data_1XPF
# 
_entry.id   1XPF 
# 
_audit_conform.dict_name       mmcif_pdbx.dic 
_audit_conform.dict_version    5.388 
_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   1XPF         pdb_00001xpf 10.2210/pdb1xpf/pdb 
NDB   UR0047       ?            ?                   
RCSB  RCSB030611   ?            ?                   
WWPDB D_1000030611 ?            ?                   
# 
loop_
_pdbx_audit_revision_history.ordinal 
_pdbx_audit_revision_history.data_content_type 
_pdbx_audit_revision_history.major_revision 
_pdbx_audit_revision_history.minor_revision 
_pdbx_audit_revision_history.revision_date 
1 'Structure model' 1 0 2005-10-18 
2 'Structure model' 1 1 2008-04-30 
3 'Structure model' 1 2 2011-07-13 
4 'Structure model' 1 3 2024-03-13 
# 
_pdbx_audit_revision_details.ordinal             1 
_pdbx_audit_revision_details.revision_ordinal    1 
_pdbx_audit_revision_details.data_content_type   'Structure model' 
_pdbx_audit_revision_details.provider            repository 
_pdbx_audit_revision_details.type                'Initial release' 
_pdbx_audit_revision_details.description         ? 
_pdbx_audit_revision_details.details             ? 
# 
loop_
_pdbx_audit_revision_group.ordinal 
_pdbx_audit_revision_group.revision_ordinal 
_pdbx_audit_revision_group.data_content_type 
_pdbx_audit_revision_group.group 
1 2 'Structure model' 'Version format compliance' 
2 3 'Structure model' 'Version format compliance' 
3 4 'Structure model' 'Data collection'           
4 4 'Structure model' 'Database references'       
5 4 'Structure model' 'Derived calculations'      
# 
loop_
_pdbx_audit_revision_category.ordinal 
_pdbx_audit_revision_category.revision_ordinal 
_pdbx_audit_revision_category.data_content_type 
_pdbx_audit_revision_category.category 
1 4 'Structure model' chem_comp_atom 
2 4 'Structure model' chem_comp_bond 
3 4 'Structure model' database_2     
4 4 'Structure model' struct_conn    
5 4 'Structure model' struct_site    
# 
loop_
_pdbx_audit_revision_item.ordinal 
_pdbx_audit_revision_item.revision_ordinal 
_pdbx_audit_revision_item.data_content_type 
_pdbx_audit_revision_item.item 
1  4 'Structure model' '_database_2.pdbx_DOI'                
2  4 'Structure model' '_database_2.pdbx_database_accession' 
3  4 'Structure model' '_struct_conn.pdbx_dist_value'        
4  4 'Structure model' '_struct_conn.ptnr1_auth_comp_id'     
5  4 'Structure model' '_struct_conn.ptnr1_auth_seq_id'      
6  4 'Structure model' '_struct_conn.ptnr1_label_asym_id'    
7  4 'Structure model' '_struct_conn.ptnr1_label_atom_id'    
8  4 'Structure model' '_struct_conn.ptnr1_label_comp_id'    
9  4 'Structure model' '_struct_conn.ptnr1_label_seq_id'     
10 4 'Structure model' '_struct_conn.ptnr2_auth_comp_id'     
11 4 'Structure model' '_struct_conn.ptnr2_auth_seq_id'      
12 4 'Structure model' '_struct_conn.ptnr2_label_asym_id'    
13 4 'Structure model' '_struct_conn.ptnr2_label_atom_id'    
14 4 'Structure model' '_struct_conn.ptnr2_label_comp_id'    
15 4 'Structure model' '_struct_conn.ptnr2_label_seq_id'     
16 4 'Structure model' '_struct_site.pdbx_auth_asym_id'      
17 4 'Structure model' '_struct_site.pdbx_auth_comp_id'      
18 4 'Structure model' '_struct_site.pdbx_auth_seq_id'       
# 
_pdbx_database_status.status_code                     REL 
_pdbx_database_status.entry_id                        1XPF 
_pdbx_database_status.recvd_initial_deposition_date   2004-10-08 
_pdbx_database_status.deposit_site                    RCSB 
_pdbx_database_status.process_site                    PDBJ 
_pdbx_database_status.status_code_sf                  ? 
_pdbx_database_status.status_code_mr                  ? 
_pdbx_database_status.SG_entry                        ? 
_pdbx_database_status.pdb_format_compatible           Y 
_pdbx_database_status.status_code_cs                  ? 
_pdbx_database_status.status_code_nmr_data            ? 
_pdbx_database_status.methods_development_category    ? 
# 
loop_
_pdbx_database_related.db_name 
_pdbx_database_related.db_id 
_pdbx_database_related.details 
_pdbx_database_related.content_type 
PDB 1JJM .                 unspecified 
PDB 1JJN .                 unspecified 
PDB 1K9W .                 unspecified 
PDB 1XP7 'HIV-1 subtype F' unspecified 
PDB 1XPE 'HIV-1 subtype B' unspecified 
# 
loop_
_audit_author.name 
_audit_author.pdbx_ordinal 
'Ennifar, E.' 1 
'Dumas, P.'   2 
# 
_citation.id                        primary 
_citation.title                     
'Polymorphism of Bulged-out Residues in HIV-1 RNA DIS Kissing Complex and Structure Comparison with Solution Studies' 
_citation.journal_abbrev            J.Mol.Biol. 
_citation.journal_volume            356 
_citation.page_first                771 
_citation.page_last                 782 
_citation.year                      2006 
_citation.journal_id_ASTM           JMOBAK 
_citation.country                   UK 
_citation.journal_id_ISSN           0022-2836 
_citation.journal_id_CSD            0070 
_citation.book_publisher            ? 
_citation.pdbx_database_id_PubMed   16403527 
_citation.pdbx_database_id_DOI      10.1016/j.jmb.2005.12.022 
# 
loop_
_citation_author.citation_id 
_citation_author.name 
_citation_author.ordinal 
_citation_author.identifier_ORCID 
primary 'Ennifar, E.' 1 ? 
primary 'Dumas, P.'   2 ? 
# 
loop_
_entity.id 
_entity.type 
_entity.src_method 
_entity.pdbx_description 
_entity.formula_weight 
_entity.pdbx_number_of_molecules 
_entity.pdbx_ec 
_entity.pdbx_mutation 
_entity.pdbx_fragment 
_entity.details 
1 polymer     syn "5'-R(*CP*UP*UP*GP*CP*UP*GP*AP*GP*GP*UP*GP*CP*AP*CP*AP*CP*AP*GP*CP*AP*AP*G)-3'" 7402.472 2  ? ? ? ? 
2 non-polymer syn 'SULFATE ION'                                                                   96.063   3  ? ? ? ? 
3 non-polymer syn 'MAGNESIUM ION'                                                                 24.305   3  ? ? ? ? 
4 non-polymer syn 'SODIUM ION'                                                                    22.990   1  ? ? ? ? 
5 non-polymer syn SPERMINE                                                                        202.340  1  ? ? ? ? 
6 water       nat water                                                                           18.015   88 ? ? ? ? 
# 
_entity_name_com.entity_id   1 
_entity_name_com.name        'HIV-1 genomic RNA' 
# 
_entity_poly.entity_id                      1 
_entity_poly.type                           polyribonucleotide 
_entity_poly.nstd_linkage                   no 
_entity_poly.nstd_monomer                   no 
_entity_poly.pdbx_seq_one_letter_code       CUUGCUGAGGUGCACACAGCAAG 
_entity_poly.pdbx_seq_one_letter_code_can   CUUGCUGAGGUGCACACAGCAAG 
_entity_poly.pdbx_strand_id                 A,B 
_entity_poly.pdbx_target_identifier         ? 
# 
loop_
_pdbx_entity_nonpoly.entity_id 
_pdbx_entity_nonpoly.name 
_pdbx_entity_nonpoly.comp_id 
2 'SULFATE ION'   SO4 
3 'MAGNESIUM ION' MG  
4 'SODIUM ION'    NA  
5 SPERMINE        SPM 
6 water           HOH 
# 
loop_
_entity_poly_seq.entity_id 
_entity_poly_seq.num 
_entity_poly_seq.mon_id 
_entity_poly_seq.hetero 
1 1  C n 
1 2  U n 
1 3  U n 
1 4  G n 
1 5  C n 
1 6  U n 
1 7  G n 
1 8  A n 
1 9  G n 
1 10 G n 
1 11 U n 
1 12 G n 
1 13 C n 
1 14 A n 
1 15 C n 
1 16 A n 
1 17 C n 
1 18 A n 
1 19 G n 
1 20 C n 
1 21 A n 
1 22 A n 
1 23 G n 
# 
loop_
_chem_comp.id 
_chem_comp.type 
_chem_comp.mon_nstd_flag 
_chem_comp.name 
_chem_comp.pdbx_synonyms 
_chem_comp.formula 
_chem_comp.formula_weight 
A   'RNA linking' y "ADENOSINE-5'-MONOPHOSPHATE" ? 'C10 H14 N5 O7 P' 347.221 
C   'RNA linking' y "CYTIDINE-5'-MONOPHOSPHATE"  ? 'C9 H14 N3 O8 P'  323.197 
G   'RNA linking' y "GUANOSINE-5'-MONOPHOSPHATE" ? 'C10 H14 N5 O8 P' 363.221 
HOH non-polymer   . WATER                        ? 'H2 O'            18.015  
MG  non-polymer   . 'MAGNESIUM ION'              ? 'Mg 2'            24.305  
NA  non-polymer   . 'SODIUM ION'                 ? 'Na 1'            22.990  
SO4 non-polymer   . 'SULFATE ION'                ? 'O4 S -2'         96.063  
SPM non-polymer   . SPERMINE                     ? 'C10 H26 N4'      202.340 
U   'RNA linking' y "URIDINE-5'-MONOPHOSPHATE"   ? 'C9 H13 N2 O9 P'  324.181 
# 
loop_
_pdbx_poly_seq_scheme.asym_id 
_pdbx_poly_seq_scheme.entity_id 
_pdbx_poly_seq_scheme.seq_id 
_pdbx_poly_seq_scheme.mon_id 
_pdbx_poly_seq_scheme.ndb_seq_num 
_pdbx_poly_seq_scheme.pdb_seq_num 
_pdbx_poly_seq_scheme.auth_seq_num 
_pdbx_poly_seq_scheme.pdb_mon_id 
_pdbx_poly_seq_scheme.auth_mon_id 
_pdbx_poly_seq_scheme.pdb_strand_id 
_pdbx_poly_seq_scheme.pdb_ins_code 
_pdbx_poly_seq_scheme.hetero 
A 1 1  C 1  1  1  C C A . n 
A 1 2  U 2  2  2  U U A . n 
A 1 3  U 3  3  3  U U A . n 
A 1 4  G 4  4  4  G G A . n 
A 1 5  C 5  5  5  C C A . n 
A 1 6  U 6  6  6  U U A . n 
A 1 7  G 7  7  7  G G A . n 
A 1 8  A 8  8  8  A A A . n 
A 1 9  G 9  9  9  G G A . n 
A 1 10 G 10 10 10 G G 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 C 13 13 13 C C 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 A 16 16 16 A A A . n 
A 1 17 C 17 17 17 C C A . n 
A 1 18 A 18 18 18 A A A . n 
A 1 19 G 19 19 19 G G A . n 
A 1 20 C 20 20 20 C C A . n 
A 1 21 A 21 21 21 A A A . n 
A 1 22 A 22 22 22 A A A . n 
A 1 23 G 23 23 23 G G A . n 
B 1 1  C 1  1  1  C C B . n 
B 1 2  U 2  2  2  U U B . n 
B 1 3  U 3  3  3  U U B . n 
B 1 4  G 4  4  4  G G B . n 
B 1 5  C 5  5  5  C C B . n 
B 1 6  U 6  6  6  U U B . n 
B 1 7  G 7  7  7  G G B . n 
B 1 8  A 8  8  8  A A B . n 
B 1 9  G 9  9  9  G G B . n 
B 1 10 G 10 10 10 G G B . n 
B 1 11 U 11 11 11 U U B . n 
B 1 12 G 12 12 12 G G B . n 
B 1 13 C 13 13 13 C C B . n 
B 1 14 A 14 14 14 A A B . n 
B 1 15 C 15 15 15 C C B . n 
B 1 16 A 16 16 16 A A B . n 
B 1 17 C 17 17 17 C C B . n 
B 1 18 A 18 18 18 A A B . n 
B 1 19 G 19 19 19 G G B . n 
B 1 20 C 20 20 20 C C B . n 
B 1 21 A 21 21 21 A A B . n 
B 1 22 A 22 22 22 A A B . n 
B 1 23 G 23 23 23 G G B . n 
# 
loop_
_pdbx_nonpoly_scheme.asym_id 
_pdbx_nonpoly_scheme.entity_id 
_pdbx_nonpoly_scheme.mon_id 
_pdbx_nonpoly_scheme.ndb_seq_num 
_pdbx_nonpoly_scheme.pdb_seq_num 
_pdbx_nonpoly_scheme.auth_seq_num 
_pdbx_nonpoly_scheme.pdb_mon_id 
_pdbx_nonpoly_scheme.auth_mon_id 
_pdbx_nonpoly_scheme.pdb_strand_id 
_pdbx_nonpoly_scheme.pdb_ins_code 
C 2 SO4 1  102 102 SO4 SO4 A . 
D 3 MG  1  104 104 MG  MG  A . 
E 4 NA  1  105 105 NA  NA  A . 
F 2 SO4 1  106 106 SO4 SO4 A . 
G 3 MG  1  107 107 MG  MG  A . 
H 5 SPM 1  108 1   SPM SPM A . 
I 2 SO4 1  101 101 SO4 SO4 B . 
J 3 MG  1  103 103 MG  MG  B . 
K 6 HOH 1  109 2   HOH HOH A . 
K 6 HOH 2  110 5   HOH HOH A . 
K 6 HOH 3  111 6   HOH HOH A . 
K 6 HOH 4  112 9   HOH HOH A . 
K 6 HOH 5  113 12  HOH HOH A . 
K 6 HOH 6  114 15  HOH HOH A . 
K 6 HOH 7  115 17  HOH HOH A . 
K 6 HOH 8  116 19  HOH HOH A . 
K 6 HOH 9  117 20  HOH HOH A . 
K 6 HOH 10 118 21  HOH HOH A . 
K 6 HOH 11 119 23  HOH HOH A . 
K 6 HOH 12 120 25  HOH HOH A . 
K 6 HOH 13 121 26  HOH HOH A . 
K 6 HOH 14 122 27  HOH HOH A . 
K 6 HOH 15 123 28  HOH HOH A . 
K 6 HOH 16 124 29  HOH HOH A . 
K 6 HOH 17 125 30  HOH HOH A . 
K 6 HOH 18 126 34  HOH HOH A . 
K 6 HOH 19 127 36  HOH HOH A . 
K 6 HOH 20 128 37  HOH HOH A . 
K 6 HOH 21 129 39  HOH HOH A . 
K 6 HOH 22 130 49  HOH HOH A . 
K 6 HOH 23 131 51  HOH HOH A . 
K 6 HOH 24 132 52  HOH HOH A . 
K 6 HOH 25 133 54  HOH HOH A . 
K 6 HOH 26 134 55  HOH HOH A . 
K 6 HOH 27 135 57  HOH HOH A . 
K 6 HOH 28 136 58  HOH HOH A . 
K 6 HOH 29 137 59  HOH HOH A . 
K 6 HOH 30 138 61  HOH HOH A . 
K 6 HOH 31 139 62  HOH HOH A . 
K 6 HOH 32 140 63  HOH HOH A . 
K 6 HOH 33 141 64  HOH HOH A . 
K 6 HOH 34 142 65  HOH HOH A . 
K 6 HOH 35 143 66  HOH HOH A . 
K 6 HOH 36 144 67  HOH HOH A . 
K 6 HOH 37 145 69  HOH HOH A . 
K 6 HOH 38 146 71  HOH HOH A . 
K 6 HOH 39 147 73  HOH HOH A . 
K 6 HOH 40 148 74  HOH HOH A . 
K 6 HOH 41 149 77  HOH HOH A . 
K 6 HOH 42 150 80  HOH HOH A . 
K 6 HOH 43 151 81  HOH HOH A . 
K 6 HOH 44 152 83  HOH HOH A . 
K 6 HOH 45 153 86  HOH HOH A . 
K 6 HOH 46 154 87  HOH HOH A . 
K 6 HOH 47 155 90  HOH HOH A . 
L 6 HOH 1  104 3   HOH HOH B . 
L 6 HOH 2  105 7   HOH HOH B . 
L 6 HOH 3  106 8   HOH HOH B . 
L 6 HOH 4  107 10  HOH HOH B . 
L 6 HOH 5  108 11  HOH HOH B . 
L 6 HOH 6  109 14  HOH HOH B . 
L 6 HOH 7  110 16  HOH HOH B . 
L 6 HOH 8  111 18  HOH HOH B . 
L 6 HOH 9  112 22  HOH HOH B . 
L 6 HOH 10 113 24  HOH HOH B . 
L 6 HOH 11 114 31  HOH HOH B . 
L 6 HOH 12 115 32  HOH HOH B . 
L 6 HOH 13 116 33  HOH HOH B . 
L 6 HOH 14 117 38  HOH HOH B . 
L 6 HOH 15 118 40  HOH HOH B . 
L 6 HOH 16 119 41  HOH HOH B . 
L 6 HOH 17 120 42  HOH HOH B . 
L 6 HOH 18 121 43  HOH HOH B . 
L 6 HOH 19 122 44  HOH HOH B . 
L 6 HOH 20 123 45  HOH HOH B . 
L 6 HOH 21 124 46  HOH HOH B . 
L 6 HOH 22 125 47  HOH HOH B . 
L 6 HOH 23 126 48  HOH HOH B . 
L 6 HOH 24 127 50  HOH HOH B . 
L 6 HOH 25 128 53  HOH HOH B . 
L 6 HOH 26 129 56  HOH HOH B . 
L 6 HOH 27 130 60  HOH HOH B . 
L 6 HOH 28 131 68  HOH HOH B . 
L 6 HOH 29 132 70  HOH HOH B . 
L 6 HOH 30 133 72  HOH HOH B . 
L 6 HOH 31 134 75  HOH HOH B . 
L 6 HOH 32 135 76  HOH HOH B . 
L 6 HOH 33 136 78  HOH HOH B . 
L 6 HOH 34 137 79  HOH HOH B . 
L 6 HOH 35 138 82  HOH HOH B . 
L 6 HOH 36 139 84  HOH HOH B . 
L 6 HOH 37 140 85  HOH HOH B . 
L 6 HOH 38 141 88  HOH HOH B . 
L 6 HOH 39 142 89  HOH HOH B . 
L 6 HOH 40 143 91  HOH HOH B . 
L 6 HOH 41 144 92  HOH HOH B . 
# 
loop_
_software.name 
_software.classification 
_software.version 
_software.citation_id 
_software.pdbx_ordinal 
CNS       refinement       1.1 ? 1 
DENZO     'data reduction' .   ? 2 
SCALEPACK 'data scaling'   .   ? 3 
CNS       phasing          .   ? 4 
# 
_cell.entry_id           1XPF 
_cell.length_a           28.364 
_cell.length_b           120.209 
_cell.length_c           97.969 
_cell.angle_alpha        90.00 
_cell.angle_beta         90.00 
_cell.angle_gamma        90.00 
_cell.Z_PDB              16 
_cell.pdbx_unique_axis   ? 
_cell.length_a_esd       ? 
_cell.length_b_esd       ? 
_cell.length_c_esd       ? 
_cell.angle_alpha_esd    ? 
_cell.angle_beta_esd     ? 
_cell.angle_gamma_esd    ? 
# 
_symmetry.entry_id                         1XPF 
_symmetry.space_group_name_H-M             'C 2 2 21' 
_symmetry.pdbx_full_space_group_name_H-M   ? 
_symmetry.cell_setting                     ? 
_symmetry.Int_Tables_number                20 
_symmetry.space_group_name_Hall            ? 
# 
_exptl.entry_id          1XPF 
_exptl.method            'X-RAY DIFFRACTION' 
_exptl.crystals_number   1 
# 
_exptl_crystal.id                    1 
_exptl_crystal.density_meas          ? 
_exptl_crystal.density_Matthews      2.82 
_exptl_crystal.density_percent_sol   56.39 
_exptl_crystal.description           ? 
_exptl_crystal.F_000                 ? 
_exptl_crystal.preparation           ? 
# 
_exptl_crystal_grow.crystal_id      1 
_exptl_crystal_grow.method          'VAPOR DIFFUSION, HANGING DROP' 
_exptl_crystal_grow.temp            310 
_exptl_crystal_grow.temp_details    ? 
_exptl_crystal_grow.pH              7.0 
_exptl_crystal_grow.pdbx_details    
'PEG8000, Ammonium sulfate, MgCl2, Na Cacodylate, spermine, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 310K' 
_exptl_crystal_grow.pdbx_pH_range   . 
# 
loop_
_exptl_crystal_grow_comp.crystal_id 
_exptl_crystal_grow_comp.id 
_exptl_crystal_grow_comp.sol_id 
_exptl_crystal_grow_comp.name 
_exptl_crystal_grow_comp.volume 
_exptl_crystal_grow_comp.conc 
_exptl_crystal_grow_comp.details 
1 1  1 PEG8000            ? ? ? 
1 2  1 'Ammonium sulfate' ? ? ? 
1 3  1 MgCl2              ? ? ? 
1 4  1 'Na Cacodylate'    ? ? ? 
1 5  1 spermine           ? ? ? 
1 6  2 PEG8000            ? ? ? 
1 7  2 'Ammonium sulfate' ? ? ? 
1 8  2 MgCl2              ? ? ? 
1 9  2 'Na Cacodylate'    ? ? ? 
1 10 2 spermine           ? ? ? 
# 
_diffrn.id                     1 
_diffrn.ambient_temp           90 
_diffrn.ambient_temp_details   ? 
_diffrn.crystal_id             1 
# 
_diffrn_detector.diffrn_id              1 
_diffrn_detector.detector               CCD 
_diffrn_detector.type                   'ADSC QUANTUM 4' 
_diffrn_detector.pdbx_collection_date   ? 
_diffrn_detector.details                ? 
# 
_diffrn_radiation.diffrn_id                        1 
_diffrn_radiation.wavelength_id                    1 
_diffrn_radiation.pdbx_monochromatic_or_laue_m_l   M 
_diffrn_radiation.monochromator                    CRYSTAL 
_diffrn_radiation.pdbx_diffrn_protocol             'SINGLE WAVELENGTH' 
_diffrn_radiation.pdbx_scattering_type             x-ray 
# 
_diffrn_radiation_wavelength.id           1 
_diffrn_radiation_wavelength.wavelength   0.933 
_diffrn_radiation_wavelength.wt           1.0 
# 
_diffrn_source.diffrn_id                   1 
_diffrn_source.source                      SYNCHROTRON 
_diffrn_source.type                        'ESRF BEAMLINE ID14-4' 
_diffrn_source.pdbx_synchrotron_site       ESRF 
_diffrn_source.pdbx_synchrotron_beamline   ID14-4 
_diffrn_source.pdbx_wavelength             ? 
_diffrn_source.pdbx_wavelength_list        0.933 
# 
_reflns.entry_id                     1XPF 
_reflns.observed_criterion_sigma_I   0 
_reflns.observed_criterion_sigma_F   0 
_reflns.d_resolution_low             20 
_reflns.d_resolution_high            2.3 
_reflns.number_obs                   ? 
_reflns.number_all                   ? 
_reflns.percent_possible_obs         95.1 
_reflns.pdbx_Rmerge_I_obs            ? 
_reflns.pdbx_Rsym_value              0.05 
_reflns.pdbx_netI_over_sigmaI        22.0 
_reflns.B_iso_Wilson_estimate        41.1 
_reflns.pdbx_redundancy              4.9 
_reflns.R_free_details               ? 
_reflns.pdbx_chi_squared             ? 
_reflns.pdbx_scaling_rejects         ? 
_reflns.pdbx_diffrn_id               1 
_reflns.pdbx_ordinal                 1 
# 
_reflns_shell.d_res_high             2.3 
_reflns_shell.d_res_low              ? 
_reflns_shell.percent_possible_all   92.0 
_reflns_shell.Rmerge_I_obs           ? 
_reflns_shell.pdbx_Rsym_value        0.202 
_reflns_shell.meanI_over_sigI_obs    7.6 
_reflns_shell.pdbx_redundancy        ? 
_reflns_shell.percent_possible_obs   ? 
_reflns_shell.number_unique_all      ? 
_reflns_shell.number_measured_all    ? 
_reflns_shell.number_measured_obs    ? 
_reflns_shell.number_unique_obs      ? 
_reflns_shell.pdbx_chi_squared       ? 
_reflns_shell.pdbx_diffrn_id         ? 
_reflns_shell.pdbx_ordinal           1 
# 
_refine.entry_id                                 1XPF 
_refine.ls_number_reflns_obs                     7011 
_refine.ls_number_reflns_all                     7834 
_refine.pdbx_ls_sigma_I                          ? 
_refine.pdbx_ls_sigma_F                          3.0 
_refine.pdbx_data_cutoff_high_absF               847446.67 
_refine.pdbx_data_cutoff_low_absF                0.000000 
_refine.pdbx_data_cutoff_high_rms_absF           ? 
_refine.ls_d_res_low                             19.63 
_refine.ls_d_res_high                            2.30 
_refine.ls_percent_reflns_obs                    89.5 
_refine.ls_R_factor_obs                          0.243 
_refine.ls_R_factor_all                          ? 
_refine.ls_R_factor_R_work                       0.243 
_refine.ls_R_factor_R_free                       0.246 
_refine.ls_R_factor_R_free_error                 0.012 
_refine.ls_R_factor_R_free_error_details         ? 
_refine.ls_percent_reflns_R_free                 6.3 
_refine.ls_number_reflns_R_free                  440 
_refine.ls_number_parameters                     ? 
_refine.ls_number_restraints                     ? 
_refine.occupancy_min                            ? 
_refine.occupancy_max                            ? 
_refine.correlation_coeff_Fo_to_Fc               ? 
_refine.correlation_coeff_Fo_to_Fc_free          ? 
_refine.B_iso_mean                               37.9 
_refine.aniso_B[1][1]                            1.86 
_refine.aniso_B[2][2]                            -8.41 
_refine.aniso_B[3][3]                            6.55 
_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                    'FLAT MODEL' 
_refine.solvent_model_param_ksol                 0.339761 
_refine.solvent_model_param_bsol                 65.997 
_refine.pdbx_solvent_vdw_probe_radii             ? 
_refine.pdbx_solvent_ion_probe_radii             ? 
_refine.pdbx_solvent_shrinkage_radii             ? 
_refine.pdbx_ls_cross_valid_method               THROUGHOUT 
_refine.details                                  ? 
_refine.pdbx_starting_model                      ? 
_refine.pdbx_method_to_determine_struct          'MOLECULAR REPLACEMENT' 
_refine.pdbx_isotropic_thermal_model             RESTRAINED 
_refine.pdbx_stereochemistry_target_values       ? 
_refine.pdbx_stereochem_target_val_spec_case     ? 
_refine.pdbx_R_Free_selection_details            RANDOM 
_refine.pdbx_overall_ESU_R                       ? 
_refine.pdbx_overall_ESU_R_Free                  ? 
_refine.overall_SU_ML                            ? 
_refine.overall_SU_B                             ? 
_refine.ls_redundancy_reflns_obs                 ? 
_refine.overall_SU_R_Cruickshank_DPI             ? 
_refine.overall_SU_R_free                        ? 
_refine.ls_wR_factor_R_free                      ? 
_refine.ls_wR_factor_R_work                      ? 
_refine.overall_FOM_free_R_set                   ? 
_refine.overall_FOM_work_R_set                   ? 
_refine.pdbx_refine_id                           'X-RAY DIFFRACTION' 
_refine.pdbx_diffrn_id                           1 
_refine.pdbx_TLS_residual_ADP_flag               ? 
_refine.pdbx_overall_phase_error                 ? 
_refine.pdbx_overall_SU_R_free_Cruickshank_DPI   ? 
_refine.pdbx_overall_SU_R_Blow_DPI               ? 
_refine.pdbx_overall_SU_R_free_Blow_DPI          ? 
# 
_refine_analyze.entry_id                        1XPF 
_refine_analyze.Luzzati_coordinate_error_obs    0.37 
_refine_analyze.Luzzati_sigma_a_obs             0.45 
_refine_analyze.Luzzati_d_res_low_obs           10.00 
_refine_analyze.Luzzati_coordinate_error_free   0.38 
_refine_analyze.Luzzati_sigma_a_free            0.43 
_refine_analyze.Luzzati_d_res_low_free          ? 
_refine_analyze.number_disordered_residues      ? 
_refine_analyze.occupancy_sum_hydrogen          ? 
_refine_analyze.occupancy_sum_non_hydrogen      ? 
_refine_analyze.pdbx_refine_id                  'X-RAY DIFFRACTION' 
# 
_refine_hist.pdbx_refine_id                   'X-RAY DIFFRACTION' 
_refine_hist.cycle_id                         LAST 
_refine_hist.pdbx_number_atoms_protein        0 
_refine_hist.pdbx_number_atoms_nucleic_acid   980 
_refine_hist.pdbx_number_atoms_ligand         33 
_refine_hist.number_atoms_solvent             88 
_refine_hist.number_atoms_total               1101 
_refine_hist.d_res_high                       2.30 
_refine_hist.d_res_low                        19.63 
# 
loop_
_refine_ls_restr.type 
_refine_ls_restr.dev_ideal 
_refine_ls_restr.dev_ideal_target 
_refine_ls_restr.weight 
_refine_ls_restr.number 
_refine_ls_restr.pdbx_refine_id 
_refine_ls_restr.pdbx_restraint_function 
c_bond_d                0.009 ? ? ? 'X-RAY DIFFRACTION' ? 
c_bond_d_na             ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_bond_d_prot           ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_angle_d               ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_angle_d_na            ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_angle_d_prot          ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_angle_deg             1.1   ? ? ? 'X-RAY DIFFRACTION' ? 
c_angle_deg_na          ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_angle_deg_prot        ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_dihedral_angle_d      15.8  ? ? ? 'X-RAY DIFFRACTION' ? 
c_dihedral_angle_d_na   ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_dihedral_angle_d_prot ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_improper_angle_d      1.50  ? ? ? 'X-RAY DIFFRACTION' ? 
c_improper_angle_d_na   ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_improper_angle_d_prot ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_mcbond_it             ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_mcangle_it            ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_scbond_it             ?     ? ? ? 'X-RAY DIFFRACTION' ? 
c_scangle_it            ?     ? ? ? 'X-RAY DIFFRACTION' ? 
# 
_refine_ls_shell.pdbx_total_number_of_bins_used   6 
_refine_ls_shell.d_res_high                       2.30 
_refine_ls_shell.d_res_low                        2.44 
_refine_ls_shell.number_reflns_R_work             945 
_refine_ls_shell.R_factor_R_work                  0.392 
_refine_ls_shell.percent_reflns_obs               78.8 
_refine_ls_shell.R_factor_R_free                  0.377 
_refine_ls_shell.R_factor_R_free_error            0.050 
_refine_ls_shell.percent_reflns_R_free            5.7 
_refine_ls_shell.number_reflns_R_free             57 
_refine_ls_shell.redundancy_reflns_obs            ? 
_refine_ls_shell.number_reflns_all                ? 
_refine_ls_shell.number_reflns_obs                ? 
_refine_ls_shell.R_factor_all                     ? 
_refine_ls_shell.pdbx_refine_id                   'X-RAY DIFFRACTION' 
# 
loop_
_pdbx_xplor_file.serial_no 
_pdbx_xplor_file.param_file 
_pdbx_xplor_file.topol_file 
_pdbx_xplor_file.pdbx_refine_id 
1 PROTEIN_REP.PARAM ION.TOP      'X-RAY DIFFRACTION' 
2 WATER_REP.PARAM   DNA-RNA.TOP  'X-RAY DIFFRACTION' 
3 DNA-RNA_REP.PARAM ION.TOP      'X-RAY DIFFRACTION' 
4 ION.PARAM         SPERMINE.TOP 'X-RAY DIFFRACTION' 
5 SPERMINE.PARAM    ?            'X-RAY DIFFRACTION' 
# 
_database_PDB_matrix.entry_id          1XPF 
_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                  1XPF 
_struct.title                     'HIV-1 subtype A genomic RNA Dimerization Initiation Site' 
_struct.pdbx_model_details        ? 
_struct.pdbx_CASP_flag            ? 
_struct.pdbx_model_type_details   ? 
# 
_struct_keywords.entry_id        1XPF 
_struct_keywords.pdbx_keywords   RNA 
_struct_keywords.text            'RNA, LOOP-LOOP COMPLEX, HIV-1' 
# 
loop_
_struct_asym.id 
_struct_asym.pdbx_blank_PDB_chainid_flag 
_struct_asym.pdbx_modified 
_struct_asym.entity_id 
_struct_asym.details 
A N N 1 ? 
B N N 1 ? 
C N N 2 ? 
D N N 3 ? 
E N N 4 ? 
F N N 2 ? 
G N N 3 ? 
H N N 5 ? 
I N N 2 ? 
J N N 3 ? 
K N N 6 ? 
L N N 6 ? 
# 
_struct_ref.id                         1 
_struct_ref.entity_id                  1 
_struct_ref.db_name                    PDB 
_struct_ref.db_code                    1XPF 
_struct_ref.pdbx_db_accession          1XPF 
_struct_ref.pdbx_db_isoform            ? 
_struct_ref.pdbx_seq_one_letter_code   ? 
_struct_ref.pdbx_align_begin           ? 
# 
loop_
_struct_ref_seq.align_id 
_struct_ref_seq.ref_id 
_struct_ref_seq.pdbx_PDB_id_code 
_struct_ref_seq.pdbx_strand_id 
_struct_ref_seq.seq_align_beg 
_struct_ref_seq.pdbx_seq_align_beg_ins_code 
_struct_ref_seq.seq_align_end 
_struct_ref_seq.pdbx_seq_align_end_ins_code 
_struct_ref_seq.pdbx_db_accession 
_struct_ref_seq.db_align_beg 
_struct_ref_seq.pdbx_db_align_beg_ins_code 
_struct_ref_seq.db_align_end 
_struct_ref_seq.pdbx_db_align_end_ins_code 
_struct_ref_seq.pdbx_auth_seq_align_beg 
_struct_ref_seq.pdbx_auth_seq_align_end 
1 1 1XPF A 1 ? 23 ? 1XPF 1 ? 23 ? 1 23 
2 1 1XPF B 1 ? 23 ? 1XPF 1 ? 23 ? 1 23 
# 
_pdbx_struct_assembly.id                   1 
_pdbx_struct_assembly.details              author_defined_assembly 
_pdbx_struct_assembly.method_details       ? 
_pdbx_struct_assembly.oligomeric_details   dimeric 
_pdbx_struct_assembly.oligomeric_count     2 
# 
_pdbx_struct_assembly_gen.assembly_id       1 
_pdbx_struct_assembly_gen.oper_expression   1 
_pdbx_struct_assembly_gen.asym_id_list      A,B,C,D,E,F,G,H,I,J,K,L 
# 
_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 C 1  "O2'" ? ? ? 1_555 E NA .  NA ? ? A C 1  A NA 105 1_555 ? ? ? ? ? ? ?            2.878 ? ? 
metalc2  metalc ? ? A C 1  O2    ? ? ? 1_555 E NA .  NA ? ? A C 1  A NA 105 1_555 ? ? ? ? ? ? ?            2.779 ? ? 
metalc3  metalc ? ? A G 12 OP1   ? ? ? 1_555 G MG .  MG ? ? A G 12 A MG 107 1_555 ? ? ? ? ? ? ?            2.342 ? ? 
hydrog1  hydrog ? ? A C 1  N3    ? ? ? 1_555 A G  23 N1 ? ? A C 1  A G  23  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog2  hydrog ? ? A C 1  N4    ? ? ? 1_555 A G  23 O6 ? ? A C 1  A G  23  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog3  hydrog ? ? A C 1  O2    ? ? ? 1_555 A G  23 N2 ? ? A C 1  A G  23  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog4  hydrog ? ? A U 2  N3    ? ? ? 1_555 A A  22 N1 ? ? A U 2  A A  22  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog5  hydrog ? ? A U 2  O4    ? ? ? 1_555 A A  22 N6 ? ? A U 2  A A  22  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog6  hydrog ? ? A U 3  N3    ? ? ? 1_555 A A  21 N1 ? ? A U 3  A A  21  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog7  hydrog ? ? A U 3  O4    ? ? ? 1_555 A A  21 N6 ? ? A U 3  A A  21  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog8  hydrog ? ? A G 4  N1    ? ? ? 1_555 A C  20 N3 ? ? A G 4  A C  20  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog9  hydrog ? ? A G 4  N2    ? ? ? 1_555 A C  20 O2 ? ? A G 4  A C  20  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog10 hydrog ? ? A G 4  O6    ? ? ? 1_555 A C  20 N4 ? ? A G 4  A C  20  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog11 hydrog ? ? A C 5  O2    ? ? ? 1_555 A G  19 N2 ? ? A C 5  A G  19  1_555 ? ? ? ? ? ? 'C-G PAIR'   ?     ? ? 
hydrog12 hydrog ? ? A U 6  N3    ? ? ? 1_555 A A  18 N1 ? ? A U 6  A A  18  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog13 hydrog ? ? A U 6  O4    ? ? ? 1_555 A A  18 N6 ? ? A U 6  A A  18  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog14 hydrog ? ? A G 7  N1    ? ? ? 1_555 A C  17 N3 ? ? A G 7  A C  17  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog15 hydrog ? ? A G 7  N2    ? ? ? 1_555 A C  17 O2 ? ? A G 7  A C  17  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog16 hydrog ? ? A G 7  O6    ? ? ? 1_555 A C  17 N4 ? ? A G 7  A C  17  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog17 hydrog ? ? A G 10 N1    ? ? ? 1_555 B C  15 N3 ? ? A G 10 B C  15  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog18 hydrog ? ? A G 10 N2    ? ? ? 1_555 B C  15 O2 ? ? A G 10 B C  15  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog19 hydrog ? ? A G 10 O6    ? ? ? 1_555 B C  15 N4 ? ? A G 10 B C  15  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog20 hydrog ? ? A U 11 N3    ? ? ? 1_555 B A  14 N1 ? ? A U 11 B A  14  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog21 hydrog ? ? A U 11 O4    ? ? ? 1_555 B A  14 N6 ? ? A U 11 B A  14  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog22 hydrog ? ? A G 12 N1    ? ? ? 1_555 B C  13 N3 ? ? A G 12 B C  13  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog23 hydrog ? ? A G 12 N2    ? ? ? 1_555 B C  13 O2 ? ? A G 12 B C  13  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog24 hydrog ? ? A G 12 O6    ? ? ? 1_555 B C  13 N4 ? ? A G 12 B C  13  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog25 hydrog ? ? A C 13 N3    ? ? ? 1_555 B G  12 N1 ? ? A C 13 B G  12  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog26 hydrog ? ? A C 13 N4    ? ? ? 1_555 B G  12 O6 ? ? A C 13 B G  12  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog27 hydrog ? ? A C 13 O2    ? ? ? 1_555 B G  12 N2 ? ? A C 13 B G  12  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog28 hydrog ? ? A A 14 N1    ? ? ? 1_555 B U  11 N3 ? ? A A 14 B U  11  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog29 hydrog ? ? A A 14 N6    ? ? ? 1_555 B U  11 O4 ? ? A A 14 B U  11  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog30 hydrog ? ? A C 15 N3    ? ? ? 1_555 B G  10 N1 ? ? A C 15 B G  10  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog31 hydrog ? ? A C 15 N4    ? ? ? 1_555 B G  10 O6 ? ? A C 15 B G  10  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog32 hydrog ? ? A C 15 O2    ? ? ? 1_555 B G  10 N2 ? ? A C 15 B G  10  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog33 hydrog ? ? B C 1  N3    ? ? ? 1_555 B G  23 N1 ? ? B C 1  B G  23  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog34 hydrog ? ? B C 1  N4    ? ? ? 1_555 B G  23 O6 ? ? B C 1  B G  23  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog35 hydrog ? ? B C 1  O2    ? ? ? 1_555 B G  23 N2 ? ? B C 1  B G  23  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog36 hydrog ? ? B U 2  N3    ? ? ? 1_555 B A  22 N1 ? ? B U 2  B A  22  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog37 hydrog ? ? B U 2  O4    ? ? ? 1_555 B A  22 N6 ? ? B U 2  B A  22  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog38 hydrog ? ? B U 3  N3    ? ? ? 1_555 B A  21 N1 ? ? B U 3  B A  21  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog39 hydrog ? ? B U 3  O4    ? ? ? 1_555 B A  21 N6 ? ? B U 3  B A  21  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog40 hydrog ? ? B G 4  N1    ? ? ? 1_555 B C  20 N3 ? ? B G 4  B C  20  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog41 hydrog ? ? B G 4  N2    ? ? ? 1_555 B C  20 O2 ? ? B G 4  B C  20  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog42 hydrog ? ? B G 4  O6    ? ? ? 1_555 B C  20 N4 ? ? B G 4  B C  20  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog43 hydrog ? ? B C 5  N3    ? ? ? 1_555 B G  19 N1 ? ? B C 5  B G  19  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog44 hydrog ? ? B C 5  N4    ? ? ? 1_555 B G  19 O6 ? ? B C 5  B G  19  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog45 hydrog ? ? B C 5  O2    ? ? ? 1_555 B G  19 N2 ? ? B C 5  B G  19  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog46 hydrog ? ? B U 6  N3    ? ? ? 1_555 B A  18 N1 ? ? B U 6  B A  18  1_555 ? ? ? ? ? ? 'U-A PAIR'   ?     ? ? 
hydrog47 hydrog ? ? B G 7  N1    ? ? ? 1_555 B C  17 N3 ? ? B G 7  B C  17  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog48 hydrog ? ? B G 7  N2    ? ? ? 1_555 B C  17 O2 ? ? B G 7  B C  17  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog49 hydrog ? ? B G 7  O6    ? ? ? 1_555 B C  17 N4 ? ? B G 7  B C  17  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
# 
loop_
_struct_conn_type.id 
_struct_conn_type.criteria 
_struct_conn_type.reference 
metalc ? ? 
hydrog ? ? 
# 
_pdbx_struct_conn_angle.id                    1 
_pdbx_struct_conn_angle.ptnr1_label_atom_id   "O2'" 
_pdbx_struct_conn_angle.ptnr1_label_alt_id    ? 
_pdbx_struct_conn_angle.ptnr1_label_asym_id   A 
_pdbx_struct_conn_angle.ptnr1_label_comp_id   C 
_pdbx_struct_conn_angle.ptnr1_label_seq_id    1 
_pdbx_struct_conn_angle.ptnr1_auth_atom_id    ? 
_pdbx_struct_conn_angle.ptnr1_auth_asym_id    A 
_pdbx_struct_conn_angle.ptnr1_auth_comp_id    C 
_pdbx_struct_conn_angle.ptnr1_auth_seq_id     1 
_pdbx_struct_conn_angle.ptnr1_PDB_ins_code    ? 
_pdbx_struct_conn_angle.ptnr1_symmetry        1_555 
_pdbx_struct_conn_angle.ptnr2_label_atom_id   NA 
_pdbx_struct_conn_angle.ptnr2_label_alt_id    ? 
_pdbx_struct_conn_angle.ptnr2_label_asym_id   E 
_pdbx_struct_conn_angle.ptnr2_label_comp_id   NA 
_pdbx_struct_conn_angle.ptnr2_label_seq_id    . 
_pdbx_struct_conn_angle.ptnr2_auth_atom_id    ? 
_pdbx_struct_conn_angle.ptnr2_auth_asym_id    A 
_pdbx_struct_conn_angle.ptnr2_auth_comp_id    NA 
_pdbx_struct_conn_angle.ptnr2_auth_seq_id     105 
_pdbx_struct_conn_angle.ptnr2_PDB_ins_code    ? 
_pdbx_struct_conn_angle.ptnr2_symmetry        1_555 
_pdbx_struct_conn_angle.ptnr3_label_atom_id   O2 
_pdbx_struct_conn_angle.ptnr3_label_alt_id    ? 
_pdbx_struct_conn_angle.ptnr3_label_asym_id   A 
_pdbx_struct_conn_angle.ptnr3_label_comp_id   C 
_pdbx_struct_conn_angle.ptnr3_label_seq_id    1 
_pdbx_struct_conn_angle.ptnr3_auth_atom_id    ? 
_pdbx_struct_conn_angle.ptnr3_auth_asym_id    A 
_pdbx_struct_conn_angle.ptnr3_auth_comp_id    C 
_pdbx_struct_conn_angle.ptnr3_auth_seq_id     1 
_pdbx_struct_conn_angle.ptnr3_PDB_ins_code    ? 
_pdbx_struct_conn_angle.ptnr3_symmetry        1_555 
_pdbx_struct_conn_angle.value                 80.0 
_pdbx_struct_conn_angle.value_esd             ? 
# 
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 SO4 101 ? 3 'BINDING SITE FOR RESIDUE SO4 B 101' 
AC2 Software A SO4 102 ? 5 'BINDING SITE FOR RESIDUE SO4 A 102' 
AC3 Software A NA  105 ? 2 'BINDING SITE FOR RESIDUE NA A 105'  
AC4 Software A SO4 106 ? 1 'BINDING SITE FOR RESIDUE SO4 A 106' 
AC5 Software A MG  107 ? 1 'BINDING SITE FOR RESIDUE MG A 107'  
AC6 Software A SPM 108 ? 8 'BINDING SITE FOR RESIDUE SPM A 108' 
# 
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 HOH K .  ? HOH A 146 . ? 5_445 ? 
2  AC1 3 C   B 1  ? C   B 1   . ? 1_555 ? 
3  AC1 3 HOH L .  ? HOH B 136 . ? 1_555 ? 
4  AC2 5 A   A 8  ? A   A 8   . ? 1_555 ? 
5  AC2 5 G   A 9  ? G   A 9   . ? 1_555 ? 
6  AC2 5 HOH K .  ? HOH A 134 . ? 1_555 ? 
7  AC2 5 HOH K .  ? HOH A 144 . ? 1_555 ? 
8  AC2 5 A   B 8  ? A   B 8   . ? 3_656 ? 
9  AC3 2 C   A 1  ? C   A 1   . ? 1_555 ? 
10 AC3 2 U   A 2  ? U   A 2   . ? 1_555 ? 
11 AC4 1 C   A 1  ? C   A 1   . ? 1_555 ? 
12 AC5 1 G   A 12 ? G   A 12  . ? 1_555 ? 
13 AC6 8 G   A 9  ? G   A 9   . ? 1_555 ? 
14 AC6 8 G   A 10 ? G   A 10  . ? 1_555 ? 
15 AC6 8 U   A 11 ? U   A 11  . ? 1_555 ? 
16 AC6 8 HOH K .  ? HOH A 110 . ? 1_555 ? 
17 AC6 8 HOH K .  ? HOH A 124 . ? 1_555 ? 
18 AC6 8 HOH K .  ? HOH A 138 . ? 1_555 ? 
19 AC6 8 G   B 10 ? G   B 10  . ? 1_555 ? 
20 AC6 8 HOH L .  ? HOH B 119 . ? 1_555 ? 
# 
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 
HOH O      O  N N 111 
HOH H1     H  N N 112 
HOH H2     H  N N 113 
MG  MG     MG N N 114 
NA  NA     NA N N 115 
SO4 S      S  N N 116 
SO4 O1     O  N N 117 
SO4 O2     O  N N 118 
SO4 O3     O  N N 119 
SO4 O4     O  N N 120 
SPM N1     N  N N 121 
SPM C2     C  N N 122 
SPM C3     C  N N 123 
SPM C4     C  N N 124 
SPM N5     N  N N 125 
SPM C6     C  N N 126 
SPM C7     C  N N 127 
SPM C8     C  N N 128 
SPM C9     C  N N 129 
SPM N10    N  N N 130 
SPM C11    C  N N 131 
SPM C12    C  N N 132 
SPM C13    C  N N 133 
SPM N14    N  N N 134 
SPM HN11   H  N N 135 
SPM HN12   H  N N 136 
SPM H21    H  N N 137 
SPM H22    H  N N 138 
SPM H31    H  N N 139 
SPM H32    H  N N 140 
SPM H41    H  N N 141 
SPM H42    H  N N 142 
SPM HN5    H  N N 143 
SPM H61    H  N N 144 
SPM H62    H  N N 145 
SPM H71    H  N N 146 
SPM H72    H  N N 147 
SPM H81    H  N N 148 
SPM H82    H  N N 149 
SPM H91    H  N N 150 
SPM H92    H  N N 151 
SPM HN0    H  N N 152 
SPM H111   H  N N 153 
SPM H112   H  N N 154 
SPM H121   H  N N 155 
SPM H122   H  N N 156 
SPM H131   H  N N 157 
SPM H132   H  N N 158 
SPM HN41   H  N N 159 
SPM HN42   H  N N 160 
U   OP3    O  N N 161 
U   P      P  N N 162 
U   OP1    O  N N 163 
U   OP2    O  N N 164 
U   "O5'"  O  N N 165 
U   "C5'"  C  N N 166 
U   "C4'"  C  N R 167 
U   "O4'"  O  N N 168 
U   "C3'"  C  N S 169 
U   "O3'"  O  N N 170 
U   "C2'"  C  N R 171 
U   "O2'"  O  N N 172 
U   "C1'"  C  N R 173 
U   N1     N  N N 174 
U   C2     C  N N 175 
U   O2     O  N N 176 
U   N3     N  N N 177 
U   C4     C  N N 178 
U   O4     O  N N 179 
U   C5     C  N N 180 
U   C6     C  N N 181 
U   HOP3   H  N N 182 
U   HOP2   H  N N 183 
U   "H5'"  H  N N 184 
U   "H5''" H  N N 185 
U   "H4'"  H  N N 186 
U   "H3'"  H  N N 187 
U   "HO3'" H  N N 188 
U   "H2'"  H  N N 189 
U   "HO2'" H  N N 190 
U   "H1'"  H  N N 191 
U   H3     H  N N 192 
U   H5     H  N N 193 
U   H6     H  N N 194 
# 
loop_
_chem_comp_bond.comp_id 
_chem_comp_bond.atom_id_1 
_chem_comp_bond.atom_id_2 
_chem_comp_bond.value_order 
_chem_comp_bond.pdbx_aromatic_flag 
_chem_comp_bond.pdbx_stereo_config 
_chem_comp_bond.pdbx_ordinal 
A   OP3   P      sing N N 1   
A   OP3   HOP3   sing N N 2   
A   P     OP1    doub N N 3   
A   P     OP2    sing N N 4   
A   P     "O5'"  sing N N 5   
A   OP2   HOP2   sing N N 6   
A   "O5'" "C5'"  sing N N 7   
A   "C5'" "C4'"  sing N N 8   
A   "C5'" "H5'"  sing N N 9   
A   "C5'" "H5''" sing N N 10  
A   "C4'" "O4'"  sing N N 11  
A   "C4'" "C3'"  sing N N 12  
A   "C4'" "H4'"  sing N N 13  
A   "O4'" "C1'"  sing N N 14  
A   "C3'" "O3'"  sing N N 15  
A   "C3'" "C2'"  sing N N 16  
A   "C3'" "H3'"  sing N N 17  
A   "O3'" "HO3'" sing N N 18  
A   "C2'" "O2'"  sing N N 19  
A   "C2'" "C1'"  sing N N 20  
A   "C2'" "H2'"  sing N N 21  
A   "O2'" "HO2'" sing N N 22  
A   "C1'" N9     sing N N 23  
A   "C1'" "H1'"  sing N N 24  
A   N9    C8     sing Y N 25  
A   N9    C4     sing Y N 26  
A   C8    N7     doub Y N 27  
A   C8    H8     sing N N 28  
A   N7    C5     sing Y N 29  
A   C5    C6     sing Y N 30  
A   C5    C4     doub Y N 31  
A   C6    N6     sing N N 32  
A   C6    N1     doub Y N 33  
A   N6    H61    sing N N 34  
A   N6    H62    sing N N 35  
A   N1    C2     sing Y N 36  
A   C2    N3     doub Y N 37  
A   C2    H2     sing N N 38  
A   N3    C4     sing Y N 39  
C   OP3   P      sing N N 40  
C   OP3   HOP3   sing N N 41  
C   P     OP1    doub N N 42  
C   P     OP2    sing N N 43  
C   P     "O5'"  sing N N 44  
C   OP2   HOP2   sing N N 45  
C   "O5'" "C5'"  sing N N 46  
C   "C5'" "C4'"  sing N N 47  
C   "C5'" "H5'"  sing N N 48  
C   "C5'" "H5''" sing N N 49  
C   "C4'" "O4'"  sing N N 50  
C   "C4'" "C3'"  sing N N 51  
C   "C4'" "H4'"  sing N N 52  
C   "O4'" "C1'"  sing N N 53  
C   "C3'" "O3'"  sing N N 54  
C   "C3'" "C2'"  sing N N 55  
C   "C3'" "H3'"  sing N N 56  
C   "O3'" "HO3'" sing N N 57  
C   "C2'" "O2'"  sing N N 58  
C   "C2'" "C1'"  sing N N 59  
C   "C2'" "H2'"  sing N N 60  
C   "O2'" "HO2'" sing N N 61  
C   "C1'" N1     sing N N 62  
C   "C1'" "H1'"  sing N N 63  
C   N1    C2     sing N N 64  
C   N1    C6     sing N N 65  
C   C2    O2     doub N N 66  
C   C2    N3     sing N N 67  
C   N3    C4     doub N N 68  
C   C4    N4     sing N N 69  
C   C4    C5     sing N N 70  
C   N4    H41    sing N N 71  
C   N4    H42    sing N N 72  
C   C5    C6     doub N N 73  
C   C5    H5     sing N N 74  
C   C6    H6     sing N N 75  
G   OP3   P      sing N N 76  
G   OP3   HOP3   sing N N 77  
G   P     OP1    doub N N 78  
G   P     OP2    sing N N 79  
G   P     "O5'"  sing N N 80  
G   OP2   HOP2   sing N N 81  
G   "O5'" "C5'"  sing N N 82  
G   "C5'" "C4'"  sing N N 83  
G   "C5'" "H5'"  sing N N 84  
G   "C5'" "H5''" sing N N 85  
G   "C4'" "O4'"  sing N N 86  
G   "C4'" "C3'"  sing N N 87  
G   "C4'" "H4'"  sing N N 88  
G   "O4'" "C1'"  sing N N 89  
G   "C3'" "O3'"  sing N N 90  
G   "C3'" "C2'"  sing N N 91  
G   "C3'" "H3'"  sing N N 92  
G   "O3'" "HO3'" sing N N 93  
G   "C2'" "O2'"  sing N N 94  
G   "C2'" "C1'"  sing N N 95  
G   "C2'" "H2'"  sing N N 96  
G   "O2'" "HO2'" sing N N 97  
G   "C1'" N9     sing N N 98  
G   "C1'" "H1'"  sing N N 99  
G   N9    C8     sing Y N 100 
G   N9    C4     sing Y N 101 
G   C8    N7     doub Y N 102 
G   C8    H8     sing N N 103 
G   N7    C5     sing Y N 104 
G   C5    C6     sing N N 105 
G   C5    C4     doub Y N 106 
G   C6    O6     doub N N 107 
G   C6    N1     sing N N 108 
G   N1    C2     sing N N 109 
G   N1    H1     sing N N 110 
G   C2    N2     sing N N 111 
G   C2    N3     doub N N 112 
G   N2    H21    sing N N 113 
G   N2    H22    sing N N 114 
G   N3    C4     sing N N 115 
HOH O     H1     sing N N 116 
HOH O     H2     sing N N 117 
SO4 S     O1     doub N N 118 
SO4 S     O2     doub N N 119 
SO4 S     O3     sing N N 120 
SO4 S     O4     sing N N 121 
SPM N1    C2     sing N N 122 
SPM N1    HN11   sing N N 123 
SPM N1    HN12   sing N N 124 
SPM C2    C3     sing N N 125 
SPM C2    H21    sing N N 126 
SPM C2    H22    sing N N 127 
SPM C3    C4     sing N N 128 
SPM C3    H31    sing N N 129 
SPM C3    H32    sing N N 130 
SPM C4    N5     sing N N 131 
SPM C4    H41    sing N N 132 
SPM C4    H42    sing N N 133 
SPM N5    C6     sing N N 134 
SPM N5    HN5    sing N N 135 
SPM C6    C7     sing N N 136 
SPM C6    H61    sing N N 137 
SPM C6    H62    sing N N 138 
SPM C7    C8     sing N N 139 
SPM C7    H71    sing N N 140 
SPM C7    H72    sing N N 141 
SPM C8    C9     sing N N 142 
SPM C8    H81    sing N N 143 
SPM C8    H82    sing N N 144 
SPM C9    N10    sing N N 145 
SPM C9    H91    sing N N 146 
SPM C9    H92    sing N N 147 
SPM N10   C11    sing N N 148 
SPM N10   HN0    sing N N 149 
SPM C11   C12    sing N N 150 
SPM C11   H111   sing N N 151 
SPM C11   H112   sing N N 152 
SPM C12   C13    sing N N 153 
SPM C12   H121   sing N N 154 
SPM C12   H122   sing N N 155 
SPM C13   N14    sing N N 156 
SPM C13   H131   sing N N 157 
SPM C13   H132   sing N N 158 
SPM N14   HN41   sing N N 159 
SPM N14   HN42   sing N N 160 
U   OP3   P      sing N N 161 
U   OP3   HOP3   sing N N 162 
U   P     OP1    doub N N 163 
U   P     OP2    sing N N 164 
U   P     "O5'"  sing N N 165 
U   OP2   HOP2   sing N N 166 
U   "O5'" "C5'"  sing N N 167 
U   "C5'" "C4'"  sing N N 168 
U   "C5'" "H5'"  sing N N 169 
U   "C5'" "H5''" sing N N 170 
U   "C4'" "O4'"  sing N N 171 
U   "C4'" "C3'"  sing N N 172 
U   "C4'" "H4'"  sing N N 173 
U   "O4'" "C1'"  sing N N 174 
U   "C3'" "O3'"  sing N N 175 
U   "C3'" "C2'"  sing N N 176 
U   "C3'" "H3'"  sing N N 177 
U   "O3'" "HO3'" sing N N 178 
U   "C2'" "O2'"  sing N N 179 
U   "C2'" "C1'"  sing N N 180 
U   "C2'" "H2'"  sing N N 181 
U   "O2'" "HO2'" sing N N 182 
U   "C1'" N1     sing N N 183 
U   "C1'" "H1'"  sing N N 184 
U   N1    C2     sing N N 185 
U   N1    C6     sing N N 186 
U   C2    O2     doub N N 187 
U   C2    N3     sing N N 188 
U   N3    C4     sing N N 189 
U   N3    H3     sing N N 190 
U   C4    O4     doub N N 191 
U   C4    C5     sing N N 192 
U   C5    C6     doub N N 193 
U   C5    H5     sing N N 194 
U   C6    H6     sing N N 195 
# 
_ndb_struct_conf_na.entry_id   1XPF 
_ndb_struct_conf_na.feature    'a-form double helix' 
# 
loop_
_ndb_struct_na_base_pair.model_number 
_ndb_struct_na_base_pair.i_label_asym_id 
_ndb_struct_na_base_pair.i_label_comp_id 
_ndb_struct_na_base_pair.i_label_seq_id 
_ndb_struct_na_base_pair.i_symmetry 
_ndb_struct_na_base_pair.j_label_asym_id 
_ndb_struct_na_base_pair.j_label_comp_id 
_ndb_struct_na_base_pair.j_label_seq_id 
_ndb_struct_na_base_pair.j_symmetry 
_ndb_struct_na_base_pair.shear 
_ndb_struct_na_base_pair.stretch 
_ndb_struct_na_base_pair.stagger 
_ndb_struct_na_base_pair.buckle 
_ndb_struct_na_base_pair.propeller 
_ndb_struct_na_base_pair.opening 
_ndb_struct_na_base_pair.pair_number 
_ndb_struct_na_base_pair.pair_name 
_ndb_struct_na_base_pair.i_auth_asym_id 
_ndb_struct_na_base_pair.i_auth_seq_id 
_ndb_struct_na_base_pair.i_PDB_ins_code 
_ndb_struct_na_base_pair.j_auth_asym_id 
_ndb_struct_na_base_pair.j_auth_seq_id 
_ndb_struct_na_base_pair.j_PDB_ins_code 
_ndb_struct_na_base_pair.hbond_type_28 
_ndb_struct_na_base_pair.hbond_type_12 
1 A C 1  1_555 A G 23 1_555 0.011  0.001 -0.084 10.531  -15.953 -2.355 1  A_C1:G23_A  A 1  ? A 23 ? 19 1 
1 A U 2  1_555 A A 22 1_555 0.047  0.306 0.016  1.523   -17.687 2.274  2  A_U2:A22_A  A 2  ? A 22 ? 20 1 
1 A U 3  1_555 A A 21 1_555 -0.044 0.234 -0.045 3.868   -13.619 -0.316 3  A_U3:A21_A  A 3  ? A 21 ? 20 1 
1 A G 4  1_555 A C 20 1_555 0.079  0.123 -0.120 -1.149  -13.482 -2.896 4  A_G4:C20_A  A 4  ? A 20 ? 19 1 
1 A C 5  1_555 A G 19 1_555 -0.118 0.443 -0.202 6.524   -14.747 4.216  5  A_C5:G19_A  A 5  ? A 19 ? ?  1 
1 A U 6  1_555 A A 18 1_555 0.005  0.316 0.091  -0.234  -14.145 4.246  6  A_U6:A18_A  A 6  ? A 18 ? 20 1 
1 A G 7  1_555 A C 17 1_555 0.252  0.317 -0.026 -1.936  -10.981 -0.140 7  A_G7:C17_A  A 7  ? A 17 ? 19 1 
1 A G 10 1_555 B C 15 1_555 -0.286 0.043 -0.228 -14.381 -10.058 0.329  8  A_G10:C15_B A 10 ? B 15 ? 19 1 
1 A U 11 1_555 B A 14 1_555 -0.184 0.181 0.169  -9.340  -10.863 -0.105 9  A_U11:A14_B A 11 ? B 14 ? 20 1 
1 A G 12 1_555 B C 13 1_555 -0.110 0.196 0.112  3.010   -1.888  -1.640 10 A_G12:C13_B A 12 ? B 13 ? 19 1 
1 A C 13 1_555 B G 12 1_555 0.193  0.252 -0.236 4.031   -11.836 0.527  11 A_C13:G12_B A 13 ? B 12 ? 19 1 
1 A A 14 1_555 B U 11 1_555 0.245  0.266 0.521  14.303  -5.893  -4.273 12 A_A14:U11_B A 14 ? B 11 ? 20 1 
1 A C 15 1_555 B G 10 1_555 0.270  0.077 -0.341 17.020  -10.516 0.852  13 A_C15:G10_B A 15 ? B 10 ? 19 1 
1 B C 1  1_555 B G 23 1_555 0.157  0.196 0.071  8.353   -15.613 -2.578 14 B_C1:G23_B  B 1  ? B 23 ? 19 1 
1 B U 2  1_555 B A 22 1_555 -0.103 0.277 0.149  -3.104  -16.159 0.614  15 B_U2:A22_B  B 2  ? B 22 ? 20 1 
1 B U 3  1_555 B A 21 1_555 -0.122 0.225 0.037  1.431   -9.854  3.491  16 B_U3:A21_B  B 3  ? B 21 ? 20 1 
1 B G 4  1_555 B C 20 1_555 -0.095 0.175 0.224  1.553   -11.733 1.646  17 B_G4:C20_B  B 4  ? B 20 ? 19 1 
1 B C 5  1_555 B G 19 1_555 0.255  0.071 -0.117 2.643   -16.789 0.664  18 B_C5:G19_B  B 5  ? B 19 ? 19 1 
1 B U 6  1_555 B A 18 1_555 0.335  0.345 -0.002 -4.317  -15.907 9.109  19 B_U6:A18_B  B 6  ? B 18 ? ?  ? 
1 B G 7  1_555 B C 17 1_555 0.234  0.289 0.133  5.151   -7.768  -0.333 20 B_G7:C17_B  B 7  ? B 17 ? 19 1 
# 
loop_
_ndb_struct_na_base_pair_step.model_number 
_ndb_struct_na_base_pair_step.i_label_asym_id_1 
_ndb_struct_na_base_pair_step.i_label_comp_id_1 
_ndb_struct_na_base_pair_step.i_label_seq_id_1 
_ndb_struct_na_base_pair_step.i_symmetry_1 
_ndb_struct_na_base_pair_step.j_label_asym_id_1 
_ndb_struct_na_base_pair_step.j_label_comp_id_1 
_ndb_struct_na_base_pair_step.j_label_seq_id_1 
_ndb_struct_na_base_pair_step.j_symmetry_1 
_ndb_struct_na_base_pair_step.i_label_asym_id_2 
_ndb_struct_na_base_pair_step.i_label_comp_id_2 
_ndb_struct_na_base_pair_step.i_label_seq_id_2 
_ndb_struct_na_base_pair_step.i_symmetry_2 
_ndb_struct_na_base_pair_step.j_label_asym_id_2 
_ndb_struct_na_base_pair_step.j_label_comp_id_2 
_ndb_struct_na_base_pair_step.j_label_seq_id_2 
_ndb_struct_na_base_pair_step.j_symmetry_2 
_ndb_struct_na_base_pair_step.shift 
_ndb_struct_na_base_pair_step.slide 
_ndb_struct_na_base_pair_step.rise 
_ndb_struct_na_base_pair_step.tilt 
_ndb_struct_na_base_pair_step.roll 
_ndb_struct_na_base_pair_step.twist 
_ndb_struct_na_base_pair_step.x_displacement 
_ndb_struct_na_base_pair_step.y_displacement 
_ndb_struct_na_base_pair_step.helical_rise 
_ndb_struct_na_base_pair_step.inclination 
_ndb_struct_na_base_pair_step.tip 
_ndb_struct_na_base_pair_step.helical_twist 
_ndb_struct_na_base_pair_step.step_number 
_ndb_struct_na_base_pair_step.step_name 
_ndb_struct_na_base_pair_step.i_auth_asym_id_1 
_ndb_struct_na_base_pair_step.i_auth_seq_id_1 
_ndb_struct_na_base_pair_step.i_PDB_ins_code_1 
_ndb_struct_na_base_pair_step.j_auth_asym_id_1 
_ndb_struct_na_base_pair_step.j_auth_seq_id_1 
_ndb_struct_na_base_pair_step.j_PDB_ins_code_1 
_ndb_struct_na_base_pair_step.i_auth_asym_id_2 
_ndb_struct_na_base_pair_step.i_auth_seq_id_2 
_ndb_struct_na_base_pair_step.i_PDB_ins_code_2 
_ndb_struct_na_base_pair_step.j_auth_asym_id_2 
_ndb_struct_na_base_pair_step.j_auth_seq_id_2 
_ndb_struct_na_base_pair_step.j_PDB_ins_code_2 
1 A C 1  1_555 A G 23 1_555 A U 2  1_555 A A 22 1_555 -0.213 -1.719 3.574 -2.545 8.808  35.082 -4.043 -0.026 3.074 14.311 4.135   
36.224 1  AA_C1U2:A22G23_AA   A 1  ? A 23 ? A 2  ? A 22 ? 
1 A U 2  1_555 A A 22 1_555 A U 3  1_555 A A 21 1_555 -0.430 -1.201 3.262 -1.273 10.614 33.030 -3.557 0.536  2.770 18.088 2.169   
34.671 2  AA_U2U3:A21A22_AA   A 2  ? A 22 ? A 3  ? A 21 ? 
1 A U 3  1_555 A A 21 1_555 A G 4  1_555 A C 20 1_555 -0.327 -1.757 3.484 -0.506 12.059 28.985 -5.441 0.513  2.571 22.880 0.959   
31.348 3  AA_U3G4:C20A21_AA   A 3  ? A 21 ? A 4  ? A 20 ? 
1 A G 4  1_555 A C 20 1_555 A C 5  1_555 A G 19 1_555 0.306  -1.446 3.241 -0.450 4.705  31.526 -3.455 -0.635 2.995 8.599  0.822   
31.870 4  AA_G4C5:G19C20_AA   A 4  ? A 20 ? A 5  ? A 19 ? 
1 A C 5  1_555 A G 19 1_555 A U 6  1_555 A A 18 1_555 0.412  -1.400 3.526 -1.043 8.740  32.963 -3.810 -0.872 3.052 15.070 1.798   
34.087 5  AA_C5U6:A18G19_AA   A 5  ? A 19 ? A 6  ? A 18 ? 
1 A U 6  1_555 A A 18 1_555 A G 7  1_555 A C 17 1_555 -0.080 -1.625 3.344 3.183  17.791 29.483 -5.210 0.577  2.044 31.505 -5.638  
34.477 6  AA_U6G7:C17A18_AA   A 6  ? A 18 ? A 7  ? A 17 ? 
1 A G 10 1_555 B C 15 1_555 A U 11 1_555 B A 14 1_555 -0.511 -1.585 3.258 -4.152 1.226  33.566 -2.920 0.210  3.238 2.112  7.152   
33.836 7  AA_G10U11:A14C15_BB A 10 ? B 15 ? A 11 ? B 14 ? 
1 A U 11 1_555 B A 14 1_555 A G 12 1_555 B C 13 1_555 -0.359 -1.499 3.014 0.405  6.082  32.262 -3.571 0.696  2.690 10.825 -0.720  
32.817 8  AA_U11G12:C13A14_BB A 11 ? B 14 ? A 12 ? B 13 ? 
1 A G 12 1_555 B C 13 1_555 A C 13 1_555 B G 12 1_555 0.115  -0.961 3.471 4.581  10.171 29.641 -3.681 0.653  2.972 19.053 -8.581  
31.627 9  AA_G12C13:G12C13_BB A 12 ? B 13 ? A 13 ? B 12 ? 
1 A C 13 1_555 B G 12 1_555 A A 14 1_555 B U 11 1_555 0.039  -1.548 3.027 -3.676 9.701  30.851 -4.218 -0.620 2.422 17.622 6.677   
32.508 10 AA_C13A14:U11G12_BB A 13 ? B 12 ? A 14 ? B 11 ? 
1 A A 14 1_555 B U 11 1_555 A C 15 1_555 B G 10 1_555 0.694  -1.356 3.377 6.619  6.356  31.122 -3.566 -0.060 3.124 11.535 -12.013 
32.414 11 AA_A14C15:G10U11_BB A 14 ? B 11 ? A 15 ? B 10 ? 
1 B C 1  1_555 B G 23 1_555 B U 2  1_555 B A 22 1_555 -0.487 -1.783 3.632 -3.788 11.989 32.094 -4.933 0.217  2.842 20.719 6.546   
34.409 12 BB_C1U2:A22G23_BB   B 1  ? B 23 ? B 2  ? B 22 ? 
1 B U 2  1_555 B A 22 1_555 B U 3  1_555 B A 21 1_555 -0.024 -1.397 3.292 -2.077 3.610  32.315 -3.109 -0.313 3.117 6.452  3.713   
32.575 13 BB_U2U3:A21A22_BB   B 2  ? B 22 ? B 3  ? B 21 ? 
1 B U 3  1_555 B A 21 1_555 B G 4  1_555 B C 20 1_555 -0.327 -1.513 3.166 -2.586 14.266 31.442 -4.485 0.200  2.304 24.746 4.485   
34.547 14 BB_U3G4:C20A21_BB   B 3  ? B 21 ? B 4  ? B 20 ? 
1 B G 4  1_555 B C 20 1_555 B C 5  1_555 B G 19 1_555 -0.040 -1.607 3.337 1.283  4.592  33.175 -3.534 0.277  3.090 7.990  -2.232  
33.506 15 BB_G4C5:G19C20_BB   B 4  ? B 20 ? B 5  ? B 19 ? 
1 B C 5  1_555 B G 19 1_555 B U 6  1_555 B A 18 1_555 0.654  -1.540 3.574 2.090  7.890  33.043 -3.951 -0.770 3.167 13.615 -3.606  
34.009 16 BB_C5U6:A18G19_BB   B 5  ? B 19 ? B 6  ? B 18 ? 
1 B U 6  1_555 B A 18 1_555 B G 7  1_555 B C 17 1_555 -0.231 -1.526 3.107 1.923  16.052 28.350 -5.055 0.691  1.964 29.900 -3.582  
32.553 17 BB_U6G7:C17A18_BB   B 6  ? B 18 ? B 7  ? B 17 ? 
# 
_atom_sites.entry_id                    1XPF 
_atom_sites.fract_transf_matrix[1][1]   0.035256 
_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]   0.008319 
_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]   0.010207 
_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  
MG 
N  
NA 
O  
P  
S  
# 
loop_