data_1BR3
# 
_entry.id   1BR3 
# 
_audit_conform.dict_name       mmcif_pdbx.dic 
_audit_conform.dict_version    5.385 
_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   1BR3         pdb_00001br3 10.2210/pdb1br3/pdb 
RCSB  UH0001       ?            ?                   
WWPDB D_1000172018 ?            ?                   
# 
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 1999-02-23 
2 'Structure model' 1 1 2008-05-22 
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' 'Structure summary'         
# 
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_keywords 
# 
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_keywords.text'               
# 
_pdbx_database_status.status_code                     REL 
_pdbx_database_status.entry_id                        1BR3 
_pdbx_database_status.recvd_initial_deposition_date   1998-08-13 
_pdbx_database_status.deposit_site                    ? 
_pdbx_database_status.process_site                    NDB 
_pdbx_database_status.SG_entry                        . 
_pdbx_database_status.status_code_sf                  ? 
_pdbx_database_status.status_code_mr                  ? 
_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_
_audit_author.name 
_audit_author.pdbx_ordinal 
'Nowakowski, J.' 1 
'Shim, P.J.'     2 
'Prasad, G.S.'   3 
'Stout, C.D.'    4 
'Joyce, G.F.'    5 
# 
_citation.id                        primary 
_citation.title                     'Crystal structure of an 82-nucleotide RNA-DNA complex formed by the 10-23 DNA enzyme.' 
_citation.journal_abbrev            Nat.Struct.Biol. 
_citation.journal_volume            6 
_citation.page_first                151 
_citation.page_last                 156 
_citation.year                      1999 
_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   10048927 
_citation.pdbx_database_id_DOI      10.1038/5839 
# 
loop_
_citation_author.citation_id 
_citation_author.name 
_citation_author.ordinal 
_citation_author.identifier_ORCID 
primary 'Nowakowski, J.' 1 ? 
primary 'Shim, P.J.'     2 ? 
primary 'Prasad, G.S.'   3 ? 
primary 'Stout, C.D.'    4 ? 
primary 'Joyce, G.F.'    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 
;RNA (5'-R(*GP*GP*AP*CP*AP*GP*AP*UP*GP*GP*GP*AP*G)-3')
;
4299.654 1 ? ? ? 'RNA SUBSTRATE' 
2 polymer syn 'DNA (10-23 DNA ENZYME)'                                8511.482 1 ? ? ? ?               
# 
loop_
_entity_poly.entity_id 
_entity_poly.type 
_entity_poly.nstd_linkage 
_entity_poly.nstd_monomer 
_entity_poly.pdbx_seq_one_letter_code 
_entity_poly.pdbx_seq_one_letter_code_can 
_entity_poly.pdbx_strand_id 
_entity_poly.pdbx_target_identifier 
1 polyribonucleotide      no no GGACAGAUGGGAG GGACAGAUGGGAG                A ? 
2 polydeoxyribonucleotide no no 
;(DG)(DC)(DT)(DC)(DC)(DC)(DA)(DG)(DG)(DC)(DT)(DA)(DG)(DC)(DT)(DA)(DC)(DA)(DA)(DC)
(DG)(DA)(DC)(DT)(DG)(DT)(DC)(DC)
;
GCTCCCAGGCTAGCTACAACGACTGTCC B ? 
# 
loop_
_entity_poly_seq.entity_id 
_entity_poly_seq.num 
_entity_poly_seq.mon_id 
_entity_poly_seq.hetero 
1 1  G  n 
1 2  G  n 
1 3  A  n 
1 4  C  n 
1 5  A  n 
1 6  G  n 
1 7  A  n 
1 8  U  n 
1 9  G  n 
1 10 G  n 
1 11 G  n 
1 12 A  n 
1 13 G  n 
2 1  DG n 
2 2  DC n 
2 3  DT n 
2 4  DC n 
2 5  DC n 
2 6  DC n 
2 7  DA n 
2 8  DG n 
2 9  DG n 
2 10 DC n 
2 11 DT n 
2 12 DA n 
2 13 DG n 
2 14 DC n 
2 15 DT n 
2 16 DA n 
2 17 DC n 
2 18 DA n 
2 19 DA n 
2 20 DC n 
2 21 DG n 
2 22 DA n 
2 23 DC n 
2 24 DT n 
2 25 DG n 
2 26 DT n 
2 27 DC n 
2 28 DC 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 
DA 'DNA linking' y "2'-DEOXYADENOSINE-5'-MONOPHOSPHATE" ? 'C10 H14 N5 O6 P' 331.222 
DC 'DNA linking' y "2'-DEOXYCYTIDINE-5'-MONOPHOSPHATE"  ? 'C9 H14 N3 O7 P'  307.197 
DG 'DNA linking' y "2'-DEOXYGUANOSINE-5'-MONOPHOSPHATE" ? 'C10 H14 N5 O7 P' 347.221 
DT 'DNA linking' y "THYMIDINE-5'-MONOPHOSPHATE"         ? 'C10 H15 N2 O8 P' 322.208 
G  'RNA linking' y "GUANOSINE-5'-MONOPHOSPHATE"         ? 'C10 H14 N5 O8 P' 363.221 
U  'RNA linking' y "URIDINE-5'-MONOPHOSPHATE"           ? 'C9 H13 N2 O9 P'  324.181 
# 
loop_
_pdbx_poly_seq_scheme.asym_id 
_pdbx_poly_seq_scheme.entity_id 
_pdbx_poly_seq_scheme.seq_id 
_pdbx_poly_seq_scheme.mon_id 
_pdbx_poly_seq_scheme.ndb_seq_num 
_pdbx_poly_seq_scheme.pdb_seq_num 
_pdbx_poly_seq_scheme.auth_seq_num 
_pdbx_poly_seq_scheme.pdb_mon_id 
_pdbx_poly_seq_scheme.auth_mon_id 
_pdbx_poly_seq_scheme.pdb_strand_id 
_pdbx_poly_seq_scheme.pdb_ins_code 
_pdbx_poly_seq_scheme.hetero 
A 1 1  G  1  1  1  G  G A . n 
A 1 2  G  2  2  2  G  G A . n 
A 1 3  A  3  3  3  A  A A . n 
A 1 4  C  4  4  4  C  C A . n 
A 1 5  A  5  5  5  A  A A . n 
A 1 6  G  6  6  6  G  G A . n 
A 1 7  A  7  7  7  A  A A . n 
A 1 8  U  8  8  8  U  U 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 G  11 11 11 G  G A . n 
A 1 12 A  12 12 12 A  A A . n 
A 1 13 G  13 13 13 G  G A . n 
B 2 1  DG 1  14 14 DG G B . n 
B 2 2  DC 2  15 15 DC C B . n 
B 2 3  DT 3  16 16 DT T B . n 
B 2 4  DC 4  17 17 DC C B . n 
B 2 5  DC 5  18 18 DC C B . n 
B 2 6  DC 6  19 19 DC C B . n 
B 2 7  DA 7  20 20 DA A B . n 
B 2 8  DG 8  21 21 DG G B . n 
B 2 9  DG 9  22 22 DG G B . n 
B 2 10 DC 10 23 23 DC C B . n 
B 2 11 DT 11 24 24 DT T B . n 
B 2 12 DA 12 25 25 DA A B . n 
B 2 13 DG 13 26 26 DG G B . n 
B 2 14 DC 14 27 27 DC C B . n 
B 2 15 DT 15 28 28 DT T B . n 
B 2 16 DA 16 29 29 DA A B . n 
B 2 17 DC 17 30 30 DC C B . n 
B 2 18 DA 18 31 31 DA A B . n 
B 2 19 DA 19 32 32 DA A B . n 
B 2 20 DC 20 33 33 DC C B . n 
B 2 21 DG 21 34 34 DG G B . n 
B 2 22 DA 22 35 35 DA A B . n 
B 2 23 DC 23 36 36 DC C B . n 
B 2 24 DT 24 37 37 DT T B . n 
B 2 25 DG 25 38 38 DG G B . n 
B 2 26 DT 26 39 39 DT T B . n 
B 2 27 DC 27 40 40 DC C B . n 
B 2 28 DC 28 41 41 DC C B . n 
# 
loop_
_software.name 
_software.classification 
_software.version 
_software.citation_id 
_software.pdbx_ordinal 
X-PLOR   refinement       3.851            ? 1 
SOFTWARE 'data reduction' 'AT SYNCHROTRON' ? 2 
# 
_cell.entry_id           1BR3 
_cell.length_a           63.450 
_cell.length_b           63.450 
_cell.length_c           216.510 
_cell.angle_alpha        90.00 
_cell.angle_beta         90.00 
_cell.angle_gamma        120.00 
_cell.Z_PDB              12 
_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                         1BR3 
_symmetry.space_group_name_H-M             'P 61 2 2' 
_symmetry.pdbx_full_space_group_name_H-M   ? 
_symmetry.cell_setting                     hexagonal 
_symmetry.Int_Tables_number                178 
_symmetry.space_group_name_Hall            ? 
# 
_exptl.entry_id          1BR3 
_exptl.method            'X-RAY DIFFRACTION' 
_exptl.crystals_number   10 
# 
_exptl_crystal.id                    1 
_exptl_crystal.density_meas          ? 
_exptl_crystal.density_Matthews      4.77 
_exptl_crystal.density_percent_sol   74.23 
_exptl_crystal.description           ? 
_exptl_crystal.F_000                 ? 
_exptl_crystal.preparation           ? 
# 
_exptl_crystal_grow.crystal_id      1 
_exptl_crystal_grow.method          ? 
_exptl_crystal_grow.temp            ? 
_exptl_crystal_grow.temp_details    ? 
_exptl_crystal_grow.pH              6.50 
_exptl_crystal_grow.pdbx_details    'pH 6.50' 
_exptl_crystal_grow.pdbx_pH_range   . 
# 
_diffrn.id                     1 
_diffrn.ambient_temp           100.0 
_diffrn.ambient_temp_details   ? 
_diffrn.crystal_id             1 
# 
_diffrn_detector.diffrn_id              1 
_diffrn_detector.detector               'IMAGE PLATE' 
_diffrn_detector.type                   ? 
_diffrn_detector.pdbx_collection_date   1998-02-15 
_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                    ? 
_diffrn_radiation.pdbx_diffrn_protocol             'SINGLE WAVELENGTH' 
_diffrn_radiation.pdbx_scattering_type             x-ray 
# 
_diffrn_radiation_wavelength.id           1 
_diffrn_radiation_wavelength.wavelength   0.980 
_diffrn_radiation_wavelength.wt           1.0 
# 
_diffrn_source.diffrn_id                   1 
_diffrn_source.source                      SYNCHROTRON 
_diffrn_source.type                        'SSRL BEAMLINE BL9-1' 
_diffrn_source.pdbx_synchrotron_site       SSRL 
_diffrn_source.pdbx_synchrotron_beamline   BL9-1 
_diffrn_source.pdbx_wavelength             0.980 
_diffrn_source.pdbx_wavelength_list        ? 
# 
_reflns.entry_id                     1BR3 
_reflns.observed_criterion_sigma_I   2.000 
_reflns.observed_criterion_sigma_F   ? 
_reflns.d_resolution_low             30.000 
_reflns.d_resolution_high            3.000 
_reflns.number_obs                   5739 
_reflns.number_all                   ? 
_reflns.percent_possible_obs         98.2 
_reflns.pdbx_Rmerge_I_obs            ? 
_reflns.pdbx_Rsym_value              4.3000000 
_reflns.pdbx_netI_over_sigmaI        5.8000 
_reflns.B_iso_Wilson_estimate        ? 
_reflns.pdbx_redundancy              4.100 
_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             3.00 
_reflns_shell.d_res_low              3.20 
_reflns_shell.percent_possible_all   98.0 
_reflns_shell.Rmerge_I_obs           ? 
_reflns_shell.pdbx_Rsym_value        ? 
_reflns_shell.meanI_over_sigI_obs    3.800 
_reflns_shell.pdbx_redundancy        4.00 
_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                                 1BR3 
_refine.ls_number_reflns_obs                     5739 
_refine.ls_number_reflns_all                     ? 
_refine.pdbx_ls_sigma_I                          ? 
_refine.pdbx_ls_sigma_F                          2.000 
_refine.pdbx_data_cutoff_high_absF               ? 
_refine.pdbx_data_cutoff_low_absF                ? 
_refine.pdbx_data_cutoff_high_rms_absF           ? 
_refine.ls_d_res_low                             30.00 
_refine.ls_d_res_high                            3.00 
_refine.ls_percent_reflns_obs                    98.2 
_refine.ls_R_factor_obs                          0.2270000 
_refine.ls_R_factor_all                          ? 
_refine.ls_R_factor_R_work                       0.2270000 
_refine.ls_R_factor_R_free                       0.2510000 
_refine.ls_R_factor_R_free_error                 ? 
_refine.ls_R_factor_R_free_error_details         ? 
_refine.ls_percent_reflns_R_free                 10.000 
_refine.ls_number_reflns_R_free                  573 
_refine.ls_number_parameters                     ? 
_refine.ls_number_restraints                     ? 
_refine.occupancy_min                            ? 
_refine.occupancy_max                            ? 
_refine.B_iso_mean                               ? 
_refine.aniso_B[1][1]                            ? 
_refine.aniso_B[2][2]                            ? 
_refine.aniso_B[3][3]                            ? 
_refine.aniso_B[1][2]                            ? 
_refine.aniso_B[1][3]                            ? 
_refine.aniso_B[2][3]                            ? 
_refine.solvent_model_details                    ? 
_refine.solvent_model_param_ksol                 ? 
_refine.solvent_model_param_bsol                 ? 
_refine.pdbx_ls_cross_valid_method               THROUGHOUT 
_refine.details                                  ? 
_refine.pdbx_starting_model                      ? 
_refine.pdbx_method_to_determine_struct          MIR 
_refine.pdbx_isotropic_thermal_model             ? 
_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.correlation_coeff_Fo_to_Fc               ? 
_refine.correlation_coeff_Fo_to_Fc_free          ? 
_refine.pdbx_solvent_vdw_probe_radii             ? 
_refine.pdbx_solvent_ion_probe_radii             ? 
_refine.pdbx_solvent_shrinkage_radii             ? 
_refine.overall_SU_R_Cruickshank_DPI             ? 
_refine.overall_SU_R_free                        ? 
_refine.pdbx_refine_id                           'X-RAY DIFFRACTION' 
_refine.pdbx_overall_phase_error                 ? 
_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_diffrn_id                           1 
_refine.pdbx_TLS_residual_ADP_flag               ? 
_refine.pdbx_overall_SU_R_free_Cruickshank_DPI   ? 
_refine.pdbx_overall_SU_R_Blow_DPI               ? 
_refine.pdbx_overall_SU_R_free_Blow_DPI          ? 
# 
_refine_hist.pdbx_refine_id                   'X-RAY DIFFRACTION' 
_refine_hist.cycle_id                         LAST 
_refine_hist.pdbx_number_atoms_protein        0 
_refine_hist.pdbx_number_atoms_nucleic_acid   850 
_refine_hist.pdbx_number_atoms_ligand         0 
_refine_hist.number_atoms_solvent             0 
_refine_hist.number_atoms_total               850 
_refine_hist.d_res_high                       3.00 
_refine_hist.d_res_low                        30.00 
# 
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 
x_bond_d                0.010 ? ? ? 'X-RAY DIFFRACTION' ? 
x_bond_d_na             ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_bond_d_prot           ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_angle_d               ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_angle_d_na            ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_angle_d_prot          ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_angle_deg             1.24  ? ? ? 'X-RAY DIFFRACTION' ? 
x_angle_deg_na          ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_angle_deg_prot        ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_dihedral_angle_d      28.30 ? ? ? 'X-RAY DIFFRACTION' ? 
x_dihedral_angle_d_na   ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_dihedral_angle_d_prot ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_improper_angle_d      ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_improper_angle_d_na   ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_improper_angle_d_prot ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_mcbond_it             ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_mcangle_it            ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_scbond_it             ?     ? ? ? 'X-RAY DIFFRACTION' ? 
x_scangle_it            ?     ? ? ? 'X-RAY DIFFRACTION' ? 
# 
_refine_ls_shell.pdbx_total_number_of_bins_used   8 
_refine_ls_shell.d_res_high                       3.00 
_refine_ls_shell.d_res_low                        3.14 
_refine_ls_shell.number_reflns_R_work             588 
_refine_ls_shell.R_factor_R_work                  0.4800000 
_refine_ls_shell.percent_reflns_obs               ? 
_refine_ls_shell.R_factor_R_free                  0.5400000 
_refine_ls_shell.R_factor_R_free_error            ? 
_refine_ls_shell.percent_reflns_R_free            10.00 
_refine_ls_shell.number_reflns_R_free             84 
_refine_ls_shell.redundancy_reflns_obs            ? 
_refine_ls_shell.pdbx_refine_id                   'X-RAY DIFFRACTION' 
_refine_ls_shell.number_reflns_all                ? 
_refine_ls_shell.number_reflns_obs                ? 
_refine_ls_shell.R_factor_all                     ? 
# 
_pdbx_xplor_file.serial_no        1 
_pdbx_xplor_file.param_file       DNA-RNA-MULTI-END.PARAM 
_pdbx_xplor_file.topol_file       TOP_NDBX3.DNA 
_pdbx_xplor_file.pdbx_refine_id   'X-RAY DIFFRACTION' 
# 
_database_PDB_matrix.entry_id          1BR3 
_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                  1BR3 
_struct.title                     'CRYSTAL STRUCTURE OF AN 82-NUCLEOTIDE RNA-DNA COMPLEX FORMED BY THE 10-23 DNA ENZYME' 
_struct.pdbx_model_details        ? 
_struct.pdbx_CASP_flag            ? 
_struct.pdbx_model_type_details   ? 
# 
_struct_keywords.entry_id        1BR3 
_struct_keywords.pdbx_keywords   'DNA-RNA HYBRID' 
_struct_keywords.text            'DNA ENZYME, RIBOZYME, HOLLIDAY JUNCTION, DNA/RNA HYBRID, DNA-RNA HYBRID complex, DNA-RNA HYBRID' 
# 
loop_
_struct_asym.id 
_struct_asym.pdbx_blank_PDB_chainid_flag 
_struct_asym.pdbx_modified 
_struct_asym.entity_id 
_struct_asym.details 
A N N 1 ? 
B N N 2 ? 
# 
loop_
_struct_ref.id 
_struct_ref.entity_id 
_struct_ref.db_name 
_struct_ref.db_code 
_struct_ref.pdbx_db_accession 
_struct_ref.pdbx_align_begin 
_struct_ref.pdbx_seq_one_letter_code 
_struct_ref.pdbx_db_isoform 
1 1 PDB 1BR3 1BR3 ? ? ? 
2 2 PDB 1BR3 1BR3 ? ? ? 
# 
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 1BR3 A 1 ? 13 ? 1BR3 1  ? 13 ? 1  13 
2 2 1BR3 B 1 ? 28 ? 1BR3 14 ? 41 ? 14 41 
# 
_pdbx_struct_assembly.id                   1 
_pdbx_struct_assembly.details              author_defined_assembly 
_pdbx_struct_assembly.method_details       ? 
_pdbx_struct_assembly.oligomeric_details   tetrameric 
_pdbx_struct_assembly.oligomeric_count     4 
# 
_pdbx_struct_assembly_gen.assembly_id       1 
_pdbx_struct_assembly_gen.oper_expression   1,2 
_pdbx_struct_assembly_gen.asym_id_list      A,B 
# 
loop_
_pdbx_struct_oper_list.id 
_pdbx_struct_oper_list.type 
_pdbx_struct_oper_list.name 
_pdbx_struct_oper_list.symmetry_operation 
_pdbx_struct_oper_list.matrix[1][1] 
_pdbx_struct_oper_list.matrix[1][2] 
_pdbx_struct_oper_list.matrix[1][3] 
_pdbx_struct_oper_list.vector[1] 
_pdbx_struct_oper_list.matrix[2][1] 
_pdbx_struct_oper_list.matrix[2][2] 
_pdbx_struct_oper_list.matrix[2][3] 
_pdbx_struct_oper_list.vector[2] 
_pdbx_struct_oper_list.matrix[3][1] 
_pdbx_struct_oper_list.matrix[3][2] 
_pdbx_struct_oper_list.matrix[3][3] 
_pdbx_struct_oper_list.vector[3] 
1 'identity operation'         1_555 x,y,z     1.0000000000 0.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000  
0.0000000000 0.0000000000 0.0000000000 0.0000000000 1.0000000000  0.0000000000 
2 'crystal symmetry operation' 8_555 x-y,-y,-z 1.0000000000 0.0000000000 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 
0.0000000000 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 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 
hydrog1  hydrog ? ? A G  1  N1 ? ? ? 1_555 B DC 28 N3 ? ? A G  1  B DC 41 1_555 ? ? ? ? ? ? WATSON-CRICK    ? ? ? 
hydrog2  hydrog ? ? A G  1  N2 ? ? ? 1_555 B DC 28 O2 ? ? A G  1  B DC 41 1_555 ? ? ? ? ? ? WATSON-CRICK    ? ? ? 
hydrog3  hydrog ? ? A G  1  O6 ? ? ? 1_555 B DC 28 N4 ? ? A G  1  B DC 41 1_555 ? ? ? ? ? ? WATSON-CRICK    ? ? ? 
hydrog4  hydrog ? ? A G  2  N1 ? ? ? 1_555 B DC 27 N3 ? ? A G  2  B DC 40 1_555 ? ? ? ? ? ? WATSON-CRICK    ? ? ? 
hydrog5  hydrog ? ? A G  2  N2 ? ? ? 1_555 B DC 27 O2 ? ? A G  2  B DC 40 1_555 ? ? ? ? ? ? WATSON-CRICK    ? ? ? 
hydrog6  hydrog ? ? A G  2  O6 ? ? ? 1_555 B DC 27 N4 ? ? A G  2  B DC 40 1_555 ? ? ? ? ? ? WATSON-CRICK    ? ? ? 
hydrog7  hydrog ? ? A A  3  N1 ? ? ? 1_555 B DG 25 N1 ? ? A A  3  B DG 38 1_555 ? ? ? ? ? ? TYPE_8_PAIR     ? ? ? 
hydrog8  hydrog ? ? A A  3  N6 ? ? ? 1_555 B DG 25 O6 ? ? A A  3  B DG 38 1_555 ? ? ? ? ? ? TYPE_8_PAIR     ? ? ? 
hydrog9  hydrog ? ? A A  3  N1 ? ? ? 1_555 B DT 26 N3 ? ? A A  3  B DT 39 1_555 ? ? ? ? ? ? WATSON-CRICK    ? ? ? 
hydrog10 hydrog ? ? A A  3  N6 ? ? ? 1_555 B DT 26 O4 ? ? A A  3  B DT 39 1_555 ? ? ? ? ? ? WATSON-CRICK    ? ? ? 
hydrog11 hydrog ? ? A C  4  N3 ? ? ? 1_555 B DG 25 N1 ? ? A C  4  B DG 38 1_555 ? ? ? ? ? ? WATSON-CRICK    ? ? ? 
hydrog12 hydrog ? ? A C  4  N4 ? ? ? 1_555 B DG 25 O6 ? ? A C  4  B DG 38 1_555 ? ? ? ? ? ? WATSON-CRICK    ? ? ? 
hydrog13 hydrog ? ? A C  4  O2 ? ? ? 1_555 B DG 25 N2 ? ? A C  4  B DG 38 1_555 ? ? ? ? ? ? WATSON-CRICK    ? ? ? 
hydrog14 hydrog ? ? A A  5  N1 ? ? ? 1_555 B DT 24 N3 ? ? A A  5  B DT 37 1_555 ? ? ? ? ? ? 'A-DT PAIR'     ? ? ? 
hydrog15 hydrog ? ? A G  6  N1 ? ? ? 1_555 B DC 23 N3 ? ? A G  6  B DC 36 1_555 ? ? ? ? ? ? WATSON-CRICK    ? ? ? 
hydrog16 hydrog ? ? A G  6  N2 ? ? ? 1_555 B DC 23 O2 ? ? A G  6  B DC 36 1_555 ? ? ? ? ? ? WATSON-CRICK    ? ? ? 
hydrog17 hydrog ? ? A G  6  O6 ? ? ? 1_555 B DC 23 N4 ? ? A G  6  B DC 36 1_555 ? ? ? ? ? ? WATSON-CRICK    ? ? ? 
hydrog18 hydrog ? ? B DT 15 N3 ? ? ? 1_555 B DA 22 N1 ? ? B DT 28 B DA 35 1_555 ? ? ? ? ? ? WATSON-CRICK    ? ? ? 
hydrog19 hydrog ? ? B DT 15 O4 ? ? ? 1_555 B DA 22 N6 ? ? B DT 28 B DA 35 1_555 ? ? ? ? ? ? WATSON-CRICK    ? ? ? 
hydrog20 hydrog ? ? B DA 16 N3 ? ? ? 1_555 B DC 20 N4 ? ? B DA 29 B DC 33 1_555 ? ? ? ? ? ? 'DA-DC MISPAIR' ? ? ? 
# 
_struct_conn_type.id          hydrog 
_struct_conn_type.criteria    ? 
_struct_conn_type.reference   ? 
# 
loop_
_pdbx_validate_rmsd_angle.id 
_pdbx_validate_rmsd_angle.PDB_model_num 
_pdbx_validate_rmsd_angle.auth_atom_id_1 
_pdbx_validate_rmsd_angle.auth_asym_id_1 
_pdbx_validate_rmsd_angle.auth_comp_id_1 
_pdbx_validate_rmsd_angle.auth_seq_id_1 
_pdbx_validate_rmsd_angle.PDB_ins_code_1 
_pdbx_validate_rmsd_angle.label_alt_id_1 
_pdbx_validate_rmsd_angle.auth_atom_id_2 
_pdbx_validate_rmsd_angle.auth_asym_id_2 
_pdbx_validate_rmsd_angle.auth_comp_id_2 
_pdbx_validate_rmsd_angle.auth_seq_id_2 
_pdbx_validate_rmsd_angle.PDB_ins_code_2 
_pdbx_validate_rmsd_angle.label_alt_id_2 
_pdbx_validate_rmsd_angle.auth_atom_id_3 
_pdbx_validate_rmsd_angle.auth_asym_id_3 
_pdbx_validate_rmsd_angle.auth_comp_id_3 
_pdbx_validate_rmsd_angle.auth_seq_id_3 
_pdbx_validate_rmsd_angle.PDB_ins_code_3 
_pdbx_validate_rmsd_angle.label_alt_id_3 
_pdbx_validate_rmsd_angle.angle_value 
_pdbx_validate_rmsd_angle.angle_target_value 
_pdbx_validate_rmsd_angle.angle_deviation 
_pdbx_validate_rmsd_angle.angle_standard_deviation 
_pdbx_validate_rmsd_angle.linker_flag 
1 1 "O4'" B DC 17 ? ? "C4'" B DC 17 ? ? "C3'" B DC 17 ? ? 101.93 104.50 -2.57 0.40 N 
2 1 "C1'" B DA 32 ? ? "O4'" B DA 32 ? ? "C4'" B DA 32 ? ? 103.85 110.10 -6.25 1.00 N 
3 1 "C3'" B DA 32 ? ? "C2'" B DA 32 ? ? "C1'" B DA 32 ? ? 94.72  102.40 -7.68 0.80 N 
# 
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  
DA OP3    O N N 73  
DA P      P N N 74  
DA OP1    O N N 75  
DA OP2    O N N 76  
DA "O5'"  O N N 77  
DA "C5'"  C N N 78  
DA "C4'"  C N R 79  
DA "O4'"  O N N 80  
DA "C3'"  C N S 81  
DA "O3'"  O N N 82  
DA "C2'"  C N N 83  
DA "C1'"  C N R 84  
DA N9     N Y N 85  
DA C8     C Y N 86  
DA N7     N Y N 87  
DA C5     C Y N 88  
DA C6     C Y N 89  
DA N6     N N N 90  
DA N1     N Y N 91  
DA C2     C Y N 92  
DA N3     N Y N 93  
DA C4     C Y N 94  
DA HOP3   H N N 95  
DA HOP2   H N N 96  
DA "H5'"  H N N 97  
DA "H5''" H N N 98  
DA "H4'"  H N N 99  
DA "H3'"  H N N 100 
DA "HO3'" H N N 101 
DA "H2'"  H N N 102 
DA "H2''" H N N 103 
DA "H1'"  H N N 104 
DA H8     H N N 105 
DA H61    H N N 106 
DA H62    H N N 107 
DA H2     H N N 108 
DC OP3    O N N 109 
DC P      P N N 110 
DC OP1    O N N 111 
DC OP2    O N N 112 
DC "O5'"  O N N 113 
DC "C5'"  C N N 114 
DC "C4'"  C N R 115 
DC "O4'"  O N N 116 
DC "C3'"  C N S 117 
DC "O3'"  O N N 118 
DC "C2'"  C N N 119 
DC "C1'"  C N R 120 
DC N1     N N N 121 
DC C2     C N N 122 
DC O2     O N N 123 
DC N3     N N N 124 
DC C4     C N N 125 
DC N4     N N N 126 
DC C5     C N N 127 
DC C6     C N N 128 
DC HOP3   H N N 129 
DC HOP2   H N N 130 
DC "H5'"  H N N 131 
DC "H5''" H N N 132 
DC "H4'"  H N N 133 
DC "H3'"  H N N 134 
DC "HO3'" H N N 135 
DC "H2'"  H N N 136 
DC "H2''" H N N 137 
DC "H1'"  H N N 138 
DC H41    H N N 139 
DC H42    H N N 140 
DC H5     H N N 141 
DC H6     H N N 142 
DG OP3    O N N 143 
DG P      P N N 144 
DG OP1    O N N 145 
DG OP2    O N N 146 
DG "O5'"  O N N 147 
DG "C5'"  C N N 148 
DG "C4'"  C N R 149 
DG "O4'"  O N N 150 
DG "C3'"  C N S 151 
DG "O3'"  O N N 152 
DG "C2'"  C N N 153 
DG "C1'"  C N R 154 
DG N9     N Y N 155 
DG C8     C Y N 156 
DG N7     N Y N 157 
DG C5     C Y N 158 
DG C6     C N N 159 
DG O6     O N N 160 
DG N1     N N N 161 
DG C2     C N N 162 
DG N2     N N N 163 
DG N3     N N N 164 
DG C4     C Y N 165 
DG HOP3   H N N 166 
DG HOP2   H N N 167 
DG "H5'"  H N N 168 
DG "H5''" H N N 169 
DG "H4'"  H N N 170 
DG "H3'"  H N N 171 
DG "HO3'" H N N 172 
DG "H2'"  H N N 173 
DG "H2''" H N N 174 
DG "H1'"  H N N 175 
DG H8     H N N 176 
DG H1     H N N 177 
DG H21    H N N 178 
DG H22    H N N 179 
DT OP3    O N N 180 
DT P      P N N 181 
DT OP1    O N N 182 
DT OP2    O N N 183 
DT "O5'"  O N N 184 
DT "C5'"  C N N 185 
DT "C4'"  C N R 186 
DT "O4'"  O N N 187 
DT "C3'"  C N S 188 
DT "O3'"  O N N 189 
DT "C2'"  C N N 190 
DT "C1'"  C N R 191 
DT N1     N N N 192 
DT C2     C N N 193 
DT O2     O N N 194 
DT N3     N N N 195 
DT C4     C N N 196 
DT O4     O N N 197 
DT C5     C N N 198 
DT C7     C N N 199 
DT C6     C N N 200 
DT HOP3   H N N 201 
DT HOP2   H N N 202 
DT "H5'"  H N N 203 
DT "H5''" H N N 204 
DT "H4'"  H N N 205 
DT "H3'"  H N N 206 
DT "HO3'" H N N 207 
DT "H2'"  H N N 208 
DT "H2''" H N N 209 
DT "H1'"  H N N 210 
DT H3     H N N 211 
DT H71    H N N 212 
DT H72    H N N 213 
DT H73    H N N 214 
DT H6     H N N 215 
G  OP3    O N N 216 
G  P      P N N 217 
G  OP1    O N N 218 
G  OP2    O N N 219 
G  "O5'"  O N N 220 
G  "C5'"  C N N 221 
G  "C4'"  C N R 222 
G  "O4'"  O N N 223 
G  "C3'"  C N S 224 
G  "O3'"  O N N 225 
G  "C2'"  C N R 226 
G  "O2'"  O N N 227 
G  "C1'"  C N R 228 
G  N9     N Y N 229 
G  C8     C Y N 230 
G  N7     N Y N 231 
G  C5     C Y N 232 
G  C6     C N N 233 
G  O6     O N N 234 
G  N1     N N N 235 
G  C2     C N N 236 
G  N2     N N N 237 
G  N3     N N N 238 
G  C4     C Y N 239 
G  HOP3   H N N 240 
G  HOP2   H N N 241 
G  "H5'"  H N N 242 
G  "H5''" H N N 243 
G  "H4'"  H N N 244 
G  "H3'"  H N N 245 
G  "HO3'" H N N 246 
G  "H2'"  H N N 247 
G  "HO2'" H N N 248 
G  "H1'"  H N N 249 
G  H8     H N N 250 
G  H1     H N N 251 
G  H21    H N N 252 
G  H22    H N N 253 
U  OP3    O N N 254 
U  P      P N N 255 
U  OP1    O N N 256 
U  OP2    O N N 257 
U  "O5'"  O N N 258 
U  "C5'"  C N N 259 
U  "C4'"  C N R 260 
U  "O4'"  O N N 261 
U  "C3'"  C N S 262 
U  "O3'"  O N N 263 
U  "C2'"  C N R 264 
U  "O2'"  O N N 265 
U  "C1'"  C N R 266 
U  N1     N N N 267 
U  C2     C N N 268 
U  O2     O N N 269 
U  N3     N N N 270 
U  C4     C N N 271 
U  O4     O N N 272 
U  C5     C N N 273 
U  C6     C N N 274 
U  HOP3   H N N 275 
U  HOP2   H N N 276 
U  "H5'"  H N N 277 
U  "H5''" H N N 278 
U  "H4'"  H N N 279 
U  "H3'"  H N N 280 
U  "HO3'" H N N 281 
U  "H2'"  H N N 282 
U  "HO2'" H N N 283 
U  "H1'"  H N N 284 
U  H3     H N N 285 
U  H5     H N N 286 
U  H6     H N N 287 
# 
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  
DA OP3   P      sing N N 76  
DA OP3   HOP3   sing N N 77  
DA P     OP1    doub N N 78  
DA P     OP2    sing N N 79  
DA P     "O5'"  sing N N 80  
DA OP2   HOP2   sing N N 81  
DA "O5'" "C5'"  sing N N 82  
DA "C5'" "C4'"  sing N N 83  
DA "C5'" "H5'"  sing N N 84  
DA "C5'" "H5''" sing N N 85  
DA "C4'" "O4'"  sing N N 86  
DA "C4'" "C3'"  sing N N 87  
DA "C4'" "H4'"  sing N N 88  
DA "O4'" "C1'"  sing N N 89  
DA "C3'" "O3'"  sing N N 90  
DA "C3'" "C2'"  sing N N 91  
DA "C3'" "H3'"  sing N N 92  
DA "O3'" "HO3'" sing N N 93  
DA "C2'" "C1'"  sing N N 94  
DA "C2'" "H2'"  sing N N 95  
DA "C2'" "H2''" sing N N 96  
DA "C1'" N9     sing N N 97  
DA "C1'" "H1'"  sing N N 98  
DA N9    C8     sing Y N 99  
DA N9    C4     sing Y N 100 
DA C8    N7     doub Y N 101 
DA C8    H8     sing N N 102 
DA N7    C5     sing Y N 103 
DA C5    C6     sing Y N 104 
DA C5    C4     doub Y N 105 
DA C6    N6     sing N N 106 
DA C6    N1     doub Y N 107 
DA N6    H61    sing N N 108 
DA N6    H62    sing N N 109 
DA N1    C2     sing Y N 110 
DA C2    N3     doub Y N 111 
DA C2    H2     sing N N 112 
DA N3    C4     sing Y N 113 
DC OP3   P      sing N N 114 
DC OP3   HOP3   sing N N 115 
DC P     OP1    doub N N 116 
DC P     OP2    sing N N 117 
DC P     "O5'"  sing N N 118 
DC OP2   HOP2   sing N N 119 
DC "O5'" "C5'"  sing N N 120 
DC "C5'" "C4'"  sing N N 121 
DC "C5'" "H5'"  sing N N 122 
DC "C5'" "H5''" sing N N 123 
DC "C4'" "O4'"  sing N N 124 
DC "C4'" "C3'"  sing N N 125 
DC "C4'" "H4'"  sing N N 126 
DC "O4'" "C1'"  sing N N 127 
DC "C3'" "O3'"  sing N N 128 
DC "C3'" "C2'"  sing N N 129 
DC "C3'" "H3'"  sing N N 130 
DC "O3'" "HO3'" sing N N 131 
DC "C2'" "C1'"  sing N N 132 
DC "C2'" "H2'"  sing N N 133 
DC "C2'" "H2''" sing N N 134 
DC "C1'" N1     sing N N 135 
DC "C1'" "H1'"  sing N N 136 
DC N1    C2     sing N N 137 
DC N1    C6     sing N N 138 
DC C2    O2     doub N N 139 
DC C2    N3     sing N N 140 
DC N3    C4     doub N N 141 
DC C4    N4     sing N N 142 
DC C4    C5     sing N N 143 
DC N4    H41    sing N N 144 
DC N4    H42    sing N N 145 
DC C5    C6     doub N N 146 
DC C5    H5     sing N N 147 
DC C6    H6     sing N N 148 
DG OP3   P      sing N N 149 
DG OP3   HOP3   sing N N 150 
DG P     OP1    doub N N 151 
DG P     OP2    sing N N 152 
DG P     "O5'"  sing N N 153 
DG OP2   HOP2   sing N N 154 
DG "O5'" "C5'"  sing N N 155 
DG "C5'" "C4'"  sing N N 156 
DG "C5'" "H5'"  sing N N 157 
DG "C5'" "H5''" sing N N 158 
DG "C4'" "O4'"  sing N N 159 
DG "C4'" "C3'"  sing N N 160 
DG "C4'" "H4'"  sing N N 161 
DG "O4'" "C1'"  sing N N 162 
DG "C3'" "O3'"  sing N N 163 
DG "C3'" "C2'"  sing N N 164 
DG "C3'" "H3'"  sing N N 165 
DG "O3'" "HO3'" sing N N 166 
DG "C2'" "C1'"  sing N N 167 
DG "C2'" "H2'"  sing N N 168 
DG "C2'" "H2''" sing N N 169 
DG "C1'" N9     sing N N 170 
DG "C1'" "H1'"  sing N N 171 
DG N9    C8     sing Y N 172 
DG N9    C4     sing Y N 173 
DG C8    N7     doub Y N 174 
DG C8    H8     sing N N 175 
DG N7    C5     sing Y N 176 
DG C5    C6     sing N N 177 
DG C5    C4     doub Y N 178 
DG C6    O6     doub N N 179 
DG C6    N1     sing N N 180 
DG N1    C2     sing N N 181 
DG N1    H1     sing N N 182 
DG C2    N2     sing N N 183 
DG C2    N3     doub N N 184 
DG N2    H21    sing N N 185 
DG N2    H22    sing N N 186 
DG N3    C4     sing N N 187 
DT OP3   P      sing N N 188 
DT OP3   HOP3   sing N N 189 
DT P     OP1    doub N N 190 
DT P     OP2    sing N N 191 
DT P     "O5'"  sing N N 192 
DT OP2   HOP2   sing N N 193 
DT "O5'" "C5'"  sing N N 194 
DT "C5'" "C4'"  sing N N 195 
DT "C5'" "H5'"  sing N N 196 
DT "C5'" "H5''" sing N N 197 
DT "C4'" "O4'"  sing N N 198 
DT "C4'" "C3'"  sing N N 199 
DT "C4'" "H4'"  sing N N 200 
DT "O4'" "C1'"  sing N N 201 
DT "C3'" "O3'"  sing N N 202 
DT "C3'" "C2'"  sing N N 203 
DT "C3'" "H3'"  sing N N 204 
DT "O3'" "HO3'" sing N N 205 
DT "C2'" "C1'"  sing N N 206 
DT "C2'" "H2'"  sing N N 207 
DT "C2'" "H2''" sing N N 208 
DT "C1'" N1     sing N N 209 
DT "C1'" "H1'"  sing N N 210 
DT N1    C2     sing N N 211 
DT N1    C6     sing N N 212 
DT C2    O2     doub N N 213 
DT C2    N3     sing N N 214 
DT N3    C4     sing N N 215 
DT N3    H3     sing N N 216 
DT C4    O4     doub N N 217 
DT C4    C5     sing N N 218 
DT C5    C7     sing N N 219 
DT C5    C6     doub N N 220 
DT C7    H71    sing N N 221 
DT C7    H72    sing N N 222 
DT C7    H73    sing N N 223 
DT C6    H6     sing N N 224 
G  OP3   P      sing N N 225 
G  OP3   HOP3   sing N N 226 
G  P     OP1    doub N N 227 
G  P     OP2    sing N N 228 
G  P     "O5'"  sing N N 229 
G  OP2   HOP2   sing N N 230 
G  "O5'" "C5'"  sing N N 231 
G  "C5'" "C4'"  sing N N 232 
G  "C5'" "H5'"  sing N N 233 
G  "C5'" "H5''" sing N N 234 
G  "C4'" "O4'"  sing N N 235 
G  "C4'" "C3'"  sing N N 236 
G  "C4'" "H4'"  sing N N 237 
G  "O4'" "C1'"  sing N N 238 
G  "C3'" "O3'"  sing N N 239 
G  "C3'" "C2'"  sing N N 240 
G  "C3'" "H3'"  sing N N 241 
G  "O3'" "HO3'" sing N N 242 
G  "C2'" "O2'"  sing N N 243 
G  "C2'" "C1'"  sing N N 244 
G  "C2'" "H2'"  sing N N 245 
G  "O2'" "HO2'" sing N N 246 
G  "C1'" N9     sing N N 247 
G  "C1'" "H1'"  sing N N 248 
G  N9    C8     sing Y N 249 
G  N9    C4     sing Y N 250 
G  C8    N7     doub Y N 251 
G  C8    H8     sing N N 252 
G  N7    C5     sing Y N 253 
G  C5    C6     sing N N 254 
G  C5    C4     doub Y N 255 
G  C6    O6     doub N N 256 
G  C6    N1     sing N N 257 
G  N1    C2     sing N N 258 
G  N1    H1     sing N N 259 
G  C2    N2     sing N N 260 
G  C2    N3     doub N N 261 
G  N2    H21    sing N N 262 
G  N2    H22    sing N N 263 
G  N3    C4     sing N N 264 
U  OP3   P      sing N N 265 
U  OP3   HOP3   sing N N 266 
U  P     OP1    doub N N 267 
U  P     OP2    sing N N 268 
U  P     "O5'"  sing N N 269 
U  OP2   HOP2   sing N N 270 
U  "O5'" "C5'"  sing N N 271 
U  "C5'" "C4'"  sing N N 272 
U  "C5'" "H5'"  sing N N 273 
U  "C5'" "H5''" sing N N 274 
U  "C4'" "O4'"  sing N N 275 
U  "C4'" "C3'"  sing N N 276 
U  "C4'" "H4'"  sing N N 277 
U  "O4'" "C1'"  sing N N 278 
U  "C3'" "O3'"  sing N N 279 
U  "C3'" "C2'"  sing N N 280 
U  "C3'" "H3'"  sing N N 281 
U  "O3'" "HO3'" sing N N 282 
U  "C2'" "O2'"  sing N N 283 
U  "C2'" "C1'"  sing N N 284 
U  "C2'" "H2'"  sing N N 285 
U  "O2'" "HO2'" sing N N 286 
U  "C1'" N1     sing N N 287 
U  "C1'" "H1'"  sing N N 288 
U  N1    C2     sing N N 289 
U  N1    C6     sing N N 290 
U  C2    O2     doub N N 291 
U  C2    N3     sing N N 292 
U  N3    C4     sing N N 293 
U  N3    H3     sing N N 294 
U  C4    O4     doub N N 295 
U  C4    C5     sing N N 296 
U  C5    C6     doub N N 297 
U  C5    H5     sing N N 298 
U  C6    H6     sing N N 299 
# 
loop_
_ndb_struct_conf_na.entry_id 
_ndb_struct_conf_na.feature 
1BR3 'double helix'         
1BR3 'a-form double helix'  
1BR3 'mismatched base pair' 
# 
loop_
_ndb_struct_na_base_pair.model_number 
_ndb_struct_na_base_pair.i_label_asym_id 
_ndb_struct_na_base_pair.i_label_comp_id 
_ndb_struct_na_base_pair.i_label_seq_id 
_ndb_struct_na_base_pair.i_symmetry 
_ndb_struct_na_base_pair.j_label_asym_id 
_ndb_struct_na_base_pair.j_label_comp_id 
_ndb_struct_na_base_pair.j_label_seq_id 
_ndb_struct_na_base_pair.j_symmetry 
_ndb_struct_na_base_pair.shear 
_ndb_struct_na_base_pair.stretch 
_ndb_struct_na_base_pair.stagger 
_ndb_struct_na_base_pair.buckle 
_ndb_struct_na_base_pair.propeller 
_ndb_struct_na_base_pair.opening 
_ndb_struct_na_base_pair.pair_number 
_ndb_struct_na_base_pair.pair_name 
_ndb_struct_na_base_pair.i_auth_asym_id 
_ndb_struct_na_base_pair.i_auth_seq_id 
_ndb_struct_na_base_pair.i_PDB_ins_code 
_ndb_struct_na_base_pair.j_auth_asym_id 
_ndb_struct_na_base_pair.j_auth_seq_id 
_ndb_struct_na_base_pair.j_PDB_ins_code 
_ndb_struct_na_base_pair.hbond_type_28 
_ndb_struct_na_base_pair.hbond_type_12 
1 A G  1  1_555 B DC 28 1_555 -0.324 -0.043 0.257  -0.615 -15.694 5.445  1 A_G1:DC41_B   A 1  ? B 41 ? 19 1 
1 A G  2  1_555 B DC 27 1_555 -0.472 -0.232 0.651  -6.137 -18.868 8.313  2 A_G2:DC40_B   A 2  ? B 40 ? 19 1 
1 A A  3  1_555 B DT 26 1_555 0.413  -0.004 0.219  -9.254 -11.367 -4.895 3 A_A3:DT39_B   A 3  ? B 39 ? 20 1 
1 A C  4  1_555 B DG 25 1_555 -0.230 0.060  0.095  3.490  -6.202  0.937  4 A_C4:DG38_B   A 4  ? B 38 ? 19 1 
1 A A  5  1_555 B DT 24 1_555 0.354  -0.072 0.554  -8.016 -12.695 17.980 5 A_A5:DT37_B   A 5  ? B 37 ? ?  1 
1 A G  6  1_555 B DC 23 1_555 0.139  0.014  0.370  -2.564 -6.540  -3.416 6 A_G6:DC36_B   A 6  ? B 36 ? 19 1 
1 B DT 15 1_555 B DA 22 1_555 -0.688 -0.279 0.600  13.738 13.408  -6.609 7 B_DT28:DA35_B B 28 ? B 35 ? 20 1 
1 B DA 16 1_555 B DC 20 1_555 6.963  -4.056 -0.460 29.424 -10.908 -8.682 8 B_DA29:DC33_B B 29 ? B 33 ? ?  ? 
# 
loop_
_ndb_struct_na_base_pair_step.model_number 
_ndb_struct_na_base_pair_step.i_label_asym_id_1 
_ndb_struct_na_base_pair_step.i_label_comp_id_1 
_ndb_struct_na_base_pair_step.i_label_seq_id_1 
_ndb_struct_na_base_pair_step.i_symmetry_1 
_ndb_struct_na_base_pair_step.j_label_asym_id_1 
_ndb_struct_na_base_pair_step.j_label_comp_id_1 
_ndb_struct_na_base_pair_step.j_label_seq_id_1 
_ndb_struct_na_base_pair_step.j_symmetry_1 
_ndb_struct_na_base_pair_step.i_label_asym_id_2 
_ndb_struct_na_base_pair_step.i_label_comp_id_2 
_ndb_struct_na_base_pair_step.i_label_seq_id_2 
_ndb_struct_na_base_pair_step.i_symmetry_2 
_ndb_struct_na_base_pair_step.j_label_asym_id_2 
_ndb_struct_na_base_pair_step.j_label_comp_id_2 
_ndb_struct_na_base_pair_step.j_label_seq_id_2 
_ndb_struct_na_base_pair_step.j_symmetry_2 
_ndb_struct_na_base_pair_step.shift 
_ndb_struct_na_base_pair_step.slide 
_ndb_struct_na_base_pair_step.rise 
_ndb_struct_na_base_pair_step.tilt 
_ndb_struct_na_base_pair_step.roll 
_ndb_struct_na_base_pair_step.twist 
_ndb_struct_na_base_pair_step.x_displacement 
_ndb_struct_na_base_pair_step.y_displacement 
_ndb_struct_na_base_pair_step.helical_rise 
_ndb_struct_na_base_pair_step.inclination 
_ndb_struct_na_base_pair_step.tip 
_ndb_struct_na_base_pair_step.helical_twist 
_ndb_struct_na_base_pair_step.step_number 
_ndb_struct_na_base_pair_step.step_name 
_ndb_struct_na_base_pair_step.i_auth_asym_id_1 
_ndb_struct_na_base_pair_step.i_auth_seq_id_1 
_ndb_struct_na_base_pair_step.i_PDB_ins_code_1 
_ndb_struct_na_base_pair_step.j_auth_asym_id_1 
_ndb_struct_na_base_pair_step.j_auth_seq_id_1 
_ndb_struct_na_base_pair_step.j_PDB_ins_code_1 
_ndb_struct_na_base_pair_step.i_auth_asym_id_2 
_ndb_struct_na_base_pair_step.i_auth_seq_id_2 
_ndb_struct_na_base_pair_step.i_PDB_ins_code_2 
_ndb_struct_na_base_pair_step.j_auth_asym_id_2 
_ndb_struct_na_base_pair_step.j_auth_seq_id_2 
_ndb_struct_na_base_pair_step.j_PDB_ins_code_2 
1 A G  1  1_555 B DC 28 1_555 A G  2  1_555 B DC 27 1_555 1.286  -1.459 3.100 1.801  4.860  35.400 -3.026 -1.853 2.940 7.940  
-2.943  35.765 1 AA_G1G2:DC40DC41_BB     A 1  ? B 41 ? A 2  ? B 40 ? 
1 A G  2  1_555 B DC 27 1_555 A A  3  1_555 B DT 26 1_555 -0.292 -1.299 3.322 7.212  0.678  40.050 -1.944 1.224  3.203 0.980  
-10.428 40.673 2 AA_G2A3:DT39DC40_BB     A 2  ? B 40 ? A 3  ? B 39 ? 
1 A A  3  1_555 B DT 26 1_555 A C  4  1_555 B DG 25 1_555 0.573  -0.445 2.683 3.554  9.242  28.999 -2.327 -0.516 2.479 17.813 
-6.850  30.608 3 AA_A3C4:DG38DT39_BB     A 3  ? B 39 ? A 4  ? B 38 ? 
1 A C  4  1_555 B DG 25 1_555 A A  5  1_555 B DT 24 1_555 0.567  -1.840 3.292 0.630  4.538  39.022 -3.264 -0.770 3.075 6.765  
-0.940  39.280 4 AA_C4A5:DT37DG38_BB     A 4  ? B 38 ? A 5  ? B 37 ? 
1 A A  5  1_555 B DT 24 1_555 A G  6  1_555 B DC 23 1_555 -0.551 -1.567 3.137 3.914  -3.356 28.993 -2.383 1.901  3.194 -6.637 
-7.740  29.438 5 AA_A5G6:DC36DT37_BB     A 5  ? B 37 ? A 6  ? B 36 ? 
1 B DT 15 1_555 B DA 22 1_555 B DA 16 1_555 B DC 20 1_555 1.009  2.786  5.654 -0.666 13.198 88.003 1.500  -0.746 5.938 9.455  
0.477   88.788 6 BB_DT28DA29:DC33DA35_BB B 28 ? B 35 ? B 29 ? B 33 ? 
# 
_atom_sites.entry_id                    1BR3 
_atom_sites.fract_transf_matrix[1][1]   0.015760 
_atom_sites.fract_transf_matrix[1][2]   0.009099 
_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]   0.018198 
_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]   0.004619 
_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 
N 
O 
P 
# 
loop_