?    'X-RAY DIFFRACTION' ? 
r_scbond_it              1.406 3.000 ? 985  'X-RAY DIFFRACTION' ? 
r_scangle_it             2.181 4.500 ? 1521 'X-RAY DIFFRACTION' ? 
r_rigid_bond_restr       ?     ?     ? ?    'X-RAY DIFFRACTION' ? 
r_sphericity_free        ?     ?     ? ?    'X-RAY DIFFRACTION' ? 
r_sphericity_bonded      ?     ?     ? ?    'X-RAY DIFFRACTION' ? 
# 
_refine_ls_shell.pdbx_total_number_of_bins_used   20 
_refine_ls_shell.d_res_high                       2.901 
_refine_ls_shell.d_res_low                        2.975 
_refine_ls_shell.number_reflns_R_work             235 
_refine_ls_shell.R_factor_R_work                  0.341 
_refine_ls_shell.percent_reflns_obs               ? 
_refine_ls_shell.R_factor_R_free                  0.375 
_refine_ls_shell.R_factor_R_free_error            ? 
_refine_ls_shell.percent_reflns_R_free            ? 
_refine_ls_shell.number_reflns_R_free             25 
_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                     ? 
# 
_database_PDB_matrix.entry_id          1NTA 
_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                  1NTA 
_struct.title                     '2.9 A crystal structure of Streptomycin RNA-aptamer' 
_struct.pdbx_model_details        ? 
_struct.pdbx_CASP_flag            ? 
_struct.pdbx_model_type_details   ? 
# 
_struct_keywords.entry_id        1NTA 
_struct_keywords.pdbx_keywords   RNA 
_struct_keywords.text            'Streptomycin RNA-Aptamer, Barium form, RNA' 
# 
loop_
_struct_asym.id 
_struct_asym.pdbx_blank_PDB_chainid_flag 
_struct_asym.pdbx_modified 
_struct_asym.entity_id 
_struct_asym.details 
A N N 1 ? 
B N N 2 ? 
C N N 3 ? 
D N N 4 ? 
E N N 4 ? 
F N N 5 ? 
G N N 3 ? 
H N N 3 ? 
# 
loop_
_struct_ref.id 
_struct_ref.entity_id 
_struct_ref.db_name 
_struct_ref.db_code 
_struct_ref.pdbx_db_accession 
_struct_ref.pdbx_db_isoform 
_struct_ref.pdbx_seq_one_letter_code 
_struct_ref.pdbx_align_begin 
1 1 PDB 1NTA 1NTA ? ? ? 
2 2 PDB 1NTA 1NTA ? ? ? 
# 
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 1NTA A 1 ? 22 ? 1NTA 1   ? 22  ? 1   22  
2 2 1NTA B 1 ? 18 ? 1NTA 101 ? 118 ? 101 118 
# 
_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 
# 
_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 G  6  N7  ? ? ? 1_555 C BA .  BA    ? ? A G  6  A BA 23  1_555 ? ? ? ? ? ? ?             3.144 ? ? 
metalc2  metalc ? ? A G  6  O6  ? ? ? 1_555 C BA .  BA    ? ? A G  6  A BA 23  1_555 ? ? ? ? ? ? ?             2.737 ? ? 
metalc3  metalc ? ? A C  7  OP2 ? ? ? 1_555 D NA .  NA    ? ? A C  7  A NA 24  1_555 ? ? ? ? ? ? ?             2.186 ? ? 
metalc4  metalc ? ? A U  10 OP2 ? ? ? 1_555 D NA .  NA    ? ? A U  10 A NA 24  1_555 ? ? ? ? ? ? ?             2.177 ? ? 
metalc5  metalc ? ? A U  10 O2  ? ? ? 1_555 G BA .  BA    ? ? A U  10 B BA 1   1_555 ? ? ? ? ? ? ?             2.956 ? ? 
metalc6  metalc ? ? A U  11 O4  ? ? ? 1_555 G BA .  BA    ? ? A U  11 B BA 1   1_555 ? ? ? ? ? ? ?             2.709 ? ? 
metalc7  metalc ? ? A C  15 OP2 ? ? ? 1_555 E NA .  NA    ? ? A C  15 A NA 25  1_555 ? ? ? ? ? ? ?             2.183 ? ? 
metalc8  metalc ? ? A U  16 O4  ? ? ? 1_555 E NA .  NA    ? ? A U  16 A NA 25  1_555 ? ? ? ? ? ? ?             2.594 ? ? 
metalc9  metalc ? ? G BA .  BA  ? ? ? 1_555 B C  9  "O5'" ? ? B BA 1  B C  109 1_555 ? ? ? ? ? ? ?             2.968 ? ? 
metalc10 metalc ? ? G BA .  BA  ? ? ? 1_555 B C  9  "O4'" ? ? B BA 1  B C  109 1_555 ? ? ? ? ? ? ?             3.462 ? ? 
metalc11 metalc ? ? G BA .  BA  ? ? ? 1_555 B C  9  OP2   ? ? B BA 1  B C  109 1_555 ? ? ? ? ? ? ?             3.262 ? ? 
metalc12 metalc ? ? H BA .  BA  ? ? ? 1_555 B G  14 O6    ? ? B BA 3  B G  114 1_555 ? ? ? ? ? ? ?             3.315 ? ? 
metalc13 metalc ? ? H BA .  BA  ? ? ? 1_555 B G  15 O6    ? ? B BA 3  B G  115 1_555 ? ? ? ? ? ? ?             2.991 ? ? 
hydrog1  hydrog ? ? A G  2  N1  ? ? ? 1_555 B C  18 N3    ? ? A G  2  B C  118 1_555 ? ? ? ? ? ? 'G-C PAIR'    ?     ? ? 
hydrog2  hydrog ? ? A A  3  N1  ? ? ? 1_555 B U  17 N3    ? ? A A  3  B U  117 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog3  hydrog ? ? A A  3  N6  ? ? ? 1_555 B U  17 O4    ? ? A A  3  B U  117 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog4  hydrog ? ? A U  4  N3  ? ? ? 1_555 B A  16 N1    ? ? A U  4  B A  116 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog5  hydrog ? ? A U  4  O4  ? ? ? 1_555 B A  16 N6    ? ? A U  4  B A  116 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog6  hydrog ? ? A C  5  O2  ? ? ? 1_555 B G  15 N2    ? ? A C  5  B G  115 1_555 ? ? ? ? ? ? 'C-G PAIR'    ?     ? ? 
hydrog7  hydrog ? ? A G  6  N1  ? ? ? 1_555 A G  13 O6    ? ? A G  6  A G  13  1_555 ? ? ? ? ? ? TYPE_6_PAIR   ?     ? ? 
hydrog8  hydrog ? ? A G  6  N2  ? ? ? 1_555 A G  13 N7    ? ? A G  6  A G  13  1_555 ? ? ? ? ? ? TYPE_6_PAIR   ?     ? ? 
hydrog9  hydrog ? ? A G  6  O6  ? ? ? 1_555 B C  13 N4    ? ? A G  6  B C  113 1_555 ? ? ? ? ? ? 'G-C PAIR'    ?     ? ? 
hydrog10 hydrog ? ? A C  7  N3  ? ? ? 1_555 B G  14 N1    ? ? A C  7  B G  114 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog11 hydrog ? ? A C  7  N4  ? ? ? 1_555 B G  14 O6    ? ? A C  7  B G  114 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog12 hydrog ? ? A C  7  O2  ? ? ? 1_555 B G  14 N2    ? ? A C  7  B G  114 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog13 hydrog ? ? A G  12 N1  ? ? ? 1_555 B C  9  O2    ? ? A G  12 B C  109 1_555 ? ? ? ? ? ? 'G-C PAIR'    ?     ? ? 
hydrog14 hydrog ? ? A G  13 N1  ? ? ? 1_555 B C  13 N3    ? ? A G  13 B C  113 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog15 hydrog ? ? A G  13 N2  ? ? ? 1_555 B C  13 O2    ? ? A G  13 B C  113 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog16 hydrog ? ? A G  13 O6  ? ? ? 1_555 B C  13 N4    ? ? A G  13 B C  113 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog17 hydrog ? ? A A  14 N1  ? ? ? 1_555 B U  12 N3    ? ? A A  14 B U  112 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog18 hydrog ? ? A A  14 N6  ? ? ? 1_555 B U  12 O4    ? ? A A  14 B U  112 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog19 hydrog ? ? A C  15 N3  ? ? ? 1_555 B G  11 N1    ? ? A C  15 B G  111 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog20 hydrog ? ? A C  15 N4  ? ? ? 1_555 B G  11 O6    ? ? A C  15 B G  111 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog21 hydrog ? ? A C  15 O2  ? ? ? 1_555 B G  11 N2    ? ? A C  15 B G  111 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog22 hydrog ? ? A U  16 O2  ? ? ? 1_555 A C  18 N4    ? ? A U  16 A C  18  1_555 ? ? ? ? ? ? 'U-C MISPAIR' ?     ? ? 
hydrog23 hydrog ? ? A U  17 O2  ? ? ? 1_555 B A  8  N6    ? ? A U  17 B A  108 1_555 ? ? ? ? ? ? 'U-A PAIR'    ?     ? ? 
hydrog24 hydrog ? ? A C  18 N3  ? ? ? 1_555 B G  10 N1    ? ? A C  18 B G  110 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog25 hydrog ? ? A C  18 N4  ? ? ? 1_555 B G  10 O6    ? ? A C  18 B G  110 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog26 hydrog ? ? A C  18 O2  ? ? ? 1_555 B G  10 N2    ? ? A C  18 B G  110 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog27 hydrog ? ? A U  19 N3  ? ? ? 1_555 B A  5  N1    ? ? A U  19 B A  105 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog28 hydrog ? ? A U  19 O4  ? ? ? 1_555 B A  5  N6    ? ? A U  19 B A  105 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog29 hydrog ? ? A G  20 N1  ? ? ? 1_555 B C  4  O2    ? ? A G  20 B C  104 1_555 ? ? ? ? ? ? 'G-C PAIR'    ?     ? ? 
hydrog30 hydrog ? ? A C  21 N3  ? ? ? 1_555 B G  3  N1    ? ? A C  21 B G  103 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog31 hydrog ? ? A C  21 N4  ? ? ? 1_555 B G  3  O6    ? ? A C  21 B G  103 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog32 hydrog ? ? A C  21 O2  ? ? ? 1_555 B G  3  N2    ? ? A C  21 B G  103 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog33 hydrog ? ? A C  22 N3  ? ? ? 1_555 B G  2  N1    ? ? A C  22 B G  102 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog34 hydrog ? ? A C  22 N4  ? ? ? 1_555 B G  2  O6    ? ? A C  22 B G  102 1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog35 hydrog ? ? A C  22 O2  ? ? ? 1_555 B G  2  N2    ? ? A C  22 B G  102 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  N7    ? A G 6  ? A G 6   ? 1_555 BA ? C BA . ? A BA 23 ? 1_555 O6    ? A G 6  ? A G 6   ? 1_555 62.2  ? 
2  OP2   ? A C 7  ? A C 7   ? 1_555 NA ? D NA . ? A NA 24 ? 1_555 OP2   ? A U 10 ? A U 10  ? 1_555 162.5 ? 
3  O2    ? A U 10 ? A U 10  ? 1_555 BA ? G BA . ? B BA 1  ? 1_555 O4    ? A U 11 ? A U 11  ? 1_555 76.5  ? 
4  O2    ? A U 10 ? A U 10  ? 1_555 BA ? G BA . ? B BA 1  ? 1_555 "O5'" ? B C 9  ? B C 109 ? 1_555 103.8 ? 
5  O4    ? A U 11 ? A U 11  ? 1_555 BA ? G BA . ? B BA 1  ? 1_555 "O5'" ? B C 9  ? B C 109 ? 1_555 76.6  ? 
6  O2    ? A U 10 ? A U 10  ? 1_555 BA ? G BA . ? B BA 1  ? 1_555 "O4'" ? B C 9  ? B C 109 ? 1_555 56.3  ? 
7  O4    ? A U 11 ? A U 11  ? 1_555 BA ? G BA . ? B BA 1  ? 1_555 "O4'" ? B C 9  ? B C 109 ? 1_555 56.2  ? 
8  "O5'" ? B C 9  ? B C 109 ? 1_555 BA ? G BA . ? B BA 1  ? 1_555 "O4'" ? B C 9  ? B C 109 ? 1_555 49.4  ? 
9  O2    ? A U 10 ? A U 10  ? 1_555 BA ? G BA . ? B BA 1  ? 1_555 OP2   ? B C 9  ? B C 109 ? 1_555 149.3 ? 
10 O4    ? A U 11 ? A U 11  ? 1_555 BA ? G BA . ? B BA 1  ? 1_555 OP2   ? B C 9  ? B C 109 ? 1_555 102.0 ? 
11 "O5'" ? B C 9  ? B C 109 ? 1_555 BA ? G BA . ? B BA 1  ? 1_555 OP2   ? B C 9  ? B C 109 ? 1_555 47.5  ? 
12 "O4'" ? B C 9  ? B C 109 ? 1_555 BA ? G BA . ? B BA 1  ? 1_555 OP2   ? B C 9  ? B C 109 ? 1_555 96.9  ? 
13 OP2   ? A C 15 ? A C 15  ? 1_555 NA ? E NA . ? A NA 25 ? 1_555 O4    ? A U 16 ? A U 16  ? 1_555 72.4  ? 
14 O6    ? B G 14 ? B G 114 ? 1_555 BA ? H BA . ? B BA 3  ? 1_555 O6    ? B G 15 ? B G 115 ? 1_555 58.7  ? 
# 
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 B BA  1  ? 3  'BINDING SITE FOR RESIDUE BA B 1'   
AC2 Software A BA  23 ? 1  'BINDING SITE FOR RESIDUE BA A 23'  
AC3 Software B BA  3  ? 2  'BINDING SITE FOR RESIDUE BA B 3'   
AC4 Software A NA  24 ? 3  'BINDING SITE FOR RESIDUE NA A 24'  
AC5 Software A NA  25 ? 3  'BINDING SITE FOR RESIDUE NA A 25'  
AC6 Software A SRY 26 ? 12 'BINDING SITE FOR RESIDUE SRY A 26' 
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 3  U A 10 ? U A 10  . ? 1_555 ? 
2  AC1 3  U A 11 ? U A 11  . ? 1_555 ? 
3  AC1 3  C B 9  ? C B 109 . ? 1_555 ? 
4  AC2 1  G A 6  ? G A 6   . ? 1_555 ? 
5  AC3 2  G B 14 ? G B 114 . ? 1_555 ? 
6  AC3 2  G B 15 ? G B 115 . ? 1_555 ? 
7  AC4 3  C A 7  ? C A 7   . ? 1_555 ? 
8  AC4 3  A A 8  ? A A 8   . ? 1_555 ? 
9  AC4 3  U A 10 ? U A 10  . ? 1_555 ? 
10 AC5 3  G A 12 ? G A 12  . ? 1_555 ? 
11 AC5 3  C A 15 ? C A 15  . ? 1_555 ? 
12 AC5 3  U A 16 ? U A 16  . ? 1_555 ? 
13 AC6 12 U A 11 ? U A 11  . ? 1_555 ? 
14 AC6 12 G A 12 ? G A 12  . ? 1_555 ? 
15 AC6 12 C A 15 ? C A 15  . ? 1_555 ? 
16 AC6 12 U A 16 ? U A 16  . ? 1_555 ? 
17 AC6 12 U A 17 ? U A 17  . ? 1_555 ? 
18 AC6 12 A B 5  ? A B 105 . ? 8_454 ? 
19 AC6 12 C B 6  ? C B 106 . ? 8_454 ? 
20 AC6 12 C B 7  ? C B 107 . ? 1_555 ? 
21 AC6 12 A B 8  ? A B 108 . ? 1_555 ? 
22 AC6 12 C B 9  ? C B 109 . ? 1_555 ? 
23 AC6 12 G B 10 ? G B 110 . ? 1_555 ? 
24 AC6 12 G B 11 ? G B 111 . ? 1_555 ? 
# 
_pdbx_validate_rmsd_bond.id                        1 
_pdbx_validate_rmsd_bond.PDB_model_num             1 
_pdbx_validate_rmsd_bond.auth_atom_id_1            "O5'" 
_pdbx_validate_rmsd_bond.auth_asym_id_1            A 
_pdbx_validate_rmsd_bond.auth_comp_id_1            U 
_pdbx_validate_rmsd_bond.auth_seq_id_1             9 
_pdbx_validate_rmsd_bond.PDB_ins_code_1            ? 
_pdbx_validate_rmsd_bond.label_alt_id_1            ? 
_pdbx_validate_rmsd_bond.auth_atom_id_2            "C5'" 
_pdbx_validate_rmsd_bond.auth_asym_id_2            A 
_pdbx_validate_rmsd_bond.auth_comp_id_2            U 
_pdbx_validate_rmsd_bond.auth_seq_id_2             9 
_pdbx_validate_rmsd_bond.PDB_ins_code_2            ? 
_pdbx_validate_rmsd_bond.label_alt_id_2            ? 
_pdbx_validate_rmsd_bond.bond_value                1.361 
_pdbx_validate_rmsd_bond.bond_target_value         1.420 
_pdbx_validate_rmsd_bond.bond_deviation            -0.059 
_pdbx_validate_rmsd_bond.bond_standard_deviation   0.009 
_pdbx_validate_rmsd_bond.linker_flag               N 
# 
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 "C1'" A A 8   ? ? "O4'" A A 8   ? ? "C4'" A A 8   ? ? 103.64 109.70 -6.06 0.70 N 
2 1 "O4'" A A 8   ? ? "C1'" A A 8   ? ? N9    A A 8   ? ? 113.92 108.50 5.42  0.70 N 
3 1 "C3'" B C 107 ? ? "O3'" B C 107 ? ? P     B A 108 ? ? 127.20 119.70 7.50  1.20 Y 
4 1 "C3'" B G 110 ? ? "O3'" B G 110 ? ? P     B G 111 ? ? 111.76 119.70 -7.94 1.20 Y 
5 1 "C3'" B U 117 ? ? "O3'" B U 117 ? ? P     B C 118 ? ? 112.15 119.70 -7.55 1.20 Y 
# 
_struct_site_keywords.site_id   1 
_struct_site_keywords.text      intercalation 
# 
loop_
_pdbx_refine_tls.pdbx_refine_id 
_pdbx_refine_tls.id 
_pdbx_refine_tls.details 
_pdbx_refine_tls.method 
_pdbx_refine_tls.origin_x 
_pdbx_refine_tls.origin_y 
_pdbx_refine_tls.origin_z 
_pdbx_refine_tls.T[1][1] 
_pdbx_refine_tls.T[2][2] 
_pdbx_refine_tls.T[3][3] 
_pdbx_refine_tls.T[1][2] 
_pdbx_refine_tls.T[1][3] 
_pdbx_refine_tls.T[2][3] 
_pdbx_refine_tls.L[1][1] 
_pdbx_refine_tls.L[2][2] 
_pdbx_refine_tls.L[3][3] 
_pdbx_refine_tls.L[1][2] 
_pdbx_refine_tls.L[1][3] 
_pdbx_refine_tls.L[2][3] 
_pdbx_refine_tls.S[1][1] 
_pdbx_refine_tls.S[2][2] 
_pdbx_refine_tls.S[3][3] 
_pdbx_refine_tls.S[1][2] 
_pdbx_refine_tls.S[1][3] 
_pdbx_refine_tls.S[2][3] 
_pdbx_refine_tls.S[2][1] 
_pdbx_refine_tls.S[3][1] 
_pdbx_refine_tls.S[3][2] 
'X-RAY DIFFRACTION' 1 ? refined 13.0799 30.8119 -1.2924 0.1813 0.6532 0.5584 0.2295 0.1883  -0.1245 7.7466  10.0380 7.8579 0.4408 
1.6534  -3.5847 0.1307  -0.0302 -0.1004 0.7432 -0.2222 -0.2004 0.2338 0.3579  -0.1869 
'X-RAY DIFFRACTION' 2 ? refined 13.1693 29.2666 3.9548  0.3564 0.6083 0.6156 0.3076 0.1414  -0.1490 3.6816  3.0885  5.7218 2.4372 
-0.9068 -4.6121 0.0911  -0.4629 0.3718  0.3214 -0.7150 -0.4368 0.5537 -0.7292 -0.3669 
'X-RAY DIFFRACTION' 3 ? refined 2.9837  35.7721 -1.4981 0.6686 1.0763 0.8350 0.2757 -0.0835 0.2795  -8.5416 12.0907 9.2626 1.2429 
-0.7425 3.3035  -0.7625 0.6698  0.0927  0.1488 0.4682  0.7633  0.2028 -0.8524 -1.2747 
# 
loop_
_pdbx_refine_tls_group.pdbx_refine_id 
_pdbx_refine_tls_group.id 
_pdbx_refine_tls_group.refine_tls_id 
_pdbx_refine_tls_group.beg_auth_asym_id 
_pdbx_refine_tls_group.beg_auth_seq_id 
_pdbx_refine_tls_group.end_auth_asym_id 
_pdbx_refine_tls_group.end_auth_seq_id 
_pdbx_refine_tls_group.selection_details 
_pdbx_refine_tls_group.beg_label_asym_id 
_pdbx_refine_tls_group.beg_label_seq_id 
_pdbx_refine_tls_group.end_label_asym_id 
_pdbx_refine_tls_group.end_label_seq_id 
_pdbx_refine_tls_group.selection 
'X-RAY DIFFRACTION' 1 1 A 1   A 22  ? ? ? ? ? ? 
'X-RAY DIFFRACTION' 2 2 B 101 B 118 ? ? ? ? ? ? 
'X-RAY DIFFRACTION' 3 3 A 23  A 26  ? ? ? ? ? ? 
'X-RAY DIFFRACTION' 4 3 B 1   B 3   ? ? ? ? ? ? 
# 
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 
A   OP3    O  N N 1   
A   P      P  N N 2   
A   OP1    O  N N 3   
A   OP2    O  N N 4   
A   "O5'"  O  N N 5   
A   "C5'"  C  N N 6   
A   "C4'"  C  N R 7   
A   "O4'"  O  N N 8   
A   "C3'"  C  N S 9   
A   "O3'"  O  N N 10  
A   "C2'"  C  N R 11  
A   "O2'"  O  N N 12  
A   "C1'"  C  N R 13  
A   N9     N  Y N 14  
A   C8     C  Y N 15  
A   N7     N  Y N 16  
A   C5     C  Y N 17  
A   C6     C  Y N 18  
A   N6     N  N N 19  
A   N1     N  Y N 20  
A   C2     C  Y N 21  
A   N3     N  Y N 22  
A   C4     C  Y N 23  
A   HOP3   H  N N 24  
A   HOP2   H  N N 25  
A   "H5'"  H  N N 26  
A   "H5''" H  N N 27  
A   "H4'"  H  N N 28  
A   "H3'"  H  N N 29  
A   "HO3'" H  N N 30  
A   "H2'"  H  N N 31  
A   "HO2'" H  N N 32  
A   "H1'"  H  N N 33  
A   H8     H  N N 34  
A   H61    H  N N 35  
A   H62    H  N N 36  
A   H2     H  N N 37  
BA  BA     BA 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 
NA  NA     NA N N 112 
SRY C11    C  N R 113 
SRY N11    N  N N 114 
SRY CA1    C  N N 115 
SRY NB1    N  N N 116 
SRY NC1    N  N N 117 
SRY C21    C  N R 118 
SRY O21    O  N N 119 
SRY C31    C  N S 120 
SRY N31    N  N N 121 
SRY CD1    C  N N 122 
SRY NE1    N  N N 123 
SRY NF1    N  N N 124 
SRY C41    C  N R 125 
SRY O41    O  N N 126 
SRY C51    C  N R 127 
SRY O51    O  N N 128 
SRY C61    C  N S 129 
SRY O61    O  N N 130 
SRY C12    C  N R 131 
SRY C22    C  N S 132 
SRY C32    C  N S 133 
SRY O32    O  N N 134 
SRY CG2    C  N N 135 
SRY OG2    O  N N 136 
SRY C42    C  N S 137 
SRY CH2    C  N N 138 
SRY O42    O  N N 139 
SRY O13    O  N N 140 
SRY C13    C  N S 141 
SRY C23    C  N S 142 
SRY N23    N  N N 143 
SRY CI3    C  N N 144 
SRY C33    C  N S 145 
SRY O33    O  N N 146 
SRY C43    C  N R 147 
SRY O43    O  N N 148 
SRY C53    C  N S 149 
SRY O53    O  N N 150 
SRY C63    C  N N 151 
SRY O63    O  N N 152 
SRY H11    H  N N 153 
SRY HN11   H  N N 154 
SRY HB11   H  N N 155 
SRY HB12   H  N N 156 
SRY HC11   H  N N 157 
SRY H21    H  N N 158 
SRY HO21   H  N N 159 
SRY H31    H  N N 160 
SRY HN31   H  N N 161 
SRY HE11   H  N N 162 
SRY HE12   H  N N 163 
SRY HF11   H  N N 164 
SRY H41    H  N N 165 
SRY H51    H  N N 166 
SRY HO51   H  N N 167 
SRY H61    H  N N 168 
SRY HO61   H  N N 169 
SRY H12    H  N N 170 
SRY H22    H  N N 171 
SRY HO32   H  N N 172 
SRY HG21   H  N N 173 
SRY H42    H  N N 174 
SRY HH21   H  N N 175 
SRY HH22   H  N N 176 
SRY HH23   H  N N 177 
SRY H13    H  N N 178 
SRY H23    H  N N 179 
SRY HN23   H  N N 180 
SRY HI31   H  N N 181 
SRY HI32   H  N N 182 
SRY HI33   H  N N 183 
SRY H33    H  N N 184 
SRY HO33   H  N N 185 
SRY H43    H  N N 186 
SRY HO43   H  N N 187 
SRY H53    H  N N 188 
SRY H631   H  N N 189 
SRY H632   H  N N 190 
SRY HO63   H  N N 191 
U   OP3    O  N N 192 
U   P      P  N N 193 
U   OP1    O  N N 194 
U   OP2    O  N N 195 
U   "O5'"  O  N N 196 
U   "C5'"  C  N N 197 
U   "C4'"  C  N R 198 
U   "O4'"  O  N N 199 
U   "C3'"  C  N S 200 
U   "O3'"  O  N N 201 
U   "C2'"  C  N R 202 
U   "O2'"  O  N N 203 
U   "C1'"  C  N R 204 
U   N1     N  N N 205 
U   C2     C  N N 206 
U   O2     O  N N 207 
U   N3     N  N N 208 
U   C4     C  N N 209 
U   O4     O  N N 210 
U   C5     C  N N 211 
U   C6     C  N N 212 
U   HOP3   H  N N 213 
U   HOP2   H  N N 214 
U   "H5'"  H  N N 215 
U   "H5''" H  N N 216 
U   "H4'"  H  N N 217 
U   "H3'"  H  N N 218 
U   "HO3'" H  N N 219 
U   "H2'"  H  N N 220 
U   "HO2'" H  N N 221 
U   "H1'"  H  N N 222 
U   H3     H  N N 223 
U   H5     H  N N 224 
U   H6     H  N N 225 
# 
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 
SRY C11   N11    sing N N 116 
SRY C11   C21    sing N N 117 
SRY C11   C61    sing N N 118 
SRY C11   H11    sing N N 119 
SRY N11   CA1    sing N N 120 
SRY N11   HN11   sing N N 121 
SRY CA1   NB1    sing N N 122 
SRY CA1   NC1    doub N N 123 
SRY NB1   HB11   sing N N 124 
SRY NB1   HB12   sing N N 125 
SRY NC1   HC11   sing N N 126 
SRY C21   O21    sing N N 127 
SRY C21   C31    sing N N 128 
SRY C21   H21    sing N N 129 
SRY O21   HO21   sing N N 130 
SRY C31   N31    sing N N 131 
SRY C31   C41    sing N N 132 
SRY C31   H31    sing N N 133 
SRY N31   CD1    sing N N 134 
SRY N31   HN31   sing N N 135 
SRY CD1   NE1    sing N N 136 
SRY CD1   NF1    doub N N 137 
SRY NE1   HE11   sing N N 138 
SRY NE1   HE12   sing N N 139 
SRY NF1   HF11   sing N N 140 
SRY C41   O41    sing N N 141 
SRY C41   C51    sing N N 142 
SRY C41   H41    sing N N 143 
SRY O41   C12    sing N N 144 
SRY C51   O51    sing N N 145 
SRY C51   C61    sing N N 146 
SRY C51   H51    sing N N 147 
SRY O51   HO51   sing N N 148 
SRY C61   O61    sing N N 149 
SRY C61   H61    sing N N 150 
SRY O61   HO61   sing N N 151 
SRY C12   C22    sing N N 152 
SRY C12   O42    sing N N 153 
SRY C12   H12    sing N N 154 
SRY C22   C32    sing N N 155 
SRY C22   O13    sing N N 156 
SRY C22   H22    sing N N 157 
SRY C32   O32    sing N N 158 
SRY C32   CG2    sing N N 159 
SRY C32   C42    sing N N 160 
SRY O32   HO32   sing N N 161 
SRY CG2   OG2    doub N N 162 
SRY CG2   HG21   sing N N 163 
SRY C42   CH2    sing N N 164 
SRY C42   O42    sing N N 165 
SRY C42   H42    sing N N 166 
SRY CH2   HH21   sing N N 167 
SRY CH2   HH22   sing N N 168 
SRY CH2   HH23   sing N N 169 
SRY O13   C13    sing N N 170 
SRY C13   C23    sing N N 171 
SRY C13   O53    sing N N 172 
SRY C13   H13    sing N N 173 
SRY C23   N23    sing N N 174 
SRY C23   C33    sing N N 175 
SRY C23   H23    sing N N 176 
SRY N23   CI3    sing N N 177 
SRY N23   HN23   sing N N 178 
SRY CI3   HI31   sing N N 179 
SRY CI3   HI32   sing N N 180 
SRY CI3   HI33   sing N N 181 
SRY C33   O33    sing N N 182 
SRY C33   C43    sing N N 183 
SRY C33   H33    sing N N 184 
SRY O33   HO33   sing N N 185 
SRY C43   O43    sing N N 186 
SRY C43   C53    sing N N 187 
SRY C43   H43    sing N N 188 
SRY O43   HO43   sing N N 189 
SRY C53   O53    sing N N 190 
SRY C53   C63    sing N N 191 
SRY C53   H53    sing N N 192 
SRY C63   O63    sing N N 193 
SRY C63   H631   sing N N 194 
SRY C63   H632   sing N N 195 
SRY O63   HO63   sing N N 196 
U   OP3   P      sing N N 197 
U   OP3   HOP3   sing N N 198 
U   P     OP1    doub N N 199 
U   P     OP2    sing N N 200 
U   P     "O5'"  sing N N 201 
U   OP2   HOP2   sing N N 202 
U   "O5'" "C5'"  sing N N 203 
U   "C5'" "C4'"  sing N N 204 
U   "C5'" "H5'"  sing N N 205 
U   "C5'" "H5''" sing N N 206 
U   "C4'" "O4'"  sing N N 207 
U   "C4'" "C3'"  sing N N 208 
U   "C4'" "H4'"  sing N N 209 
U   "O4'" "C1'"  sing N N 210 
U   "C3'" "O3'"  sing N N 211 
U   "C3'" "C2'"  sing N N 212 
U   "C3'" "H3'"  sing N N 213 
U   "O3'" "HO3'" sing N N 214 
U   "C2'" "O2'"  sing N N 215 
U   "C2'" "C1'"  sing N N 216 
U   "C2'" "H2'"  sing N N 217 
U   "O2'" "HO2'" sing N N 218 
U   "C1'" N1     sing N N 219 
U   "C1'" "H1'"  sing N N 220 
U   N1    C2     sing N N 221 
U   N1    C6     sing N N 222 
U   C2    O2     doub N N 223 
U   C2    N3     sing N N 224 
U   N3    C4     sing N N 225 
U   N3    H3     sing N N 226 
U   C4    O4     doub N N 227 
U   C4    C5     sing N N 228 
U   C5    C6     doub N N 229 
U   C5    H5     sing N N 230 
U   C6    H6     sing N N 231 
# 
loop_
_ndb_struct_conf_na.entry_id 
_ndb_struct_conf_na.feature 
1NTA 'double helix'        
1NTA 'a-form double helix' 
1NTA 'internal loop'       
1NTA '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 G 2  1_555 B C 18 1_555 -0.251 -0.339 0.551  4.067   -13.100 -18.796  1  A_G2:C118_B  A 2   ? B 118 ? ?  ? 
1 A A 3  1_555 B U 17 1_555 -0.299 0.120  0.147  12.974  -26.359 5.764    2  A_A3:U117_B  A 3   ? B 117 ? 20 1 
1 A U 4  1_555 B A 16 1_555 0.689  -0.244 -0.396 -0.950  -31.677 3.054    3  A_U4:A116_B  A 4   ? B 116 ? 20 1 
1 A C 5  1_555 B G 15 1_555 -0.066 0.138  0.503  -1.517  -8.833  10.101   4  A_C5:G115_B  A 5   ? B 115 ? ?  1 
1 A C 7  1_555 B G 14 1_555 -0.229 -0.089 0.022  -8.284  -9.265  3.767    5  A_C7:G114_B  A 7   ? B 114 ? 19 1 
1 A G 13 1_555 B C 13 1_555 -0.147 -0.207 -0.881 -8.840  1.579   4.015    6  A_G13:C113_B A 13  ? B 113 ? 19 1 
1 A A 14 1_555 B U 12 1_555 -0.061 -0.086 -1.138 -15.360 -7.397  -8.514   7  A_A14:U112_B A 14  ? B 112 ? 20 1 
1 A C 15 1_555 B G 11 1_555 -0.098 -0.159 0.744  -16.032 13.116  -8.164   8  A_C15:G111_B A 15  ? B 111 ? 19 1 
1 A C 18 1_555 B G 10 1_555 0.476  -0.344 0.584  -25.171 -0.448  -4.154   9  A_C18:G110_B A 18  ? B 110 ? 19 1 
1 B A 8  1_555 A U 17 1_555 -3.234 -1.119 -0.706 2.549   -28.509 -72.655  10 B_A108:U17_A B 108 ? A 17  ? ?  ? 
1 A G 12 1_555 B C 9  1_555 0.156  5.798  -0.409 -22.585 19.700  -113.972 11 A_G12:C109_B A 12  ? B 109 ? ?  2 
1 A U 19 1_555 B A 5  1_555 -0.702 -0.233 1.133  -8.436  -14.799 2.121    12 A_U19:A105_B A 19  ? B 105 ? 20 1 
1 A G 20 1_555 B C 4  1_555 -1.685 -0.326 -0.337 8.304   -9.800  13.436   13 A_G20:C104_B A 20  ? B 104 ? ?  1 
1 A C 21 1_555 B G 3  1_555 0.080  0.005  -0.844 27.811  -28.797 2.461    14 A_C21:G103_B A 21  ? B 103 ? 19 1 
1 A C 22 1_555 B G 2  1_555 -0.564 -0.042 0.667  -8.156  -12.439 -4.489   15 A_C22:G102_B A 22  ? B 102 ? 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 G 2  1_555 B C 18 1_555 A A 3  1_555 B U 17 1_555 1.145  -1.585 2.985  5.701    6.571   31.524  -3.836 -1.151 2.767  11.816  
-10.252 32.673   1  AA_G2A3:U117C118_BB   A 2  ? B 118 ? A 3   ? B 117 ? 
1 A A 3  1_555 B U 17 1_555 A U 4  1_555 B A 16 1_555 0.003  -0.896 3.611  4.910    17.789  36.675  -3.331 0.561  2.875  26.325  
-7.267  40.913   2  AA_A3U4:A116U117_BB   A 3  ? B 117 ? A 4   ? B 116 ? 
1 A U 4  1_555 B A 16 1_555 A C 5  1_555 B G 15 1_555 0.792  -1.325 3.302  -7.374   7.165   27.526  -4.051 -3.040 2.589  14.435  
14.857  29.349   3  AA_U4C5:G115A116_BB   A 4  ? B 116 ? A 5   ? B 115 ? 
1 A C 5  1_555 B G 15 1_555 A C 7  1_555 B G 14 1_555 -0.684 -2.793 2.935  5.370    13.796  37.155  -5.270 1.461  1.720  20.674  
-8.047  39.898   4  AA_C5C7:G114G115_BB   A 5  ? B 115 ? A 7   ? B 114 ? 
1 A C 7  1_555 B G 14 1_555 A G 13 1_555 B C 13 1_555 -2.881 -1.365 3.496  9.806    7.086   54.449  -1.862 3.638  2.796  7.639   
-10.571 55.676   5  AA_C7G13:C113G114_BB  A 7  ? B 114 ? A 13  ? B 113 ? 
1 A G 13 1_555 B C 13 1_555 A A 14 1_555 B U 12 1_555 -0.307 -1.929 3.661  1.249    10.046  27.469  -6.037 0.885  2.780  20.302  
-2.525  29.242   6  AA_G13A14:U112C113_BB A 13 ? B 113 ? A 14  ? B 112 ? 
1 A A 14 1_555 B U 12 1_555 A C 15 1_555 B G 11 1_555 0.067  -2.109 3.367  -12.284  1.098   36.635  -3.330 -1.648 3.125  1.689   
18.896  38.588   7  AA_A14C15:G111U112_BB A 14 ? B 112 ? A 15  ? B 111 ? 
1 A C 15 1_555 B G 11 1_555 A C 18 1_555 B G 10 1_555 -1.173 -3.054 3.275  8.105    -8.770  50.639  -2.869 1.910  3.510  -10.093 
-9.327  51.938   8  AA_C15C18:G110G111_BB A 15 ? B 111 ? A 18  ? B 110 ? 
1 A C 18 1_555 B G 10 1_555 B A 8  1_555 A U 17 1_555 -0.286 -2.680 -2.991 -163.937 -41.203 -33.843 0.915  1.570  -1.764 21.548  
-85.733 -169.512 9  AB_C18A108:U17G110_AB A 18 ? B 110 ? B 108 ? A 17  ? 
1 A U 19 1_555 B A 5  1_555 A G 20 1_555 B C 4  1_555 -0.723 -1.317 2.558  3.900    6.503   29.609  -3.438 1.934  2.117  12.469  
-7.478  30.543   10 AA_U19G20:C104A105_BB A 19 ? B 105 ? A 20  ? B 104 ? 
1 A G 20 1_555 B C 4  1_555 A C 21 1_555 B G 3  1_555 -0.527 -0.634 2.724  2.173    2.324   40.754  -1.118 0.951  2.655  3.331   
-3.114  40.873   11 AA_G20C21:G103C104_BB A 20 ? B 104 ? A 21  ? B 103 ? 
1 A C 21 1_555 B G 3  1_555 A C 22 1_555 B G 2  1_555 0.037  -1.489 4.063  -10.090  20.808  33.392  -4.796 -1.334 2.625  31.903  
15.470  40.430   12 AA_C21C22:G102G103_BB A 21 ? B 103 ? A 22  ? B 102 ? 
# 
_atom_sites.entry_id                    1NTA 
_atom_sites.fract_transf_matrix[1][1]   0.012034 
_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]   0.012034 
_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]   0.020213 
_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 
BA 
C  
N  
NA 
O  
P  
# 
loop_