data_1MHK # _entry.id 1MHK # _audit_conform.dict_name mmcif_pdbx.dic _audit_conform.dict_version 5.386 _audit_conform.dict_location http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic # loop_ _database_2.database_id _database_2.database_code _database_2.pdbx_database_accession _database_2.pdbx_DOI PDB 1MHK pdb_00001mhk 10.2210/pdb1mhk/pdb NDB UR0025 ? ? RCSB RCSB016915 ? ? WWPDB D_1000016915 ? ? # 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 2002-09-06 2 'Structure model' 1 1 2007-10-16 3 'Structure model' 1 2 2011-07-13 4 'Structure model' 1 3 2024-02-14 # _pdbx_audit_revision_details.ordinal 1 _pdbx_audit_revision_details.revision_ordinal 1 _pdbx_audit_revision_details.data_content_type 'Structure model' _pdbx_audit_revision_details.provider repository _pdbx_audit_revision_details.type 'Initial release' _pdbx_audit_revision_details.description ? _pdbx_audit_revision_details.details ? # loop_ _pdbx_audit_revision_group.ordinal _pdbx_audit_revision_group.revision_ordinal _pdbx_audit_revision_group.data_content_type _pdbx_audit_revision_group.group 1 2 'Structure model' 'Version format compliance' 2 3 'Structure model' 'Version format compliance' 3 4 'Structure model' 'Data collection' 4 4 'Structure model' 'Database references' 5 4 'Structure model' 'Derived calculations' 6 4 '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' chem_comp_atom 2 4 'Structure model' chem_comp_bond 3 4 'Structure model' database_2 4 4 'Structure model' pdbx_initial_refinement_model 5 4 'Structure model' struct_conn 6 4 'Structure model' struct_site # loop_ _pdbx_audit_revision_item.ordinal _pdbx_audit_revision_item.revision_ordinal _pdbx_audit_revision_item.data_content_type _pdbx_audit_revision_item.item 1 4 'Structure model' '_database_2.pdbx_DOI' 2 4 'Structure model' '_database_2.pdbx_database_accession' 3 4 'Structure model' '_struct_conn.pdbx_leaving_atom_flag' 4 4 'Structure model' '_struct_site.pdbx_auth_asym_id' 5 4 'Structure model' '_struct_site.pdbx_auth_comp_id' 6 4 'Structure model' '_struct_site.pdbx_auth_seq_id' # _pdbx_database_status.status_code REL _pdbx_database_status.entry_id 1MHK _pdbx_database_status.recvd_initial_deposition_date 2002-08-20 _pdbx_database_status.deposit_site NDB _pdbx_database_status.process_site RCSB _pdbx_database_status.SG_entry . _pdbx_database_status.pdb_format_compatible Y _pdbx_database_status.status_code_mr ? _pdbx_database_status.status_code_sf ? _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 'Szep, S.' 1 'Wang, J.' 2 'Moore, P.B.' 3 # _citation.id primary _citation.title 'The crystal structure of a 26-nucleotide RNA containing a hook-turn' _citation.journal_abbrev RNA _citation.journal_volume 9 _citation.page_first 44 _citation.page_last 51 _citation.year 2003 _citation.journal_id_ASTM RNARFU _citation.country UK _citation.journal_id_ISSN 1355-8382 _citation.journal_id_CSD 2122 _citation.book_publisher ? _citation.pdbx_database_id_PubMed 12554875 _citation.pdbx_database_id_DOI 10.1261/rna.2107303 # loop_ _citation_author.citation_id _citation_author.name _citation_author.ordinal _citation_author.identifier_ORCID primary 'Szep, S.' 1 ? primary 'Wang, J.' 2 ? primary 'Moore, P.B.' 3 ? # 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 12-mer BCh12' 3810.352 1 ? ? 'fragment of 5S rRNA Loop E' 'Short strand' 2 polymer syn 'RNA 14-mer BCh12' 4479.691 1 ? ? 'fragment of 5S rRNA Loop E' 'Long strand' 3 non-polymer syn 'BROMIDE ION' 79.904 1 ? ? ? ? 4 water nat water 18.015 21 ? ? ? ? # 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 CCAUGCGAACCG CCAUGCGAACCG S ? 2 polyribonucleotide no no CGAUCCUAGUGUGG CGAUCCUAGUGUGG L ? # loop_ _pdbx_entity_nonpoly.entity_id _pdbx_entity_nonpoly.name _pdbx_entity_nonpoly.comp_id 3 'BROMIDE ION' BR 4 water HOH # loop_ _entity_poly_seq.entity_id _entity_poly_seq.num _entity_poly_seq.mon_id _entity_poly_seq.hetero 1 1 C n 1 2 C n 1 3 A n 1 4 U n 1 5 G n 1 6 C n 1 7 G n 1 8 A n 1 9 A n 1 10 C n 1 11 C n 1 12 G n 2 1 C n 2 2 G n 2 3 A n 2 4 U n 2 5 C n 2 6 C n 2 7 U n 2 8 A n 2 9 G n 2 10 U n 2 11 G n 2 12 U n 2 13 G n 2 14 G n # loop_ _pdbx_entity_src_syn.entity_id _pdbx_entity_src_syn.pdbx_src_id _pdbx_entity_src_syn.pdbx_alt_source_flag _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 1 1 sample ? ? ? ? ? '5S rRNA Loop E region, sequence from Chromatium minutissimum' 2 1 sample ? ? ? ? ? '5S rRNA Loop E region, sequence from Chromatium minutissimum' # 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 BR non-polymer . 'BROMIDE ION' ? 'Br -1' 79.904 C 'RNA linking' y "CYTIDINE-5'-MONOPHOSPHATE" ? 'C9 H14 N3 O8 P' 323.197 G 'RNA linking' y "GUANOSINE-5'-MONOPHOSPHATE" ? 'C10 H14 N5 O8 P' 363.221 HOH non-polymer . WATER ? 'H2 O' 18.015 U 'RNA linking' y "URIDINE-5'-MONOPHOSPHATE" ? 'C9 H13 N2 O9 P' 324.181 # loop_ _pdbx_poly_seq_scheme.asym_id _pdbx_poly_seq_scheme.entity_id _pdbx_poly_seq_scheme.seq_id _pdbx_poly_seq_scheme.mon_id _pdbx_poly_seq_scheme.ndb_seq_num _pdbx_poly_seq_scheme.pdb_seq_num _pdbx_poly_seq_scheme.auth_seq_num _pdbx_poly_seq_scheme.pdb_mon_id _pdbx_poly_seq_scheme.auth_mon_id _pdbx_poly_seq_scheme.pdb_strand_id _pdbx_poly_seq_scheme.pdb_ins_code _pdbx_poly_seq_scheme.hetero A 1 1 C 1 1 1 C C S . n A 1 2 C 2 2 2 C C S . n A 1 3 A 3 3 3 A A S . n A 1 4 U 4 4 4 U U S . n A 1 5 G 5 5 5 G G S . n A 1 6 C 6 6 6 C C S . n A 1 7 G 7 7 7 G G S . n A 1 8 A 8 8 8 A A S . n A 1 9 A 9 9 9 A A S . n A 1 10 C 10 10 10 C C S . n A 1 11 C 11 11 11 C C S . n A 1 12 G 12 12 12 G G S . n B 2 1 C 1 1 1 C C L . n B 2 2 G 2 2 2 G G L . n B 2 3 A 3 3 3 A A L . n B 2 4 U 4 4 4 U U L . n B 2 5 C 5 5 5 C C L . n B 2 6 C 6 6 6 C C L . n B 2 7 U 7 7 7 U U L . n B 2 8 A 8 8 8 A A L . n B 2 9 G 9 9 9 G G L . n B 2 10 U 10 10 10 U U L . n B 2 11 G 11 11 11 G G L . n B 2 12 U 12 12 12 U U L . n B 2 13 G 13 13 13 G G L . n B 2 14 G 14 14 14 G G L . 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 3 BR 1 13 4 BR BRO S . D 4 HOH 1 14 1 HOH HOH S . D 4 HOH 2 15 2 HOH HOH S . D 4 HOH 3 16 3 HOH HOH S . D 4 HOH 4 17 4 HOH HOH S . D 4 HOH 5 18 5 HOH HOH S . D 4 HOH 6 19 9 HOH HOH S . D 4 HOH 7 20 22 HOH HOH S . D 4 HOH 8 21 24 HOH HOH S . D 4 HOH 9 22 28 HOH HOH S . D 4 HOH 10 23 34 HOH HOH S . D 4 HOH 11 24 35 HOH HOH S . E 4 HOH 1 15 6 HOH HOH L . E 4 HOH 2 16 11 HOH HOH L . E 4 HOH 3 17 12 HOH HOH L . E 4 HOH 4 18 14 HOH HOH L . E 4 HOH 5 19 15 HOH HOH L . E 4 HOH 6 20 25 HOH HOH L . E 4 HOH 7 21 27 HOH HOH L . E 4 HOH 8 22 29 HOH HOH L . E 4 HOH 9 23 30 HOH HOH L . E 4 HOH 10 24 32 HOH HOH L . # loop_ _software.name _software.classification _software.version _software.citation_id _software.pdbx_ordinal DENZO 'data reduction' . ? 1 SCALEPACK 'data scaling' . ? 2 CNS refinement . ? 3 CNS phasing . ? 4 # _cell.entry_id 1MHK _cell.length_a 30.169 _cell.length_b 62.510 _cell.length_c 50.933 _cell.angle_alpha 90.00 _cell.angle_beta 98.76 _cell.angle_gamma 90.00 _cell.Z_PDB 4 _cell.pdbx_unique_axis ? # _symmetry.entry_id 1MHK _symmetry.space_group_name_H-M 'C 1 2 1' _symmetry.cell_setting monoclinic _symmetry.pdbx_full_space_group_name_H-M ? _symmetry.Int_Tables_number 5 # _exptl.entry_id 1MHK _exptl.method 'X-RAY DIFFRACTION' _exptl.crystals_number 1 # _exptl_crystal.id 1 _exptl_crystal.density_meas ? _exptl_crystal.density_percent_sol 57.04 _exptl_crystal.density_Matthews 2.86 _exptl_crystal.description ? # _exptl_crystal_grow.crystal_id 1 _exptl_crystal_grow.method 'VAPOR DIFFUSION, SITTING DROP' _exptl_crystal_grow.temp 292 _exptl_crystal_grow.temp_details ? _exptl_crystal_grow.pH 7.5 _exptl_crystal_grow.pdbx_details ;ammonium sulfate, magnesium chloride, spermidine, tris-hydrogen chloride, pH 7.5, VAPOR DIFFUSION, SITTING DROP at 292K ; _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.conc _exptl_crystal_grow_comp.volume _exptl_crystal_grow_comp.details 1 1 1 '(NH4)2SO4' ? ? ? 1 2 1 MgCl2 ? ? ? 1 3 1 spermidine ? ? ? 1 4 1 tris-HCl ? ? ? 1 5 2 '(NH4)2SO4' ? ? ? 1 6 2 MgCl2 ? ? ? 1 7 2 tris-HCl ? ? ? # loop_ _diffrn.id _diffrn.ambient_temp _diffrn.ambient_temp_details _diffrn.crystal_id 1 193 ? 1 2 193 ? 1 # loop_ _diffrn_detector.diffrn_id _diffrn_detector.detector _diffrn_detector.type _diffrn_detector.pdbx_collection_date _diffrn_detector.details 1 'IMAGE PLATE' 'RIGAKU RAXIS IIC' 2001-01-31 'focusing mirrors' 2 CCD CUSTOM-MADE 2001-04-13 ? # 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 'focusing mirrors' 'SINGLE WAVELENGTH' x-ray 2 1 M 'double crystal' 'SINGLE WAVELENGTH' x-ray # loop_ _diffrn_radiation_wavelength.id _diffrn_radiation_wavelength.wavelength _diffrn_radiation_wavelength.wt 1 1.5418 1.0 2 0.91939 1.0 # loop_ _diffrn_source.diffrn_id _diffrn_source.source _diffrn_source.type _diffrn_source.pdbx_synchrotron_site _diffrn_source.pdbx_synchrotron_beamline _diffrn_source.pdbx_wavelength _diffrn_source.pdbx_wavelength_list 1 'ROTATING ANODE' 'RIGAKU RU200' ? ? ? 1.5418 2 SYNCHROTRON 'NSLS BEAMLINE X25' NSLS X25 ? 0.91939 # _reflns.entry_id 1MHK _reflns.observed_criterion_sigma_I 1. _reflns.observed_criterion_sigma_F ? _reflns.d_resolution_low 15.0 _reflns.d_resolution_high 2.50 _reflns.number_obs 3220 _reflns.number_all ? _reflns.percent_possible_obs 98.6 _reflns.pdbx_Rmerge_I_obs ? _reflns.pdbx_Rsym_value 0.128 _reflns.pdbx_netI_over_sigmaI 10.35 _reflns.B_iso_Wilson_estimate 57.5 _reflns.pdbx_redundancy 17.69 _reflns.R_free_details ? _reflns.pdbx_diffrn_id 1,2 _reflns.pdbx_ordinal 1 # _reflns_shell.d_res_high 2.50 _reflns_shell.d_res_low ? _reflns_shell.percent_possible_all 98.7 _reflns_shell.Rmerge_I_obs ? _reflns_shell.pdbx_Rsym_value 0.342 _reflns_shell.meanI_over_sigI_obs 2.55 _reflns_shell.pdbx_redundancy 4.59 _reflns_shell.percent_possible_obs ? _reflns_shell.number_unique_all 307 _reflns_shell.pdbx_diffrn_id ? _reflns_shell.pdbx_ordinal 1 # _refine.entry_id 1MHK _refine.ls_number_reflns_obs 3011 _refine.ls_number_reflns_all 3217 _refine.pdbx_ls_sigma_I ? _refine.pdbx_ls_sigma_F 2.0 _refine.pdbx_data_cutoff_high_absF ? _refine.pdbx_data_cutoff_low_absF ? _refine.ls_d_res_low 15.0 _refine.ls_d_res_high 2.50 _refine.ls_percent_reflns_obs 93.6 _refine.ls_R_factor_obs 0.243 _refine.ls_R_factor_all ? _refine.ls_R_factor_R_work 0.2391 _refine.ls_R_factor_R_free 0.27 _refine.ls_R_factor_R_free_error 0.017 _refine.ls_R_factor_R_free_error_details ? _refine.ls_percent_reflns_R_free 8.4 _refine.ls_number_reflns_R_free 252 _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 55.8 _refine.aniso_B[1][1] 6.17 _refine.aniso_B[2][2] 5.29 _refine.aniso_B[3][3] -11.46 _refine.aniso_B[1][2] 0.00 _refine.aniso_B[1][3] 20.29 _refine.aniso_B[2][3] 0.00 _refine.solvent_model_details 'FLAT MODEL' _refine.solvent_model_param_ksol 0.402743 _refine.solvent_model_param_bsol 54.1757 _refine.pdbx_solvent_vdw_probe_radii ? _refine.pdbx_solvent_ion_probe_radii ? _refine.pdbx_solvent_shrinkage_radii ? _refine.pdbx_ls_cross_valid_method THROUGHOUT _refine.details ? _refine.pdbx_starting_model '6mer A-form RNA helix' _refine.pdbx_method_to_determine_struct 'MOLECULAR REPLACEMENT' _refine.pdbx_isotropic_thermal_model RESTRAINED _refine.pdbx_stereochemistry_target_values 'CNS standard parameter files:dna_rnarep.param' _refine.pdbx_stereochem_target_val_spec_case ? _refine.pdbx_R_Free_selection_details RANDOM _refine.pdbx_overall_ESU_R_Free ? _refine.overall_SU_B ? _refine.ls_redundancy_reflns_obs ? _refine.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_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 1MHK _refine_analyze.Luzzati_coordinate_error_obs 0.42 _refine_analyze.Luzzati_sigma_a_obs 0.59 _refine_analyze.Luzzati_d_res_low_obs 5.00 _refine_analyze.Luzzati_coordinate_error_free 0.49 _refine_analyze.Luzzati_sigma_a_free 0.57 _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 548 _refine_hist.pdbx_number_atoms_ligand 1 _refine_hist.number_atoms_solvent 21 _refine_hist.number_atoms_total 570 _refine_hist.d_res_high 2.50 _refine_hist.d_res_low 15.0 # 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 c_bond_d 0.006 ? ? ? 'X-RAY DIFFRACTION' ? c_angle_deg 1.08 ? ? ? 'X-RAY DIFFRACTION' ? c_dihedral_angle_d 14.0 ? ? ? 'X-RAY DIFFRACTION' ? c_improper_angle_d 1.46 ? ? ? 'X-RAY DIFFRACTION' ? # _refine_ls_shell.pdbx_total_number_of_bins_used 6 _refine_ls_shell.d_res_high 2.50 _refine_ls_shell.d_res_low 2.66 _refine_ls_shell.number_reflns_R_work 359 _refine_ls_shell.R_factor_R_work 0.404 _refine_ls_shell.percent_reflns_obs 78.8 _refine_ls_shell.R_factor_R_free 0.335 _refine_ls_shell.R_factor_R_free_error 0.060 _refine_ls_shell.percent_reflns_R_free 7.4 _refine_ls_shell.number_reflns_R_free 31 _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 DNA-RNA_REP-BR2.PARAM DNA-RNA-BR2.TOP 'X-RAY DIFFRACTION' 2 WATER.PARAM WATER.TOP 'X-RAY DIFFRACTION' 3 ION.PARAM ION.TOP 'X-RAY DIFFRACTION' # _database_PDB_matrix.entry_id 1MHK _database_PDB_matrix.origx[1][1] 1.000000 _database_PDB_matrix.origx[1][2] .000000 _database_PDB_matrix.origx[1][3] .000000 _database_PDB_matrix.origx[2][1] .000000 _database_PDB_matrix.origx[2][2] 1.000000 _database_PDB_matrix.origx[2][3] .000000 _database_PDB_matrix.origx[3][1] .000000 _database_PDB_matrix.origx[3][2] .000000 _database_PDB_matrix.origx[3][3] 1.000000 _database_PDB_matrix.origx_vector[1] .00000 _database_PDB_matrix.origx_vector[2] .00000 _database_PDB_matrix.origx_vector[3] .00000 # _struct.entry_id 1MHK _struct.title 'Crystal Structure Analysis of a 26mer RNA molecule, representing a new RNA motif, the hook-turn' _struct.pdbx_model_details ? _struct.pdbx_CASP_flag ? _struct.pdbx_model_type_details ? # _struct_keywords.entry_id 1MHK _struct_keywords.pdbx_keywords RNA _struct_keywords.text 'helix, 180 degree turn, RNA' # 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 ? C N N 3 ? D N N 4 ? E N N 4 ? # loop_ _struct_ref.id _struct_ref.entity_id _struct_ref.db_name _struct_ref.db_code _struct_ref.pdbx_db_accession _struct_ref.pdbx_db_isoform _struct_ref.pdbx_seq_one_letter_code _struct_ref.pdbx_align_begin 1 1 PDB 1MHK 1MHK ? ? ? 2 2 PDB 1MHK 1MHK ? ? ? # 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 1MHK S 1 ? 12 ? 1MHK 1 ? 12 ? 1 12 2 2 1MHK L 1 ? 14 ? 1MHK 1 ? 14 ? 1 14 # _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 # _pdbx_struct_oper_list.id 1 _pdbx_struct_oper_list.type 'identity operation' _pdbx_struct_oper_list.name 1_555 _pdbx_struct_oper_list.symmetry_operation x,y,z _pdbx_struct_oper_list.matrix[1][1] 1.0000000000 _pdbx_struct_oper_list.matrix[1][2] 0.0000000000 _pdbx_struct_oper_list.matrix[1][3] 0.0000000000 _pdbx_struct_oper_list.vector[1] 0.0000000000 _pdbx_struct_oper_list.matrix[2][1] 0.0000000000 _pdbx_struct_oper_list.matrix[2][2] 1.0000000000 _pdbx_struct_oper_list.matrix[2][3] 0.0000000000 _pdbx_struct_oper_list.vector[2] 0.0000000000 _pdbx_struct_oper_list.matrix[3][1] 0.0000000000 _pdbx_struct_oper_list.matrix[3][2] 0.0000000000 _pdbx_struct_oper_list.matrix[3][3] 1.0000000000 _pdbx_struct_oper_list.vector[3] 0.0000000000 # _struct_biol.id 1 _struct_biol.pdbx_parent_biol_id ? _struct_biol.details ? # loop_ _struct_conn.id _struct_conn.conn_type_id _struct_conn.pdbx_leaving_atom_flag _struct_conn.pdbx_PDB_id _struct_conn.ptnr1_label_asym_id _struct_conn.ptnr1_label_comp_id _struct_conn.ptnr1_label_seq_id _struct_conn.ptnr1_label_atom_id _struct_conn.pdbx_ptnr1_label_alt_id _struct_conn.pdbx_ptnr1_PDB_ins_code _struct_conn.pdbx_ptnr1_standard_comp_id _struct_conn.ptnr1_symmetry _struct_conn.ptnr2_label_asym_id _struct_conn.ptnr2_label_comp_id _struct_conn.ptnr2_label_seq_id _struct_conn.ptnr2_label_atom_id _struct_conn.pdbx_ptnr2_label_alt_id _struct_conn.pdbx_ptnr2_PDB_ins_code _struct_conn.ptnr1_auth_asym_id _struct_conn.ptnr1_auth_comp_id _struct_conn.ptnr1_auth_seq_id _struct_conn.ptnr2_auth_asym_id _struct_conn.ptnr2_auth_comp_id _struct_conn.ptnr2_auth_seq_id _struct_conn.ptnr2_symmetry _struct_conn.pdbx_ptnr3_label_atom_id _struct_conn.pdbx_ptnr3_label_seq_id _struct_conn.pdbx_ptnr3_label_comp_id _struct_conn.pdbx_ptnr3_label_asym_id _struct_conn.pdbx_ptnr3_label_alt_id _struct_conn.pdbx_ptnr3_PDB_ins_code _struct_conn.details _struct_conn.pdbx_dist_value _struct_conn.pdbx_value_order _struct_conn.pdbx_role covale1 covale one ? A U 4 C5 ? ? ? 1_555 C BR . BR ? ? S U 4 S BR 13 1_555 ? ? ? ? ? ? ? 1.875 ? ? hydrog1 hydrog ? ? A C 1 N3 ? ? ? 1_555 B G 14 N1 ? ? S C 1 L G 14 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog2 hydrog ? ? A C 1 N4 ? ? ? 1_555 B G 14 O6 ? ? S C 1 L G 14 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog3 hydrog ? ? A C 1 O2 ? ? ? 1_555 B G 14 N2 ? ? S C 1 L G 14 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog4 hydrog ? ? A C 2 N3 ? ? ? 1_555 B G 13 N1 ? ? S C 2 L G 13 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog5 hydrog ? ? A C 2 N4 ? ? ? 1_555 B G 13 O6 ? ? S C 2 L G 13 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog6 hydrog ? ? A C 2 O2 ? ? ? 1_555 B G 13 N2 ? ? S C 2 L G 13 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog7 hydrog ? ? A A 3 N1 ? ? ? 1_555 B U 12 N3 ? ? S A 3 L U 12 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog8 hydrog ? ? A A 3 N6 ? ? ? 1_555 B U 12 O4 ? ? S A 3 L U 12 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog9 hydrog ? ? A U 4 N3 ? ? ? 1_555 B G 11 O6 ? ? S U 4 L G 11 1_555 ? ? ? ? ? ? TYPE_28_PAIR ? ? ? hydrog10 hydrog ? ? A U 4 O2 ? ? ? 1_555 B G 11 N1 ? ? S U 4 L G 11 1_555 ? ? ? ? ? ? TYPE_28_PAIR ? ? ? hydrog11 hydrog ? ? A G 5 N1 ? ? ? 1_555 B U 10 O2 ? ? S G 5 L U 10 1_555 ? ? ? ? ? ? TYPE_28_PAIR ? ? ? hydrog12 hydrog ? ? A G 5 O6 ? ? ? 1_555 B U 10 N3 ? ? S G 5 L U 10 1_555 ? ? ? ? ? ? TYPE_28_PAIR ? ? ? hydrog13 hydrog ? ? A C 6 N3 ? ? ? 1_555 B G 9 N1 ? ? S C 6 L G 9 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog14 hydrog ? ? A C 6 N4 ? ? ? 1_555 B G 9 O6 ? ? S C 6 L G 9 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog15 hydrog ? ? A C 6 O2 ? ? ? 1_555 B G 9 N2 ? ? S C 6 L G 9 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog16 hydrog ? ? A G 7 N2 ? ? ? 1_555 B A 8 N7 ? ? S G 7 L A 8 1_555 ? ? ? ? ? ? TYPE_11_PAIR ? ? ? hydrog17 hydrog ? ? A G 7 N3 ? ? ? 1_555 B A 8 N6 ? ? S G 7 L A 8 1_555 ? ? ? ? ? ? TYPE_11_PAIR ? ? ? hydrog18 hydrog ? ? A A 8 N7 ? ? ? 1_555 B U 7 N3 ? ? S A 8 L U 7 1_555 ? ? ? ? ? ? 'A-U PAIR' ? ? ? hydrog19 hydrog ? ? A A 9 N3 ? ? ? 1_555 B G 9 N2 ? ? S A 9 L G 9 1_555 ? ? ? ? ? ? 'A-G MISPAIR' ? ? ? hydrog20 hydrog ? ? B C 1 N4 ? ? ? 1_555 B C 6 N3 ? ? L C 1 L C 6 2_556 ? ? ? ? ? ? 'C-C MISPAIR' ? ? ? hydrog21 hydrog ? ? B G 2 N1 ? ? ? 1_555 B C 5 N3 ? ? L G 2 L C 5 2_556 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog22 hydrog ? ? B G 2 N2 ? ? ? 1_555 B C 5 O2 ? ? L G 2 L C 5 2_556 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog23 hydrog ? ? B G 2 O6 ? ? ? 1_555 B C 5 N4 ? ? L G 2 L C 5 2_556 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog24 hydrog ? ? B A 3 N1 ? ? ? 1_555 B U 4 N3 ? ? L A 3 L U 4 2_556 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog25 hydrog ? ? B A 3 N6 ? ? ? 1_555 B U 4 O4 ? ? L A 3 L U 4 2_556 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog26 hydrog ? ? B U 4 N3 ? ? ? 1_555 B A 3 N1 ? ? L U 4 L A 3 2_556 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog27 hydrog ? ? B U 4 O4 ? ? ? 1_555 B A 3 N6 ? ? L U 4 L A 3 2_556 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog28 hydrog ? ? B C 5 N3 ? ? ? 1_555 B G 2 N1 ? ? L C 5 L G 2 2_556 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog29 hydrog ? ? B C 5 N4 ? ? ? 1_555 B G 2 O6 ? ? L C 5 L G 2 2_556 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog30 hydrog ? ? B C 5 O2 ? ? ? 1_555 B G 2 N2 ? ? L C 5 L G 2 2_556 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog31 hydrog ? ? B C 6 N3 ? ? ? 1_555 B C 1 N4 ? ? L C 6 L C 1 2_556 ? ? ? ? ? ? 'C-C MISPAIR' ? ? ? # loop_ _struct_conn_type.id _struct_conn_type.criteria _struct_conn_type.reference covale ? ? hydrog ? ? # _struct_site.id AC1 _struct_site.pdbx_evidence_code Software _struct_site.pdbx_auth_asym_id S _struct_site.pdbx_auth_comp_id BR _struct_site.pdbx_auth_seq_id 13 _struct_site.pdbx_auth_ins_code ? _struct_site.pdbx_num_residues 2 _struct_site.details 'BINDING SITE FOR RESIDUE BR S 13' # loop_ _struct_site_gen.id _struct_site_gen.site_id _struct_site_gen.pdbx_num_res _struct_site_gen.label_comp_id _struct_site_gen.label_asym_id _struct_site_gen.label_seq_id _struct_site_gen.pdbx_auth_ins_code _struct_site_gen.auth_comp_id _struct_site_gen.auth_asym_id _struct_site_gen.auth_seq_id _struct_site_gen.label_atom_id _struct_site_gen.label_alt_id _struct_site_gen.symmetry _struct_site_gen.details 1 AC1 2 A A 3 ? A S 3 . ? 1_555 ? 2 AC1 2 U A 4 ? U S 4 . ? 1_555 ? # loop_ _pdbx_struct_special_symmetry.id _pdbx_struct_special_symmetry.PDB_model_num _pdbx_struct_special_symmetry.auth_asym_id _pdbx_struct_special_symmetry.auth_comp_id _pdbx_struct_special_symmetry.auth_seq_id _pdbx_struct_special_symmetry.PDB_ins_code _pdbx_struct_special_symmetry.label_asym_id _pdbx_struct_special_symmetry.label_comp_id _pdbx_struct_special_symmetry.label_seq_id 1 1 S HOH 16 ? D HOH . 2 1 L HOH 19 ? E HOH . # 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 BR BR BR N N 38 C OP3 O N N 39 C P P N N 40 C OP1 O N N 41 C OP2 O N N 42 C "O5'" O N N 43 C "C5'" C N N 44 C "C4'" C N R 45 C "O4'" O N N 46 C "C3'" C N S 47 C "O3'" O N N 48 C "C2'" C N R 49 C "O2'" O N N 50 C "C1'" C N R 51 C N1 N N N 52 C C2 C N N 53 C O2 O N N 54 C N3 N N N 55 C C4 C N N 56 C N4 N N N 57 C C5 C N N 58 C C6 C N N 59 C HOP3 H N N 60 C HOP2 H N N 61 C "H5'" H N N 62 C "H5''" H N N 63 C "H4'" H N N 64 C "H3'" H N N 65 C "HO3'" H N N 66 C "H2'" H N N 67 C "HO2'" H N N 68 C "H1'" H N N 69 C H41 H N N 70 C H42 H N N 71 C H5 H N N 72 C H6 H N N 73 G OP3 O N N 74 G P P N N 75 G OP1 O N N 76 G OP2 O N N 77 G "O5'" O N N 78 G "C5'" C N N 79 G "C4'" C N R 80 G "O4'" O N N 81 G "C3'" C N S 82 G "O3'" O N N 83 G "C2'" C N R 84 G "O2'" O N N 85 G "C1'" C N R 86 G N9 N Y N 87 G C8 C Y N 88 G N7 N Y N 89 G C5 C Y N 90 G C6 C N N 91 G O6 O N N 92 G N1 N N N 93 G C2 C N N 94 G N2 N N N 95 G N3 N N N 96 G C4 C Y N 97 G HOP3 H N N 98 G HOP2 H N N 99 G "H5'" H N N 100 G "H5''" H N N 101 G "H4'" H N N 102 G "H3'" H N N 103 G "HO3'" H N N 104 G "H2'" H N N 105 G "HO2'" H N N 106 G "H1'" H N N 107 G H8 H N N 108 G H1 H N N 109 G H21 H N N 110 G H22 H N N 111 HOH O O N N 112 HOH H1 H N N 113 HOH H2 H N N 114 U OP3 O N N 115 U P P N N 116 U OP1 O N N 117 U OP2 O N N 118 U "O5'" O N N 119 U "C5'" C N N 120 U "C4'" C N R 121 U "O4'" O N N 122 U "C3'" C N S 123 U "O3'" O N N 124 U "C2'" C N R 125 U "O2'" O N N 126 U "C1'" C N R 127 U N1 N N N 128 U C2 C N N 129 U O2 O N N 130 U N3 N N N 131 U C4 C N N 132 U O4 O N N 133 U C5 C N N 134 U C6 C N N 135 U HOP3 H N N 136 U HOP2 H N N 137 U "H5'" H N N 138 U "H5''" H N N 139 U "H4'" H N N 140 U "H3'" H N N 141 U "HO3'" H N N 142 U "H2'" H N N 143 U "HO2'" H N N 144 U "H1'" H N N 145 U H3 H N N 146 U H5 H N N 147 U H6 H N N 148 # loop_ _chem_comp_bond.comp_id _chem_comp_bond.atom_id_1 _chem_comp_bond.atom_id_2 _chem_comp_bond.value_order _chem_comp_bond.pdbx_aromatic_flag _chem_comp_bond.pdbx_stereo_config _chem_comp_bond.pdbx_ordinal A OP3 P sing N N 1 A OP3 HOP3 sing N N 2 A P OP1 doub N N 3 A P OP2 sing N N 4 A P "O5'" sing N N 5 A OP2 HOP2 sing N N 6 A "O5'" "C5'" sing N N 7 A "C5'" "C4'" sing N N 8 A "C5'" "H5'" sing N N 9 A "C5'" "H5''" sing N N 10 A "C4'" "O4'" sing N N 11 A "C4'" "C3'" sing N N 12 A "C4'" "H4'" sing N N 13 A "O4'" "C1'" sing N N 14 A "C3'" "O3'" sing N N 15 A "C3'" "C2'" sing N N 16 A "C3'" "H3'" sing N N 17 A "O3'" "HO3'" sing N N 18 A "C2'" "O2'" sing N N 19 A "C2'" "C1'" sing N N 20 A "C2'" "H2'" sing N N 21 A "O2'" "HO2'" sing N N 22 A "C1'" N9 sing N N 23 A "C1'" "H1'" sing N N 24 A N9 C8 sing Y N 25 A N9 C4 sing Y N 26 A C8 N7 doub Y N 27 A C8 H8 sing N N 28 A N7 C5 sing Y N 29 A C5 C6 sing Y N 30 A C5 C4 doub Y N 31 A C6 N6 sing N N 32 A C6 N1 doub Y N 33 A N6 H61 sing N N 34 A N6 H62 sing N N 35 A N1 C2 sing Y N 36 A C2 N3 doub Y N 37 A C2 H2 sing N N 38 A N3 C4 sing Y N 39 C OP3 P sing N N 40 C OP3 HOP3 sing N N 41 C P OP1 doub N N 42 C P OP2 sing N N 43 C P "O5'" sing N N 44 C OP2 HOP2 sing N N 45 C "O5'" "C5'" sing N N 46 C "C5'" "C4'" sing N N 47 C "C5'" "H5'" sing N N 48 C "C5'" "H5''" sing N N 49 C "C4'" "O4'" sing N N 50 C "C4'" "C3'" sing N N 51 C "C4'" "H4'" sing N N 52 C "O4'" "C1'" sing N N 53 C "C3'" "O3'" sing N N 54 C "C3'" "C2'" sing N N 55 C "C3'" "H3'" sing N N 56 C "O3'" "HO3'" sing N N 57 C "C2'" "O2'" sing N N 58 C "C2'" "C1'" sing N N 59 C "C2'" "H2'" sing N N 60 C "O2'" "HO2'" sing N N 61 C "C1'" N1 sing N N 62 C "C1'" "H1'" sing N N 63 C N1 C2 sing N N 64 C N1 C6 sing N N 65 C C2 O2 doub N N 66 C C2 N3 sing N N 67 C N3 C4 doub N N 68 C C4 N4 sing N N 69 C C4 C5 sing N N 70 C N4 H41 sing N N 71 C N4 H42 sing N N 72 C C5 C6 doub N N 73 C C5 H5 sing N N 74 C C6 H6 sing N N 75 G OP3 P sing N N 76 G OP3 HOP3 sing N N 77 G P OP1 doub N N 78 G P OP2 sing N N 79 G P "O5'" sing N N 80 G OP2 HOP2 sing N N 81 G "O5'" "C5'" sing N N 82 G "C5'" "C4'" sing N N 83 G "C5'" "H5'" sing N N 84 G "C5'" "H5''" sing N N 85 G "C4'" "O4'" sing N N 86 G "C4'" "C3'" sing N N 87 G "C4'" "H4'" sing N N 88 G "O4'" "C1'" sing N N 89 G "C3'" "O3'" sing N N 90 G "C3'" "C2'" sing N N 91 G "C3'" "H3'" sing N N 92 G "O3'" "HO3'" sing N N 93 G "C2'" "O2'" sing N N 94 G "C2'" "C1'" sing N N 95 G "C2'" "H2'" sing N N 96 G "O2'" "HO2'" sing N N 97 G "C1'" N9 sing N N 98 G "C1'" "H1'" sing N N 99 G N9 C8 sing Y N 100 G N9 C4 sing Y N 101 G C8 N7 doub Y N 102 G C8 H8 sing N N 103 G N7 C5 sing Y N 104 G C5 C6 sing N N 105 G C5 C4 doub Y N 106 G C6 O6 doub N N 107 G C6 N1 sing N N 108 G N1 C2 sing N N 109 G N1 H1 sing N N 110 G C2 N2 sing N N 111 G C2 N3 doub N N 112 G N2 H21 sing N N 113 G N2 H22 sing N N 114 G N3 C4 sing N N 115 HOH O H1 sing N N 116 HOH O H2 sing N N 117 U OP3 P sing N N 118 U OP3 HOP3 sing N N 119 U P OP1 doub N N 120 U P OP2 sing N N 121 U P "O5'" sing N N 122 U OP2 HOP2 sing N N 123 U "O5'" "C5'" sing N N 124 U "C5'" "C4'" sing N N 125 U "C5'" "H5'" sing N N 126 U "C5'" "H5''" sing N N 127 U "C4'" "O4'" sing N N 128 U "C4'" "C3'" sing N N 129 U "C4'" "H4'" sing N N 130 U "O4'" "C1'" sing N N 131 U "C3'" "O3'" sing N N 132 U "C3'" "C2'" sing N N 133 U "C3'" "H3'" sing N N 134 U "O3'" "HO3'" sing N N 135 U "C2'" "O2'" sing N N 136 U "C2'" "C1'" sing N N 137 U "C2'" "H2'" sing N N 138 U "O2'" "HO2'" sing N N 139 U "C1'" N1 sing N N 140 U "C1'" "H1'" sing N N 141 U N1 C2 sing N N 142 U N1 C6 sing N N 143 U C2 O2 doub N N 144 U C2 N3 sing N N 145 U N3 C4 sing N N 146 U N3 H3 sing N N 147 U C4 O4 doub N N 148 U C4 C5 sing N N 149 U C5 C6 doub N N 150 U C5 H5 sing N N 151 U C6 H6 sing N N 152 # loop_ _ndb_struct_conf_na.entry_id _ndb_struct_conf_na.feature 1MHK 'double helix' 1MHK 'a-form double helix' 1MHK '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 C 1 1_555 B G 14 1_555 0.230 0.037 0.061 5.486 -5.863 3.598 1 S_C1:G14_L S 1 ? L 14 ? 19 1 1 A C 2 1_555 B G 13 1_555 0.193 0.052 -0.033 3.710 -10.321 1.946 2 S_C2:G13_L S 2 ? L 13 ? 19 1 1 A A 3 1_555 B U 12 1_555 0.417 0.010 -0.096 -2.348 -16.880 4.085 3 S_A3:U12_L S 3 ? L 12 ? 20 1 1 A U 4 1_555 B G 11 1_555 2.236 -0.603 0.040 4.210 -12.366 -2.437 4 S_U4:G11_L S 4 ? L 11 ? 28 ? 1 A G 5 1_555 B U 10 1_555 -2.519 -0.508 -0.262 -4.426 -7.544 -0.544 5 S_G5:U10_L S 5 ? L 10 ? 28 ? 1 A C 6 1_555 B G 9 1_555 0.077 -0.208 -0.013 3.108 -12.388 -1.325 6 S_C6:G9_L S 6 ? L 9 ? 19 1 1 A G 7 1_555 B A 8 1_555 6.664 -4.470 -0.049 3.994 -15.825 -4.493 7 S_G7:A8_L S 7 ? L 8 ? 11 10 1 A A 8 1_555 B U 7 1_555 -4.632 -1.210 0.290 -1.972 -6.488 -110.074 8 S_A8:U7_L S 8 ? L 7 ? ? ? 1 B C 1 1_555 B C 6 2_556 -2.404 -1.722 0.721 -14.178 -15.231 18.219 9 L_C1:C6_L L 1 ? L 6 ? ? ? 1 B G 2 1_555 B C 5 2_556 -1.200 -0.072 0.042 -4.003 -5.311 8.094 10 L_G2:C5_L L 2 ? L 5 ? 19 1 1 B A 3 1_555 B U 4 2_556 -0.217 -0.220 0.364 1.334 -8.800 2.595 11 L_A3:U4_L L 3 ? L 4 ? 20 1 1 B U 4 1_555 B A 3 2_556 0.217 -0.220 0.364 -1.334 -8.800 2.595 12 L_U4:A3_L L 4 ? L 3 ? 20 1 1 B C 5 1_555 B G 2 2_556 1.200 -0.072 0.042 4.003 -5.311 8.094 13 L_C5:G2_L L 5 ? L 2 ? 19 1 1 B C 6 1_555 B C 1 2_556 2.404 -1.722 0.721 14.178 -15.231 18.219 14 L_C6:C1_L L 6 ? L 1 ? ? ? # loop_ _ndb_struct_na_base_pair_step.model_number _ndb_struct_na_base_pair_step.i_label_asym_id_1 _ndb_struct_na_base_pair_step.i_label_comp_id_1 _ndb_struct_na_base_pair_step.i_label_seq_id_1 _ndb_struct_na_base_pair_step.i_symmetry_1 _ndb_struct_na_base_pair_step.j_label_asym_id_1 _ndb_struct_na_base_pair_step.j_label_comp_id_1 _ndb_struct_na_base_pair_step.j_label_seq_id_1 _ndb_struct_na_base_pair_step.j_symmetry_1 _ndb_struct_na_base_pair_step.i_label_asym_id_2 _ndb_struct_na_base_pair_step.i_label_comp_id_2 _ndb_struct_na_base_pair_step.i_label_seq_id_2 _ndb_struct_na_base_pair_step.i_symmetry_2 _ndb_struct_na_base_pair_step.j_label_asym_id_2 _ndb_struct_na_base_pair_step.j_label_comp_id_2 _ndb_struct_na_base_pair_step.j_label_seq_id_2 _ndb_struct_na_base_pair_step.j_symmetry_2 _ndb_struct_na_base_pair_step.shift _ndb_struct_na_base_pair_step.slide _ndb_struct_na_base_pair_step.rise _ndb_struct_na_base_pair_step.tilt _ndb_struct_na_base_pair_step.roll _ndb_struct_na_base_pair_step.twist _ndb_struct_na_base_pair_step.x_displacement _ndb_struct_na_base_pair_step.y_displacement _ndb_struct_na_base_pair_step.helical_rise _ndb_struct_na_base_pair_step.inclination _ndb_struct_na_base_pair_step.tip _ndb_struct_na_base_pair_step.helical_twist _ndb_struct_na_base_pair_step.step_number _ndb_struct_na_base_pair_step.step_name _ndb_struct_na_base_pair_step.i_auth_asym_id_1 _ndb_struct_na_base_pair_step.i_auth_seq_id_1 _ndb_struct_na_base_pair_step.i_PDB_ins_code_1 _ndb_struct_na_base_pair_step.j_auth_asym_id_1 _ndb_struct_na_base_pair_step.j_auth_seq_id_1 _ndb_struct_na_base_pair_step.j_PDB_ins_code_1 _ndb_struct_na_base_pair_step.i_auth_asym_id_2 _ndb_struct_na_base_pair_step.i_auth_seq_id_2 _ndb_struct_na_base_pair_step.i_PDB_ins_code_2 _ndb_struct_na_base_pair_step.j_auth_asym_id_2 _ndb_struct_na_base_pair_step.j_auth_seq_id_2 _ndb_struct_na_base_pair_step.j_PDB_ins_code_2 1 A C 1 1_555 B G 14 1_555 A C 2 1_555 B G 13 1_555 -0.370 -1.958 3.332 -0.931 4.261 29.665 -4.646 0.528 3.038 8.266 1.807 29.977 1 SS_C1C2:G13G14_LL S 1 ? L 14 ? S 2 ? L 13 ? 1 A C 2 1_555 B G 13 1_555 A A 3 1_555 B U 12 1_555 -0.331 -1.423 3.433 0.631 10.679 31.165 -4.300 0.691 2.800 19.182 -1.134 32.907 2 SS_C2A3:U12G13_LL S 2 ? L 13 ? S 3 ? L 12 ? 1 A A 3 1_555 B U 12 1_555 A U 4 1_555 B G 11 1_555 -0.430 -1.105 3.059 -0.777 8.186 36.945 -2.655 0.573 2.768 12.724 1.208 37.818 3 SS_A3U4:G11U12_LL S 3 ? L 12 ? S 4 ? L 11 ? 1 A U 4 1_555 B G 11 1_555 A G 5 1_555 B U 10 1_555 0.439 -2.689 3.347 0.316 10.726 14.590 -13.189 -1.258 1.125 36.472 -1.074 18.095 4 SS_U4G5:U10G11_LL S 4 ? L 11 ? S 5 ? L 10 ? 1 A G 5 1_555 B U 10 1_555 A C 6 1_555 B G 9 1_555 -0.069 -1.452 3.124 -1.359 1.108 42.206 -2.123 -0.036 3.088 1.538 1.886 42.240 5 SS_G5C6:G9U10_LL S 5 ? L 10 ? S 6 ? L 9 ? 1 A C 6 1_555 B G 9 1_555 A G 7 1_555 B A 8 1_555 -0.830 -0.390 3.594 0.964 2.341 56.954 -0.550 0.927 3.563 2.453 -1.010 57.005 6 SS_C6G7:A8G9_LL S 6 ? L 9 ? S 7 ? L 8 ? 1 A G 7 1_555 B A 8 1_555 A A 8 1_555 B U 7 1_555 -5.680 -0.199 3.289 -10.705 3.968 -13.066 -0.342 -21.549 -0.964 -14.354 -38.728 -17.335 7 SS_G7A8:U7A8_LL S 7 ? L 8 ? S 8 ? L 7 ? 1 B C 1 1_555 B C 6 2_556 B G 2 1_555 B C 5 2_556 -0.376 -1.189 3.021 4.414 3.966 30.322 -2.920 1.471 2.766 7.492 -8.337 30.884 8 LL_C1G2:C5C6_LL L 1 ? L 6 ? L 2 ? L 5 ? 1 B G 2 1_555 B C 5 2_556 B A 3 1_555 B U 4 2_556 0.020 -1.552 2.985 -1.179 4.774 35.059 -3.172 -0.185 2.754 7.877 1.945 35.391 9 LL_G2A3:U4C5_LL L 2 ? L 5 ? L 3 ? L 4 ? 1 B A 3 1_555 B U 4 2_556 B U 4 1_555 B A 3 2_556 0.000 -1.305 3.211 0.000 3.084 36.659 -2.473 0.000 3.095 4.892 0.000 36.784 10 LL_A3U4:A3U4_LL L 3 ? L 4 ? L 4 ? L 3 ? 1 B U 4 1_555 B A 3 2_556 B C 5 1_555 B G 2 2_556 -0.020 -1.552 2.985 1.179 4.774 35.059 -3.172 0.185 2.754 7.877 -1.945 35.391 11 LL_U4C5:G2A3_LL L 4 ? L 3 ? L 5 ? L 2 ? 1 B C 5 1_555 B G 2 2_556 B C 6 1_555 B C 1 2_556 0.376 -1.189 3.021 -4.414 3.966 30.322 -2.920 -1.471 2.766 7.492 8.337 30.884 12 LL_C5C6:C1G2_LL L 5 ? L 2 ? L 6 ? L 1 ? # _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 6MER _pdbx_initial_refinement_model.details '6mer A-form RNA helix' # _atom_sites.entry_id 1MHK _atom_sites.fract_transf_matrix[1][1] .033147 _atom_sites.fract_transf_matrix[1][2] .000000 _atom_sites.fract_transf_matrix[1][3] .005108 _atom_sites.fract_transf_matrix[2][1] .000000 _atom_sites.fract_transf_matrix[2][2] .015997 _atom_sites.fract_transf_matrix[2][3] .000000 _atom_sites.fract_transf_matrix[3][1] .000000 _atom_sites.fract_transf_matrix[3][2] .000000 _atom_sites.fract_transf_matrix[3][3] .019865 _atom_sites.fract_transf_vector[1] .00000 _atom_sites.fract_transf_vector[2] .00000 _atom_sites.fract_transf_vector[3] .00000 # loop_ _atom_type.symbol BR C N O P # loop_