data_1K9W
# 
_entry.id   1K9W 
# 
_audit_conform.dict_name       mmcif_pdbx.dic 
_audit_conform.dict_version    5.386 
_audit_conform.dict_location   http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic 
# 
loop_
_database_2.database_id 
_database_2.database_code 
_database_2.pdbx_database_accession 
_database_2.pdbx_DOI 
PDB   1K9W         pdb_00001k9w 10.2210/pdb1k9w/pdb 
NDB   UR0017       ?            ?                   
RCSB  RCSB014742   ?            ?                   
WWPDB D_1000014742 ?            ?                   
# 
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 2001-11-30 
2 'Structure model' 1 1 2008-04-27 
3 'Structure model' 1 2 2011-07-13 
4 'Structure model' 1 3 2024-02-07 
# 
_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.ptnr1_auth_comp_id'     
4  4 'Structure model' '_struct_conn.ptnr1_auth_seq_id'      
5  4 'Structure model' '_struct_conn.ptnr1_label_asym_id'    
6  4 'Structure model' '_struct_conn.ptnr1_label_atom_id'    
7  4 'Structure model' '_struct_conn.ptnr1_label_comp_id'    
8  4 'Structure model' '_struct_conn.ptnr1_label_seq_id'     
9  4 'Structure model' '_struct_conn.ptnr2_auth_comp_id'     
10 4 'Structure model' '_struct_conn.ptnr2_auth_seq_id'      
11 4 'Structure model' '_struct_conn.ptnr2_label_asym_id'    
12 4 'Structure model' '_struct_conn.ptnr2_label_atom_id'    
13 4 'Structure model' '_struct_conn.ptnr2_label_comp_id'    
14 4 'Structure model' '_struct_conn.ptnr2_label_seq_id'     
15 4 'Structure model' '_struct_site.pdbx_auth_asym_id'      
16 4 'Structure model' '_struct_site.pdbx_auth_comp_id'      
17 4 'Structure model' '_struct_site.pdbx_auth_seq_id'       
# 
_pdbx_database_status.status_code                     REL 
_pdbx_database_status.entry_id                        1K9W 
_pdbx_database_status.recvd_initial_deposition_date   2001-10-31 
_pdbx_database_status.deposit_site                    RCSB 
_pdbx_database_status.process_site                    RCSB 
_pdbx_database_status.status_code_sf                  REL 
_pdbx_database_status.SG_entry                        . 
_pdbx_database_status.pdb_format_compatible           Y 
_pdbx_database_status.status_code_mr                  ? 
_pdbx_database_status.status_code_cs                  ? 
_pdbx_database_status.status_code_nmr_data            ? 
_pdbx_database_status.methods_development_category    ? 
# 
loop_
_pdbx_database_related.db_name 
_pdbx_database_related.db_id 
_pdbx_database_related.details 
_pdbx_database_related.content_type 
PDB 1JJM 'HIV-1(Mal) DIS kissing-complex' unspecified 
PDB 1JJN 'HIV-1(Lai) DIS kissing-complex' unspecified 
# 
loop_
_audit_author.name 
_audit_author.pdbx_ordinal 
'Ennifar, E.'   1 
'Walter, P.'    2 
'Ehresmann, B.' 3 
'Ehresmann, C.' 4 
'Dumas, P.'     5 
# 
_citation.id                        primary 
_citation.title                     
'Crystal structures of coaxially stacked kissing complexes of the HIV-1 RNA dimerization initiation site.' 
_citation.journal_abbrev            Nat.Struct.Biol. 
_citation.journal_volume            8 
_citation.page_first                1064 
_citation.page_last                 1068 
_citation.year                      2001 
_citation.journal_id_ASTM           NSBIEW 
_citation.country                   US 
_citation.journal_id_ISSN           1072-8368 
_citation.journal_id_CSD            2024 
_citation.book_publisher            ? 
_citation.pdbx_database_id_PubMed   11702070 
_citation.pdbx_database_id_DOI      10.1038/nsb727 
# 
loop_
_citation_author.citation_id 
_citation_author.name 
_citation_author.ordinal 
_citation_author.identifier_ORCID 
primary 'Ennifar, E.'   1 ? 
primary 'Walter, P.'    2 ? 
primary 'Ehresmann, B.' 3 ? 
primary 'Ehresmann, C.' 4 ? 
primary 'Dumas, P.'     5 ? 
# 
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 'HIV-1 DIS(Mal)UU RNA' 7364.416 4 ? ? ? 'DIMERIZATION INITIATION SITE' 
2 non-polymer syn 'MAGNESIUM ION'        24.305   4 ? ? ? ?                              
# 
_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       UUUGCUGAGGUGCACACAGCAAU 
_entity_poly.pdbx_seq_one_letter_code_can   UUUGCUGAGGUGCACACAGCAAU 
_entity_poly.pdbx_strand_id                 A,B,C,D 
_entity_poly.pdbx_target_identifier         ? 
# 
_pdbx_entity_nonpoly.entity_id   2 
_pdbx_entity_nonpoly.name        'MAGNESIUM ION' 
_pdbx_entity_nonpoly.comp_id     MG 
# 
loop_
_entity_poly_seq.entity_id 
_entity_poly_seq.num 
_entity_poly_seq.mon_id 
_entity_poly_seq.hetero 
1 1  U 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 U 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                'HIV-1(Mal) sequence with U265 and U287 mutations' 
# 
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 
MG non-polymer   . 'MAGNESIUM ION'              ? 'Mg 2'            24.305  
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  U 1  1  1  U U 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 U 23 23 23 U U A . n 
B 1 1  U 1  1  1  U U 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 U 23 23 23 U U B . n 
C 1 1  U 1  1  1  U U C . n 
C 1 2  U 2  2  2  U U C . n 
C 1 3  U 3  3  3  U U C . n 
C 1 4  G 4  4  4  G G C . n 
C 1 5  C 5  5  5  C C C . n 
C 1 6  U 6  6  6  U U C . n 
C 1 7  G 7  7  7  G G C . n 
C 1 8  A 8  8  8  A A C . n 
C 1 9  G 9  9  9  G G C . n 
C 1 10 G 10 10 10 G G C . n 
C 1 11 U 11 11 11 U U C . n 
C 1 12 G 12 12 12 G G C . n 
C 1 13 C 13 13 13 C C C . n 
C 1 14 A 14 14 14 A A C . n 
C 1 15 C 15 15 15 C C C . n 
C 1 16 A 16 16 16 A A C . n 
C 1 17 C 17 17 17 C C C . n 
C 1 18 A 18 18 18 A A C . n 
C 1 19 G 19 19 19 G G C . n 
C 1 20 C 20 20 20 C C C . n 
C 1 21 A 21 21 21 A A C . n 
C 1 22 A 22 22 22 A A C . n 
C 1 23 U 23 23 23 U U C . n 
D 1 1  U 1  1  1  U U D . n 
D 1 2  U 2  2  2  U U D . n 
D 1 3  U 3  3  3  U U D . n 
D 1 4  G 4  4  4  G G D . n 
D 1 5  C 5  5  5  C C D . n 
D 1 6  U 6  6  6  U U D . n 
D 1 7  G 7  7  7  G G D . n 
D 1 8  A 8  8  8  A A D . n 
D 1 9  G 9  9  9  G G D . n 
D 1 10 G 10 10 10 G G D . n 
D 1 11 U 11 11 11 U U D . n 
D 1 12 G 12 12 12 G G D . n 
D 1 13 C 13 13 13 C C D . n 
D 1 14 A 14 14 14 A A D . n 
D 1 15 C 15 15 15 C C D . n 
D 1 16 A 16 16 16 A A D . n 
D 1 17 C 17 17 17 C C D . n 
D 1 18 A 18 18 18 A A D . n 
D 1 19 G 19 19 19 G G D . n 
D 1 20 C 20 20 20 C C D . n 
D 1 21 A 21 21 21 A A D . n 
D 1 22 A 22 22 22 A A D . n 
D 1 23 U 23 23 23 U U D . 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 
E 2 MG 1 101 101 MG MG B . 
F 2 MG 1 103 103 MG MG B . 
G 2 MG 1 104 104 MG MG B . 
H 2 MG 1 102 102 MG MG D . 
# 
_pdbx_unobs_or_zero_occ_atoms.id               1 
_pdbx_unobs_or_zero_occ_atoms.PDB_model_num    1 
_pdbx_unobs_or_zero_occ_atoms.polymer_flag     Y 
_pdbx_unobs_or_zero_occ_atoms.occupancy_flag   0 
_pdbx_unobs_or_zero_occ_atoms.auth_asym_id     A 
_pdbx_unobs_or_zero_occ_atoms.auth_comp_id     C 
_pdbx_unobs_or_zero_occ_atoms.auth_seq_id      20 
_pdbx_unobs_or_zero_occ_atoms.PDB_ins_code     ? 
_pdbx_unobs_or_zero_occ_atoms.auth_atom_id     "O3'" 
_pdbx_unobs_or_zero_occ_atoms.label_alt_id     ? 
_pdbx_unobs_or_zero_occ_atoms.label_asym_id    A 
_pdbx_unobs_or_zero_occ_atoms.label_comp_id    C 
_pdbx_unobs_or_zero_occ_atoms.label_seq_id     20 
_pdbx_unobs_or_zero_occ_atoms.label_atom_id    "O3'" 
# 
loop_
_software.name 
_software.classification 
_software.version 
_software.citation_id 
_software.pdbx_ordinal 
AMoRE     phasing          .   ? 1 
CNS       refinement       0.4 ? 2 
DENZO     'data reduction' .   ? 3 
SCALEPACK 'data scaling'   .   ? 4 
# 
_cell.entry_id           1K9W 
_cell.length_a           122.070 
_cell.length_b           27.320 
_cell.length_c           92.100 
_cell.angle_alpha        90.00 
_cell.angle_beta         93.47 
_cell.angle_gamma        90.00 
_cell.Z_PDB              16 
_cell.pdbx_unique_axis   ? 
# 
_symmetry.entry_id                         1K9W 
_symmetry.space_group_name_H-M             'C 1 2 1' 
_symmetry.pdbx_full_space_group_name_H-M   ? 
_symmetry.cell_setting                     ? 
_symmetry.Int_Tables_number                5 
# 
_exptl.entry_id          1K9W 
_exptl.method            'X-RAY DIFFRACTION' 
_exptl.crystals_number   1 
# 
_exptl_crystal.id                    1 
_exptl_crystal.density_meas          ? 
_exptl_crystal.density_Matthews      2.60 
_exptl_crystal.density_percent_sol   52.73 
_exptl_crystal.description           ? 
# 
_exptl_crystal_grow.crystal_id      1 
_exptl_crystal_grow.method          'VAPOR DIFFUSION, HANGING DROP' 
_exptl_crystal_grow.temp            295 
_exptl_crystal_grow.temp_details    ? 
_exptl_crystal_grow.pH              7.0 
_exptl_crystal_grow.pdbx_details    
'Isopropanol, magnesium chloride, spermine, cacodylate, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 295K' 
_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 Isopropanol ? ? ? 
1 2 1 MgCl2       ? ? ? 
1 3 1 spermine    ? ? ? 
1 4 1 cacodylate  ? ? ? 
# 
_diffrn.id                     1 
_diffrn.ambient_temp           100 
_diffrn.ambient_temp_details   ? 
_diffrn.crystal_id             1 
# 
_diffrn_detector.diffrn_id              1 
_diffrn_detector.detector               CCD 
_diffrn_detector.type                   MARRESEARCH 
_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   0.93 
_diffrn_radiation_wavelength.wt           1.0 
# 
_diffrn_source.diffrn_id                   1 
_diffrn_source.source                      SYNCHROTRON 
_diffrn_source.type                        'ESRF BEAMLINE ID14-3' 
_diffrn_source.pdbx_synchrotron_site       ESRF 
_diffrn_source.pdbx_synchrotron_beamline   ID14-3 
_diffrn_source.pdbx_wavelength             ? 
_diffrn_source.pdbx_wavelength_list        0.93 
# 
_reflns.entry_id                     1K9W 
_reflns.observed_criterion_sigma_I   0 
_reflns.observed_criterion_sigma_F   0 
_reflns.d_resolution_low             15 
_reflns.d_resolution_high            2.9 
_reflns.number_obs                   6955 
_reflns.number_all                   ? 
_reflns.percent_possible_obs         96.3 
_reflns.pdbx_Rmerge_I_obs            ? 
_reflns.pdbx_Rsym_value              0.0420000 
_reflns.pdbx_netI_over_sigmaI        ? 
_reflns.B_iso_Wilson_estimate        ? 
_reflns.pdbx_redundancy              2.9 
_reflns.R_free_details               ? 
_reflns.pdbx_diffrn_id               1 
_reflns.pdbx_ordinal                 1 
# 
_reflns_shell.d_res_high             2.90 
_reflns_shell.d_res_low              3.03 
_reflns_shell.percent_possible_all   98.9 
_reflns_shell.Rmerge_I_obs           ? 
_reflns_shell.pdbx_Rsym_value        0.2960000 
_reflns_shell.meanI_over_sigI_obs    ? 
_reflns_shell.pdbx_redundancy        ? 
_reflns_shell.percent_possible_obs   ? 
_reflns_shell.number_unique_all      909 
_reflns_shell.pdbx_diffrn_id         ? 
_reflns_shell.pdbx_ordinal           1 
# 
_refine.entry_id                                 1K9W 
_refine.ls_number_reflns_obs                     4967 
_refine.ls_number_reflns_all                     5458 
_refine.pdbx_ls_sigma_I                          ? 
_refine.pdbx_ls_sigma_F                          2.0 
_refine.pdbx_data_cutoff_high_absF               422155.84 
_refine.pdbx_data_cutoff_low_absF                0.000000 
_refine.ls_d_res_low                             8.00 
_refine.ls_d_res_high                            3.10 
_refine.ls_percent_reflns_obs                    91.0 
_refine.ls_R_factor_obs                          ? 
_refine.ls_R_factor_all                          ? 
_refine.ls_R_factor_R_work                       0.2270000 
_refine.ls_R_factor_R_free                       0.2650000 
_refine.ls_R_factor_R_free_error                 0.013 
_refine.ls_R_factor_R_free_error_details         ? 
_refine.ls_percent_reflns_R_free                 8.8 
_refine.ls_number_reflns_R_free                  436 
_refine.ls_number_parameters                     ? 
_refine.ls_number_restraints                     ? 
_refine.occupancy_min                            ? 
_refine.occupancy_max                            ? 
_refine.B_iso_mean                               64.2 
_refine.aniso_B[1][1]                            2.70 
_refine.aniso_B[2][2]                            -17.19 
_refine.aniso_B[3][3]                            14.49 
_refine.aniso_B[1][2]                            0.00 
_refine.aniso_B[1][3]                            -10.14 
_refine.aniso_B[2][3]                            0.00 
_refine.solvent_model_details                    'FLAT MODEL' 
_refine.solvent_model_param_ksol                 0.09661481 
_refine.solvent_model_param_bsol                 10 
_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_Free                  ? 
_refine.overall_SU_B                             ? 
_refine.ls_redundancy_reflns_obs                 ? 
_refine.correlation_coeff_Fo_to_Fc               ? 
_refine.correlation_coeff_Fo_to_Fc_free          ? 
_refine.overall_SU_R_Cruickshank_DPI             ? 
_refine.overall_SU_R_free                        ? 
_refine.overall_SU_ML                            ? 
_refine.pdbx_overall_ESU_R                       ? 
_refine.pdbx_data_cutoff_high_rms_absF           ? 
_refine.pdbx_refine_id                           'X-RAY DIFFRACTION' 
_refine.pdbx_diffrn_id                           1 
_refine.pdbx_TLS_residual_ADP_flag               ? 
_refine.pdbx_solvent_vdw_probe_radii             ? 
_refine.pdbx_solvent_ion_probe_radii             ? 
_refine.pdbx_solvent_shrinkage_radii             ? 
_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                        1K9W 
_refine_analyze.Luzzati_coordinate_error_obs    0.39 
_refine_analyze.Luzzati_sigma_a_obs             -0.02 
_refine_analyze.Luzzati_d_res_low_obs           8.00 
_refine_analyze.Luzzati_coordinate_error_free   0.48 
_refine_analyze.Luzzati_sigma_a_free            0.26 
_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   1948 
_refine_hist.pdbx_number_atoms_ligand         4 
_refine_hist.number_atoms_solvent             0 
_refine_hist.number_atoms_total               1952 
_refine_hist.d_res_high                       3.10 
_refine_hist.d_res_low                        8.00 
# 
loop_
_refine_ls_restr.type 
_refine_ls_restr.dev_ideal 
_refine_ls_restr.dev_ideal_target 
_refine_ls_restr.weight 
_refine_ls_restr.number 
_refine_ls_restr.pdbx_refine_id 
_refine_ls_restr.pdbx_restraint_function 
c_bond_d           0.006 ? ? ? 'X-RAY DIFFRACTION' ? 
c_angle_deg        1.2   ? ? ? 'X-RAY DIFFRACTION' ? 
c_dihedral_angle_d 14.7  ? ? ? 'X-RAY DIFFRACTION' ? 
c_improper_angle_d 1.51  ? ? ? 'X-RAY DIFFRACTION' ? 
# 
_refine_ls_shell.pdbx_total_number_of_bins_used   6 
_refine_ls_shell.d_res_high                       3.10 
_refine_ls_shell.d_res_low                        3.28 
_refine_ls_shell.number_reflns_R_work             741 
_refine_ls_shell.R_factor_R_work                  0.2540000 
_refine_ls_shell.percent_reflns_obs               90.2 
_refine_ls_shell.R_factor_R_free                  0.3710000 
_refine_ls_shell.R_factor_R_free_error            0.048 
_refine_ls_shell.percent_reflns_R_free            7.5 
_refine_ls_shell.number_reflns_R_free             60 
_refine_ls_shell.redundancy_reflns_obs            ? 
_refine_ls_shell.pdbx_refine_id                   'X-RAY DIFFRACTION' 
_refine_ls_shell.number_reflns_all                ? 
_refine_ls_shell.R_factor_all                     ? 
# 
loop_
_pdbx_xplor_file.serial_no 
_pdbx_xplor_file.param_file 
_pdbx_xplor_file.topol_file 
_pdbx_xplor_file.pdbx_refine_id 
1 LUC.PARAM       DNA-RNA.TOP 'X-RAY DIFFRACTION' 
2 WATER_REP.PARAM WATER.TOP   'X-RAY DIFFRACTION' 
3 ION.PARAM       ION.TOP     'X-RAY DIFFRACTION' 
# 
_database_PDB_matrix.entry_id          1K9W 
_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                  1K9W 
_struct.title                     'HIV-1(MAL) RNA Dimerization Initiation Site' 
_struct.pdbx_model_details        ? 
_struct.pdbx_CASP_flag            ? 
_struct.pdbx_model_type_details   ? 
# 
_struct_keywords.entry_id        1K9W 
_struct_keywords.pdbx_keywords   RNA 
_struct_keywords.text            'HIV, RNA, hairpin' 
# 
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 1 ? 
D N N 1 ? 
E N N 2 ? 
F N N 2 ? 
G N N 2 ? 
H N N 2 ? 
# 
_struct_ref.id                         1 
_struct_ref.entity_id                  1 
_struct_ref.db_name                    PDB 
_struct_ref.db_code                    1K9W 
_struct_ref.pdbx_db_accession          1K9W 
_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 1K9W A 1 ? 23 ? 1K9W 1 ? 23 ? 1 23 
2 1 1K9W B 1 ? 23 ? 1K9W 1 ? 23 ? 1 23 
3 1 1K9W C 1 ? 23 ? 1K9W 1 ? 23 ? 1 23 
4 1 1K9W D 1 ? 23 ? 1K9W 1 ? 23 ? 1 23 
# 
loop_
_pdbx_struct_assembly.id 
_pdbx_struct_assembly.details 
_pdbx_struct_assembly.method_details 
_pdbx_struct_assembly.oligomeric_details 
_pdbx_struct_assembly.oligomeric_count 
1 author_defined_assembly ? dimeric 2 
2 author_defined_assembly ? dimeric 2 
# 
loop_
_pdbx_struct_assembly_gen.assembly_id 
_pdbx_struct_assembly_gen.oper_expression 
_pdbx_struct_assembly_gen.asym_id_list 
1 1 A,B,E,F,G 
2 1 C,D,H     
# 
_pdbx_struct_oper_list.id                   1 
_pdbx_struct_oper_list.type                 'identity operation' 
_pdbx_struct_oper_list.name                 1_555 
_pdbx_struct_oper_list.symmetry_operation   x,y,z 
_pdbx_struct_oper_list.matrix[1][1]         1.0000000000 
_pdbx_struct_oper_list.matrix[1][2]         0.0000000000 
_pdbx_struct_oper_list.matrix[1][3]         0.0000000000 
_pdbx_struct_oper_list.vector[1]            0.0000000000 
_pdbx_struct_oper_list.matrix[2][1]         0.0000000000 
_pdbx_struct_oper_list.matrix[2][2]         1.0000000000 
_pdbx_struct_oper_list.matrix[2][3]         0.0000000000 
_pdbx_struct_oper_list.vector[2]            0.0000000000 
_pdbx_struct_oper_list.matrix[3][1]         0.0000000000 
_pdbx_struct_oper_list.matrix[3][2]         0.0000000000 
_pdbx_struct_oper_list.matrix[3][3]         1.0000000000 
_pdbx_struct_oper_list.vector[3]            0.0000000000 
# 
loop_
_struct_biol.id 
_struct_biol.pdbx_parent_biol_id 
_struct_biol.details 
1 ? ? 
2 ? ? 
3 ? ? 
4 ? ? 
# 
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 ? ? B U 11 OP1 ? ? ? 1_555 F MG .  MG ? ? B U 11 B MG 103 1_555 ? ? ? ? ? ? ?             3.136 ? ? 
metalc2  metalc ? ? D G 9  N7  ? ? ? 1_555 H MG .  MG ? ? D G 9  D MG 102 1_555 ? ? ? ? ? ? ?             2.955 ? ? 
hydrog1  hydrog ? ? A U 1  N3  ? ? ? 1_555 C U  2  O2 ? ? A U 1  C U  2   1_555 ? ? ? ? ? ? 'U-U MISPAIR' ?     ? ? 
hydrog2  hydrog ? ? A G 4  N1  ? ? ? 1_555 A C  20 N3 ? ? A G 4  A C  20  1_555 ? ? ? ? ? ? 'G-C PAIR'    ?     ? ? 
hydrog3  hydrog ? ? A C 5  N4  ? ? ? 1_555 A G  19 O6 ? ? A C 5  A G  19  1_555 ? ? ? ? ? ? 'C-G PAIR'    ?     ? ? 
hydrog4  hydrog ? ? A U 6  N3  ? ? ? 1_555 A A  18 N1 ? ? A U 6  A A  18  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog5  hydrog ? ? A U 6  O4  ? ? ? 1_555 A A  18 N6 ? ? A U 6  A A  18  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog6  hydrog ? ? A G 7  N1  ? ? ? 1_555 A C  17 N3 ? ? A G 7  A C  17  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog7  hydrog ? ? A G 7  N2  ? ? ? 1_555 A C  17 O2 ? ? A G 7  A C  17  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog8  hydrog ? ? A G 7  O6  ? ? ? 1_555 A C  17 N4 ? ? A G 7  A C  17  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog9  hydrog ? ? A G 10 N1  ? ? ? 1_555 B C  15 N3 ? ? A G 10 B C  15  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog10 hydrog ? ? A G 10 N2  ? ? ? 1_555 B C  15 O2 ? ? A G 10 B C  15  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog11 hydrog ? ? A G 10 O6  ? ? ? 1_555 B C  15 N4 ? ? A G 10 B C  15  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog12 hydrog ? ? A U 11 N3  ? ? ? 1_555 B A  14 N1 ? ? A U 11 B A  14  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog13 hydrog ? ? A U 11 O4  ? ? ? 1_555 B A  14 N6 ? ? A U 11 B A  14  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog14 hydrog ? ? A G 12 N1  ? ? ? 1_555 B C  13 N3 ? ? A G 12 B C  13  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog15 hydrog ? ? A G 12 N2  ? ? ? 1_555 B C  13 O2 ? ? A G 12 B C  13  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog16 hydrog ? ? A G 12 O6  ? ? ? 1_555 B C  13 N4 ? ? A G 12 B C  13  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog17 hydrog ? ? A C 13 N3  ? ? ? 1_555 B G  12 N1 ? ? A C 13 B G  12  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog18 hydrog ? ? A C 13 N4  ? ? ? 1_555 B G  12 O6 ? ? A C 13 B G  12  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog19 hydrog ? ? A C 13 O2  ? ? ? 1_555 B G  12 N2 ? ? A C 13 B G  12  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog20 hydrog ? ? A A 14 N1  ? ? ? 1_555 B U  11 N3 ? ? A A 14 B U  11  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog21 hydrog ? ? A A 14 N6  ? ? ? 1_555 B U  11 O4 ? ? A A 14 B U  11  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog22 hydrog ? ? A C 15 N3  ? ? ? 1_555 B G  10 N1 ? ? A C 15 B G  10  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog23 hydrog ? ? A C 15 N4  ? ? ? 1_555 B G  10 O6 ? ? A C 15 B G  10  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog24 hydrog ? ? A C 15 O2  ? ? ? 1_555 B G  10 N2 ? ? A C 15 B G  10  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog25 hydrog ? ? B U 1  O4  ? ? ? 1_555 B U  23 N3 ? ? B U 1  B U  23  1_555 ? ? ? ? ? ? 'U-U MISPAIR' ?     ? ? 
hydrog26 hydrog ? ? B U 2  N3  ? ? ? 1_555 B A  22 N1 ? ? B U 2  B A  22  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog27 hydrog ? ? B U 2  O4  ? ? ? 1_555 B A  22 N6 ? ? B U 2  B A  22  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog28 hydrog ? ? B U 3  N3  ? ? ? 1_555 B A  21 N1 ? ? B U 3  B A  21  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog29 hydrog ? ? B U 3  O4  ? ? ? 1_555 B A  21 N6 ? ? B U 3  B A  21  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog30 hydrog ? ? B G 4  N1  ? ? ? 1_555 B C  20 N3 ? ? B G 4  B C  20  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog31 hydrog ? ? B G 4  N2  ? ? ? 1_555 B C  20 O2 ? ? B G 4  B C  20  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog32 hydrog ? ? B G 4  O6  ? ? ? 1_555 B C  20 N4 ? ? B G 4  B C  20  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog33 hydrog ? ? B C 5  N3  ? ? ? 1_555 B G  19 N1 ? ? B C 5  B G  19  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog34 hydrog ? ? B C 5  N4  ? ? ? 1_555 B G  19 O6 ? ? B C 5  B G  19  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog35 hydrog ? ? B C 5  O2  ? ? ? 1_555 B G  19 N2 ? ? B C 5  B G  19  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog36 hydrog ? ? B U 6  N3  ? ? ? 1_555 B A  18 N1 ? ? B U 6  B A  18  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog37 hydrog ? ? B U 6  O4  ? ? ? 1_555 B A  18 N6 ? ? B U 6  B A  18  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog38 hydrog ? ? B G 7  N1  ? ? ? 1_555 B C  17 N3 ? ? B G 7  B C  17  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog39 hydrog ? ? B G 7  N2  ? ? ? 1_555 B C  17 O2 ? ? B G 7  B C  17  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog40 hydrog ? ? B G 7  O6  ? ? ? 1_555 B C  17 N4 ? ? B G 7  B C  17  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog41 hydrog ? ? C U 2  N3  ? ? ? 1_555 C A  22 N1 ? ? C U 2  C A  22  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog42 hydrog ? ? C U 2  O4  ? ? ? 1_555 C A  22 N6 ? ? C U 2  C A  22  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog43 hydrog ? ? C U 3  O2  ? ? ? 1_555 C A  21 N6 ? ? C U 3  C A  21  1_555 ? ? ? ? ? ? 'U-A PAIR'    ?     ? ? 
hydrog44 hydrog ? ? C G 4  N1  ? ? ? 1_555 C C  20 O2 ? ? C G 4  C C  20  1_555 ? ? ? ? ? ? 'G-C PAIR'    ?     ? ? 
hydrog45 hydrog ? ? C C 5  O2  ? ? ? 1_555 C G  19 N2 ? ? C C 5  C G  19  1_555 ? ? ? ? ? ? 'C-G PAIR'    ?     ? ? 
hydrog46 hydrog ? ? C U 6  N3  ? ? ? 1_555 C A  18 N1 ? ? C U 6  C A  18  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog47 hydrog ? ? C U 6  O4  ? ? ? 1_555 C A  18 N6 ? ? C U 6  C A  18  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog48 hydrog ? ? C G 7  N1  ? ? ? 1_555 C C  17 N3 ? ? C G 7  C C  17  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog49 hydrog ? ? C G 7  N2  ? ? ? 1_555 C C  17 O2 ? ? C G 7  C C  17  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog50 hydrog ? ? C G 7  O6  ? ? ? 1_555 C C  17 N4 ? ? C G 7  C C  17  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog51 hydrog ? ? C G 10 N1  ? ? ? 1_555 D C  15 N3 ? ? C G 10 D C  15  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog52 hydrog ? ? C G 10 N2  ? ? ? 1_555 D C  15 O2 ? ? C G 10 D C  15  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog53 hydrog ? ? C G 10 O6  ? ? ? 1_555 D C  15 N4 ? ? C G 10 D C  15  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog54 hydrog ? ? C U 11 N3  ? ? ? 1_555 D A  14 N1 ? ? C U 11 D A  14  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog55 hydrog ? ? C U 11 O4  ? ? ? 1_555 D A  14 N6 ? ? C U 11 D A  14  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog56 hydrog ? ? C G 12 N1  ? ? ? 1_555 D C  13 N3 ? ? C G 12 D C  13  1_555 ? ? ? ? ? ? 'G-C PAIR'    ?     ? ? 
hydrog57 hydrog ? ? C C 13 N3  ? ? ? 1_555 D G  12 N1 ? ? C C 13 D G  12  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog58 hydrog ? ? C C 13 N4  ? ? ? 1_555 D G  12 O6 ? ? C C 13 D G  12  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog59 hydrog ? ? C C 13 O2  ? ? ? 1_555 D G  12 N2 ? ? C C 13 D G  12  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog60 hydrog ? ? C A 14 N1  ? ? ? 1_555 D U  11 N3 ? ? C A 14 D U  11  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog61 hydrog ? ? C A 14 N6  ? ? ? 1_555 D U  11 O4 ? ? C A 14 D U  11  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog62 hydrog ? ? C C 15 N3  ? ? ? 1_555 D G  10 N1 ? ? C C 15 D G  10  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog63 hydrog ? ? C C 15 N4  ? ? ? 1_555 D G  10 O6 ? ? C C 15 D G  10  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog64 hydrog ? ? C C 15 O2  ? ? ? 1_555 D G  10 N2 ? ? C C 15 D G  10  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog65 hydrog ? ? D U 1  O4  ? ? ? 1_555 D U  23 N3 ? ? D U 1  D U  23  1_555 ? ? ? ? ? ? 'U-U MISPAIR' ?     ? ? 
hydrog66 hydrog ? ? D U 2  N3  ? ? ? 1_555 D A  22 N1 ? ? D U 2  D A  22  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog67 hydrog ? ? D U 2  O4  ? ? ? 1_555 D A  22 N6 ? ? D U 2  D A  22  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog68 hydrog ? ? D U 3  N3  ? ? ? 1_555 D A  21 N1 ? ? D U 3  D A  21  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog69 hydrog ? ? D U 3  O4  ? ? ? 1_555 D A  21 N6 ? ? D U 3  D A  21  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog70 hydrog ? ? D G 4  N1  ? ? ? 1_555 D C  20 N3 ? ? D G 4  D C  20  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog71 hydrog ? ? D G 4  N2  ? ? ? 1_555 D C  20 O2 ? ? D G 4  D C  20  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog72 hydrog ? ? D G 4  O6  ? ? ? 1_555 D C  20 N4 ? ? D G 4  D C  20  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog73 hydrog ? ? D C 5  N3  ? ? ? 1_555 D G  19 N1 ? ? D C 5  D G  19  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog74 hydrog ? ? D C 5  N4  ? ? ? 1_555 D G  19 O6 ? ? D C 5  D G  19  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog75 hydrog ? ? D C 5  O2  ? ? ? 1_555 D G  19 N2 ? ? D C 5  D G  19  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog76 hydrog ? ? D U 6  N3  ? ? ? 1_555 D A  18 N1 ? ? D U 6  D A  18  1_555 ? ? ? ? ? ? 'U-A PAIR'    ?     ? ? 
hydrog77 hydrog ? ? D G 7  N1  ? ? ? 1_555 D C  17 N3 ? ? D G 7  D C  17  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog78 hydrog ? ? D G 7  N2  ? ? ? 1_555 D C  17 O2 ? ? D G 7  D C  17  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
hydrog79 hydrog ? ? D G 7  O6  ? ? ? 1_555 D C  17 N4 ? ? D G 7  D C  17  1_555 ? ? ? ? ? ? WATSON-CRICK  ?     ? ? 
# 
loop_
_struct_conn_type.id 
_struct_conn_type.criteria 
_struct_conn_type.reference 
metalc ? ? 
hydrog ? ? 
# 
loop_
_struct_site.id 
_struct_site.pdbx_evidence_code 
_struct_site.pdbx_auth_asym_id 
_struct_site.pdbx_auth_comp_id 
_struct_site.pdbx_auth_seq_id 
_struct_site.pdbx_auth_ins_code 
_struct_site.pdbx_num_residues 
_struct_site.details 
AC1 Software D MG 102 ? 2 'BINDING SITE FOR RESIDUE MG D 102' 
AC2 Software B MG 103 ? 2 'BINDING SITE FOR RESIDUE MG B 103' 
AC3 Software B MG 104 ? 1 'BINDING SITE FOR RESIDUE MG B 104' 
# 
loop_
_struct_site_gen.id 
_struct_site_gen.site_id 
_struct_site_gen.pdbx_num_res 
_struct_site_gen.label_comp_id 
_struct_site_gen.label_asym_id 
_struct_site_gen.label_seq_id 
_struct_site_gen.pdbx_auth_ins_code 
_struct_site_gen.auth_comp_id 
_struct_site_gen.auth_asym_id 
_struct_site_gen.auth_seq_id 
_struct_site_gen.label_atom_id 
_struct_site_gen.label_alt_id 
_struct_site_gen.symmetry 
_struct_site_gen.details 
1 AC1 2 A D 8  ? A D 8  . ? 1_555 ? 
2 AC1 2 G D 9  ? G D 9  . ? 1_555 ? 
3 AC2 2 A B 8  ? A B 8  . ? 1_555 ? 
4 AC2 2 U B 11 ? U B 11 . ? 1_555 ? 
5 AC3 1 C B 15 ? C B 15 . ? 1_555 ? 
# 
loop_
_pdbx_validate_planes.id 
_pdbx_validate_planes.PDB_model_num 
_pdbx_validate_planes.auth_comp_id 
_pdbx_validate_planes.auth_asym_id 
_pdbx_validate_planes.auth_seq_id 
_pdbx_validate_planes.PDB_ins_code 
_pdbx_validate_planes.label_alt_id 
_pdbx_validate_planes.rmsd 
_pdbx_validate_planes.type 
1 1 A A 8  ? ? 0.053 'SIDE CHAIN' 
2 1 G A 9  ? ? 0.055 'SIDE CHAIN' 
3 1 U A 11 ? ? 0.069 'SIDE CHAIN' 
4 1 A B 8  ? ? 0.072 'SIDE CHAIN' 
5 1 G B 9  ? ? 0.065 'SIDE CHAIN' 
6 1 A B 16 ? ? 0.055 'SIDE CHAIN' 
7 1 A B 22 ? ? 0.054 'SIDE CHAIN' 
8 1 G C 9  ? ? 0.057 'SIDE CHAIN' 
9 1 U D 6  ? ? 0.065 'SIDE CHAIN' 
# 
loop_
_pdbx_unobs_or_zero_occ_residues.id 
_pdbx_unobs_or_zero_occ_residues.PDB_model_num 
_pdbx_unobs_or_zero_occ_residues.polymer_flag 
_pdbx_unobs_or_zero_occ_residues.occupancy_flag 
_pdbx_unobs_or_zero_occ_residues.auth_asym_id 
_pdbx_unobs_or_zero_occ_residues.auth_comp_id 
_pdbx_unobs_or_zero_occ_residues.auth_seq_id 
_pdbx_unobs_or_zero_occ_residues.PDB_ins_code 
_pdbx_unobs_or_zero_occ_residues.label_asym_id 
_pdbx_unobs_or_zero_occ_residues.label_comp_id 
_pdbx_unobs_or_zero_occ_residues.label_seq_id 
1  1 Y 0 A U 1  ? A U 1  
2  1 Y 0 A U 2  ? A U 2  
3  1 Y 0 A A 21 ? A A 21 
4  1 Y 0 A A 22 ? A A 22 
5  1 Y 0 A U 23 ? A U 23 
6  1 Y 0 C U 1  ? C U 1  
7  1 Y 0 C U 2  ? C U 2  
8  1 Y 0 C U 3  ? C U 3  
9  1 Y 0 C C 20 ? C C 20 
10 1 Y 0 C A 21 ? C A 21 
11 1 Y 0 C A 22 ? C A 22 
12 1 Y 0 C U 23 ? C U 23 
# 
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 
MG MG     MG N N 111 
U  OP3    O  N N 112 
U  P      P  N N 113 
U  OP1    O  N N 114 
U  OP2    O  N N 115 
U  "O5'"  O  N N 116 
U  "C5'"  C  N N 117 
U  "C4'"  C  N R 118 
U  "O4'"  O  N N 119 
U  "C3'"  C  N S 120 
U  "O3'"  O  N N 121 
U  "C2'"  C  N R 122 
U  "O2'"  O  N N 123 
U  "C1'"  C  N R 124 
U  N1     N  N N 125 
U  C2     C  N N 126 
U  O2     O  N N 127 
U  N3     N  N N 128 
U  C4     C  N N 129 
U  O4     O  N N 130 
U  C5     C  N N 131 
U  C6     C  N N 132 
U  HOP3   H  N N 133 
U  HOP2   H  N N 134 
U  "H5'"  H  N N 135 
U  "H5''" H  N N 136 
U  "H4'"  H  N N 137 
U  "H3'"  H  N N 138 
U  "HO3'" H  N N 139 
U  "H2'"  H  N N 140 
U  "HO2'" H  N N 141 
U  "H1'"  H  N N 142 
U  H3     H  N N 143 
U  H5     H  N N 144 
U  H6     H  N N 145 
# 
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 
1K9W 'double helix'         
1K9W 'a-form double helix'  
1K9W '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 C U 2  1_555 A U 1  1_555 4.446  -1.152 -0.803 -20.475 34.234  51.815  1  C_U2:U1_A   C 2  ? A 1  ? ?  ? 
1 C U 3  1_555 C A 21 1_555 3.882  -0.590 0.967  -18.286 -35.682 15.689  2  C_U3:A21_C  C 3  ? C 21 ? ?  ? 
1 C G 4  1_555 C C 20 1_555 -2.140 -0.018 0.919  15.414  -4.734  22.088  3  C_G4:C20_C  C 4  ? C 20 ? ?  1 
1 C C 5  1_555 C G 19 1_555 -0.452 0.752  0.386  21.506  -36.550 28.458  4  C_C5:G19_C  C 5  ? C 19 ? ?  1 
1 C U 6  1_555 C A 18 1_555 -1.740 -0.082 0.024  10.208  -12.692 -13.948 5  C_U6:A18_C  C 6  ? C 18 ? 20 1 
1 C G 7  1_555 C C 17 1_555 -0.685 0.044  0.573  11.373  -8.219  1.950   6  C_G7:C17_C  C 7  ? C 17 ? 19 1 
1 A G 4  1_555 A C 20 1_555 0.083  0.123  0.512  23.124  -30.503 21.892  7  A_G4:C20_A  A 4  ? A 20 ? ?  1 
1 A C 5  1_555 A G 19 1_555 -1.816 -0.042 -0.830 12.076  -10.712 -8.045  8  A_C5:G19_A  A 5  ? A 19 ? ?  1 
1 A U 6  1_555 A A 18 1_555 -1.201 0.045  -0.007 9.151   1.107   9.423   9  A_U6:A18_A  A 6  ? A 18 ? 20 1 
1 A G 7  1_555 A C 17 1_555 0.054  0.143  0.117  -0.563  -8.785  9.301   10 A_G7:C17_A  A 7  ? A 17 ? 19 1 
1 A G 10 1_555 B C 15 1_555 0.309  -0.350 -0.903 -19.511 -6.065  -6.563  11 A_G10:C15_B A 10 ? B 15 ? 19 1 
1 A U 11 1_555 B A 14 1_555 -0.149 -0.504 -0.510 -1.467  -7.195  -1.228  12 A_U11:A14_B A 11 ? B 14 ? 20 1 
1 A G 12 1_555 B C 13 1_555 -0.092 -0.396 -0.375 -9.611  -7.018  -3.916  13 A_G12:C13_B A 12 ? B 13 ? 19 1 
1 A C 13 1_555 B G 12 1_555 -0.404 -0.351 0.292  0.199   -3.134  -5.131  14 A_C13:G12_B A 13 ? B 12 ? 19 1 
1 A A 14 1_555 B U 11 1_555 -0.357 -0.370 -0.532 2.909   -13.709 2.207   15 A_A14:U11_B A 14 ? B 11 ? 20 1 
1 A C 15 1_555 B G 10 1_555 -0.096 -0.255 -0.353 12.200  -7.961  4.449   16 A_C15:G10_B A 15 ? B 10 ? 19 1 
1 B U 1  1_555 B U 23 1_555 -2.361 -1.242 0.191  9.744   -18.967 -20.743 17 B_U1:U23_B  B 1  ? B 23 ? ?  ? 
1 B U 2  1_555 B A 22 1_555 0.603  -0.624 0.270  -1.644  -9.545  1.050   18 B_U2:A22_B  B 2  ? B 22 ? 20 1 
1 B U 3  1_555 B A 21 1_555 -0.244 -0.180 0.116  4.809   -7.607  -1.291  19 B_U3:A21_B  B 3  ? B 21 ? 20 1 
1 B G 4  1_555 B C 20 1_555 -0.240 -0.094 0.026  0.082   -10.498 4.875   20 B_G4:C20_B  B 4  ? B 20 ? 19 1 
1 B C 5  1_555 B G 19 1_555 0.796  -0.311 -0.311 12.621  -16.403 9.125   21 B_C5:G19_B  B 5  ? B 19 ? 19 1 
1 B U 6  1_555 B A 18 1_555 -0.870 -0.454 0.759  -3.529  -0.536  -10.626 22 B_U6:A18_B  B 6  ? B 18 ? 20 1 
1 B G 7  1_555 B C 17 1_555 -0.252 -0.221 0.090  8.144   2.607   0.542   23 B_G7:C17_B  B 7  ? B 17 ? 19 1 
1 C G 10 1_555 D C 15 1_555 0.250  0.240  -0.554 -6.710  0.268   1.834   24 C_G10:C15_D C 10 ? D 15 ? 19 1 
1 C U 11 1_555 D A 14 1_555 -1.038 -0.365 0.399  -5.821  21.969  9.154   25 C_U11:A14_D C 11 ? D 14 ? 20 1 
1 C G 12 1_555 D C 13 1_555 2.006  -0.138 -0.553 -16.930 -8.879  -10.821 26 C_G12:C13_D C 12 ? D 13 ? ?  1 
1 C C 13 1_555 D G 12 1_555 -1.073 0.067  0.789  -2.998  -7.660  3.248   27 C_C13:G12_D C 13 ? D 12 ? 19 1 
1 C A 14 1_555 D U 11 1_555 -0.502 -0.239 0.193  11.127  -6.809  4.400   28 C_A14:U11_D C 14 ? D 11 ? 20 1 
1 C C 15 1_555 D G 10 1_555 -0.463 0.239  0.134  4.073   -1.250  1.632   29 C_C15:G10_D C 15 ? D 10 ? 19 1 
1 D U 1  1_555 D U 23 1_555 -3.306 -1.866 -0.324 -7.566  -18.141 -30.797 30 D_U1:U23_D  D 1  ? D 23 ? ?  ? 
1 D U 2  1_555 D A 22 1_555 0.281  -0.139 0.374  -2.371  -8.531  -3.947  31 D_U2:A22_D  D 2  ? D 22 ? 20 1 
1 D U 3  1_555 D A 21 1_555 -0.727 -0.552 -0.286 5.366   -15.092 -0.767  32 D_U3:A21_D  D 3  ? D 21 ? 20 1 
1 D G 4  1_555 D C 20 1_555 -0.312 -0.603 -0.240 1.738   -5.422  -5.593  33 D_G4:C20_D  D 4  ? D 20 ? 19 1 
1 D C 5  1_555 D G 19 1_555 0.437  -0.554 0.016  -7.521  -7.270  -3.708  34 D_C5:G19_D  D 5  ? D 19 ? 19 1 
1 D U 6  1_555 D A 18 1_555 0.689  -0.112 -0.062 -6.547  -8.987  17.414  35 D_U6:A18_D  D 6  ? D 18 ? ?  1 
1 D G 7  1_555 D C 17 1_555 -0.140 -0.330 1.489  17.947  -5.020  -5.779  36 D_G7:C17_D  D 7  ? D 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 C U 2  1_555 A U 1  1_555 C U 3  1_555 C A 21 1_555 4.250  -1.890 3.700 6.991   50.676 77.731 -2.436 -2.832 2.651  36.986 -5.102 
90.774 1  CC_U2U3:A21U1_CA    C 2  ? A 1  ? C 3  ? C 21 ? 
1 C U 3  1_555 C A 21 1_555 C G 4  1_555 C C 20 1_555 -0.049 -1.072 1.407 -4.217  19.755 2.365  -4.367 -0.145 -0.866 81.554 17.408 
20.337 2  CC_U3G4:C20A21_CC   C 3  ? C 21 ? C 4  ? C 20 ? 
1 C G 4  1_555 C C 20 1_555 C C 5  1_555 C G 19 1_555 0.175  -0.358 3.283 8.845   3.819  34.971 -1.115 0.968  3.177  6.211  
-14.384 36.234 3  CC_G4C5:G19C20_CC   C 4  ? C 20 ? C 5  ? C 19 ? 
1 C C 5  1_555 C G 19 1_555 C U 6  1_555 C A 18 1_555 -1.433 -1.209 3.364 -9.910  10.610 26.539 -4.567 0.654  3.010  21.214 19.814 
30.188 4  CC_C5U6:A18G19_CC   C 5  ? C 19 ? C 6  ? C 18 ? 
1 C U 6  1_555 C A 18 1_555 C G 7  1_555 C C 17 1_555 1.737  -1.597 3.031 -1.328  8.633  31.186 -4.165 -3.317 2.439  15.676 2.412 
32.357 5  CC_U6G7:C17A18_CC   C 6  ? C 18 ? C 7  ? C 17 ? 
1 A G 4  1_555 A C 20 1_555 A C 5  1_555 A G 19 1_555 -1.964 -1.449 3.341 -4.003  13.515 18.422 -8.022 3.586  2.162  36.129 10.701 
23.159 6  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 1.215  -1.041 3.419 -10.212 9.154  30.375 -3.267 -3.738 2.486  16.457 18.360 
33.261 7  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 0.336  -1.669 3.400 -1.526  8.588  35.440 -3.833 -0.744 2.914  13.850 2.462 
36.465 8  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 -0.198 -1.418 2.735 -2.304  3.343  28.314 -3.487 -0.025 2.561  6.789  4.679 
28.598 9  AA_G10U11:A14C15_BB A 10 ? B 15 ? A 11 ? B 14 ? 
1 A U 11 1_555 B A 14 1_555 A G 12 1_555 B C 13 1_555 -0.236 -1.298 3.436 -1.244  15.306 29.185 -4.806 0.212  2.475  28.059 2.281 
32.900 10 AA_U11G12:C13A14_BB A 11 ? B 14 ? A 12 ? B 13 ? 
1 A G 12 1_555 B C 13 1_555 A C 13 1_555 B G 12 1_555 -0.329 -1.220 3.217 -6.533  3.835  29.056 -3.123 -0.671 3.035  7.484  12.750 
30.006 11 AA_G12C13:G12C13_BB A 12 ? B 13 ? A 13 ? B 12 ? 
1 A C 13 1_555 B G 12 1_555 A A 14 1_555 B U 11 1_555 0.596  -1.405 3.132 4.795   10.760 28.785 -4.482 -0.286 2.522  20.588 -9.175 
31.055 12 AA_C13A14:U11G12_BB A 13 ? B 12 ? A 14 ? B 11 ? 
1 A A 14 1_555 B U 11 1_555 A C 15 1_555 B G 10 1_555 0.820  -1.350 3.102 -4.012  2.398  34.065 -2.629 -1.965 2.890  4.069  6.808 
34.375 13 AA_A14C15:G10U11_BB A 14 ? B 11 ? A 15 ? B 10 ? 
1 B U 1  1_555 B U 23 1_555 B U 2  1_555 B A 22 1_555 0.847  -1.208 3.722 0.046   9.034  43.736 -2.506 -1.111 3.421  11.975 -0.061 
44.615 14 BB_U1U2:A22U23_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 0.094  -1.629 2.790 1.266   7.053  30.769 -4.041 0.015  2.369  13.072 -2.347 
31.573 15 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 0.689  -2.107 3.350 0.314   4.486  27.889 -5.336 -1.340 2.989  9.231  -0.647 
28.242 16 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 0.127  -0.722 2.886 6.307   5.182  39.323 -1.568 0.442  2.760  7.601  -9.251 
40.128 17 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 -0.422 -1.561 3.648 -9.432  9.502  21.244 -6.546 -1.955 2.670  23.056 22.886 
25.069 18 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 0.686  -1.713 2.682 6.782   10.807 36.560 -3.610 -0.395 2.196  16.618 
-10.428 38.650 19 BB_U6G7:C17A18_BB   B 6  ? B 18 ? B 7  ? B 17 ? 
1 C G 10 1_555 D C 15 1_555 C U 11 1_555 D A 14 1_555 -0.267 -1.928 3.171 -8.455  10.543 26.141 -5.785 -1.064 2.224  21.572 17.299 
29.373 20 CC_G10U11:A14C15_DD C 10 ? D 15 ? C 11 ? D 14 ? 
1 C U 11 1_555 D A 14 1_555 C G 12 1_555 D C 13 1_555 -0.586 -1.643 3.415 10.805  22.713 51.080 -2.935 1.189  2.388  24.705 
-11.753 56.561 21 CC_U11G12:C13A14_DD C 11 ? D 14 ? C 12 ? D 13 ? 
1 C G 12 1_555 D C 13 1_555 C C 13 1_555 D G 12 1_555 -0.051 -1.642 2.903 -12.829 -1.314 16.375 -4.029 -4.904 2.422  -3.915 38.235 
20.817 22 CC_G12C13:G12C13_DD C 12 ? D 13 ? C 13 ? D 12 ? 
1 C C 13 1_555 D G 12 1_555 C A 14 1_555 D U 11 1_555 0.158  -1.560 2.862 1.475   -4.267 29.702 -2.213 -0.029 3.055  -8.264 -2.857 
30.036 23 CC_C13A14:U11G12_DD C 13 ? D 12 ? C 14 ? D 11 ? 
1 C A 14 1_555 D U 11 1_555 C C 15 1_555 D G 10 1_555 0.762  -1.468 3.304 0.222   6.574  32.719 -3.615 -1.292 2.966  11.525 -0.390 
33.356 24 CC_A14C15:G10U11_DD C 14 ? D 11 ? C 15 ? D 10 ? 
1 D U 1  1_555 D U 23 1_555 D U 2  1_555 D A 22 1_555 1.277  -1.237 3.400 -10.554 8.551  52.660 -1.868 -2.032 2.895  9.461  11.678 
54.262 25 DD_U1U2:A22U23_DD   D 1  ? D 23 ? D 2  ? D 22 ? 
1 D U 2  1_555 D A 22 1_555 D U 3  1_555 D A 21 1_555 0.439  -1.380 2.946 3.271   4.645  29.006 -3.570 -0.252 2.729  9.164  -6.453 
29.545 26 DD_U2U3:A21A22_DD   D 2  ? D 22 ? D 3  ? D 21 ? 
1 D U 3  1_555 D A 21 1_555 D G 4  1_555 D C 20 1_555 -0.030 -1.625 3.409 -1.418  7.485  29.991 -4.474 -0.215 2.925  14.178 2.686 
30.922 27 DD_U3G4:C20A21_DD   D 3  ? D 21 ? D 4  ? D 20 ? 
1 D G 4  1_555 D C 20 1_555 D C 5  1_555 D G 19 1_555 0.361  -1.450 3.626 -2.124  6.292  36.031 -3.232 -0.887 3.309  10.066 3.399 
36.618 28 DD_G4C5:G19C20_DD   D 4  ? D 20 ? D 5  ? D 19 ? 
1 D C 5  1_555 D G 19 1_555 D U 6  1_555 D A 18 1_555 0.659  -0.930 2.852 5.171   10.465 41.833 -2.126 -0.464 2.616  14.325 -7.078 
43.361 29 DD_C5U6:A18G19_DD   D 5  ? D 19 ? D 6  ? D 18 ? 
1 D U 6  1_555 D A 18 1_555 D G 7  1_555 D C 17 1_555 -0.328 -2.151 2.391 -7.946  3.479  17.948 -7.352 -1.639 1.913  10.399 23.752 
19.919 30 DD_U6G7:C17A18_DD   D 6  ? D 18 ? D 7  ? D 17 ? 
# 
_atom_sites.entry_id                    1K9W 
_atom_sites.fract_transf_matrix[1][1]   0.008192 
_atom_sites.fract_transf_matrix[1][2]   0.000000 
_atom_sites.fract_transf_matrix[1][3]   0.000497 
_atom_sites.fract_transf_matrix[2][1]   0.000000 
_atom_sites.fract_transf_matrix[2][2]   0.036603 
_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]   0.010878 
_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  
O  
P  
# 
loop_