data_1ZF2
# 
_entry.id   1ZF2 
# 
_audit_conform.dict_name       mmcif_pdbx.dic 
_audit_conform.dict_version    5.389 
_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   1ZF2         pdb_00001zf2 10.2210/pdb1zf2/pdb 
NDB   UD0059       ?            ?                   
RCSB  RCSB032645   ?            ?                   
WWPDB D_1000032645 ?            ?                   
# 
loop_
_pdbx_audit_revision_history.ordinal 
_pdbx_audit_revision_history.data_content_type 
_pdbx_audit_revision_history.major_revision 
_pdbx_audit_revision_history.minor_revision 
_pdbx_audit_revision_history.revision_date 
1 'Structure model' 1 0 2005-05-10 
2 'Structure model' 1 1 2008-04-30 
3 'Structure model' 1 2 2011-07-13 
4 'Structure model' 1 3 2017-10-11 
5 'Structure model' 1 4 2024-02-14 
6 'Structure model' 1 5 2024-04-03 
# 
_pdbx_audit_revision_details.ordinal             1 
_pdbx_audit_revision_details.revision_ordinal    1 
_pdbx_audit_revision_details.data_content_type   'Structure model' 
_pdbx_audit_revision_details.provider            repository 
_pdbx_audit_revision_details.type                'Initial release' 
_pdbx_audit_revision_details.description         ? 
_pdbx_audit_revision_details.details             ? 
# 
loop_
_pdbx_audit_revision_group.ordinal 
_pdbx_audit_revision_group.revision_ordinal 
_pdbx_audit_revision_group.data_content_type 
_pdbx_audit_revision_group.group 
1 2 'Structure model' 'Version format compliance' 
2 3 'Structure model' 'Version format compliance' 
3 4 'Structure model' 'Refinement description'    
4 5 'Structure model' 'Data collection'           
5 5 'Structure model' 'Database references'       
6 6 'Structure model' 'Refinement description'    
# 
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' software                      
2 5 'Structure model' chem_comp_atom                
3 5 'Structure model' chem_comp_bond                
4 5 'Structure model' database_2                    
5 6 'Structure model' pdbx_initial_refinement_model 
# 
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' '_software.classification'            
2  4 'Structure model' '_software.contact_author'            
3  4 'Structure model' '_software.contact_author_email'      
4  4 'Structure model' '_software.language'                  
5  4 'Structure model' '_software.location'                  
6  4 'Structure model' '_software.name'                      
7  4 'Structure model' '_software.type'                      
8  4 'Structure model' '_software.version'                   
9  5 'Structure model' '_database_2.pdbx_DOI'                
10 5 'Structure model' '_database_2.pdbx_database_accession' 
# 
_pdbx_database_status.entry_id                        1ZF2 
_pdbx_database_status.deposit_site                    RCSB 
_pdbx_database_status.process_site                    RCSB 
_pdbx_database_status.recvd_initial_deposition_date   2005-04-19 
_pdbx_database_status.status_code                     REL 
_pdbx_database_status.status_code_sf                  REL 
_pdbx_database_status.status_code_mr                  ? 
_pdbx_database_status.SG_entry                        ? 
_pdbx_database_status.pdb_format_compatible           Y 
_pdbx_database_status.status_code_cs                  ? 
_pdbx_database_status.methods_development_category    ? 
_pdbx_database_status.status_code_nmr_data            ? 
# 
loop_
_pdbx_database_related.db_name 
_pdbx_database_related.db_id 
_pdbx_database_related.details 
_pdbx_database_related.content_type 
PDB 1P4Y . unspecified 
PDB 1P4Z . unspecified 
PDB 1DCW . unspecified 
PDB 1DCV . unspecified 
PDB 1ZEW . unspecified 
PDB 1ZEX . unspecified 
PDB 1ZEY . unspecified 
PDB 1ZEZ . unspecified 
PDB 1ZF0 . unspecified 
PDB 1ZF1 . unspecified 
PDB 1ZF3 . unspecified 
PDB 1ZF4 . unspecified 
PDB 1ZF5 . unspecified 
PDB 1ZF6 . unspecified 
PDB 1ZF7 . unspecified 
PDB 1ZF8 . unspecified 
PDB 1ZF9 . unspecified 
PDB 1ZFA . unspecified 
PDB 1ZFB . unspecified 
PDB 1ZFC . unspecified 
PDB 1ZFE . unspecified 
PDB 1ZFF . unspecified 
PDB 1ZFG . unspecified 
PDB 1ZFH . unspecified 
PDB 1ZFM . unspecified 
# 
loop_
_audit_author.name 
_audit_author.pdbx_ordinal 
'Hays, F.A.'      1 
'Teegarden, A.T.' 2 
'Jones, Z.J.R.'   3 
'Harms, M.'       4 
'Raup, D.'        5 
'Watson, J.'      6 
'Cavaliere, E.'   7 
'Ho, P.S.'        8 
# 
_citation.id                        primary 
_citation.title                     'How sequence defines structure: a crystallographic map of DNA structure and conformation.' 
_citation.journal_abbrev            Proc.Natl.Acad.Sci.Usa 
_citation.journal_volume            102 
_citation.page_first                7157 
_citation.page_last                 7162 
_citation.year                      2005 
_citation.journal_id_ASTM           PNASA6 
_citation.country                   US 
_citation.journal_id_ISSN           0027-8424 
_citation.journal_id_CSD            0040 
_citation.book_publisher            ? 
_citation.pdbx_database_id_PubMed   15870206 
_citation.pdbx_database_id_DOI      10.1073/pnas.0409455102 
# 
loop_
_citation_author.citation_id 
_citation_author.name 
_citation_author.ordinal 
_citation_author.identifier_ORCID 
primary 'Hays, F.A.'    1 ? 
primary 'Teegarden, A.' 2 ? 
primary 'Jones, Z.J.'   3 ? 
primary 'Harms, M.'     4 ? 
primary 'Raup, D.'      5 ? 
primary 'Watson, J.'    6 ? 
primary 'Cavaliere, E.' 7 ? 
primary 'Ho, P.S.'      8 ? 
# 
loop_
_entity.id 
_entity.type 
_entity.src_method 
_entity.pdbx_description 
_entity.formula_weight 
_entity.pdbx_number_of_molecules 
_entity.pdbx_ec 
_entity.pdbx_mutation 
_entity.pdbx_fragment 
_entity.details 
1 polymer syn "5'-D(*CP*CP*GP*GP*GP*CP*CP*CP*GP*G)-3'" 3046.980 2  ? ? ? ? 
2 water   nat water                                    18.015   64 ? ? ? ? 
# 
_entity_poly.entity_id                      1 
_entity_poly.type                           polydeoxyribonucleotide 
_entity_poly.nstd_linkage                   no 
_entity_poly.nstd_monomer                   no 
_entity_poly.pdbx_seq_one_letter_code       '(DC)(DC)(DG)(DG)(DG)(DC)(DC)(DC)(DG)(DG)' 
_entity_poly.pdbx_seq_one_letter_code_can   CCGGGCCCGG 
_entity_poly.pdbx_strand_id                 A,B 
_entity_poly.pdbx_target_identifier         ? 
# 
_pdbx_entity_nonpoly.entity_id   2 
_pdbx_entity_nonpoly.name        water 
_pdbx_entity_nonpoly.comp_id     HOH 
# 
loop_
_entity_poly_seq.entity_id 
_entity_poly_seq.num 
_entity_poly_seq.mon_id 
_entity_poly_seq.hetero 
1 1  DC n 
1 2  DC n 
1 3  DG n 
1 4  DG n 
1 5  DG n 
1 6  DC n 
1 7  DC n 
1 8  DC n 
1 9  DG n 
1 10 DG 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                
;DNA WAS SYNTHESIZED ON AN APPLIED BIOSYSTEMS DNA SYNTHESIZER USING PHOSPHORAMIDITE CHEMISTRY, WITH THE TRITYL-PROTECTING GROUP LEFT INTACT AT THE 5'-TERMINAL NUCLEOTIDE THEN DEPROTECTED BY TREATMENT WITH 3% ACETIC ACID FOR FIFTEEN MINUTES, NEUTRALIZED WITH AMMONIUM HYDROXIDE, AND DESALTED ON A SIGMA G-25 SEPHADEX COLUMN.
;
# 
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 
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 
HOH non-polymer   . WATER                                ? 'H2 O'            18.015  
# 
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  DC 1  1  1  DC C A . n 
A 1 2  DC 2  2  2  DC C A . n 
A 1 3  DG 3  3  3  DG G A . n 
A 1 4  DG 4  4  4  DG G A . n 
A 1 5  DG 5  5  5  DG G A . n 
A 1 6  DC 6  6  6  DC C A . n 
A 1 7  DC 7  7  7  DC C A . n 
A 1 8  DC 8  8  8  DC C A . n 
A 1 9  DG 9  9  9  DG G A . n 
A 1 10 DG 10 10 10 DG G A . n 
B 1 1  DC 1  11 11 DC C B . n 
B 1 2  DC 2  12 12 DC C B . n 
B 1 3  DG 3  13 13 DG G B . n 
B 1 4  DG 4  14 14 DG G B . n 
B 1 5  DG 5  15 15 DG G B . n 
B 1 6  DC 6  16 16 DC C B . n 
B 1 7  DC 7  17 17 DC C B . n 
B 1 8  DC 8  18 18 DC C B . n 
B 1 9  DG 9  19 19 DG G B . n 
B 1 10 DG 10 20 20 DG G B . n 
# 
loop_
_pdbx_nonpoly_scheme.asym_id 
_pdbx_nonpoly_scheme.entity_id 
_pdbx_nonpoly_scheme.mon_id 
_pdbx_nonpoly_scheme.ndb_seq_num 
_pdbx_nonpoly_scheme.pdb_seq_num 
_pdbx_nonpoly_scheme.auth_seq_num 
_pdbx_nonpoly_scheme.pdb_mon_id 
_pdbx_nonpoly_scheme.auth_mon_id 
_pdbx_nonpoly_scheme.pdb_strand_id 
_pdbx_nonpoly_scheme.pdb_ins_code 
C 2 HOH 1  21 21 HOH HOH A . 
C 2 HOH 2  23 23 HOH HOH A . 
C 2 HOH 3  24 24 HOH HOH A . 
C 2 HOH 4  25 25 HOH HOH A . 
C 2 HOH 5  28 28 HOH HOH A . 
C 2 HOH 6  29 29 HOH HOH A . 
C 2 HOH 7  32 32 HOH HOH A . 
C 2 HOH 8  33 33 HOH HOH A . 
C 2 HOH 9  38 38 HOH HOH A . 
C 2 HOH 10 39 39 HOH HOH A . 
C 2 HOH 11 40 40 HOH HOH A . 
C 2 HOH 12 41 41 HOH HOH A . 
C 2 HOH 13 42 42 HOH HOH A . 
C 2 HOH 14 44 44 HOH HOH A . 
C 2 HOH 15 48 48 HOH HOH A . 
C 2 HOH 16 54 54 HOH HOH A . 
C 2 HOH 17 55 55 HOH HOH A . 
C 2 HOH 18 58 58 HOH HOH A . 
C 2 HOH 19 59 59 HOH HOH A . 
C 2 HOH 20 62 62 HOH HOH A . 
C 2 HOH 21 63 63 HOH HOH A . 
C 2 HOH 22 67 67 HOH HOH A . 
C 2 HOH 23 79 79 HOH HOH A . 
C 2 HOH 24 80 80 HOH HOH A . 
C 2 HOH 25 81 81 HOH HOH A . 
D 2 HOH 1  22 22 HOH HOH B . 
D 2 HOH 2  26 26 HOH HOH B . 
D 2 HOH 3  27 27 HOH HOH B . 
D 2 HOH 4  30 30 HOH HOH B . 
D 2 HOH 5  31 31 HOH HOH B . 
D 2 HOH 6  34 34 HOH HOH B . 
D 2 HOH 7  35 35 HOH HOH B . 
D 2 HOH 8  36 36 HOH HOH B . 
D 2 HOH 9  37 37 HOH HOH B . 
D 2 HOH 10 43 43 HOH HOH B . 
D 2 HOH 11 45 45 HOH HOH B . 
D 2 HOH 12 46 46 HOH HOH B . 
D 2 HOH 13 47 47 HOH HOH B . 
D 2 HOH 14 49 49 HOH HOH B . 
D 2 HOH 15 50 50 HOH HOH B . 
D 2 HOH 16 51 51 HOH HOH B . 
D 2 HOH 17 52 52 HOH HOH B . 
D 2 HOH 18 53 53 HOH HOH B . 
D 2 HOH 19 56 56 HOH HOH B . 
D 2 HOH 20 57 57 HOH HOH B . 
D 2 HOH 21 60 60 HOH HOH B . 
D 2 HOH 22 61 61 HOH HOH B . 
D 2 HOH 23 64 64 HOH HOH B . 
D 2 HOH 24 65 65 HOH HOH B . 
D 2 HOH 25 66 66 HOH HOH B . 
D 2 HOH 26 68 68 HOH HOH B . 
D 2 HOH 27 69 69 HOH HOH B . 
D 2 HOH 28 70 70 HOH HOH B . 
D 2 HOH 29 71 71 HOH HOH B . 
D 2 HOH 30 72 72 HOH HOH B . 
D 2 HOH 31 73 73 HOH HOH B . 
D 2 HOH 32 74 74 HOH HOH B . 
D 2 HOH 33 75 75 HOH HOH B . 
D 2 HOH 34 76 76 HOH HOH B . 
D 2 HOH 35 77 77 HOH HOH B . 
D 2 HOH 36 78 78 HOH HOH B . 
D 2 HOH 37 82 82 HOH HOH B . 
D 2 HOH 38 83 83 HOH HOH B . 
D 2 HOH 39 84 84 HOH HOH B . 
# 
loop_
_software.name 
_software.version 
_software.date 
_software.type 
_software.contact_author 
_software.contact_author_email 
_software.classification 
_software.location 
_software.language 
_software.citation_id 
_software.pdbx_ordinal 
DENZO     .   ? package 'Zbyszek Otwinowski' zbyszek@mix.swmed.edu 'data reduction' 
http://www.lnls.br/infra/linhasluz/denzo-hkl.htm ?          ? 1 
SCALEPACK .   ? package 'Zbyszek Otwinowski' zbyszek@mix.swmed.edu 'data scaling'   
http://www.lnls.br/infra/linhasluz/denzo-hkl.htm ?          ? 2 
CNS       1.1 ? package 'Axel T. Brunger'    axel.brunger@yale.edu refinement       http://cns.csb.yale.edu/v1.1/ Fortran_77 ? 3 
HKL-2000  .   ? ?       ?                    ?                     'data reduction' ? ?          ? 4 
EPMR      .   ? ?       ?                    ?                     phasing          ? ?          ? 5 
# 
_cell.entry_id           1ZF2 
_cell.length_a           64.960 
_cell.length_b           24.710 
_cell.length_c           36.760 
_cell.angle_alpha        90.00 
_cell.angle_beta         110.69 
_cell.angle_gamma        90.00 
_cell.Z_PDB              8 
_cell.pdbx_unique_axis   ? 
# 
_symmetry.entry_id                         1ZF2 
_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 
_symmetry.space_group_name_Hall            ? 
# 
_exptl.entry_id          1ZF2 
_exptl.method            'X-RAY DIFFRACTION' 
_exptl.crystals_number   2 
# 
loop_
_exptl_crystal.id 
_exptl_crystal.density_meas 
_exptl_crystal.density_Matthews 
_exptl_crystal.density_percent_sol 
_exptl_crystal.description 
_exptl_crystal.F_000 
_exptl_crystal.preparation 
1 ? 2.26 45.68 ? ? ? 
2 ? ?    ?     ? ? ? 
# 
loop_
_exptl_crystal_grow.crystal_id 
_exptl_crystal_grow.method 
_exptl_crystal_grow.pH 
_exptl_crystal_grow.temp 
_exptl_crystal_grow.pdbx_details 
_exptl_crystal_grow.temp_details 
_exptl_crystal_grow.pdbx_pH_range 
1 'VAPOR DIFFUSION, SITTING DROP' 7.0 298 
'Na Cacodylate, CaCl2, Spermine, MPD in resevoir, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 298K' ? . 
2 'VAPOR DIFFUSION, SITTING DROP' 7.0 298 
'Na Cacodylate, CaCl2, Spermine, MPD in resevoir, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 298K' ? . 
# 
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.conc 
_exptl_crystal_grow_comp.volume 
_exptl_crystal_grow_comp.details 
1 1  1 'Na Cacodylate' ? ? ? 
1 2  1 CaCl2           ? ? ? 
1 3  1 Spermine        ? ? ? 
1 4  1 MPD             ? ? ? 
1 5  1 H2O             ? ? ? 
1 6  2 'Na Cacodylate' ? ? ? 
1 7  2 CaCl2           ? ? ? 
1 8  2 MPD             ? ? ? 
1 9  2 H2O             ? ? ? 
2 10 1 'Na Cacodylate' ? ? ? 
2 12 1 CaCl2           ? ? ? 
2 13 1 Spermine        ? ? ? 
2 14 1 MPD             ? ? ? 
2 15 1 H2O             ? ? ? 
2 16 2 'Na Cacodylate' ? ? ? 
2 17 2 CaCl2           ? ? ? 
2 18 2 MPD             ? ? ? 
2 19 2 H2O             ? ? ? 
# 
loop_
_diffrn.id 
_diffrn.ambient_temp 
_diffrn.ambient_temp_details 
_diffrn.crystal_id 
1 103 ? 1 
2 103 ? 1 
# 
loop_
_diffrn_detector.diffrn_id 
_diffrn_detector.detector 
_diffrn_detector.type 
_diffrn_detector.pdbx_collection_date 
_diffrn_detector.details 
1 CCD MARRESEARCH 2004-02-26 ? 
2 CCD MARRESEARCH 2004-02-26 ? 
# 
loop_
_diffrn_radiation.diffrn_id 
_diffrn_radiation.wavelength_id 
_diffrn_radiation.pdbx_monochromatic_or_laue_m_l 
_diffrn_radiation.monochromator 
_diffrn_radiation.pdbx_diffrn_protocol 
_diffrn_radiation.pdbx_scattering_type 
1 1 M ? 'SINGLE WAVELENGTH' x-ray 
2 1 M ? 'SINGLE WAVELENGTH' x-ray 
# 
_diffrn_radiation_wavelength.id           1 
_diffrn_radiation_wavelength.wavelength   0.827 
_diffrn_radiation_wavelength.wt           1.0 
# 
loop_
_diffrn_source.diffrn_id 
_diffrn_source.source 
_diffrn_source.type 
_diffrn_source.pdbx_wavelength_list 
_diffrn_source.pdbx_wavelength 
_diffrn_source.pdbx_synchrotron_site 
_diffrn_source.pdbx_synchrotron_beamline 
1 SYNCHROTRON 'APS BEAMLINE 14-ID-B' 0.827 ? APS 14-ID-B 
2 SYNCHROTRON 'APS BEAMLINE 14-ID-B' 0.827 ? APS 14-ID-B 
# 
_reflns.entry_id                     1ZF2 
_reflns.observed_criterion_sigma_I   0.000 
_reflns.observed_criterion_sigma_F   ? 
_reflns.d_resolution_low             16.000 
_reflns.d_resolution_high            1.880 
_reflns.number_obs                   3883 
_reflns.number_all                   ? 
_reflns.percent_possible_obs         88.9 
_reflns.pdbx_Rmerge_I_obs            0.103 
_reflns.pdbx_Rsym_value              0.103 
_reflns.pdbx_netI_over_sigmaI        8.0000 
_reflns.B_iso_Wilson_estimate        4.3 
_reflns.pdbx_redundancy              ? 
_reflns.R_free_details               ? 
_reflns.pdbx_chi_squared             ? 
_reflns.pdbx_scaling_rejects         ? 
_reflns.pdbx_diffrn_id               1,2 
_reflns.pdbx_ordinal                 1 
# 
_reflns_shell.d_res_high             1.88 
_reflns_shell.d_res_low              2.02 
_reflns_shell.percent_possible_all   65.9 
_reflns_shell.Rmerge_I_obs           0.335 
_reflns_shell.pdbx_Rsym_value        0.335 
_reflns_shell.meanI_over_sigI_obs    2.200 
_reflns_shell.pdbx_redundancy        ? 
_reflns_shell.percent_possible_obs   ? 
_reflns_shell.number_unique_all      ? 
_reflns_shell.number_measured_all    ? 
_reflns_shell.number_measured_obs    ? 
_reflns_shell.number_unique_obs      ? 
_reflns_shell.pdbx_chi_squared       ? 
_reflns_shell.pdbx_diffrn_id         ? 
_reflns_shell.pdbx_ordinal           1 
# 
_refine.entry_id                                 1ZF2 
_refine.ls_number_reflns_obs                     3477 
_refine.ls_number_reflns_all                     ? 
_refine.pdbx_ls_sigma_I                          ? 
_refine.pdbx_ls_sigma_F                          0.000 
_refine.pdbx_data_cutoff_high_absF               57150.59 
_refine.pdbx_data_cutoff_low_absF                0.00 
_refine.pdbx_data_cutoff_high_rms_absF           ? 
_refine.ls_d_res_low                             16.00 
_refine.ls_d_res_high                            1.95 
_refine.ls_percent_reflns_obs                    84.3 
_refine.ls_R_factor_obs                          0.231 
_refine.ls_R_factor_all                          ? 
_refine.ls_R_factor_R_work                       0.231 
_refine.ls_R_factor_R_free                       0.273 
_refine.ls_R_factor_R_free_error                 0.015 
_refine.ls_R_factor_R_free_error_details         ? 
_refine.ls_percent_reflns_R_free                 10.00 
_refine.ls_number_reflns_R_free                  349 
_refine.ls_number_parameters                     ? 
_refine.ls_number_restraints                     ? 
_refine.occupancy_min                            ? 
_refine.occupancy_max                            ? 
_refine.correlation_coeff_Fo_to_Fc               ? 
_refine.correlation_coeff_Fo_to_Fc_free          ? 
_refine.B_iso_mean                               11.76 
_refine.aniso_B[1][1]                            -1.01600 
_refine.aniso_B[2][2]                            -0.94600 
_refine.aniso_B[3][3]                            1.96200 
_refine.aniso_B[1][2]                            0.00000 
_refine.aniso_B[1][3]                            0.59300 
_refine.aniso_B[2][3]                            0.00000 
_refine.solvent_model_details                    ? 
_refine.solvent_model_param_ksol                 ? 
_refine.solvent_model_param_bsol                 45.44 
_refine.pdbx_solvent_vdw_probe_radii             ? 
_refine.pdbx_solvent_ion_probe_radii             ? 
_refine.pdbx_solvent_shrinkage_radii             ? 
_refine.pdbx_ls_cross_valid_method               THROUGHOUT 
_refine.details                                  
'STRUCTURE IS NOT CURRENTLY REFINED TO ITS LOWEST R VALUES, PLEASE REFER TO CITATION FOR MORE' 
_refine.pdbx_starting_model                      'NDB ENTRY UD0028' 
_refine.pdbx_method_to_determine_struct          'MOLECULAR REPLACEMENT' 
_refine.pdbx_isotropic_thermal_model             ? 
_refine.pdbx_stereochemistry_target_values       'MAXIMUM LIKELIHOOD' 
_refine.pdbx_stereochem_target_val_spec_case     ? 
_refine.pdbx_R_Free_selection_details            RANDOM 
_refine.pdbx_overall_ESU_R                       ? 
_refine.pdbx_overall_ESU_R_Free                  ? 
_refine.overall_SU_ML                            ? 
_refine.overall_SU_B                             ? 
_refine.ls_redundancy_reflns_obs                 ? 
_refine.overall_SU_R_Cruickshank_DPI             ? 
_refine.overall_SU_R_free                        ? 
_refine.ls_wR_factor_R_free                      ? 
_refine.ls_wR_factor_R_work                      ? 
_refine.overall_FOM_free_R_set                   ? 
_refine.overall_FOM_work_R_set                   ? 
_refine.pdbx_refine_id                           'X-RAY DIFFRACTION' 
_refine.pdbx_diffrn_id                           1 
_refine.pdbx_TLS_residual_ADP_flag               ? 
_refine.pdbx_overall_phase_error                 ? 
_refine.pdbx_overall_SU_R_free_Cruickshank_DPI   ? 
_refine.pdbx_overall_SU_R_Blow_DPI               ? 
_refine.pdbx_overall_SU_R_free_Blow_DPI          ? 
# 
_refine_analyze.entry_id                        1ZF2 
_refine_analyze.Luzzati_coordinate_error_obs    0.25 
_refine_analyze.Luzzati_sigma_a_obs             0.12 
_refine_analyze.Luzzati_d_res_low_obs           5.00 
_refine_analyze.Luzzati_coordinate_error_free   0.32 
_refine_analyze.Luzzati_sigma_a_free            0.16 
_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   404 
_refine_hist.pdbx_number_atoms_ligand         0 
_refine_hist.number_atoms_solvent             64 
_refine_hist.number_atoms_total               468 
_refine_hist.d_res_high                       1.95 
_refine_hist.d_res_low                        16.00 
# 
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                0.009 ?     ? ? 'X-RAY DIFFRACTION' ? 
c_bond_d_na             ?     ?     ? ? 'X-RAY DIFFRACTION' ? 
c_bond_d_prot           ?     ?     ? ? 'X-RAY DIFFRACTION' ? 
c_angle_d               ?     ?     ? ? 'X-RAY DIFFRACTION' ? 
c_angle_d_na            ?     ?     ? ? 'X-RAY DIFFRACTION' ? 
c_angle_d_prot          ?     ?     ? ? 'X-RAY DIFFRACTION' ? 
c_angle_deg             1.3   ?     ? ? 'X-RAY DIFFRACTION' ? 
c_angle_deg_na          ?     ?     ? ? 'X-RAY DIFFRACTION' ? 
c_angle_deg_prot        ?     ?     ? ? 'X-RAY DIFFRACTION' ? 
c_dihedral_angle_d      20.0  ?     ? ? 'X-RAY DIFFRACTION' ? 
c_dihedral_angle_d_na   ?     ?     ? ? 'X-RAY DIFFRACTION' ? 
c_dihedral_angle_d_prot ?     ?     ? ? 'X-RAY DIFFRACTION' ? 
c_improper_angle_d      1.79  ?     ? ? 'X-RAY DIFFRACTION' ? 
c_improper_angle_d_na   ?     ?     ? ? 'X-RAY DIFFRACTION' ? 
c_improper_angle_d_prot ?     ?     ? ? 'X-RAY DIFFRACTION' ? 
c_mcbond_it             0.562 ?     ? ? 'X-RAY DIFFRACTION' ? 
c_mcangle_it            0.758 0.000 ? ? 'X-RAY DIFFRACTION' ? 
c_scbond_it             1.100 0.000 ? ? 'X-RAY DIFFRACTION' ? 
c_scangle_it            1.568 0.000 ? ? 'X-RAY DIFFRACTION' ? 
# 
_refine_ls_shell.pdbx_total_number_of_bins_used   6 
_refine_ls_shell.d_res_high                       1.95 
_refine_ls_shell.d_res_low                        2.07 
_refine_ls_shell.number_reflns_R_work             474 
_refine_ls_shell.R_factor_R_work                  0.24 
_refine_ls_shell.percent_reflns_obs               79.0 
_refine_ls_shell.R_factor_R_free                  0.31 
_refine_ls_shell.R_factor_R_free_error            0.037 
_refine_ls_shell.percent_reflns_R_free            12.7 
_refine_ls_shell.number_reflns_R_free             69 
_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 CNS_TOPPAR:DNA-RNA_REP.PARAM CNS_TOPPAR:DNA-RNA.TOP  'X-RAY DIFFRACTION' 
2 CNS_TOPPAR:WATER_REP.PARAM   CNS_TOPPAR:DNA-RNA.LINK 'X-RAY DIFFRACTION' 
3 CNS_TOPPAR:ION.PARAM         CNS_TOPPAR:WATER.TOP    'X-RAY DIFFRACTION' 
4 ?                            CNS_TOPPAR:ION.TOP      'X-RAY DIFFRACTION' 
# 
_struct.entry_id                  1ZF2 
_struct.title                     'Four-stranded DNA Holliday Junction (CCC)' 
_struct.pdbx_model_details        ? 
_struct.pdbx_CASP_flag            ? 
_struct.pdbx_model_type_details   ? 
# 
_struct_keywords.text            'Crystallographic Screen, DNA Structure, Holliday Junction, Molecular Structure, DNA' 
_struct_keywords.entry_id        1ZF2 
_struct_keywords.pdbx_keywords   DNA 
# 
loop_
_struct_asym.id 
_struct_asym.pdbx_blank_PDB_chainid_flag 
_struct_asym.pdbx_modified 
_struct_asym.entity_id 
_struct_asym.details 
A N N 1 ? 
B N N 1 ? 
C N N 2 ? 
D N N 2 ? 
# 
_struct_ref.id                         1 
_struct_ref.entity_id                  1 
_struct_ref.db_name                    PDB 
_struct_ref.db_code                    1ZF2 
_struct_ref.pdbx_db_accession          1ZF2 
_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 1ZF2 A 1 ? 10 ? 1ZF2 1  ? 10 ? 1  10 
2 1 1ZF2 B 1 ? 10 ? 1ZF2 11 ? 20 ? 11 20 
# 
_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,C,D 
# 
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' 2_556 -x,y,-z+1 -1.0000000000 0.0000000000 0.0000000000 -12.9877334093 0.0000000000 1.0000000000 
0.0000000000 0.0000000000 0.0000000000 0.0000000000 -1.0000000000 34.3891898842 
# 
_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 DC 1 N3 ? ? ? 1_555 B DG 10 N1 ? ? A DC 1 B DG 20 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog2  hydrog ? ? A DC 1 N4 ? ? ? 1_555 B DG 10 O6 ? ? A DC 1 B DG 20 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog3  hydrog ? ? A DC 1 O2 ? ? ? 1_555 B DG 10 N2 ? ? A DC 1 B DG 20 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog4  hydrog ? ? A DC 2 N3 ? ? ? 1_555 B DG 9  N1 ? ? A DC 2 B DG 19 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog5  hydrog ? ? A DC 2 N4 ? ? ? 1_555 B DG 9  O6 ? ? A DC 2 B DG 19 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog6  hydrog ? ? A DC 2 O2 ? ? ? 1_555 B DG 9  N2 ? ? A DC 2 B DG 19 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog7  hydrog ? ? A DG 3 N1 ? ? ? 1_555 B DC 8  N3 ? ? A DG 3 B DC 18 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog8  hydrog ? ? A DG 3 N2 ? ? ? 1_555 B DC 8  O2 ? ? A DG 3 B DC 18 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog9  hydrog ? ? A DG 3 O6 ? ? ? 1_555 B DC 8  N4 ? ? A DG 3 B DC 18 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog10 hydrog ? ? A DG 4 N1 ? ? ? 1_555 B DC 7  N3 ? ? A DG 4 B DC 17 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog11 hydrog ? ? A DG 4 N2 ? ? ? 1_555 B DC 7  O2 ? ? A DG 4 B DC 17 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog12 hydrog ? ? A DG 4 O6 ? ? ? 1_555 B DC 7  N4 ? ? A DG 4 B DC 17 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog13 hydrog ? ? A DC 6 N3 ? ? ? 1_555 B DG 5  N1 ? ? A DC 6 B DG 15 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog14 hydrog ? ? A DC 6 N4 ? ? ? 1_555 B DG 5  O6 ? ? A DC 6 B DG 15 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
hydrog15 hydrog ? ? A DC 6 O2 ? ? ? 1_555 B DG 5  N2 ? ? A DC 6 B DG 15 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? 
# 
_struct_conn_type.id          hydrog 
_struct_conn_type.criteria    ? 
_struct_conn_type.reference   ? 
# 
loop_
_pdbx_validate_close_contact.id 
_pdbx_validate_close_contact.PDB_model_num 
_pdbx_validate_close_contact.auth_atom_id_1 
_pdbx_validate_close_contact.auth_asym_id_1 
_pdbx_validate_close_contact.auth_comp_id_1 
_pdbx_validate_close_contact.auth_seq_id_1 
_pdbx_validate_close_contact.PDB_ins_code_1 
_pdbx_validate_close_contact.label_alt_id_1 
_pdbx_validate_close_contact.auth_atom_id_2 
_pdbx_validate_close_contact.auth_asym_id_2 
_pdbx_validate_close_contact.auth_comp_id_2 
_pdbx_validate_close_contact.auth_seq_id_2 
_pdbx_validate_close_contact.PDB_ins_code_2 
_pdbx_validate_close_contact.label_alt_id_2 
_pdbx_validate_close_contact.dist 
1 1 O     B HOH 64 ? ? O B HOH 69 ? ? 2.09 
2 1 O     A HOH 33 ? ? O A HOH 41 ? ? 2.12 
3 1 "O4'" B DG  13 ? ? O B HOH 73 ? ? 2.17 
# 
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 DG A 5  ? ? 0.074 'SIDE CHAIN' 
2 1 DC B 11 ? ? 0.075 'SIDE CHAIN' 
# 
_pdbx_struct_special_symmetry.id              1 
_pdbx_struct_special_symmetry.PDB_model_num   1 
_pdbx_struct_special_symmetry.auth_asym_id    A 
_pdbx_struct_special_symmetry.auth_comp_id    HOH 
_pdbx_struct_special_symmetry.auth_seq_id     29 
_pdbx_struct_special_symmetry.PDB_ins_code    ? 
_pdbx_struct_special_symmetry.label_asym_id   C 
_pdbx_struct_special_symmetry.label_comp_id   HOH 
_pdbx_struct_special_symmetry.label_seq_id    . 
# 
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 
DC  OP3    O N N 1  
DC  P      P N N 2  
DC  OP1    O N N 3  
DC  OP2    O N N 4  
DC  "O5'"  O N N 5  
DC  "C5'"  C N N 6  
DC  "C4'"  C N R 7  
DC  "O4'"  O N N 8  
DC  "C3'"  C N S 9  
DC  "O3'"  O N N 10 
DC  "C2'"  C N N 11 
DC  "C1'"  C N R 12 
DC  N1     N N N 13 
DC  C2     C N N 14 
DC  O2     O N N 15 
DC  N3     N N N 16 
DC  C4     C N N 17 
DC  N4     N N N 18 
DC  C5     C N N 19 
DC  C6     C N N 20 
DC  HOP3   H N N 21 
DC  HOP2   H N N 22 
DC  "H5'"  H N N 23 
DC  "H5''" H N N 24 
DC  "H4'"  H N N 25 
DC  "H3'"  H N N 26 
DC  "HO3'" H N N 27 
DC  "H2'"  H N N 28 
DC  "H2''" H N N 29 
DC  "H1'"  H N N 30 
DC  H41    H N N 31 
DC  H42    H N N 32 
DC  H5     H N N 33 
DC  H6     H N N 34 
DG  OP3    O N N 35 
DG  P      P N N 36 
DG  OP1    O N N 37 
DG  OP2    O N N 38 
DG  "O5'"  O N N 39 
DG  "C5'"  C N N 40 
DG  "C4'"  C N R 41 
DG  "O4'"  O N N 42 
DG  "C3'"  C N S 43 
DG  "O3'"  O N N 44 
DG  "C2'"  C N N 45 
DG  "C1'"  C N R 46 
DG  N9     N Y N 47 
DG  C8     C Y N 48 
DG  N7     N Y N 49 
DG  C5     C Y N 50 
DG  C6     C N N 51 
DG  O6     O N N 52 
DG  N1     N N N 53 
DG  C2     C N N 54 
DG  N2     N N N 55 
DG  N3     N N N 56 
DG  C4     C Y N 57 
DG  HOP3   H N N 58 
DG  HOP2   H N N 59 
DG  "H5'"  H N N 60 
DG  "H5''" H N N 61 
DG  "H4'"  H N N 62 
DG  "H3'"  H N N 63 
DG  "HO3'" H N N 64 
DG  "H2'"  H N N 65 
DG  "H2''" H N N 66 
DG  "H1'"  H N N 67 
DG  H8     H N N 68 
DG  H1     H N N 69 
DG  H21    H N N 70 
DG  H22    H N N 71 
HOH O      O N N 72 
HOH H1     H N N 73 
HOH H2     H N N 74 
# 
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 
DC  OP3   P      sing N N 1  
DC  OP3   HOP3   sing N N 2  
DC  P     OP1    doub N N 3  
DC  P     OP2    sing N N 4  
DC  P     "O5'"  sing N N 5  
DC  OP2   HOP2   sing N N 6  
DC  "O5'" "C5'"  sing N N 7  
DC  "C5'" "C4'"  sing N N 8  
DC  "C5'" "H5'"  sing N N 9  
DC  "C5'" "H5''" sing N N 10 
DC  "C4'" "O4'"  sing N N 11 
DC  "C4'" "C3'"  sing N N 12 
DC  "C4'" "H4'"  sing N N 13 
DC  "O4'" "C1'"  sing N N 14 
DC  "C3'" "O3'"  sing N N 15 
DC  "C3'" "C2'"  sing N N 16 
DC  "C3'" "H3'"  sing N N 17 
DC  "O3'" "HO3'" sing N N 18 
DC  "C2'" "C1'"  sing N N 19 
DC  "C2'" "H2'"  sing N N 20 
DC  "C2'" "H2''" sing N N 21 
DC  "C1'" N1     sing N N 22 
DC  "C1'" "H1'"  sing N N 23 
DC  N1    C2     sing N N 24 
DC  N1    C6     sing N N 25 
DC  C2    O2     doub N N 26 
DC  C2    N3     sing N N 27 
DC  N3    C4     doub N N 28 
DC  C4    N4     sing N N 29 
DC  C4    C5     sing N N 30 
DC  N4    H41    sing N N 31 
DC  N4    H42    sing N N 32 
DC  C5    C6     doub N N 33 
DC  C5    H5     sing N N 34 
DC  C6    H6     sing N N 35 
DG  OP3   P      sing N N 36 
DG  OP3   HOP3   sing N N 37 
DG  P     OP1    doub N N 38 
DG  P     OP2    sing N N 39 
DG  P     "O5'"  sing N N 40 
DG  OP2   HOP2   sing N N 41 
DG  "O5'" "C5'"  sing N N 42 
DG  "C5'" "C4'"  sing N N 43 
DG  "C5'" "H5'"  sing N N 44 
DG  "C5'" "H5''" sing N N 45 
DG  "C4'" "O4'"  sing N N 46 
DG  "C4'" "C3'"  sing N N 47 
DG  "C4'" "H4'"  sing N N 48 
DG  "O4'" "C1'"  sing N N 49 
DG  "C3'" "O3'"  sing N N 50 
DG  "C3'" "C2'"  sing N N 51 
DG  "C3'" "H3'"  sing N N 52 
DG  "O3'" "HO3'" sing N N 53 
DG  "C2'" "C1'"  sing N N 54 
DG  "C2'" "H2'"  sing N N 55 
DG  "C2'" "H2''" sing N N 56 
DG  "C1'" N9     sing N N 57 
DG  "C1'" "H1'"  sing N N 58 
DG  N9    C8     sing Y N 59 
DG  N9    C4     sing Y N 60 
DG  C8    N7     doub Y N 61 
DG  C8    H8     sing N N 62 
DG  N7    C5     sing Y N 63 
DG  C5    C6     sing N N 64 
DG  C5    C4     doub Y N 65 
DG  C6    O6     doub N N 66 
DG  C6    N1     sing N N 67 
DG  N1    C2     sing N N 68 
DG  N1    H1     sing N N 69 
DG  C2    N2     sing N N 70 
DG  C2    N3     doub N N 71 
DG  N2    H21    sing N N 72 
DG  N2    H22    sing N N 73 
DG  N3    C4     sing N N 74 
HOH O     H1     sing N N 75 
HOH O     H2     sing N N 76 
# 
loop_
_ndb_struct_conf_na.entry_id 
_ndb_struct_conf_na.feature 
1ZF2 'double helix'        
1ZF2 'b-form double helix' 
# 
loop_
_ndb_struct_na_base_pair.model_number 
_ndb_struct_na_base_pair.i_label_asym_id 
_ndb_struct_na_base_pair.i_label_comp_id 
_ndb_struct_na_base_pair.i_label_seq_id 
_ndb_struct_na_base_pair.i_symmetry 
_ndb_struct_na_base_pair.j_label_asym_id 
_ndb_struct_na_base_pair.j_label_comp_id 
_ndb_struct_na_base_pair.j_label_seq_id 
_ndb_struct_na_base_pair.j_symmetry 
_ndb_struct_na_base_pair.shear 
_ndb_struct_na_base_pair.stretch 
_ndb_struct_na_base_pair.stagger 
_ndb_struct_na_base_pair.buckle 
_ndb_struct_na_base_pair.propeller 
_ndb_struct_na_base_pair.opening 
_ndb_struct_na_base_pair.pair_number 
_ndb_struct_na_base_pair.pair_name 
_ndb_struct_na_base_pair.i_auth_asym_id 
_ndb_struct_na_base_pair.i_auth_seq_id 
_ndb_struct_na_base_pair.i_PDB_ins_code 
_ndb_struct_na_base_pair.j_auth_asym_id 
_ndb_struct_na_base_pair.j_auth_seq_id 
_ndb_struct_na_base_pair.j_PDB_ins_code 
_ndb_struct_na_base_pair.hbond_type_28 
_ndb_struct_na_base_pair.hbond_type_12 
1 A DC 1 1_555 B DG 10 1_555 -0.279 -0.090 0.332 -5.461  -6.601  2.587  1 A_DC1:DG20_B A 1 ? B 20 ? 19 1 
1 A DC 2 1_555 B DG 9  1_555 -0.223 0.041  0.645 -12.026 -2.841  -0.038 2 A_DC2:DG19_B A 2 ? B 19 ? 19 1 
1 A DG 3 1_555 B DC 8  1_555 -0.805 -0.778 0.184 -3.552  -13.613 0.012  3 A_DG3:DC18_B A 3 ? B 18 ? 19 1 
1 A DG 4 1_555 B DC 7  1_555 -0.012 0.174  0.023 0.423   -32.251 -0.473 4 A_DG4:DC17_B A 4 ? B 17 ? 19 1 
1 A DC 6 1_555 B DG 5  1_555 0.127  -0.078 0.796 -13.178 -9.432  -4.969 5 A_DC6:DG15_B A 6 ? B 15 ? 19 1 
# 
loop_
_ndb_struct_na_base_pair_step.model_number 
_ndb_struct_na_base_pair_step.i_label_asym_id_1 
_ndb_struct_na_base_pair_step.i_label_comp_id_1 
_ndb_struct_na_base_pair_step.i_label_seq_id_1 
_ndb_struct_na_base_pair_step.i_symmetry_1 
_ndb_struct_na_base_pair_step.j_label_asym_id_1 
_ndb_struct_na_base_pair_step.j_label_comp_id_1 
_ndb_struct_na_base_pair_step.j_label_seq_id_1 
_ndb_struct_na_base_pair_step.j_symmetry_1 
_ndb_struct_na_base_pair_step.i_label_asym_id_2 
_ndb_struct_na_base_pair_step.i_label_comp_id_2 
_ndb_struct_na_base_pair_step.i_label_seq_id_2 
_ndb_struct_na_base_pair_step.i_symmetry_2 
_ndb_struct_na_base_pair_step.j_label_asym_id_2 
_ndb_struct_na_base_pair_step.j_label_comp_id_2 
_ndb_struct_na_base_pair_step.j_label_seq_id_2 
_ndb_struct_na_base_pair_step.j_symmetry_2 
_ndb_struct_na_base_pair_step.shift 
_ndb_struct_na_base_pair_step.slide 
_ndb_struct_na_base_pair_step.rise 
_ndb_struct_na_base_pair_step.tilt 
_ndb_struct_na_base_pair_step.roll 
_ndb_struct_na_base_pair_step.twist 
_ndb_struct_na_base_pair_step.x_displacement 
_ndb_struct_na_base_pair_step.y_displacement 
_ndb_struct_na_base_pair_step.helical_rise 
_ndb_struct_na_base_pair_step.inclination 
_ndb_struct_na_base_pair_step.tip 
_ndb_struct_na_base_pair_step.helical_twist 
_ndb_struct_na_base_pair_step.step_number 
_ndb_struct_na_base_pair_step.step_name 
_ndb_struct_na_base_pair_step.i_auth_asym_id_1 
_ndb_struct_na_base_pair_step.i_auth_seq_id_1 
_ndb_struct_na_base_pair_step.i_PDB_ins_code_1 
_ndb_struct_na_base_pair_step.j_auth_asym_id_1 
_ndb_struct_na_base_pair_step.j_auth_seq_id_1 
_ndb_struct_na_base_pair_step.j_PDB_ins_code_1 
_ndb_struct_na_base_pair_step.i_auth_asym_id_2 
_ndb_struct_na_base_pair_step.i_auth_seq_id_2 
_ndb_struct_na_base_pair_step.i_PDB_ins_code_2 
_ndb_struct_na_base_pair_step.j_auth_asym_id_2 
_ndb_struct_na_base_pair_step.j_auth_seq_id_2 
_ndb_struct_na_base_pair_step.j_PDB_ins_code_2 
1 A DC 1 1_555 B DG 10 1_555 A DC 2 1_555 B DG 9 1_555 -0.040 2.118 3.785 4.736   6.157  44.204 2.105 0.568  4.006 8.107  -6.236 
44.848 1 AA_DC1DC2:DG19DG20_BB A 1 ? B 20 ? A 2 ? B 19 ? 
1 A DC 2 1_555 B DG 9  1_555 A DG 3 1_555 B DC 8 1_555 -0.343 2.508 3.242 -0.085  -3.206 35.546 4.537 0.547  3.013 -5.238 0.139  
35.686 2 AA_DC2DG3:DC18DG19_BB A 2 ? B 19 ? A 3 ? B 18 ? 
1 A DG 3 1_555 B DC 8  1_555 A DG 4 1_555 B DC 7 1_555 -0.800 1.719 3.190 -2.561  7.598  38.797 1.619 0.872  3.496 11.291 3.806  
39.585 3 AA_DG3DG4:DC17DC18_BB A 3 ? B 18 ? A 4 ? B 17 ? 
1 A DG 4 1_555 B DC 7  1_555 A DC 6 1_555 B DG 5 1_555 -0.137 1.256 6.920 -15.443 2.758  74.810 0.844 -0.863 6.875 2.246  12.578 
76.201 4 AA_DG4DC6:DG15DC17_BB A 4 ? B 17 ? A 6 ? B 15 ? 
# 
_pdbx_initial_refinement_model.accession_code   1P4Y 
_pdbx_initial_refinement_model.id               1 
_pdbx_initial_refinement_model.entity_id_list   ? 
_pdbx_initial_refinement_model.type             'experimental model' 
_pdbx_initial_refinement_model.source_name      PDB 
_pdbx_initial_refinement_model.details          'NDB ENTRY UD0028' 
# 
_atom_sites.entry_id                    1ZF2 
_atom_sites.fract_transf_matrix[1][1]   0.015394 
_atom_sites.fract_transf_matrix[1][2]   0.000000 
_atom_sites.fract_transf_matrix[1][3]   0.005814 
_atom_sites.fract_transf_matrix[2][1]   0.000000 
_atom_sites.fract_transf_matrix[2][2]   0.040469 
_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]   0.029079 
_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_