data_1ICK
# 
_entry.id   1ICK 
# 
_audit_conform.dict_name       mmcif_pdbx.dic 
_audit_conform.dict_version    5.376 
_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   1ICK         pdb_00001ick 10.2210/pdb1ick/pdb 
NDB   ZD0005       ?            ?                   
RCSB  RCSB013157   ?            ?                   
WWPDB D_1000013157 ?            ?                   
# 
_pdbx_database_related.db_name        PDB 
_pdbx_database_related.db_id          2DCG 
_pdbx_database_related.details        'refined isotropically' 
_pdbx_database_related.content_type   unspecified 
# 
_pdbx_database_status.status_code                     REL 
_pdbx_database_status.entry_id                        1ICK 
_pdbx_database_status.recvd_initial_deposition_date   2001-04-01 
_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.methods_development_category    ? 
_pdbx_database_status.status_code_nmr_data            ? 
# 
loop_
_audit_author.name 
_audit_author.pdbx_ordinal 
'Dauter, Z.'    1 
'Adamiak, D.A.' 2 
# 
_citation.id                        primary 
_citation.title                     'Anomalous signal of phosphorus used for phasing DNA oligomer: importance of data redundancy.' 
_citation.journal_abbrev            'Acta Crystallogr.,Sect.D' 
_citation.journal_volume            57 
_citation.page_first                990 
_citation.page_last                 995 
_citation.year                      2001 
_citation.journal_id_ASTM           ABCRE6 
_citation.country                   DK 
_citation.journal_id_ISSN           0907-4449 
_citation.journal_id_CSD            0766 
_citation.book_publisher            ? 
_citation.pdbx_database_id_PubMed   11418767 
_citation.pdbx_database_id_DOI      10.1107/S0907444901006382 
# 
loop_
_citation_author.citation_id 
_citation_author.name 
_citation_author.ordinal 
_citation_author.identifier_ORCID 
primary 'Dauter, Z.'    1 ? 
primary 'Adamiak, D.A.' 2 ? 
# 
_cell.entry_id           1ICK 
_cell.length_a           17.870 
_cell.length_b           31.550 
_cell.length_c           44.580 
_cell.angle_alpha        90.00 
_cell.angle_beta         90.00 
_cell.angle_gamma        90.00 
_cell.Z_PDB              8 
_cell.pdbx_unique_axis   ? 
# 
_symmetry.entry_id                         1ICK 
_symmetry.space_group_name_H-M             'P 21 21 21' 
_symmetry.pdbx_full_space_group_name_H-M   ? 
_symmetry.cell_setting                     ? 
_symmetry.Int_Tables_number                19 
# 
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*GP*CP*GP*CP*G)-3'" 1810.205 2  ? ? ? ? 
2 non-polymer syn SPERMINE                     202.340  1  ? ? ? ? 
3 non-polymer syn 'MAGNESIUM ION'              24.305   1  ? ? ? ? 
4 water       nat water                        18.015   88 ? ? ? ? 
# 
_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)(DG)(DC)(DG)(DC)(DG)' 
_entity_poly.pdbx_seq_one_letter_code_can   CGCGCG 
_entity_poly.pdbx_strand_id                 A,B 
_entity_poly.pdbx_target_identifier         ? 
# 
loop_
_entity_poly_seq.entity_id 
_entity_poly_seq.num 
_entity_poly_seq.mon_id 
_entity_poly_seq.hetero 
1 1 DC n 
1 2 DG n 
1 3 DC n 
1 4 DG n 
1 5 DC n 
1 6 DG n 
# 
_struct_ref.id                         1 
_struct_ref.entity_id                  1 
_struct_ref.db_name                    PDB 
_struct_ref.db_code                    1ICK 
_struct_ref.pdbx_db_accession          1ICK 
_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 1ICK A 1 ? 6 ? 1ICK 1  ? 6  ? 1  6  
2 1 1ICK B 1 ? 6 ? 1ICK 11 ? 16 ? 11 16 
# 
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  
MG  non-polymer   . 'MAGNESIUM ION'                      ? 'Mg 2'            24.305  
SPM non-polymer   . SPERMINE                             ? 'C10 H26 N4'      202.340 
# 
_exptl.entry_id          1ICK 
_exptl.method            'X-RAY DIFFRACTION' 
_exptl.crystals_number   1 
# 
_exptl_crystal.id                    1 
_exptl_crystal.density_meas          ? 
_exptl_crystal.density_Matthews      1.74 
_exptl_crystal.density_percent_sol   29.13 
_exptl_crystal.description           ? 
# 
_exptl_crystal_grow.crystal_id      1 
_exptl_crystal_grow.method          'VAPOR DIFFUSION, HANGING DROP' 
_exptl_crystal_grow.temp            293.0 
_exptl_crystal_grow.temp_details    ? 
_exptl_crystal_grow.pH              7.0 
_exptl_crystal_grow.pdbx_details    
'30 mM cacodylate buffer, 15 mM MgCl2, 10 mM spermine, 5% MPD, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 293.0K' 
_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 'cacodylate buffer' ? ? ? 
1 2 1 MgCl2               ? ? ? 
1 3 1 spermine            ? ? ? 
1 4 1 MPD                 ? ? ? 
1 5 2 MPD                 ? ? ? 
# 
_diffrn.id                     1 
_diffrn.ambient_temp           ? 
_diffrn.ambient_temp_details   ? 
_diffrn.crystal_id             1 
# 
_diffrn_detector.diffrn_id              1 
_diffrn_detector.detector               CCD 
_diffrn_detector.type                   'ADSC QUANTUM 4' 
_diffrn_detector.pdbx_collection_date   2000-08-15 
_diffrn_detector.details                mirrors 
# 
_diffrn_radiation.diffrn_id                        1 
_diffrn_radiation.wavelength_id                    1 
_diffrn_radiation.pdbx_monochromatic_or_laue_m_l   M 
_diffrn_radiation.monochromator                    'Si 111 CHANNEL CUT DOUBLE' 
_diffrn_radiation.pdbx_diffrn_protocol             'SINGLE WAVELENGTH' 
_diffrn_radiation.pdbx_scattering_type             x-ray 
# 
_diffrn_radiation_wavelength.id           1 
_diffrn_radiation_wavelength.wavelength   0.98 
_diffrn_radiation_wavelength.wt           1.0 
# 
_diffrn_source.diffrn_id                   1 
_diffrn_source.source                      SYNCHROTRON 
_diffrn_source.type                        'NSLS BEAMLINE X8C' 
_diffrn_source.pdbx_synchrotron_site       NSLS 
_diffrn_source.pdbx_synchrotron_beamline   X8C 
_diffrn_source.pdbx_wavelength             ? 
_diffrn_source.pdbx_wavelength_list        0.98 
# 
_reflns.entry_id                     1ICK 
_reflns.observed_criterion_sigma_I   -3.0 
_reflns.observed_criterion_sigma_F   -3.0 
_reflns.d_resolution_low             20.0 
_reflns.d_resolution_high            0.95 
_reflns.number_obs                   16121 
_reflns.number_all                   16121 
_reflns.percent_possible_obs         99.8 
_reflns.pdbx_Rmerge_I_obs            0.038 
_reflns.pdbx_Rsym_value              0.038 
_reflns.pdbx_netI_over_sigmaI        58.7 
_reflns.B_iso_Wilson_estimate        4.2 
_reflns.pdbx_redundancy              12.0 
_reflns.R_free_details               ? 
_reflns.pdbx_diffrn_id               1 
_reflns.pdbx_ordinal                 1 
# 
_reflns_shell.d_res_high             0.95 
_reflns_shell.d_res_low              0.98 
_reflns_shell.percent_possible_all   98.8 
_reflns_shell.Rmerge_I_obs           0.129 
_reflns_shell.pdbx_Rsym_value        0.129 
_reflns_shell.meanI_over_sigI_obs    9.7 
_reflns_shell.pdbx_redundancy        12.0 
_reflns_shell.percent_possible_obs   ? 
_reflns_shell.number_unique_all      1550 
_reflns_shell.pdbx_diffrn_id         ? 
_reflns_shell.pdbx_ordinal           1 
# 
_refine.entry_id                                 1ICK 
_refine.ls_number_reflns_obs                     15782 
_refine.ls_number_reflns_all                     16102 
_refine.pdbx_ls_sigma_I                          -99.0 
_refine.pdbx_ls_sigma_F                          -99.0 
_refine.pdbx_data_cutoff_high_absF               ? 
_refine.pdbx_data_cutoff_low_absF                ? 
_refine.ls_d_res_low                             10.0 
_refine.ls_d_res_high                            0.95 
_refine.ls_percent_reflns_obs                    98.0 
_refine.ls_R_factor_obs                          0.0865 
_refine.ls_R_factor_all                          ? 
_refine.ls_R_factor_R_work                       ? 
_refine.ls_R_factor_R_free                       ? 
_refine.ls_R_factor_R_free_error                 ? 
_refine.ls_R_factor_R_free_error_details         ? 
_refine.ls_percent_reflns_R_free                 ? 
_refine.ls_number_reflns_R_free                  ? 
_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               'electron density maps' 
_refine.details                                  
;Anisotropic model for all atoms.
The average rms error from the inversion of the lsq matrix is 0.01 Angstrom.
;
_refine.pdbx_starting_model                      '2DCG from PDB' 
_refine.pdbx_method_to_determine_struct          '2DCG model from PDB' 
_refine.pdbx_isotropic_thermal_model             ? 
_refine.pdbx_stereochemistry_target_values       'Parkinson et al.' 
_refine.pdbx_stereochem_target_val_spec_case     ? 
_refine.pdbx_R_Free_selection_details            ? 
_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_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   240 
_refine_hist.pdbx_number_atoms_ligand         24 
_refine_hist.number_atoms_solvent             83 
_refine_hist.number_atoms_total               347 
_refine_hist.d_res_high                       0.95 
_refine_hist.d_res_low                        10.0 
# 
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 
s_bond_d              0.018 ? ? ? 'X-RAY DIFFRACTION' ? 
s_angle_d             0.036 ? ? ? 'X-RAY DIFFRACTION' ? 
s_non_zero_chiral_vol 0.052 ? ? ? 'X-RAY DIFFRACTION' ? 
s_from_restr_planes   0.157 ? ? ? 'X-RAY DIFFRACTION' ? 
s_approx_iso_adps     0.081 ? ? ? 'X-RAY DIFFRACTION' ? 
# 
_refine_ls_shell.pdbx_total_number_of_bins_used   ? 
_refine_ls_shell.d_res_high                       0.95 
_refine_ls_shell.d_res_low                        10.0 
_refine_ls_shell.number_reflns_R_work             ? 
_refine_ls_shell.R_factor_R_work                  0.016 
_refine_ls_shell.percent_reflns_obs               98.0 
_refine_ls_shell.R_factor_R_free                  ? 
_refine_ls_shell.R_factor_R_free_error            0 
_refine_ls_shell.percent_reflns_R_free            ? 
_refine_ls_shell.number_reflns_R_free             0 
_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                     ? 
# 
_struct.entry_id                  1ICK 
_struct.title                     'LEFT-HANDED Z-DNA HEXAMER DUPLEX D(CGCGCG)2' 
_struct.pdbx_model_details        ? 
_struct.pdbx_CASP_flag            ? 
_struct.pdbx_model_type_details   ? 
# 
_struct_keywords.entry_id        1ICK 
_struct_keywords.pdbx_keywords   DNA 
_struct_keywords.text            'left-handed Z-DNA oligomer, 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 3 ? 
E N N 4 ? 
F N N 4 ? 
# 
_struct_biol.id                    1 
_struct_biol.pdbx_parent_biol_id   ? 
_struct_biol.details               ? 
# 
loop_
_struct_conn.id 
_struct_conn.conn_type_id 
_struct_conn.pdbx_leaving_atom_flag 
_struct_conn.pdbx_PDB_id 
_struct_conn.ptnr1_label_asym_id 
_struct_conn.ptnr1_label_comp_id 
_struct_conn.ptnr1_label_seq_id 
_struct_conn.ptnr1_label_atom_id 
_struct_conn.pdbx_ptnr1_label_alt_id 
_struct_conn.pdbx_ptnr1_PDB_ins_code 
_struct_conn.pdbx_ptnr1_standard_comp_id 
_struct_conn.ptnr1_symmetry 
_struct_conn.ptnr2_label_asym_id 
_struct_conn.ptnr2_label_comp_id 
_struct_conn.ptnr2_label_seq_id 
_struct_conn.ptnr2_label_atom_id 
_struct_conn.pdbx_ptnr2_label_alt_id 
_struct_conn.pdbx_ptnr2_PDB_ins_code 
_struct_conn.ptnr1_auth_asym_id 
_struct_conn.ptnr1_auth_comp_id 
_struct_conn.ptnr1_auth_seq_id 
_struct_conn.ptnr2_auth_asym_id 
_struct_conn.ptnr2_auth_comp_id 
_struct_conn.ptnr2_auth_seq_id 
_struct_conn.ptnr2_symmetry 
_struct_conn.pdbx_ptnr3_label_atom_id 
_struct_conn.pdbx_ptnr3_label_seq_id 
_struct_conn.pdbx_ptnr3_label_comp_id 
_struct_conn.pdbx_ptnr3_label_asym_id 
_struct_conn.pdbx_ptnr3_label_alt_id 
_struct_conn.pdbx_ptnr3_PDB_ins_code 
_struct_conn.details 
_struct_conn.pdbx_dist_value 
_struct_conn.pdbx_value_order 
_struct_conn.pdbx_role 
metalc1  metalc ? ? A DG 6 N7 ? ? ? 1_555 D MG  . MG A ? A DG 6  A MG  22  1_555 ? ? ? ? ? ? ?            2.267 ? ? 
metalc2  metalc ? ? D MG . MG A ? ? 1_555 E HOH . O  A ? A MG 22 A HOH 184 1_555 ? ? ? ? ? ? ?            2.127 ? ? 
metalc3  metalc ? ? D MG . MG A ? ? 1_555 E HOH . O  A ? A MG 22 A HOH 185 1_555 ? ? ? ? ? ? ?            2.050 ? ? 
metalc4  metalc ? ? D MG . MG A ? ? 1_555 E HOH . O  A ? A MG 22 A HOH 186 1_555 ? ? ? ? ? ? ?            2.075 ? ? 
metalc5  metalc ? ? D MG . MG A ? ? 1_555 E HOH . O  A ? A MG 22 A HOH 187 1_555 ? ? ? ? ? ? ?            2.194 ? ? 
metalc6  metalc ? ? D MG . MG A ? ? 1_555 E HOH . O  A ? A MG 22 A HOH 188 1_555 ? ? ? ? ? ? ?            2.125 ? ? 
hydrog1  hydrog ? ? A DC 1 N3 ? ? ? 1_555 B DG  6 N1 ? ? A DC 1  B DG  16  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog2  hydrog ? ? A DC 1 N4 ? ? ? 1_555 B DG  6 O6 ? ? A DC 1  B DG  16  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog3  hydrog ? ? A DC 1 O2 ? ? ? 1_555 B DG  6 N2 ? ? A DC 1  B DG  16  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog4  hydrog ? ? A DG 2 N1 ? ? ? 1_555 B DC  5 N3 ? ? A DG 2  B DC  15  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog5  hydrog ? ? A DG 2 N2 ? ? ? 1_555 B DC  5 O2 ? ? A DG 2  B DC  15  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog6  hydrog ? ? A DG 2 O6 ? ? ? 1_555 B DC  5 N4 ? ? A DG 2  B DC  15  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog7  hydrog ? ? A DC 3 N3 ? ? ? 1_555 B DG  4 N1 ? ? A DC 3  B DG  14  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog8  hydrog ? ? A DC 3 N4 ? ? ? 1_555 B DG  4 O6 ? ? A DC 3  B DG  14  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog9  hydrog ? ? A DC 3 O2 ? ? ? 1_555 B DG  4 N2 ? ? A DC 3  B DG  14  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog10 hydrog ? ? A DG 4 N1 ? ? ? 1_555 B DC  3 N3 ? ? A DG 4  B DC  13  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog11 hydrog ? ? A DG 4 N2 ? ? ? 1_555 B DC  3 O2 ? ? A DG 4  B DC  13  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog12 hydrog ? ? A DG 4 O6 ? ? ? 1_555 B DC  3 N4 ? ? A DG 4  B DC  13  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog13 hydrog ? ? A DC 5 N3 ? ? ? 1_555 B DG  2 N1 ? ? A DC 5  B DG  12  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog14 hydrog ? ? A DC 5 N4 ? ? ? 1_555 B DG  2 O6 ? ? A DC 5  B DG  12  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog15 hydrog ? ? A DC 5 O2 ? ? ? 1_555 B DG  2 N2 ? ? A DC 5  B DG  12  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog16 hydrog ? ? A DG 6 N1 ? ? ? 1_555 B DC  1 N3 ? ? A DG 6  B DC  11  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog17 hydrog ? ? A DG 6 N2 ? ? ? 1_555 B DC  1 O2 ? ? A DG 6  B DC  11  1_555 ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog18 hydrog ? ? A DG 6 O6 ? ? ? 1_555 B DC  1 N4 ? ? A DG 6  B DC  11  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 A SPM 21 ? 14 'BINDING SITE FOR RESIDUE SPM A 21' 
AC2 Software A MG  22 ? 6  'BINDING SITE FOR RESIDUE MG A 22'  
# 
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 14 DG  A 2 ? DG  A 2   . ? 4_456 ? 
2  AC1 14 DG  A 4 ? DG  A 4   . ? 1_555 ? 
3  AC1 14 DG  A 4 ? DG  A 4   . ? 3_746 ? 
4  AC1 14 DC  A 5 ? DC  A 5   . ? 1_555 ? 
5  AC1 14 DG  A 6 ? DG  A 6   . ? 1_555 ? 
6  AC1 14 HOH E . ? HOH A 103 . ? 1_555 ? 
7  AC1 14 HOH E . ? HOH A 162 . ? 3_746 ? 
8  AC1 14 HOH E . ? HOH A 163 . ? 3_646 ? 
9  AC1 14 DC  B 1 ? DC  B 11  . ? 3_746 ? 
10 AC1 14 DG  B 2 ? DG  B 12  . ? 3_746 ? 
11 AC1 14 DC  B 3 ? DC  B 13  . ? 3_646 ? 
12 AC1 14 HOH F . ? HOH B 106 . ? 3_646 ? 
13 AC1 14 HOH F . ? HOH B 131 . ? 1_545 ? 
14 AC1 14 HOH F . ? HOH B 148 . ? 3_646 ? 
15 AC2 6  DG  A 6 ? DG  A 6   . ? 1_555 ? 
16 AC2 6  HOH E . ? HOH A 184 . ? 1_555 ? 
17 AC2 6  HOH E . ? HOH A 185 . ? 1_555 ? 
18 AC2 6  HOH E . ? HOH A 186 . ? 1_555 ? 
19 AC2 6  HOH E . ? HOH A 187 . ? 1_555 ? 
20 AC2 6  HOH E . ? HOH A 188 . ? 1_555 ? 
# 
_database_PDB_matrix.entry_id          1ICK 
_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 
# 
_atom_sites.entry_id                    1ICK 
_atom_sites.fract_transf_matrix[1][1]   0.055960 
_atom_sites.fract_transf_matrix[1][2]   0.000000 
_atom_sites.fract_transf_matrix[1][3]   0.000000 
_atom_sites.fract_transf_matrix[2][1]   0.000000 
_atom_sites.fract_transf_matrix[2][2]   0.031696 
_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]   0.022432 
_atom_sites.fract_transf_vector[1]      0.000000 
_atom_sites.fract_transf_vector[2]      0.000000 
_atom_sites.fract_transf_vector[3]      0.000000 
# 
loop_
_atom_type.symbol 
C  
MG 
N  
O  
P  
# 
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 DG 2 2  2  DG G A . n 
A 1 3 DC 3 3  3  DC C A . n 
A 1 4 DG 4 4  4  DG G A . n 
A 1 5 DC 5 5  5  DC C A . n 
A 1 6 DG 6 6  6  DG G A . n 
B 1 1 DC 1 11 11 DC C B . n 
B 1 2 DG 2 12 12 DG G B . n 
B 1 3 DC 3 13 13 DC C B . n 
B 1 4 DG 4 14 14 DG G B . n 
B 1 5 DC 5 15 15 DC C B . n 
B 1 6 DG 6 16 16 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 SPM 1  21  21  SPM SPM A . 
D 3 MG  1  22  22  MG  ION A . 
E 4 HOH 1  103 103 HOH HOH A . 
E 4 HOH 2  107 107 HOH HOH A . 
E 4 HOH 3  109 109 HOH HOH A . 
E 4 HOH 4  110 110 HOH HOH A . 
E 4 HOH 5  112 112 HOH HOH A . 
E 4 HOH 6  113 113 HOH HOH A . 
E 4 HOH 7  117 117 HOH HOH A . 
E 4 HOH 8  118 118 HOH HOH A . 
E 4 HOH 9  119 119 HOH HOH A . 
E 4 HOH 10 120 120 HOH HOH A . 
E 4 HOH 11 122 122 HOH HOH A . 
E 4 HOH 12 125 125 HOH HOH A . 
E 4 HOH 13 127 127 HOH HOH A . 
E 4 HOH 14 132 132 HOH HOH A . 
E 4 HOH 15 134 134 HOH HOH A . 
E 4 HOH 16 135 135 HOH HOH A . 
E 4 HOH 17 136 136 HOH HOH A . 
E 4 HOH 18 137 137 HOH HOH A . 
E 4 HOH 19 138 138 HOH HOH A . 
E 4 HOH 20 139 139 HOH HOH A . 
E 4 HOH 21 140 140 HOH HOH A . 
E 4 HOH 22 143 143 HOH HOH A . 
E 4 HOH 23 144 144 HOH HOH A . 
E 4 HOH 24 145 145 HOH HOH A . 
E 4 HOH 25 146 146 HOH HOH A . 
E 4 HOH 26 147 147 HOH HOH A . 
E 4 HOH 27 149 149 HOH HOH A . 
E 4 HOH 28 156 156 HOH HOH A . 
E 4 HOH 29 157 157 HOH HOH A . 
E 4 HOH 30 158 158 HOH HOH A . 
E 4 HOH 31 160 160 HOH HOH A . 
E 4 HOH 32 161 161 HOH HOH A . 
E 4 HOH 33 162 162 HOH HOH A . 
E 4 HOH 34 163 163 HOH HOH A . 
E 4 HOH 35 165 165 HOH HOH A . 
E 4 HOH 36 166 166 HOH HOH A . 
E 4 HOH 37 167 167 HOH HOH A . 
E 4 HOH 38 168 168 HOH HOH A . 
E 4 HOH 39 169 169 HOH HOH A . 
E 4 HOH 40 176 176 HOH HOH A . 
E 4 HOH 41 177 177 HOH HOH A . 
E 4 HOH 42 179 179 HOH HOH A . 
E 4 HOH 43 180 180 HOH HOH A . 
E 4 HOH 44 183 183 HOH HOH A . 
E 4 HOH 45 184 22  HOH ION A . 
E 4 HOH 46 185 22  HOH ION A . 
E 4 HOH 47 186 22  HOH ION A . 
E 4 HOH 48 187 22  HOH ION A . 
E 4 HOH 49 188 22  HOH ION A . 
F 4 HOH 1  101 101 HOH HOH B . 
F 4 HOH 2  102 102 HOH HOH B . 
F 4 HOH 3  104 104 HOH HOH B . 
F 4 HOH 4  105 105 HOH HOH B . 
F 4 HOH 5  106 106 HOH HOH B . 
F 4 HOH 6  108 108 HOH HOH B . 
F 4 HOH 7  111 111 HOH HOH B . 
F 4 HOH 8  114 114 HOH HOH B . 
F 4 HOH 9  115 115 HOH HOH B . 
F 4 HOH 10 116 116 HOH HOH B . 
F 4 HOH 11 121 121 HOH HOH B . 
F 4 HOH 12 123 123 HOH HOH B . 
F 4 HOH 13 124 124 HOH HOH B . 
F 4 HOH 14 126 126 HOH HOH B . 
F 4 HOH 15 128 128 HOH HOH B . 
F 4 HOH 16 129 129 HOH HOH B . 
F 4 HOH 17 130 130 HOH HOH B . 
F 4 HOH 18 131 131 HOH HOH B . 
F 4 HOH 19 133 133 HOH HOH B . 
F 4 HOH 20 141 141 HOH HOH B . 
F 4 HOH 21 142 142 HOH HOH B . 
F 4 HOH 22 148 148 HOH HOH B . 
F 4 HOH 23 150 150 HOH HOH B . 
F 4 HOH 24 151 151 HOH HOH B . 
F 4 HOH 25 152 152 HOH HOH B . 
F 4 HOH 26 153 153 HOH HOH B . 
F 4 HOH 27 154 154 HOH HOH B . 
F 4 HOH 28 155 155 HOH HOH B . 
F 4 HOH 29 159 159 HOH HOH B . 
F 4 HOH 30 164 164 HOH HOH B . 
F 4 HOH 31 170 170 HOH HOH B . 
F 4 HOH 32 171 171 HOH HOH B . 
F 4 HOH 33 172 172 HOH HOH B . 
F 4 HOH 34 173 173 HOH HOH B . 
F 4 HOH 35 174 174 HOH HOH B . 
F 4 HOH 36 175 175 HOH HOH B . 
F 4 HOH 37 178 178 HOH HOH B . 
F 4 HOH 38 181 181 HOH HOH B . 
F 4 HOH 39 182 182 HOH HOH B . 
# 
_pdbx_struct_assembly.id                   1 
_pdbx_struct_assembly.details              author_defined_assembly 
_pdbx_struct_assembly.method_details       ? 
_pdbx_struct_assembly.oligomeric_details   dimeric 
_pdbx_struct_assembly.oligomeric_count     2 
# 
_pdbx_struct_assembly_gen.assembly_id       1 
_pdbx_struct_assembly_gen.oper_expression   1 
_pdbx_struct_assembly_gen.asym_id_list      A,B,C,D,E,F 
# 
_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_
_pdbx_struct_conn_angle.id 
_pdbx_struct_conn_angle.ptnr1_label_atom_id 
_pdbx_struct_conn_angle.ptnr1_label_alt_id 
_pdbx_struct_conn_angle.ptnr1_label_asym_id 
_pdbx_struct_conn_angle.ptnr1_label_comp_id 
_pdbx_struct_conn_angle.ptnr1_label_seq_id 
_pdbx_struct_conn_angle.ptnr1_auth_atom_id 
_pdbx_struct_conn_angle.ptnr1_auth_asym_id 
_pdbx_struct_conn_angle.ptnr1_auth_comp_id 
_pdbx_struct_conn_angle.ptnr1_auth_seq_id 
_pdbx_struct_conn_angle.ptnr1_PDB_ins_code 
_pdbx_struct_conn_angle.ptnr1_symmetry 
_pdbx_struct_conn_angle.ptnr2_label_atom_id 
_pdbx_struct_conn_angle.ptnr2_label_alt_id 
_pdbx_struct_conn_angle.ptnr2_label_asym_id 
_pdbx_struct_conn_angle.ptnr2_label_comp_id 
_pdbx_struct_conn_angle.ptnr2_label_seq_id 
_pdbx_struct_conn_angle.ptnr2_auth_atom_id 
_pdbx_struct_conn_angle.ptnr2_auth_asym_id 
_pdbx_struct_conn_angle.ptnr2_auth_comp_id 
_pdbx_struct_conn_angle.ptnr2_auth_seq_id 
_pdbx_struct_conn_angle.ptnr2_PDB_ins_code 
_pdbx_struct_conn_angle.ptnr2_symmetry 
_pdbx_struct_conn_angle.ptnr3_label_atom_id 
_pdbx_struct_conn_angle.ptnr3_label_alt_id 
_pdbx_struct_conn_angle.ptnr3_label_asym_id 
_pdbx_struct_conn_angle.ptnr3_label_comp_id 
_pdbx_struct_conn_angle.ptnr3_label_seq_id 
_pdbx_struct_conn_angle.ptnr3_auth_atom_id 
_pdbx_struct_conn_angle.ptnr3_auth_asym_id 
_pdbx_struct_conn_angle.ptnr3_auth_comp_id 
_pdbx_struct_conn_angle.ptnr3_auth_seq_id 
_pdbx_struct_conn_angle.ptnr3_PDB_ins_code 
_pdbx_struct_conn_angle.ptnr3_symmetry 
_pdbx_struct_conn_angle.value 
_pdbx_struct_conn_angle.value_esd 
1  N7 ? A DG  6 ? A DG  6   ? 1_555 MG A D MG . ? A MG 22 ? 1_555 O A E HOH . ? A HOH 184 ? 1_555 176.3 ? 
2  N7 ? A DG  6 ? A DG  6   ? 1_555 MG A D MG . ? A MG 22 ? 1_555 O A E HOH . ? A HOH 185 ? 1_555 90.7  ? 
3  O  A E HOH . ? A HOH 184 ? 1_555 MG A D MG . ? A MG 22 ? 1_555 O A E HOH . ? A HOH 185 ? 1_555 89.2  ? 
4  N7 ? A DG  6 ? A DG  6   ? 1_555 MG A D MG . ? A MG 22 ? 1_555 O A E HOH . ? A HOH 186 ? 1_555 93.4  ? 
5  O  A E HOH . ? A HOH 184 ? 1_555 MG A D MG . ? A MG 22 ? 1_555 O A E HOH . ? A HOH 186 ? 1_555 86.3  ? 
6  O  A E HOH . ? A HOH 185 ? 1_555 MG A D MG . ? A MG 22 ? 1_555 O A E HOH . ? A HOH 186 ? 1_555 171.4 ? 
7  N7 ? A DG  6 ? A DG  6   ? 1_555 MG A D MG . ? A MG 22 ? 1_555 O A E HOH . ? A HOH 187 ? 1_555 93.2  ? 
8  O  A E HOH . ? A HOH 184 ? 1_555 MG A D MG . ? A MG 22 ? 1_555 O A E HOH . ? A HOH 187 ? 1_555 90.5  ? 
9  O  A E HOH . ? A HOH 185 ? 1_555 MG A D MG . ? A MG 22 ? 1_555 O A E HOH . ? A HOH 187 ? 1_555 98.9  ? 
10 O  A E HOH . ? A HOH 186 ? 1_555 MG A D MG . ? A MG 22 ? 1_555 O A E HOH . ? A HOH 187 ? 1_555 88.5  ? 
11 N7 ? A DG  6 ? A DG  6   ? 1_555 MG A D MG . ? A MG 22 ? 1_555 O A E HOH . ? A HOH 188 ? 1_555 85.0  ? 
12 O  A E HOH . ? A HOH 184 ? 1_555 MG A D MG . ? A MG 22 ? 1_555 O A E HOH . ? A HOH 188 ? 1_555 91.3  ? 
13 O  A E HOH . ? A HOH 185 ? 1_555 MG A D MG . ? A MG 22 ? 1_555 O A E HOH . ? A HOH 188 ? 1_555 81.9  ? 
14 O  A E HOH . ? A HOH 186 ? 1_555 MG A D MG . ? A MG 22 ? 1_555 O A E HOH . ? A HOH 188 ? 1_555 90.9  ? 
15 O  A E HOH . ? A HOH 187 ? 1_555 MG A D MG . ? A MG 22 ? 1_555 O A E HOH . ? A HOH 188 ? 1_555 178.0 ? 
# 
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 2001-04-12 
2 'Structure model' 1 1 2008-04-27 
3 'Structure model' 1 2 2011-07-13 
4 'Structure model' 1 3 2017-10-04 
5 'Structure model' 1 4 2023-08-09 
# 
_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 5 'Structure model' 'Derived calculations'      
7 5 '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 5 'Structure model' pdbx_initial_refinement_model 
6 5 'Structure model' pdbx_struct_conn_angle        
7 5 'Structure model' struct_conn                   
8 5 '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  5 'Structure model' '_database_2.pdbx_DOI'                        
2  5 'Structure model' '_database_2.pdbx_database_accession'         
3  5 'Structure model' '_pdbx_struct_conn_angle.ptnr1_auth_comp_id'  
4  5 'Structure model' '_pdbx_struct_conn_angle.ptnr1_auth_seq_id'   
5  5 'Structure model' '_pdbx_struct_conn_angle.ptnr1_label_alt_id'  
6  5 'Structure model' '_pdbx_struct_conn_angle.ptnr1_label_asym_id' 
7  5 'Structure model' '_pdbx_struct_conn_angle.ptnr1_label_atom_id' 
8  5 'Structure model' '_pdbx_struct_conn_angle.ptnr1_label_comp_id' 
9  5 'Structure model' '_pdbx_struct_conn_angle.ptnr1_label_seq_id'  
10 5 'Structure model' '_pdbx_struct_conn_angle.ptnr3_auth_comp_id'  
11 5 'Structure model' '_pdbx_struct_conn_angle.ptnr3_auth_seq_id'   
12 5 'Structure model' '_pdbx_struct_conn_angle.ptnr3_label_alt_id'  
13 5 'Structure model' '_pdbx_struct_conn_angle.ptnr3_label_asym_id' 
14 5 'Structure model' '_pdbx_struct_conn_angle.ptnr3_label_atom_id' 
15 5 'Structure model' '_pdbx_struct_conn_angle.ptnr3_label_comp_id' 
16 5 'Structure model' '_pdbx_struct_conn_angle.ptnr3_label_seq_id'  
17 5 'Structure model' '_pdbx_struct_conn_angle.value'               
18 5 'Structure model' '_struct_conn.pdbx_dist_value'                
19 5 'Structure model' '_struct_conn.pdbx_ptnr1_label_alt_id'        
20 5 'Structure model' '_struct_conn.pdbx_ptnr2_label_alt_id'        
21 5 'Structure model' '_struct_conn.ptnr1_auth_comp_id'             
22 5 'Structure model' '_struct_conn.ptnr1_auth_seq_id'              
23 5 'Structure model' '_struct_conn.ptnr1_label_asym_id'            
24 5 'Structure model' '_struct_conn.ptnr1_label_atom_id'            
25 5 'Structure model' '_struct_conn.ptnr1_label_comp_id'            
26 5 'Structure model' '_struct_conn.ptnr1_label_seq_id'             
27 5 'Structure model' '_struct_conn.ptnr2_auth_comp_id'             
28 5 'Structure model' '_struct_conn.ptnr2_auth_seq_id'              
29 5 'Structure model' '_struct_conn.ptnr2_label_asym_id'            
30 5 'Structure model' '_struct_conn.ptnr2_label_atom_id'            
31 5 'Structure model' '_struct_conn.ptnr2_label_comp_id'            
32 5 'Structure model' '_struct_conn.ptnr2_label_seq_id'             
33 5 'Structure model' '_struct_site.pdbx_auth_asym_id'              
34 5 'Structure model' '_struct_site.pdbx_auth_comp_id'              
35 5 'Structure model' '_struct_site.pdbx_auth_seq_id'               
# 
loop_
_software.name 
_software.classification 
_software.version 
_software.citation_id 
_software.pdbx_ordinal 
SHELXL-97 refinement       . ? 1 
HKL-2000  'data reduction' . ? 2 
HKL-2000  'data scaling'   . ? 3 
# 
loop_
_pdbx_validate_rmsd_bond.id 
_pdbx_validate_rmsd_bond.PDB_model_num 
_pdbx_validate_rmsd_bond.auth_atom_id_1 
_pdbx_validate_rmsd_bond.auth_asym_id_1 
_pdbx_validate_rmsd_bond.auth_comp_id_1 
_pdbx_validate_rmsd_bond.auth_seq_id_1 
_pdbx_validate_rmsd_bond.PDB_ins_code_1 
_pdbx_validate_rmsd_bond.label_alt_id_1 
_pdbx_validate_rmsd_bond.auth_atom_id_2 
_pdbx_validate_rmsd_bond.auth_asym_id_2 
_pdbx_validate_rmsd_bond.auth_comp_id_2 
_pdbx_validate_rmsd_bond.auth_seq_id_2 
_pdbx_validate_rmsd_bond.PDB_ins_code_2 
_pdbx_validate_rmsd_bond.label_alt_id_2 
_pdbx_validate_rmsd_bond.bond_value 
_pdbx_validate_rmsd_bond.bond_target_value 
_pdbx_validate_rmsd_bond.bond_deviation 
_pdbx_validate_rmsd_bond.bond_standard_deviation 
_pdbx_validate_rmsd_bond.linker_flag 
1 1 "O4'" A DG 4 ? ? "C1'" A DG 4 ? ? 1.493 1.420 0.073  0.011 N 
2 1 N7    A DG 6 ? ? C8    A DG 6 ? ? 1.268 1.305 -0.037 0.006 N 
# 
_pdbx_validate_rmsd_angle.id                         1 
_pdbx_validate_rmsd_angle.PDB_model_num              1 
_pdbx_validate_rmsd_angle.auth_atom_id_1             "O4'" 
_pdbx_validate_rmsd_angle.auth_asym_id_1             A 
_pdbx_validate_rmsd_angle.auth_comp_id_1             DG 
_pdbx_validate_rmsd_angle.auth_seq_id_1              2 
_pdbx_validate_rmsd_angle.PDB_ins_code_1             ? 
_pdbx_validate_rmsd_angle.label_alt_id_1             ? 
_pdbx_validate_rmsd_angle.auth_atom_id_2             "C1'" 
_pdbx_validate_rmsd_angle.auth_asym_id_2             A 
_pdbx_validate_rmsd_angle.auth_comp_id_2             DG 
_pdbx_validate_rmsd_angle.auth_seq_id_2              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             N9 
_pdbx_validate_rmsd_angle.auth_asym_id_3             A 
_pdbx_validate_rmsd_angle.auth_comp_id_3             DG 
_pdbx_validate_rmsd_angle.auth_seq_id_3              2 
_pdbx_validate_rmsd_angle.PDB_ins_code_3             ? 
_pdbx_validate_rmsd_angle.label_alt_id_3             ? 
_pdbx_validate_rmsd_angle.angle_value                103.66 
_pdbx_validate_rmsd_angle.angle_target_value         108.00 
_pdbx_validate_rmsd_angle.angle_deviation            -4.34 
_pdbx_validate_rmsd_angle.angle_standard_deviation   0.70 
_pdbx_validate_rmsd_angle.linker_flag                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 
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  
MG  MG     MG N N 75  
SPM N1     N  N N 76  
SPM C2     C  N N 77  
SPM C3     C  N N 78  
SPM C4     C  N N 79  
SPM N5     N  N N 80  
SPM C6     C  N N 81  
SPM C7     C  N N 82  
SPM C8     C  N N 83  
SPM C9     C  N N 84  
SPM N10    N  N N 85  
SPM C11    C  N N 86  
SPM C12    C  N N 87  
SPM C13    C  N N 88  
SPM N14    N  N N 89  
SPM HN11   H  N N 90  
SPM HN12   H  N N 91  
SPM H21    H  N N 92  
SPM H22    H  N N 93  
SPM H31    H  N N 94  
SPM H32    H  N N 95  
SPM H41    H  N N 96  
SPM H42    H  N N 97  
SPM HN5    H  N N 98  
SPM H61    H  N N 99  
SPM H62    H  N N 100 
SPM H71    H  N N 101 
SPM H72    H  N N 102 
SPM H81    H  N N 103 
SPM H82    H  N N 104 
SPM H91    H  N N 105 
SPM H92    H  N N 106 
SPM HN0    H  N N 107 
SPM H111   H  N N 108 
SPM H112   H  N N 109 
SPM H121   H  N N 110 
SPM H122   H  N N 111 
SPM H131   H  N N 112 
SPM H132   H  N N 113 
SPM HN41   H  N N 114 
SPM HN42   H  N N 115 
# 
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  
SPM N1    C2     sing N N 77  
SPM N1    HN11   sing N N 78  
SPM N1    HN12   sing N N 79  
SPM C2    C3     sing N N 80  
SPM C2    H21    sing N N 81  
SPM C2    H22    sing N N 82  
SPM C3    C4     sing N N 83  
SPM C3    H31    sing N N 84  
SPM C3    H32    sing N N 85  
SPM C4    N5     sing N N 86  
SPM C4    H41    sing N N 87  
SPM C4    H42    sing N N 88  
SPM N5    C6     sing N N 89  
SPM N5    HN5    sing N N 90  
SPM C6    C7     sing N N 91  
SPM C6    H61    sing N N 92  
SPM C6    H62    sing N N 93  
SPM C7    C8     sing N N 94  
SPM C7    H71    sing N N 95  
SPM C7    H72    sing N N 96  
SPM C8    C9     sing N N 97  
SPM C8    H81    sing N N 98  
SPM C8    H82    sing N N 99  
SPM C9    N10    sing N N 100 
SPM C9    H91    sing N N 101 
SPM C9    H92    sing N N 102 
SPM N10   C11    sing N N 103 
SPM N10   HN0    sing N N 104 
SPM C11   C12    sing N N 105 
SPM C11   H111   sing N N 106 
SPM C11   H112   sing N N 107 
SPM C12   C13    sing N N 108 
SPM C12   H121   sing N N 109 
SPM C12   H122   sing N N 110 
SPM C13   N14    sing N N 111 
SPM C13   H131   sing N N 112 
SPM C13   H132   sing N N 113 
SPM N14   HN41   sing N N 114 
SPM N14   HN42   sing N N 115 
# 
_ndb_struct_conf_na.entry_id   1ICK 
_ndb_struct_conf_na.feature    'z-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 6 1_555 -0.271 -0.110 0.128  1.854  0.295  0.892 1 A_DC1:DG16_B A 1 ? B 16 ? 19 1 
1 A DG 2 1_555 B DC 5 1_555 0.284  -0.124 -0.093 -6.625 -2.484 1.648 2 A_DG2:DC15_B A 2 ? B 15 ? 19 1 
1 A DC 3 1_555 B DG 4 1_555 -0.245 -0.121 -0.052 4.643  -3.397 1.655 3 A_DC3:DG14_B A 3 ? B 14 ? 19 1 
1 A DG 4 1_555 B DC 3 1_555 0.175  -0.117 0.067  -6.809 -0.960 2.799 4 A_DG4:DC13_B A 4 ? B 13 ? 19 1 
1 A DC 5 1_555 B DG 2 1_555 -0.139 -0.097 -0.013 1.142  0.071  2.839 5 A_DC5:DG12_B A 5 ? B 12 ? 19 1 
1 A DG 6 1_555 B DC 1 1_555 0.335  -0.147 0.188  5.657  5.498  2.573 6 A_DG6:DC11_B A 6 ? B 11 ? 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 6 1_555 A DG 2 1_555 B DC 5 1_555 0.071  5.349  3.671 0.751  -3.250 -6.108  -24.861 5.023  5.711 27.924 6.454  
-6.959  1 AA_DC1DG2:DC15DG16_BB A 1 ? B 16 ? A 2 ? B 15 ? 
1 A DG 2 1_555 B DC 5 1_555 A DC 3 1_555 B DG 4 1_555 -0.073 -1.049 3.260 -0.084 -6.034 -51.882 1.584   -0.088 3.128 6.871  -0.096 
-52.207 2 AA_DG2DC3:DG14DC15_BB A 2 ? B 15 ? A 3 ? B 14 ? 
1 A DC 3 1_555 B DG 4 1_555 A DG 4 1_555 B DC 3 1_555 -0.034 5.475  3.791 -0.714 -3.440 -5.813  -23.654 -4.973 6.013 30.514 -6.336 
-6.792  3 AA_DC3DG4:DC13DG14_BB A 3 ? B 14 ? A 4 ? B 13 ? 
1 A DG 4 1_555 B DC 3 1_555 A DC 5 1_555 B DG 2 1_555 -0.183 -0.910 3.331 0.665  -2.065 -53.548 1.141   -0.160 3.298 2.291  0.738  
-53.588 4 AA_DG4DC5:DG12DC13_BB A 4 ? B 13 ? A 5 ? B 12 ? 
1 A DC 5 1_555 B DG 2 1_555 A DG 6 1_555 B DC 1 1_555 0.115  5.124  3.414 1.911  -0.918 -6.905  -36.913 8.738  3.884 7.394  15.398 
-7.223  5 AA_DC5DG6:DC11DG12_BB A 5 ? B 12 ? A 6 ? B 11 ? 
# 
loop_
_pdbx_entity_nonpoly.entity_id 
_pdbx_entity_nonpoly.name 
_pdbx_entity_nonpoly.comp_id 
2 SPERMINE        SPM 
3 'MAGNESIUM ION' MG  
4 water           HOH 
# 
_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.accession_code   2DCG 
_pdbx_initial_refinement_model.details          '2DCG from PDB' 
#