data_1TXS
# 
_entry.id   1TXS 
# 
_audit_conform.dict_name       mmcif_pdbx.dic 
_audit_conform.dict_version    5.392 
_audit_conform.dict_location   http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 
# 
loop_
_database_2.database_id 
_database_2.database_code 
_database_2.pdbx_database_accession 
_database_2.pdbx_DOI 
PDB   1TXS         pdb_00001txs 10.2210/pdb1txs/pdb 
RCSB  RCSB023012   ?            ?                   
WWPDB D_1000023012 ?            ?                   
# 
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 2004-10-05 
2 'Structure model' 1 1 2008-04-30 
3 'Structure model' 1 2 2011-07-13 
4 'Structure model' 1 3 2022-03-02 
5 'Structure model' 1 4 2024-05-22 
# 
_pdbx_audit_revision_details.ordinal             1 
_pdbx_audit_revision_details.revision_ordinal    1 
_pdbx_audit_revision_details.data_content_type   'Structure model' 
_pdbx_audit_revision_details.provider            repository 
_pdbx_audit_revision_details.type                'Initial release' 
_pdbx_audit_revision_details.description         ? 
_pdbx_audit_revision_details.details             ? 
# 
loop_
_pdbx_audit_revision_group.ordinal 
_pdbx_audit_revision_group.revision_ordinal 
_pdbx_audit_revision_group.data_content_type 
_pdbx_audit_revision_group.group 
1 2 'Structure model' 'Version format compliance' 
2 3 'Structure model' 'Version format compliance' 
3 4 'Structure model' 'Data collection'           
4 4 'Structure model' 'Database references'       
5 4 'Structure model' 'Derived calculations'      
6 5 'Structure model' 'Data collection'           
# 
loop_
_pdbx_audit_revision_category.ordinal 
_pdbx_audit_revision_category.revision_ordinal 
_pdbx_audit_revision_category.data_content_type 
_pdbx_audit_revision_category.category 
1 4 'Structure model' database_2            
2 4 'Structure model' pdbx_nmr_software     
3 4 'Structure model' pdbx_struct_assembly  
4 4 'Structure model' pdbx_struct_oper_list 
5 5 'Structure model' chem_comp_atom        
6 5 'Structure model' chem_comp_bond        
# 
loop_
_pdbx_audit_revision_item.ordinal 
_pdbx_audit_revision_item.revision_ordinal 
_pdbx_audit_revision_item.data_content_type 
_pdbx_audit_revision_item.item 
1 4 'Structure model' '_database_2.pdbx_DOI'                
2 4 'Structure model' '_database_2.pdbx_database_accession' 
3 4 'Structure model' '_pdbx_nmr_software.name'             
# 
_pdbx_database_status.status_code                     REL 
_pdbx_database_status.entry_id                        1TXS 
_pdbx_database_status.recvd_initial_deposition_date   2004-07-06 
_pdbx_database_status.deposit_site                    RCSB 
_pdbx_database_status.process_site                    RCSB 
_pdbx_database_status.status_code_mr                  REL 
_pdbx_database_status.SG_entry                        . 
_pdbx_database_status.pdb_format_compatible           Y 
_pdbx_database_status.status_code_sf                  ? 
_pdbx_database_status.status_code_cs                  ? 
_pdbx_database_status.status_code_nmr_data            ? 
_pdbx_database_status.methods_development_category    ? 
# 
loop_
_audit_author.name 
_audit_author.pdbx_ordinal 
'Du, Z.'        1 
'Yu, J.'        2 
'Ulyanov, N.B.' 3 
'Andino, R.'    4 
'James, T.L.'   5 
# 
_citation.id                        primary 
_citation.title                     
;Solution Structure of a Consensus Stem-Loop D RNA Domain that Plays Important Roles in Regulating Translation and Replication in Enteroviruses and Rhinoviruses
;
_citation.journal_abbrev            Biochemistry 
_citation.journal_volume            43 
_citation.page_first                11959 
_citation.page_last                 11972 
_citation.year                      2004 
_citation.journal_id_ASTM           BICHAW 
_citation.country                   US 
_citation.journal_id_ISSN           0006-2960 
_citation.journal_id_CSD            0033 
_citation.book_publisher            ? 
_citation.pdbx_database_id_PubMed   15379536 
_citation.pdbx_database_id_DOI      10.1021/bi048973p 
# 
loop_
_citation_author.citation_id 
_citation_author.name 
_citation_author.ordinal 
_citation_author.identifier_ORCID 
primary 'Du, Z.'        1 ? 
primary 'Yu, J.'        2 ? 
primary 'Ulyanov, N.B.' 3 ? 
primary 'Andino, R.'    4 ? 
primary 'James, T.L.'   5 ? 
# 
_entity.id                         1 
_entity.type                       polymer 
_entity.src_method                 syn 
_entity.pdbx_description           
;Enteroviral 5'-UTR
;
_entity.formula_weight             12123.159 
_entity.pdbx_number_of_molecules   1 
_entity.pdbx_ec                    ? 
_entity.pdbx_mutation              ? 
_entity.pdbx_fragment              ? 
_entity.details                    ? 
# 
_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       GGGCUAGCACUCUGGUAUUACGGUACCUUUGUGCGCCC 
_entity_poly.pdbx_seq_one_letter_code_can   GGGCUAGCACUCUGGUAUUACGGUACCUUUGUGCGCCC 
_entity_poly.pdbx_strand_id                 A 
_entity_poly.pdbx_target_identifier         ? 
# 
loop_
_entity_poly_seq.entity_id 
_entity_poly_seq.num 
_entity_poly_seq.mon_id 
_entity_poly_seq.hetero 
1 1  G n 
1 2  G n 
1 3  G n 
1 4  C n 
1 5  U n 
1 6  A n 
1 7  G n 
1 8  C n 
1 9  A n 
1 10 C n 
1 11 U n 
1 12 C n 
1 13 U n 
1 14 G n 
1 15 G n 
1 16 U n 
1 17 A n 
1 18 U n 
1 19 U n 
1 20 A n 
1 21 C n 
1 22 G n 
1 23 G n 
1 24 U n 
1 25 A n 
1 26 C n 
1 27 C n 
1 28 U n 
1 29 U n 
1 30 U n 
1 31 G n 
1 32 U n 
1 33 G n 
1 34 C n 
1 35 G n 
1 36 C n 
1 37 C n 
1 38 C n 
# 
_pdbx_entity_src_syn.entity_id              1 
_pdbx_entity_src_syn.pdbx_src_id            1 
_pdbx_entity_src_syn.pdbx_alt_source_flag   sample 
_pdbx_entity_src_syn.pdbx_beg_seq_num       ? 
_pdbx_entity_src_syn.pdbx_end_seq_num       ? 
_pdbx_entity_src_syn.organism_scientific    ? 
_pdbx_entity_src_syn.organism_common_name   ? 
_pdbx_entity_src_syn.ncbi_taxonomy_id       ? 
_pdbx_entity_src_syn.details                'RNA WAS PREPARED BY IN VITRO TRANSCRIPTION WITH T7 RNA POLYMERASE' 
# 
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 
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 
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  G 3  3  3  G G A . n 
A 1 4  C 4  4  4  C C A . n 
A 1 5  U 5  5  5  U U A . n 
A 1 6  A 6  6  6  A A A . n 
A 1 7  G 7  7  7  G G A . n 
A 1 8  C 8  8  8  C C A . n 
A 1 9  A 9  9  9  A A A . n 
A 1 10 C 10 10 10 C C A . n 
A 1 11 U 11 11 11 U U A . n 
A 1 12 C 12 12 12 C C A . n 
A 1 13 U 13 13 13 U U A . n 
A 1 14 G 14 14 14 G G A . n 
A 1 15 G 15 15 15 G G A . n 
A 1 16 U 16 16 16 U U A . n 
A 1 17 A 17 17 17 A A A . n 
A 1 18 U 18 18 18 U U A . n 
A 1 19 U 19 19 19 U U A . n 
A 1 20 A 20 20 20 A A A . n 
A 1 21 C 21 21 21 C C A . n 
A 1 22 G 22 22 22 G G A . n 
A 1 23 G 23 23 23 G G A . n 
A 1 24 U 24 24 24 U U A . n 
A 1 25 A 25 25 25 A A A . n 
A 1 26 C 26 26 26 C C A . n 
A 1 27 C 27 27 27 C C A . n 
A 1 28 U 28 28 28 U U A . n 
A 1 29 U 29 29 29 U U A . n 
A 1 30 U 30 30 30 U U A . n 
A 1 31 G 31 31 31 G G A . n 
A 1 32 U 32 32 32 U U A . n 
A 1 33 G 33 33 33 G G A . n 
A 1 34 C 34 34 34 C C A . n 
A 1 35 G 35 35 35 G G A . n 
A 1 36 C 36 36 36 C C A . n 
A 1 37 C 37 37 37 C C A . n 
A 1 38 C 38 38 38 C C A . n 
# 
_exptl.entry_id          1TXS 
_exptl.method            'SOLUTION NMR' 
_exptl.crystals_number   ? 
# 
_exptl_crystal.id                    1 
_exptl_crystal.density_meas          ? 
_exptl_crystal.density_Matthews      ? 
_exptl_crystal.density_percent_sol   ? 
_exptl_crystal.description           ? 
_exptl_crystal.F_000                 ? 
_exptl_crystal.preparation           ? 
# 
_diffrn.id                     1 
_diffrn.ambient_temp           ? 
_diffrn.ambient_temp_details   ? 
_diffrn.crystal_id             1 
# 
_diffrn_radiation.diffrn_id                        1 
_diffrn_radiation.wavelength_id                    1 
_diffrn_radiation.pdbx_monochromatic_or_laue_m_l   M 
_diffrn_radiation.monochromator                    ? 
_diffrn_radiation.pdbx_diffrn_protocol             'SINGLE WAVELENGTH' 
_diffrn_radiation.pdbx_scattering_type             ? 
# 
_diffrn_radiation_wavelength.id           1 
_diffrn_radiation_wavelength.wavelength   . 
_diffrn_radiation_wavelength.wt           1.0 
# 
_database_PDB_matrix.entry_id          1TXS 
_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                  1TXS 
_struct.title                     
;STEM-LOOP D OF THE CLOVERLEAF DOMAIN OF ENTEROVIRAL 5'UTR RNA
;
_struct.pdbx_model_details        ? 
_struct.pdbx_CASP_flag            ? 
_struct.pdbx_model_type_details   ? 
# 
_struct_keywords.entry_id        1TXS 
_struct_keywords.pdbx_keywords   RNA 
_struct_keywords.text            
'TETRALOOP UACG, CLOSING WOBBLE UG PAIR, PYRIMIDINE-PYRIMIDINE MISMATCHES, TWO-NUCLEOTIDE BULGE, RNA' 
# 
_struct_asym.id                            A 
_struct_asym.pdbx_blank_PDB_chainid_flag   N 
_struct_asym.pdbx_modified                 N 
_struct_asym.entity_id                     1 
_struct_asym.details                       ? 
# 
_struct_ref.id                         1 
_struct_ref.entity_id                  1 
_struct_ref.db_name                    PDB 
_struct_ref.db_code                    1TXS 
_struct_ref.pdbx_db_accession          1TXS 
_struct_ref.pdbx_db_isoform            ? 
_struct_ref.pdbx_seq_one_letter_code   ? 
_struct_ref.pdbx_align_begin           ? 
# 
_struct_ref_seq.align_id                      1 
_struct_ref_seq.ref_id                        1 
_struct_ref_seq.pdbx_PDB_id_code              1TXS 
_struct_ref_seq.pdbx_strand_id                A 
_struct_ref_seq.seq_align_beg                 1 
_struct_ref_seq.pdbx_seq_align_beg_ins_code   ? 
_struct_ref_seq.seq_align_end                 38 
_struct_ref_seq.pdbx_seq_align_end_ins_code   ? 
_struct_ref_seq.pdbx_db_accession             1TXS 
_struct_ref_seq.db_align_beg                  1 
_struct_ref_seq.pdbx_db_align_beg_ins_code    ? 
_struct_ref_seq.db_align_end                  38 
_struct_ref_seq.pdbx_db_align_end_ins_code    ? 
_struct_ref_seq.pdbx_auth_seq_align_beg       1 
_struct_ref_seq.pdbx_auth_seq_align_end       38 
# 
_pdbx_struct_assembly.id                   1 
_pdbx_struct_assembly.details              author_defined_assembly 
_pdbx_struct_assembly.method_details       ? 
_pdbx_struct_assembly.oligomeric_details   monomeric 
_pdbx_struct_assembly.oligomeric_count     1 
# 
_pdbx_struct_assembly_gen.assembly_id       1 
_pdbx_struct_assembly_gen.oper_expression   1 
_pdbx_struct_assembly_gen.asym_id_list      A 
# 
_pdbx_struct_oper_list.id                   1 
_pdbx_struct_oper_list.type                 'identity operation' 
_pdbx_struct_oper_list.name                 1_555 
_pdbx_struct_oper_list.symmetry_operation   x,y,z 
_pdbx_struct_oper_list.matrix[1][1]         1.0000000000 
_pdbx_struct_oper_list.matrix[1][2]         0.0000000000 
_pdbx_struct_oper_list.matrix[1][3]         0.0000000000 
_pdbx_struct_oper_list.vector[1]            0.0000000000 
_pdbx_struct_oper_list.matrix[2][1]         0.0000000000 
_pdbx_struct_oper_list.matrix[2][2]         1.0000000000 
_pdbx_struct_oper_list.matrix[2][3]         0.0000000000 
_pdbx_struct_oper_list.vector[2]            0.0000000000 
_pdbx_struct_oper_list.matrix[3][1]         0.0000000000 
_pdbx_struct_oper_list.matrix[3][2]         0.0000000000 
_pdbx_struct_oper_list.matrix[3][3]         1.0000000000 
_pdbx_struct_oper_list.vector[3]            0.0000000000 
# 
_struct_biol.id   1 
# 
loop_
_struct_conn.id 
_struct_conn.conn_type_id 
_struct_conn.pdbx_leaving_atom_flag 
_struct_conn.pdbx_PDB_id 
_struct_conn.ptnr1_label_asym_id 
_struct_conn.ptnr1_label_comp_id 
_struct_conn.ptnr1_label_seq_id 
_struct_conn.ptnr1_label_atom_id 
_struct_conn.pdbx_ptnr1_label_alt_id 
_struct_conn.pdbx_ptnr1_PDB_ins_code 
_struct_conn.pdbx_ptnr1_standard_comp_id 
_struct_conn.ptnr1_symmetry 
_struct_conn.ptnr2_label_asym_id 
_struct_conn.ptnr2_label_comp_id 
_struct_conn.ptnr2_label_seq_id 
_struct_conn.ptnr2_label_atom_id 
_struct_conn.pdbx_ptnr2_label_alt_id 
_struct_conn.pdbx_ptnr2_PDB_ins_code 
_struct_conn.ptnr1_auth_asym_id 
_struct_conn.ptnr1_auth_comp_id 
_struct_conn.ptnr1_auth_seq_id 
_struct_conn.ptnr2_auth_asym_id 
_struct_conn.ptnr2_auth_comp_id 
_struct_conn.ptnr2_auth_seq_id 
_struct_conn.ptnr2_symmetry 
_struct_conn.pdbx_ptnr3_label_atom_id 
_struct_conn.pdbx_ptnr3_label_seq_id 
_struct_conn.pdbx_ptnr3_label_comp_id 
_struct_conn.pdbx_ptnr3_label_asym_id 
_struct_conn.pdbx_ptnr3_label_alt_id 
_struct_conn.pdbx_ptnr3_PDB_ins_code 
_struct_conn.details 
_struct_conn.pdbx_dist_value 
_struct_conn.pdbx_value_order 
_struct_conn.pdbx_role 
hydrog1  hydrog ? ? A G 1  N1 ? ? ? 1_555 A C 38 N3 ? ? A G 1  A C 38 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog2  hydrog ? ? A G 1  N2 ? ? ? 1_555 A C 38 O2 ? ? A G 1  A C 38 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog3  hydrog ? ? A G 1  O6 ? ? ? 1_555 A C 38 N4 ? ? A G 1  A C 38 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog4  hydrog ? ? A G 2  N1 ? ? ? 1_555 A C 37 N3 ? ? A G 2  A C 37 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog5  hydrog ? ? A G 2  N2 ? ? ? 1_555 A C 37 O2 ? ? A G 2  A C 37 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog6  hydrog ? ? A G 2  O6 ? ? ? 1_555 A C 37 N4 ? ? A G 2  A C 37 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog7  hydrog ? ? A G 3  N1 ? ? ? 1_555 A C 36 N3 ? ? A G 3  A C 36 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog8  hydrog ? ? A G 3  N2 ? ? ? 1_555 A C 36 O2 ? ? A G 3  A C 36 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog9  hydrog ? ? A G 3  O6 ? ? ? 1_555 A C 36 N4 ? ? A G 3  A C 36 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog10 hydrog ? ? A C 4  O2 ? ? ? 1_555 A A 6  N6 ? ? A C 4  A A 6  1_555 ? ? ? ? ? ? 'C-A MISPAIR' ? ? ? 
hydrog11 hydrog ? ? A C 4  N3 ? ? ? 1_555 A G 35 N1 ? ? A C 4  A G 35 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog12 hydrog ? ? A C 4  N4 ? ? ? 1_555 A G 35 O6 ? ? A C 4  A G 35 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog13 hydrog ? ? A C 4  O2 ? ? ? 1_555 A G 35 N2 ? ? A C 4  A G 35 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog14 hydrog ? ? A G 7  N1 ? ? ? 1_555 A C 34 N3 ? ? A G 7  A C 34 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog15 hydrog ? ? A G 7  N2 ? ? ? 1_555 A C 34 O2 ? ? A G 7  A C 34 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog16 hydrog ? ? A G 7  O6 ? ? ? 1_555 A C 34 N4 ? ? A G 7  A C 34 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog17 hydrog ? ? A C 8  N3 ? ? ? 1_555 A G 33 N1 ? ? A C 8  A G 33 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog18 hydrog ? ? A C 8  N4 ? ? ? 1_555 A G 33 O6 ? ? A C 8  A G 33 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog19 hydrog ? ? A C 8  O2 ? ? ? 1_555 A G 33 N2 ? ? A C 8  A G 33 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog20 hydrog ? ? A A 9  N1 ? ? ? 1_555 A U 32 N3 ? ? A A 9  A U 32 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog21 hydrog ? ? A A 9  N6 ? ? ? 1_555 A U 32 O4 ? ? A A 9  A U 32 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog22 hydrog ? ? A C 10 N3 ? ? ? 1_555 A G 31 N1 ? ? A C 10 A G 31 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog23 hydrog ? ? A C 10 N4 ? ? ? 1_555 A G 31 O6 ? ? A C 10 A G 31 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog24 hydrog ? ? A C 10 O2 ? ? ? 1_555 A G 31 N2 ? ? A C 10 A G 31 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog25 hydrog ? ? A U 11 N3 ? ? ? 1_555 A U 30 O4 ? ? A U 11 A U 30 1_555 ? ? ? ? ? ? TYPE_16_PAIR  ? ? ? 
hydrog26 hydrog ? ? A U 11 O2 ? ? ? 1_555 A U 30 N3 ? ? A U 11 A U 30 1_555 ? ? ? ? ? ? TYPE_16_PAIR  ? ? ? 
hydrog27 hydrog ? ? A C 12 N3 ? ? ? 1_555 A U 29 N3 ? ? A C 12 A U 29 1_555 ? ? ? ? ? ? TYPE_18_PAIR  ? ? ? 
hydrog28 hydrog ? ? A C 12 N4 ? ? ? 1_555 A U 29 O4 ? ? A C 12 A U 29 1_555 ? ? ? ? ? ? TYPE_18_PAIR  ? ? ? 
hydrog29 hydrog ? ? A U 13 N3 ? ? ? 1_555 A U 28 O2 ? ? A U 13 A U 28 1_555 ? ? ? ? ? ? TYPE_16_PAIR  ? ? ? 
hydrog30 hydrog ? ? A U 13 O4 ? ? ? 1_555 A U 28 N3 ? ? A U 13 A U 28 1_555 ? ? ? ? ? ? TYPE_16_PAIR  ? ? ? 
hydrog31 hydrog ? ? A G 14 N1 ? ? ? 1_555 A C 27 N3 ? ? A G 14 A C 27 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog32 hydrog ? ? A G 14 N2 ? ? ? 1_555 A C 27 O2 ? ? A G 14 A C 27 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog33 hydrog ? ? A G 14 O6 ? ? ? 1_555 A C 27 N4 ? ? A G 14 A C 27 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog34 hydrog ? ? A G 15 N1 ? ? ? 1_555 A C 26 N3 ? ? A G 15 A C 26 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog35 hydrog ? ? A G 15 N2 ? ? ? 1_555 A C 26 O2 ? ? A G 15 A C 26 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog36 hydrog ? ? A G 15 O6 ? ? ? 1_555 A C 26 N4 ? ? A G 15 A C 26 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog37 hydrog ? ? A U 16 N3 ? ? ? 1_555 A A 25 N1 ? ? A U 16 A A 25 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog38 hydrog ? ? A U 16 O4 ? ? ? 1_555 A A 25 N6 ? ? A U 16 A A 25 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog39 hydrog ? ? A A 17 N1 ? ? ? 1_555 A U 24 N3 ? ? A A 17 A U 24 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog40 hydrog ? ? A A 17 N6 ? ? ? 1_555 A U 24 O4 ? ? A A 17 A U 24 1_555 ? ? ? ? ? ? WATSON-CRICK  ? ? ? 
hydrog41 hydrog ? ? A U 18 N3 ? ? ? 1_555 A G 23 O6 ? ? A U 18 A G 23 1_555 ? ? ? ? ? ? TYPE_28_PAIR  ? ? ? 
hydrog42 hydrog ? ? A U 18 O2 ? ? ? 1_555 A G 23 N1 ? ? A U 18 A G 23 1_555 ? ? ? ? ? ? TYPE_28_PAIR  ? ? ? 
hydrog43 hydrog ? ? A U 19 O2 ? ? ? 1_555 A G 22 N1 ? ? A U 19 A G 22 1_555 ? ? ? ? ? ? 'U-G MISPAIR' ? ? ? 
# 
_struct_conn_type.id          hydrog 
_struct_conn_type.criteria    ? 
_struct_conn_type.reference   ? 
# 
loop_
_pdbx_validate_close_contact.id 
_pdbx_validate_close_contact.PDB_model_num 
_pdbx_validate_close_contact.auth_atom_id_1 
_pdbx_validate_close_contact.auth_asym_id_1 
_pdbx_validate_close_contact.auth_comp_id_1 
_pdbx_validate_close_contact.auth_seq_id_1 
_pdbx_validate_close_contact.PDB_ins_code_1 
_pdbx_validate_close_contact.label_alt_id_1 
_pdbx_validate_close_contact.auth_atom_id_2 
_pdbx_validate_close_contact.auth_asym_id_2 
_pdbx_validate_close_contact.auth_comp_id_2 
_pdbx_validate_close_contact.auth_seq_id_2 
_pdbx_validate_close_contact.PDB_ins_code_2 
_pdbx_validate_close_contact.label_alt_id_2 
_pdbx_validate_close_contact.dist 
1 5  "HO2'" A C 37 ? ? "O5'" A C 38 ? ? 1.58 
2 13 "HO2'" A C 37 ? ? "O5'" A C 38 ? ? 1.55 
3 20 "HO2'" A U 28 ? ? "O5'" A U 29 ? ? 1.52 
4 20 "HO2'" A C 37 ? ? "O5'" A C 38 ? ? 1.58 
# 
loop_
_pdbx_validate_rmsd_bond.id 
_pdbx_validate_rmsd_bond.PDB_model_num 
_pdbx_validate_rmsd_bond.auth_atom_id_1 
_pdbx_validate_rmsd_bond.auth_asym_id_1 
_pdbx_validate_rmsd_bond.auth_comp_id_1 
_pdbx_validate_rmsd_bond.auth_seq_id_1 
_pdbx_validate_rmsd_bond.PDB_ins_code_1 
_pdbx_validate_rmsd_bond.label_alt_id_1 
_pdbx_validate_rmsd_bond.auth_atom_id_2 
_pdbx_validate_rmsd_bond.auth_asym_id_2 
_pdbx_validate_rmsd_bond.auth_comp_id_2 
_pdbx_validate_rmsd_bond.auth_seq_id_2 
_pdbx_validate_rmsd_bond.PDB_ins_code_2 
_pdbx_validate_rmsd_bond.label_alt_id_2 
_pdbx_validate_rmsd_bond.bond_value 
_pdbx_validate_rmsd_bond.bond_target_value 
_pdbx_validate_rmsd_bond.bond_deviation 
_pdbx_validate_rmsd_bond.bond_standard_deviation 
_pdbx_validate_rmsd_bond.linker_flag 
1  1  "C4'" A C 21 ? ? "C3'" A C 21 ? ? 1.596 1.527 0.069 0.011 N 
2  2  "C4'" A C 21 ? ? "C3'" A C 21 ? ? 1.600 1.527 0.073 0.011 N 
3  3  "C4'" A C 21 ? ? "C3'" A C 21 ? ? 1.597 1.527 0.070 0.011 N 
4  4  "C4'" A C 21 ? ? "C3'" A C 21 ? ? 1.595 1.527 0.068 0.011 N 
5  6  "C4'" A C 21 ? ? "C3'" A C 21 ? ? 1.594 1.527 0.067 0.011 N 
6  10 "C4'" A C 21 ? ? "C3'" A C 21 ? ? 1.601 1.527 0.074 0.011 N 
7  12 "C4'" A C 21 ? ? "C3'" A C 21 ? ? 1.599 1.527 0.072 0.011 N 
8  13 "C4'" A C 21 ? ? "C3'" A C 21 ? ? 1.597 1.527 0.070 0.011 N 
9  14 "C4'" A C 21 ? ? "C3'" A C 21 ? ? 1.603 1.527 0.076 0.011 N 
10 17 "C4'" A G 33 ? ? "C3'" A G 33 ? ? 1.593 1.527 0.066 0.011 N 
11 18 "C4'" A C 21 ? ? "C3'" A C 21 ? ? 1.603 1.527 0.076 0.011 N 
12 19 "C4'" A G 33 ? ? "C3'" A G 33 ? ? 1.594 1.527 0.067 0.011 N 
13 20 "C4'" A C 21 ? ? "C3'" A C 21 ? ? 1.596 1.527 0.069 0.011 N 
# 
_pdbx_nmr_ensemble.entry_id                                      1TXS 
_pdbx_nmr_ensemble.conformers_calculated_total_number            25 
_pdbx_nmr_ensemble.conformers_submitted_total_number             20 
_pdbx_nmr_ensemble.conformer_selection_criteria                  'LOWEST TOTAL ENERGY' 
_pdbx_nmr_ensemble.average_constraints_per_residue               ? 
_pdbx_nmr_ensemble.average_constraint_violations_per_residue     ? 
_pdbx_nmr_ensemble.maximum_distance_constraint_violation         ? 
_pdbx_nmr_ensemble.average_distance_constraint_violation         ? 
_pdbx_nmr_ensemble.maximum_upper_distance_constraint_violation   ? 
_pdbx_nmr_ensemble.maximum_lower_distance_constraint_violation   ? 
_pdbx_nmr_ensemble.distance_constraint_violation_method          ? 
_pdbx_nmr_ensemble.maximum_torsion_angle_constraint_violation    ? 
_pdbx_nmr_ensemble.average_torsion_angle_constraint_violation    ? 
_pdbx_nmr_ensemble.torsion_angle_constraint_violation_method     ? 
# 
_pdbx_nmr_representative.entry_id             1TXS 
_pdbx_nmr_representative.conformer_id         1 
_pdbx_nmr_representative.selection_criteria   'lowest total energy' 
# 
loop_
_pdbx_nmr_sample_details.solution_id 
_pdbx_nmr_sample_details.contents 
_pdbx_nmr_sample_details.solvent_system 
1 
;1-2 mM unlabeled RNA, 
25 mM sodium chloride, 
25 mM sodium phosphate
;
'90% H2O, 10% D20' 
2 
;1-2 mM unlabeled RNA, 
25 mM sodium chloride, 
25 mM sodium phosphate
;
D2O                
3 
;1-2 mM 13C&15N-labeled RNA, 
25 mM sodium chloride, 
25 mM sodium phosphate
;
'90% H2O, 10% D20' 
4 
;1-2 mM 13C&15N-labeled RNA, 
25 mM sodium chloride, 
25 mM sodium phosphate
;
D2O                
5 
;1-2 mM 13C&15N-labeled RNA, 
25 mM sodium chloride, 
25 mM sodium phosphate, 
2.5% (WEIGHT/VOLUME) OF C12E6/N-HEXANOL MIXTURE (MOLAR RATIO 0.64)
;
D2O                
# 
loop_
_pdbx_nmr_exptl_sample_conditions.conditions_id 
_pdbx_nmr_exptl_sample_conditions.temperature 
_pdbx_nmr_exptl_sample_conditions.pressure 
_pdbx_nmr_exptl_sample_conditions.pH 
_pdbx_nmr_exptl_sample_conditions.ionic_strength 
_pdbx_nmr_exptl_sample_conditions.pressure_units 
_pdbx_nmr_exptl_sample_conditions.temperature_units 
1 278 ambient 6.5 '25 mM sodium chloride, 25 mM sodium phosphate' ? K 
2 298 ambient 6.5 '25 mM sodium chloride, 25 mM sodium phosphate' ? K 
3 303 ambient 6.5 '25 mM sodium chloride, 25 mM sodium phosphate' ? K 
# 
loop_
_pdbx_nmr_exptl.experiment_id 
_pdbx_nmr_exptl.solution_id 
_pdbx_nmr_exptl.conditions_id 
_pdbx_nmr_exptl.type 
1 1 1 '2D NOESY'                    
2 2 3 '2D NOESY'                    
3 2 3 DQF-COSY                      
4 2 3 '2D TOCSY'                    
5 4 3 3D_13C-separated_NOESY        
6 3 1 '2D H(N)CO'                   
7 3 1 '2D HNN-COSY'                 
8 5 2 '2D CT nondecoupled 13C-HSQC' 
# 
_pdbx_nmr_details.entry_id   1TXS 
_pdbx_nmr_details.text       
;This structure was determined using 541 NOE restraints 
and 136 RDC restraints.
;
# 
_pdbx_nmr_refine.entry_id           1TXS 
_pdbx_nmr_refine.method             'Torsion angle dynamics and restrained molecular dynamics' 
_pdbx_nmr_refine.details            ? 
_pdbx_nmr_refine.software_ordinal   1 
# 
loop_
_pdbx_nmr_software.name 
_pdbx_nmr_software.version 
_pdbx_nmr_software.classification 
_pdbx_nmr_software.authors 
_pdbx_nmr_software.ordinal 
VNMR    6.1 collection      Varian             1 
NMRPipe 2.1 processing      Delaglio           2 
Sparky  3.1 'data analysis' 'Goddard, Kneller' 3 
DYANA   1.5 refinement      Guntert            4 
XPLOR   NIH refinement      Brunger            5 
# 
loop_
_chem_comp_atom.comp_id 
_chem_comp_atom.atom_id 
_chem_comp_atom.type_symbol 
_chem_comp_atom.pdbx_aromatic_flag 
_chem_comp_atom.pdbx_stereo_config 
_chem_comp_atom.pdbx_ordinal 
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  
C OP3    O N N 38  
C P      P N N 39  
C OP1    O N N 40  
C OP2    O N N 41  
C "O5'"  O N N 42  
C "C5'"  C N N 43  
C "C4'"  C N R 44  
C "O4'"  O N N 45  
C "C3'"  C N S 46  
C "O3'"  O N N 47  
C "C2'"  C N R 48  
C "O2'"  O N N 49  
C "C1'"  C N R 50  
C N1     N N N 51  
C C2     C N N 52  
C O2     O N N 53  
C N3     N N N 54  
C C4     C N N 55  
C N4     N N N 56  
C C5     C N N 57  
C C6     C N N 58  
C HOP3   H N N 59  
C HOP2   H N N 60  
C "H5'"  H N N 61  
C "H5''" H N N 62  
C "H4'"  H N N 63  
C "H3'"  H N N 64  
C "HO3'" H N N 65  
C "H2'"  H N N 66  
C "HO2'" H N N 67  
C "H1'"  H N N 68  
C H41    H N N 69  
C H42    H N N 70  
C H5     H N N 71  
C H6     H N N 72  
G OP3    O N N 73  
G P      P N N 74  
G OP1    O N N 75  
G OP2    O N N 76  
G "O5'"  O N N 77  
G "C5'"  C N N 78  
G "C4'"  C N R 79  
G "O4'"  O N N 80  
G "C3'"  C N S 81  
G "O3'"  O N N 82  
G "C2'"  C N R 83  
G "O2'"  O N N 84  
G "C1'"  C N R 85  
G N9     N Y N 86  
G C8     C Y N 87  
G N7     N Y N 88  
G C5     C Y N 89  
G C6     C N N 90  
G O6     O N N 91  
G N1     N N N 92  
G C2     C N N 93  
G N2     N N N 94  
G N3     N N N 95  
G C4     C Y N 96  
G HOP3   H N N 97  
G HOP2   H N N 98  
G "H5'"  H N N 99  
G "H5''" H N N 100 
G "H4'"  H N N 101 
G "H3'"  H N N 102 
G "HO3'" H N N 103 
G "H2'"  H N N 104 
G "HO2'" H N N 105 
G "H1'"  H N N 106 
G H8     H N N 107 
G H1     H N N 108 
G H21    H N N 109 
G H22    H N N 110 
U OP3    O N N 111 
U P      P N N 112 
U OP1    O N N 113 
U OP2    O N N 114 
U "O5'"  O N N 115 
U "C5'"  C N N 116 
U "C4'"  C N R 117 
U "O4'"  O N N 118 
U "C3'"  C N S 119 
U "O3'"  O N N 120 
U "C2'"  C N R 121 
U "O2'"  O N N 122 
U "C1'"  C N R 123 
U N1     N N N 124 
U C2     C N N 125 
U O2     O N N 126 
U N3     N N N 127 
U C4     C N N 128 
U O4     O N N 129 
U C5     C N N 130 
U C6     C N N 131 
U HOP3   H N N 132 
U HOP2   H N N 133 
U "H5'"  H N N 134 
U "H5''" H N N 135 
U "H4'"  H N N 136 
U "H3'"  H N N 137 
U "HO3'" H N N 138 
U "H2'"  H N N 139 
U "HO2'" H N N 140 
U "H1'"  H N N 141 
U H3     H N N 142 
U H5     H N N 143 
U H6     H N N 144 
# 
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 
U OP3   P      sing N N 116 
U OP3   HOP3   sing N N 117 
U P     OP1    doub N N 118 
U P     OP2    sing N N 119 
U P     "O5'"  sing N N 120 
U OP2   HOP2   sing N N 121 
U "O5'" "C5'"  sing N N 122 
U "C5'" "C4'"  sing N N 123 
U "C5'" "H5'"  sing N N 124 
U "C5'" "H5''" sing N N 125 
U "C4'" "O4'"  sing N N 126 
U "C4'" "C3'"  sing N N 127 
U "C4'" "H4'"  sing N N 128 
U "O4'" "C1'"  sing N N 129 
U "C3'" "O3'"  sing N N 130 
U "C3'" "C2'"  sing N N 131 
U "C3'" "H3'"  sing N N 132 
U "O3'" "HO3'" sing N N 133 
U "C2'" "O2'"  sing N N 134 
U "C2'" "C1'"  sing N N 135 
U "C2'" "H2'"  sing N N 136 
U "O2'" "HO2'" sing N N 137 
U "C1'" N1     sing N N 138 
U "C1'" "H1'"  sing N N 139 
U N1    C2     sing N N 140 
U N1    C6     sing N N 141 
U C2    O2     doub N N 142 
U C2    N3     sing N N 143 
U N3    C4     sing N N 144 
U N3    H3     sing N N 145 
U C4    O4     doub N N 146 
U C4    C5     sing N N 147 
U C5    C6     doub N N 148 
U C5    H5     sing N N 149 
U C6    H6     sing N N 150 
# 
loop_
_ndb_struct_conf_na.entry_id 
_ndb_struct_conf_na.feature 
1TXS 'double helix'         
1TXS 'a-form double helix'  
1TXS tetraloop              
1TXS '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 G 1  1_555 A C 38 1_555 -0.070 -0.274 0.673  -0.746  3.530   -0.984   1  A_G1:C38_A  A 1  ? A 38 ? 19 1 
1 A G 2  1_555 A C 37 1_555 -0.085 -0.153 0.187  14.531  0.793   -2.195   2  A_G2:C37_A  A 2  ? A 37 ? 19 1 
1 A G 3  1_555 A C 36 1_555 -0.053 -0.196 0.423  6.240   -4.713  -2.828   3  A_G3:C36_A  A 3  ? A 36 ? 19 1 
1 A C 4  1_555 A G 35 1_555 0.083  -0.168 -0.013 5.375   3.173   -1.556   4  A_C4:G35_A  A 4  ? A 35 ? 19 1 
1 A G 7  1_555 A C 34 1_555 -0.104 -0.166 -0.027 -3.750  -3.765  -1.798   5  A_G7:C34_A  A 7  ? A 34 ? 19 1 
1 A C 8  1_555 A G 33 1_555 0.060  -0.186 0.392  -8.968  -4.437  -2.398   6  A_C8:G33_A  A 8  ? A 33 ? 19 1 
1 A A 9  1_555 A U 32 1_555 0.034  -0.080 0.134  7.617   -4.755  -2.620   7  A_A9:U32_A  A 9  ? A 32 ? 20 1 
1 A C 10 1_555 A G 31 1_555 0.095  -0.167 -0.001 -5.455  4.324   -1.913   8  A_C10:G31_A A 10 ? A 31 ? 19 1 
1 A U 11 1_555 A U 30 1_555 2.303  -1.689 -0.144 0.184   18.596  12.721   9  A_U11:U30_A A 11 ? A 30 ? 16 1 
1 A C 12 1_555 A U 29 1_555 0.680  -1.700 0.013  5.734   -16.437 13.751   10 A_C12:U29_A A 12 ? A 29 ? 18 1 
1 A U 13 1_555 A U 28 1_555 -2.075 -1.736 -0.588 -0.150  4.015   12.643   11 A_U13:U28_A A 13 ? A 28 ? 16 1 
1 A G 14 1_555 A C 27 1_555 -0.098 -0.164 -0.020 5.591   2.760   -1.587   12 A_G14:C27_A A 14 ? A 27 ? 19 1 
1 A G 15 1_555 A C 26 1_555 -0.040 -0.187 0.227  -1.310  -6.504  -2.876   13 A_G15:C26_A A 15 ? A 26 ? 19 1 
1 A U 16 1_555 A A 25 1_555 -0.004 -0.119 0.365  -1.861  -5.378  -2.482   14 A_U16:A25_A A 16 ? A 25 ? 20 1 
1 A A 17 1_555 A U 24 1_555 0.022  -0.095 0.233  -1.230  -5.391  -3.185   15 A_A17:U24_A A 17 ? A 24 ? 20 1 
1 A U 18 1_555 A G 23 1_555 2.091  -0.400 -0.163 3.850   1.427   -3.820   16 A_U18:G23_A A 18 ? A 23 ? 28 ? 
1 A U 19 1_555 A G 22 1_555 0.402  -5.490 1.131  -19.441 5.250   -119.472 17 A_U19:G22_A A 19 ? A 22 ? ?  2 
# 
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 1  1_555 A C 38 1_555 A G 2  1_555 A C 37 1_555 1.071  -1.489 3.122 2.900  6.614  35.201 -3.292 -1.352 2.880 10.797 -4.734  
35.911 1  AA_G1G2:C37C38_AA   A 1  ? A 38 ? A 2  ? A 37 ? 
1 A G 2  1_555 A C 37 1_555 A G 3  1_555 A C 36 1_555 -0.305 -1.217 4.094 0.811  20.611 28.503 -5.561 0.646  2.638 36.444 -1.434  
35.058 2  AA_G2G3:C36C37_AA   A 2  ? A 37 ? A 3  ? A 36 ? 
1 A G 3  1_555 A C 36 1_555 A C 4  1_555 A G 35 1_555 0.672  -0.955 4.292 0.305  6.198  33.565 -2.893 -1.083 4.062 10.619 -0.523  
34.117 3  AA_G3C4:G35C36_AA   A 3  ? A 36 ? A 4  ? A 35 ? 
1 A C 4  1_555 A G 35 1_555 A G 7  1_555 A C 34 1_555 -3.723 -0.692 4.380 5.047  21.434 52.697 -2.235 4.269  3.537 23.041 -5.425  
56.808 4  AA_C4G7:C34G35_AA   A 4  ? A 35 ? A 7  ? A 34 ? 
1 A G 7  1_555 A C 34 1_555 A C 8  1_555 A G 33 1_555 -0.359 -2.455 2.999 -4.033 13.090 39.400 -4.575 0.160  2.138 18.741 5.774   
41.623 5  AA_G7C8:G33C34_AA   A 7  ? A 34 ? A 8  ? A 33 ? 
1 A C 8  1_555 A G 33 1_555 A A 9  1_555 A U 32 1_555 0.229  -2.007 2.752 0.768  0.168  29.858 -3.923 -0.311 2.746 0.327  -1.491  
29.868 6  AA_C8A9:U32G33_AA   A 8  ? A 33 ? A 9  ? A 32 ? 
1 A A 9  1_555 A U 32 1_555 A C 10 1_555 A G 31 1_555 0.171  -1.866 4.399 -0.062 10.339 30.349 -5.723 -0.325 3.586 19.066 0.113   
32.023 7  AA_A9C10:G31U32_AA  A 9  ? A 32 ? A 10 ? A 31 ? 
1 A C 10 1_555 A G 31 1_555 A U 11 1_555 A U 30 1_555 1.238  -1.462 3.612 -3.156 9.119  38.848 -3.229 -2.188 3.099 13.459 4.657   
39.983 8  AA_C10U11:U30G31_AA A 10 ? A 31 ? A 11 ? A 30 ? 
1 A U 11 1_555 A U 30 1_555 A C 12 1_555 A U 29 1_555 -0.321 -2.431 3.242 10.657 5.129  25.649 -6.073 2.909  2.400 10.849 -22.540 
28.203 9  AA_U11C12:U29U30_AA A 11 ? A 30 ? A 12 ? A 29 ? 
1 A C 12 1_555 A U 29 1_555 A U 13 1_555 A U 28 1_555 0.976  -1.725 3.566 0.443  17.542 23.516 -6.933 -1.842 1.872 37.128 -0.938  
29.267 10 AA_C12U13:U28U29_AA A 12 ? A 29 ? A 13 ? A 28 ? 
1 A U 13 1_555 A U 28 1_555 A G 14 1_555 A C 27 1_555 -2.297 -1.485 4.042 -5.388 9.758  33.029 -4.311 2.830  3.782 16.587 9.159   
34.809 11 AA_U13G14:C27U28_AA A 13 ? A 28 ? A 14 ? A 27 ? 
1 A G 14 1_555 A C 27 1_555 A G 15 1_555 A C 26 1_555 0.033  -1.620 4.150 -2.505 2.910  27.017 -4.336 -0.847 3.937 6.189  5.327   
27.284 12 AA_G14G15:C26C27_AA A 14 ? A 27 ? A 15 ? A 26 ? 
1 A G 15 1_555 A C 26 1_555 A U 16 1_555 A A 25 1_555 0.033  -1.644 3.755 -2.175 1.678  33.977 -3.107 -0.449 3.663 2.866  3.715   
34.084 13 AA_G15U16:A25C26_AA A 15 ? A 26 ? A 16 ? A 25 ? 
1 A U 16 1_555 A A 25 1_555 A A 17 1_555 A U 24 1_555 0.158  -1.317 3.629 1.738  9.268  30.854 -4.114 0.041  3.116 16.931 -3.175  
32.230 14 AA_U16A17:U24A25_AA A 16 ? A 25 ? A 17 ? A 24 ? 
1 A A 17 1_555 A U 24 1_555 A U 18 1_555 A G 23 1_555 0.293  -1.768 3.378 7.271  13.539 37.387 -4.025 0.359  2.620 20.113 -10.801 
40.318 15 AA_A17U18:G23U24_AA A 17 ? A 24 ? A 18 ? A 23 ? 
1 A U 18 1_555 A G 23 1_555 A U 19 1_555 A G 22 1_555 -2.414 -0.963 3.603 19.821 15.894 80.236 -1.112 2.298  2.858 12.063 -15.043 
83.510 16 AA_U18U19:G22G23_AA A 18 ? A 23 ? A 19 ? A 22 ? 
# 
_pdbx_nmr_spectrometer.spectrometer_id   1 
_pdbx_nmr_spectrometer.type              ? 
_pdbx_nmr_spectrometer.manufacturer      Varian 
_pdbx_nmr_spectrometer.model             INOVA 
_pdbx_nmr_spectrometer.field_strength    600 
# 
_atom_sites.entry_id                    1TXS 
_atom_sites.fract_transf_matrix[1][1]   1.000000 
_atom_sites.fract_transf_matrix[1][2]   0.000000 
_atom_sites.fract_transf_matrix[1][3]   0.000000 
_atom_sites.fract_transf_matrix[2][1]   0.000000 
_atom_sites.fract_transf_matrix[2][2]   1.000000 
_atom_sites.fract_transf_matrix[2][3]   0.000000 
_atom_sites.fract_transf_matrix[3][1]   0.000000 
_atom_sites.fract_transf_matrix[3][2]   0.000000 
_atom_sites.fract_transf_matrix[3][3]   1.000000 
_atom_sites.fract_transf_vector[1]      0.00000 
_atom_sites.fract_transf_vector[2]      0.00000 
_atom_sites.fract_transf_vector[3]      0.00000 
# 
loop_
_atom_type.symbol 
C 
H 
N 
O 
P 
# 
loop_