data_1KXK # _entry.id 1KXK # _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 1KXK pdb_00001kxk 10.2210/pdb1kxk/pdb NDB UR0019 ? ? RCSB RCSB015439 ? ? WWPDB D_1000015439 ? ? # 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 2002-03-22 2 'Structure model' 1 1 2008-04-27 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' # loop_ _pdbx_audit_revision_category.ordinal _pdbx_audit_revision_category.revision_ordinal _pdbx_audit_revision_category.data_content_type _pdbx_audit_revision_category.category 1 4 'Structure model' chem_comp_atom 2 4 'Structure model' chem_comp_bond 3 4 'Structure model' database_2 4 4 'Structure model' struct_conn 5 4 'Structure model' struct_site # loop_ _pdbx_audit_revision_item.ordinal _pdbx_audit_revision_item.revision_ordinal _pdbx_audit_revision_item.data_content_type _pdbx_audit_revision_item.item 1 4 'Structure model' '_database_2.pdbx_DOI' 2 4 'Structure model' '_database_2.pdbx_database_accession' 3 4 'Structure model' '_struct_conn.ptnr1_auth_comp_id' 4 4 'Structure model' '_struct_conn.ptnr1_auth_seq_id' 5 4 'Structure model' '_struct_conn.ptnr1_label_asym_id' 6 4 'Structure model' '_struct_conn.ptnr1_label_atom_id' 7 4 'Structure model' '_struct_conn.ptnr1_label_comp_id' 8 4 'Structure model' '_struct_conn.ptnr1_label_seq_id' 9 4 'Structure model' '_struct_conn.ptnr2_auth_comp_id' 10 4 'Structure model' '_struct_conn.ptnr2_auth_seq_id' 11 4 'Structure model' '_struct_conn.ptnr2_label_asym_id' 12 4 'Structure model' '_struct_conn.ptnr2_label_atom_id' 13 4 'Structure model' '_struct_conn.ptnr2_label_comp_id' 14 4 'Structure model' '_struct_conn.ptnr2_label_seq_id' 15 4 'Structure model' '_struct_site.pdbx_auth_asym_id' 16 4 'Structure model' '_struct_site.pdbx_auth_comp_id' 17 4 'Structure model' '_struct_site.pdbx_auth_seq_id' # _pdbx_database_status.status_code REL _pdbx_database_status.entry_id 1KXK _pdbx_database_status.recvd_initial_deposition_date 2002-01-31 _pdbx_database_status.deposit_site RCSB _pdbx_database_status.process_site RCSB _pdbx_database_status.status_code_sf REL _pdbx_database_status.SG_entry . _pdbx_database_status.pdb_format_compatible Y _pdbx_database_status.status_code_mr ? _pdbx_database_status.status_code_cs ? _pdbx_database_status.status_code_nmr_data ? _pdbx_database_status.methods_development_category ? # loop_ _audit_author.name _audit_author.pdbx_ordinal 'Zhang, L.' 1 'Doudna, J.A.' 2 # _citation.id primary _citation.title 'Structural insights into group II intron catalysis and branch-site selection.' _citation.journal_abbrev Science _citation.journal_volume 295 _citation.page_first 2084 _citation.page_last 2088 _citation.year 2002 _citation.journal_id_ASTM SCIEAS _citation.country US _citation.journal_id_ISSN 0036-8075 _citation.journal_id_CSD 0038 _citation.book_publisher ? _citation.pdbx_database_id_PubMed 11859154 _citation.pdbx_database_id_DOI 10.1126/science.1069268 # loop_ _citation_author.citation_id _citation_author.name _citation_author.ordinal _citation_author.identifier_ORCID primary 'Zhang, L.' 1 ? primary 'Doudna, J.A.' 2 ? # 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 'ai5g group II Self-splicing intron' 22620.477 1 ? ? 'domain 5 and 6' ? 2 non-polymer syn 'MAGNESIUM ION' 24.305 2 ? ? ? ? # _entity_poly.entity_id 1 _entity_poly.type polyribonucleotide _entity_poly.nstd_linkage no _entity_poly.nstd_monomer no _entity_poly.pdbx_seq_one_letter_code GUCUACCUAUCGGGCUAAGGAGCCGUAUGCGAUGAAAGUCGCACGUACGGUUCUAUGCCCGGGGGAAAAC _entity_poly.pdbx_seq_one_letter_code_can GUCUACCUAUCGGGCUAAGGAGCCGUAUGCGAUGAAAGUCGCACGUACGGUUCUAUGCCCGGGGGAAAAC _entity_poly.pdbx_strand_id A _entity_poly.pdbx_target_identifier ? # _pdbx_entity_nonpoly.entity_id 2 _pdbx_entity_nonpoly.name 'MAGNESIUM ION' _pdbx_entity_nonpoly.comp_id MG # loop_ _entity_poly_seq.entity_id _entity_poly_seq.num _entity_poly_seq.mon_id _entity_poly_seq.hetero 1 1 G n 1 2 U n 1 3 C n 1 4 U n 1 5 A n 1 6 C n 1 7 C n 1 8 U n 1 9 A n 1 10 U n 1 11 C n 1 12 G n 1 13 G n 1 14 G n 1 15 C n 1 16 U n 1 17 A n 1 18 A n 1 19 G n 1 20 G n 1 21 A n 1 22 G n 1 23 C n 1 24 C n 1 25 G n 1 26 U n 1 27 A n 1 28 U n 1 29 G n 1 30 C n 1 31 G n 1 32 A n 1 33 U n 1 34 G n 1 35 A n 1 36 A n 1 37 A n 1 38 G n 1 39 U n 1 40 C n 1 41 G n 1 42 C n 1 43 A n 1 44 C n 1 45 G n 1 46 U n 1 47 A n 1 48 C n 1 49 G n 1 50 G n 1 51 U n 1 52 U n 1 53 C n 1 54 U n 1 55 A n 1 56 U n 1 57 G n 1 58 C n 1 59 C n 1 60 C n 1 61 G n 1 62 G n 1 63 G n 1 64 G n 1 65 G n 1 66 A n 1 67 A n 1 68 A n 1 69 A n 1 70 C 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 'THE SEQUENCE IS FROM Saccharomyces cerevisiae (yeast). in vitro transcription.' # loop_ _chem_comp.id _chem_comp.type _chem_comp.mon_nstd_flag _chem_comp.name _chem_comp.pdbx_synonyms _chem_comp.formula _chem_comp.formula_weight A 'RNA linking' y "ADENOSINE-5'-MONOPHOSPHATE" ? 'C10 H14 N5 O7 P' 347.221 C 'RNA linking' y "CYTIDINE-5'-MONOPHOSPHATE" ? 'C9 H14 N3 O8 P' 323.197 G 'RNA linking' y "GUANOSINE-5'-MONOPHOSPHATE" ? 'C10 H14 N5 O8 P' 363.221 MG non-polymer . 'MAGNESIUM ION' ? 'Mg 2' 24.305 U 'RNA linking' y "URIDINE-5'-MONOPHOSPHATE" ? 'C9 H13 N2 O9 P' 324.181 # loop_ _pdbx_poly_seq_scheme.asym_id _pdbx_poly_seq_scheme.entity_id _pdbx_poly_seq_scheme.seq_id _pdbx_poly_seq_scheme.mon_id _pdbx_poly_seq_scheme.ndb_seq_num _pdbx_poly_seq_scheme.pdb_seq_num _pdbx_poly_seq_scheme.auth_seq_num _pdbx_poly_seq_scheme.pdb_mon_id _pdbx_poly_seq_scheme.auth_mon_id _pdbx_poly_seq_scheme.pdb_strand_id _pdbx_poly_seq_scheme.pdb_ins_code _pdbx_poly_seq_scheme.hetero A 1 1 G 1 1 1 G GUA A . n A 1 2 U 2 2 2 U URI A . n A 1 3 C 3 3 3 C CYT A . n A 1 4 U 4 4 4 U URI A . n A 1 5 A 5 5 5 A ADE A . n A 1 6 C 6 6 6 C CYT A . n A 1 7 C 7 7 7 C CYT A . n A 1 8 U 8 8 8 U URI A . n A 1 9 A 9 9 9 A ADE A . n A 1 10 U 10 10 10 U URI A . n A 1 11 C 11 11 11 C CYT A . n A 1 12 G 12 12 12 G GUA A . n A 1 13 G 13 13 13 G GUA A . n A 1 14 G 14 14 14 G GUA A . n A 1 15 C 15 15 15 C CYT A . n A 1 16 U 16 16 16 U URI A . n A 1 17 A 17 17 17 A ADE A . n A 1 18 A 18 18 18 A ADE A . n A 1 19 G 19 19 19 G GUA A . n A 1 20 G 20 20 20 G GUA A . n A 1 21 A 21 21 21 A ADE A . n A 1 22 G 22 22 22 G GUA A . n A 1 23 C 23 23 23 C CYT A . n A 1 24 C 24 24 24 C CYT A . n A 1 25 G 25 25 25 G GUA A . n A 1 26 U 26 26 26 U URI A . n A 1 27 A 27 27 27 A ADE A . n A 1 28 U 28 28 28 U URI A . n A 1 29 G 29 29 29 G GUA A . n A 1 30 C 30 30 30 C CYT A . n A 1 31 G 31 31 31 G GUA A . n A 1 32 A 32 32 32 A ADE A . n A 1 33 U 33 33 33 U URI A . n A 1 34 G 34 34 34 G GUA A . n A 1 35 A 35 35 35 A ADE A . n A 1 36 A 36 36 36 A ADE A . n A 1 37 A 37 37 37 A ADE A . n A 1 38 G 38 38 38 G GUA A . n A 1 39 U 39 39 39 U URI A . n A 1 40 C 40 40 40 C CYT A . n A 1 41 G 41 41 41 G GUA A . n A 1 42 C 42 42 42 C CYT A . n A 1 43 A 43 43 43 A ADE A . n A 1 44 C 44 44 44 C CYT A . n A 1 45 G 45 45 45 G GUA A . n A 1 46 U 46 46 46 U URI A . n A 1 47 A 47 47 47 A ADE A . n A 1 48 C 48 48 48 C CYT A . n A 1 49 G 49 49 49 G GUA A . n A 1 50 G 50 50 50 G GUA A . n A 1 51 U 51 51 51 U URI A . n A 1 52 U 52 52 52 U URI A . n A 1 53 C 53 53 53 C CYT A . n A 1 54 U 54 54 54 U URI A . n A 1 55 A 55 55 55 A ADE A . n A 1 56 U 56 56 56 U URI A . n A 1 57 G 57 57 57 G GUA A . n A 1 58 C 58 58 58 C CYT A . n A 1 59 C 59 59 59 C CYT A . n A 1 60 C 60 60 60 C CYT A . n A 1 61 G 61 61 61 G GUA A . n A 1 62 G 62 62 62 G GUA A . n A 1 63 G 63 63 63 G GUA A . n A 1 64 G 64 64 64 G GUA A . n A 1 65 G 65 65 65 G GUA A . n A 1 66 A 66 66 66 A ADE A . n A 1 67 A 67 67 67 A ADE A . n A 1 68 A 68 68 68 A ADE A . n A 1 69 A 69 69 69 A ADE A . n A 1 70 C 70 70 70 C CYT A . 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 B 2 MG 1 71 71 MG MG2 A . C 2 MG 1 72 72 MG MG2 A . # loop_ _software.name _software.classification _software.version _software.citation_id _software.pdbx_ordinal CNS refinement . ? 1 DENZO 'data reduction' . ? 2 SCALEPACK 'data scaling' . ? 3 CNS phasing . ? 4 # _cell.entry_id 1KXK _cell.length_a 90.987 _cell.length_b 90.987 _cell.length_c 235.891 _cell.angle_alpha 90.00 _cell.angle_beta 90.00 _cell.angle_gamma 120.00 _cell.Z_PDB 12 _cell.pdbx_unique_axis ? # _symmetry.entry_id 1KXK _symmetry.space_group_name_H-M 'P 61 2 2' _symmetry.pdbx_full_space_group_name_H-M ? _symmetry.cell_setting ? _symmetry.Int_Tables_number 178 # _exptl.entry_id 1KXK _exptl.method 'X-RAY DIFFRACTION' _exptl.crystals_number 2 # _exptl_crystal.id 1 _exptl_crystal.density_meas ? _exptl_crystal.density_Matthews 6.23 _exptl_crystal.density_percent_sol 80.26 _exptl_crystal.description ? # _exptl_crystal_grow.crystal_id 1 _exptl_crystal_grow.method 'VAPOR DIFFUSION, SITTING DROP' _exptl_crystal_grow.temp 298 _exptl_crystal_grow.temp_details ? _exptl_crystal_grow.pH 7.0 _exptl_crystal_grow.pdbx_details 'HEPES-KOH, magnesium chloride, ammonium sulfate, spermine, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 298K' _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 HEPES-KOH ? ? ? 1 2 1 MgCl ? ? ? 1 3 1 'ammonium sulfate' ? ? ? 1 4 1 spermine ? ? ? # loop_ _diffrn.id _diffrn.ambient_temp _diffrn.ambient_temp_details _diffrn.crystal_id 1 100 ? 1 2 100 ? 1 # loop_ _diffrn_detector.diffrn_id _diffrn_detector.detector _diffrn_detector.type _diffrn_detector.pdbx_collection_date _diffrn_detector.details 1 CCD 'ADSC QUANTUM 4' 2001-04-22 ? 2 CCD 'ADSC QUANTUM 4' 2001-04-22 ? # 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 'Si(111) or (220)' 'SINGLE WAVELENGTH' x-ray 2 1 M 'Si(111) or (220)' MAD x-ray # loop_ _diffrn_radiation_wavelength.id _diffrn_radiation_wavelength.wavelength _diffrn_radiation_wavelength.wt 1 1.1 1.0 2 0.92 1.0 3 0.9194 1.0 4 0.9273 1.0 5 0.9020 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 SYNCHROTRON 'NSLS BEAMLINE X25' NSLS X25 ? 1.1 2 SYNCHROTRON 'NSLS BEAMLINE X25' NSLS X25 ? '0.92, 0.9194, 0.9273, 0.9020' # _reflns.entry_id 1KXK _reflns.observed_criterion_sigma_I 2.0 _reflns.observed_criterion_sigma_F 2.0 _reflns.d_resolution_low 30 _reflns.d_resolution_high 3.0 _reflns.number_obs 10014 _reflns.number_all 12289 _reflns.percent_possible_obs 81.5 _reflns.pdbx_Rmerge_I_obs ? _reflns.pdbx_Rsym_value 0.0540000 _reflns.pdbx_netI_over_sigmaI 23.4 _reflns.B_iso_Wilson_estimate ? _reflns.pdbx_redundancy 15.5 _reflns.R_free_details ? _reflns.pdbx_diffrn_id 1,2 _reflns.pdbx_ordinal 1 # _reflns_shell.d_res_high 3.00 _reflns_shell.d_res_low 3.11 _reflns_shell.percent_possible_all 51.7 _reflns_shell.Rmerge_I_obs ? _reflns_shell.pdbx_Rsym_value 0.4300000 _reflns_shell.meanI_over_sigI_obs 3.0 _reflns_shell.pdbx_redundancy ? _reflns_shell.percent_possible_obs ? _reflns_shell.number_unique_all ? _reflns_shell.pdbx_diffrn_id ? _reflns_shell.pdbx_ordinal 1 # _refine.entry_id 1KXK _refine.ls_number_reflns_obs 10014 _refine.ls_number_reflns_all 12289 _refine.pdbx_ls_sigma_I ? _refine.pdbx_ls_sigma_F 0.0 _refine.pdbx_data_cutoff_high_absF ? _refine.pdbx_data_cutoff_low_absF ? _refine.ls_d_res_low 30 _refine.ls_d_res_high 3.0 _refine.ls_percent_reflns_obs 81.5 _refine.ls_R_factor_obs 0.2497000 _refine.ls_R_factor_all 0.2497000 _refine.ls_R_factor_R_work 0.2476000 _refine.ls_R_factor_R_free 0.2680000 _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 1031 _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 'FREE R' _refine.details ? _refine.pdbx_starting_model ? _refine.pdbx_method_to_determine_struct MAD _refine.pdbx_isotropic_thermal_model ? _refine.pdbx_stereochemistry_target_values 'Engh & Huber' _refine.pdbx_stereochem_target_val_spec_case ? _refine.pdbx_R_Free_selection_details random _refine.pdbx_overall_ESU_R_Free ? _refine.overall_SU_B ? _refine.ls_redundancy_reflns_obs ? _refine.correlation_coeff_Fo_to_Fc ? _refine.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.correlation_coeff_Fo_to_Fc_free ? _refine.pdbx_solvent_vdw_probe_radii ? _refine.pdbx_solvent_ion_probe_radii ? _refine.pdbx_solvent_shrinkage_radii ? _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_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 1497 _refine_hist.pdbx_number_atoms_ligand 2 _refine_hist.number_atoms_solvent 0 _refine_hist.number_atoms_total 1499 _refine_hist.d_res_high 3.0 _refine_hist.d_res_low 30 # _refine_ls_shell.pdbx_total_number_of_bins_used ? _refine_ls_shell.d_res_high 3.00 _refine_ls_shell.d_res_low 3.11 _refine_ls_shell.number_reflns_R_work ? _refine_ls_shell.R_factor_R_work 0.4186000 _refine_ls_shell.percent_reflns_obs 51.3 _refine_ls_shell.R_factor_R_free 0.4421000 _refine_ls_shell.R_factor_R_free_error ? _refine_ls_shell.percent_reflns_R_free ? _refine_ls_shell.number_reflns_R_free 46 _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 ? # _database_PDB_matrix.entry_id 1KXK _database_PDB_matrix.origx[1][1] 1.000000 _database_PDB_matrix.origx[1][2] 0.000000 _database_PDB_matrix.origx[1][3] 0.000000 _database_PDB_matrix.origx[2][1] 0.000000 _database_PDB_matrix.origx[2][2] 1.000000 _database_PDB_matrix.origx[2][3] 0.000000 _database_PDB_matrix.origx[3][1] 0.000000 _database_PDB_matrix.origx[3][2] 0.000000 _database_PDB_matrix.origx[3][3] 1.000000 _database_PDB_matrix.origx_vector[1] 0.00000 _database_PDB_matrix.origx_vector[2] 0.00000 _database_PDB_matrix.origx_vector[3] 0.00000 # _struct.entry_id 1KXK _struct.title 'Crystal Structure of a RNA Molecule Containing Domain 5 and 6 of the Yeast ai5g Group II Self-splicing Intron' _struct.pdbx_model_details ? _struct.pdbx_CASP_flag ? _struct.pdbx_model_type_details ? # _struct_keywords.entry_id 1KXK _struct_keywords.pdbx_keywords RNA _struct_keywords.text 'double helix, tetraloop, tetraloop receptor, two-nucleotide bulge, 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 2 ? # _struct_ref.id 1 _struct_ref.entity_id 1 _struct_ref.db_name PDB _struct_ref.db_code 1KXK _struct_ref.pdbx_db_accession 1KXK _struct_ref.pdbx_db_isoform ? _struct_ref.pdbx_seq_one_letter_code ? _struct_ref.pdbx_align_begin ? # _struct_ref_seq.align_id 1 _struct_ref_seq.ref_id 1 _struct_ref_seq.pdbx_PDB_id_code 1KXK _struct_ref_seq.pdbx_strand_id A _struct_ref_seq.seq_align_beg 1 _struct_ref_seq.pdbx_seq_align_beg_ins_code ? _struct_ref_seq.seq_align_end 70 _struct_ref_seq.pdbx_seq_align_end_ins_code ? _struct_ref_seq.pdbx_db_accession 1KXK _struct_ref_seq.db_align_beg 1 _struct_ref_seq.pdbx_db_align_beg_ins_code ? _struct_ref_seq.db_align_end 70 _struct_ref_seq.pdbx_db_align_end_ins_code ? _struct_ref_seq.pdbx_auth_seq_align_beg 1 _struct_ref_seq.pdbx_auth_seq_align_end 70 # _pdbx_struct_assembly.id 1 _pdbx_struct_assembly.details author_defined_assembly _pdbx_struct_assembly.method_details ? _pdbx_struct_assembly.oligomeric_details monomeric _pdbx_struct_assembly.oligomeric_count 1 # _pdbx_struct_assembly_gen.assembly_id 1 _pdbx_struct_assembly_gen.oper_expression 1 _pdbx_struct_assembly_gen.asym_id_list A,B,C # _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.details ? _struct_biol.pdbx_parent_biol_id ? # 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 C 53 "O3'" ? ? ? 1_555 B MG . MG ? ? A C 53 A MG 71 1_555 ? ? ? ? ? ? ? 2.788 ? ? metalc2 metalc ? ? A U 54 OP1 ? ? ? 1_555 B MG . MG ? ? A U 54 A MG 71 1_555 ? ? ? ? ? ? ? 2.033 ? ? hydrog1 hydrog ? ? A U 4 N3 ? ? ? 1_555 A A 66 N7 ? ? A U 4 A A 66 1_555 ? ? ? ? ? ? 'REVERSED HOOGSTEEN' ? ? ? hydrog2 hydrog ? ? A U 4 O2 ? ? ? 1_555 A A 66 N6 ? ? A U 4 A A 66 1_555 ? ? ? ? ? ? 'REVERSED HOOGSTEEN' ? ? ? hydrog3 hydrog ? ? A A 5 N6 ? ? ? 1_555 A G 65 N3 ? ? A A 5 A G 65 1_555 ? ? ? ? ? ? TYPE_11_PAIR ? ? ? hydrog4 hydrog ? ? A A 5 N7 ? ? ? 1_555 A G 65 N2 ? ? A A 5 A G 65 1_555 ? ? ? ? ? ? TYPE_11_PAIR ? ? ? hydrog5 hydrog ? ? A C 6 N3 ? ? ? 1_555 A G 64 N1 ? ? A C 6 A G 64 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog6 hydrog ? ? A C 6 N4 ? ? ? 1_555 A G 64 O6 ? ? A C 6 A G 64 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog7 hydrog ? ? A C 6 O2 ? ? ? 1_555 A G 64 N2 ? ? A C 6 A G 64 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog8 hydrog ? ? A C 7 N3 ? ? ? 1_555 A G 63 N1 ? ? A C 7 A G 63 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog9 hydrog ? ? A C 7 N4 ? ? ? 1_555 A G 63 O6 ? ? A C 7 A G 63 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog10 hydrog ? ? A C 7 O2 ? ? ? 1_555 A G 63 N2 ? ? A C 7 A G 63 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog11 hydrog ? ? A U 8 N3 ? ? ? 1_555 A G 62 O6 ? ? A U 8 A G 62 1_555 ? ? ? ? ? ? TYPE_28_PAIR ? ? ? hydrog12 hydrog ? ? A U 8 O2 ? ? ? 1_555 A G 62 N1 ? ? A U 8 A G 62 1_555 ? ? ? ? ? ? TYPE_28_PAIR ? ? ? hydrog13 hydrog ? ? A C 11 N3 ? ? ? 1_555 A G 61 N1 ? ? A C 11 A G 61 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog14 hydrog ? ? A C 11 N4 ? ? ? 1_555 A G 61 O6 ? ? A C 11 A G 61 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog15 hydrog ? ? A C 11 O2 ? ? ? 1_555 A G 61 N2 ? ? A C 11 A G 61 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog16 hydrog ? ? A G 12 N1 ? ? ? 1_555 A C 60 N3 ? ? A G 12 A C 60 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog17 hydrog ? ? A G 12 N2 ? ? ? 1_555 A C 60 O2 ? ? A G 12 A C 60 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog18 hydrog ? ? A G 12 O6 ? ? ? 1_555 A C 60 N4 ? ? A G 12 A C 60 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog19 hydrog ? ? A G 13 N1 ? ? ? 1_555 A C 59 N3 ? ? A G 13 A C 59 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog20 hydrog ? ? A G 13 N2 ? ? ? 1_555 A C 59 O2 ? ? A G 13 A C 59 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog21 hydrog ? ? A G 13 O6 ? ? ? 1_555 A C 59 N4 ? ? A G 13 A C 59 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog22 hydrog ? ? A G 14 N1 ? ? ? 1_555 A C 58 N3 ? ? A G 14 A C 58 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog23 hydrog ? ? A G 14 N2 ? ? ? 1_555 A C 58 O2 ? ? A G 14 A C 58 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog24 hydrog ? ? A G 14 O6 ? ? ? 1_555 A C 58 N4 ? ? A G 14 A C 58 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog25 hydrog ? ? A C 15 N3 ? ? ? 1_555 A G 57 N1 ? ? A C 15 A G 57 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog26 hydrog ? ? A C 15 N4 ? ? ? 1_555 A G 57 O6 ? ? A C 15 A G 57 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog27 hydrog ? ? A C 15 O2 ? ? ? 1_555 A G 57 N2 ? ? A C 15 A G 57 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog28 hydrog ? ? A U 16 N3 ? ? ? 1_555 A A 55 N7 ? ? A U 16 A A 55 1_555 ? ? ? ? ? ? 'REVERSED HOOGSTEEN' ? ? ? hydrog29 hydrog ? ? A U 16 O2 ? ? ? 1_555 A A 55 N6 ? ? A U 16 A A 55 1_555 ? ? ? ? ? ? 'REVERSED HOOGSTEEN' ? ? ? hydrog30 hydrog ? ? A A 17 N3 ? ? ? 1_555 A A 18 N6 ? ? A A 17 A A 18 1_555 ? ? ? ? ? ? 'A-A MISPAIR' ? ? ? hydrog31 hydrog ? ? A G 19 N1 ? ? ? 1_555 A U 54 O2 ? ? A G 19 A U 54 1_555 ? ? ? ? ? ? TYPE_28_PAIR ? ? ? hydrog32 hydrog ? ? A G 19 O6 ? ? ? 1_555 A U 54 N3 ? ? A G 19 A U 54 1_555 ? ? ? ? ? ? TYPE_28_PAIR ? ? ? hydrog33 hydrog ? ? A G 20 N1 ? ? ? 1_555 A C 53 N3 ? ? A G 20 A C 53 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog34 hydrog ? ? A G 20 N2 ? ? ? 1_555 A C 53 O2 ? ? A G 20 A C 53 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog35 hydrog ? ? A G 20 O6 ? ? ? 1_555 A C 53 N4 ? ? A G 20 A C 53 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog36 hydrog ? ? A A 21 N1 ? ? ? 1_555 A U 52 N3 ? ? A A 21 A U 52 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog37 hydrog ? ? A A 21 N6 ? ? ? 1_555 A U 52 O4 ? ? A A 21 A U 52 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog38 hydrog ? ? A G 22 N1 ? ? ? 1_555 A U 51 O2 ? ? A G 22 A U 51 1_555 ? ? ? ? ? ? TYPE_28_PAIR ? ? ? hydrog39 hydrog ? ? A G 22 O6 ? ? ? 1_555 A U 51 N3 ? ? A G 22 A U 51 1_555 ? ? ? ? ? ? TYPE_28_PAIR ? ? ? hydrog40 hydrog ? ? A C 23 O2 ? ? ? 1_555 A G 50 N1 ? ? A C 23 A G 50 1_555 ? ? ? ? ? ? 'C-G PAIR' ? ? ? hydrog41 hydrog ? ? A C 24 O2 ? ? ? 1_555 A G 49 N1 ? ? A C 24 A G 49 1_555 ? ? ? ? ? ? 'C-G PAIR' ? ? ? hydrog42 hydrog ? ? A G 25 N1 ? ? ? 1_555 A C 48 N3 ? ? A G 25 A C 48 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog43 hydrog ? ? A G 25 N2 ? ? ? 1_555 A C 48 O2 ? ? A G 25 A C 48 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog44 hydrog ? ? A G 25 O6 ? ? ? 1_555 A C 48 N4 ? ? A G 25 A C 48 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog45 hydrog ? ? A U 26 N3 ? ? ? 1_555 A A 47 N1 ? ? A U 26 A A 47 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog46 hydrog ? ? A U 26 O4 ? ? ? 1_555 A A 47 N6 ? ? A U 26 A A 47 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog47 hydrog ? ? A A 27 N1 ? ? ? 1_555 A U 46 N3 ? ? A A 27 A U 46 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog48 hydrog ? ? A A 27 N6 ? ? ? 1_555 A U 46 O4 ? ? A A 27 A U 46 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog49 hydrog ? ? A U 28 N3 ? ? ? 1_555 A G 45 O6 ? ? A U 28 A G 45 1_555 ? ? ? ? ? ? TYPE_28_PAIR ? ? ? hydrog50 hydrog ? ? A U 28 O2 ? ? ? 1_555 A G 45 N1 ? ? A U 28 A G 45 1_555 ? ? ? ? ? ? TYPE_28_PAIR ? ? ? hydrog51 hydrog ? ? A G 29 N1 ? ? ? 1_555 A C 42 N3 ? ? A G 29 A C 42 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog52 hydrog ? ? A G 29 N2 ? ? ? 1_555 A C 42 O2 ? ? A G 29 A C 42 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog53 hydrog ? ? A G 29 O6 ? ? ? 1_555 A C 42 N4 ? ? A G 29 A C 42 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog54 hydrog ? ? A C 30 N3 ? ? ? 1_555 A G 41 N1 ? ? A C 30 A G 41 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog55 hydrog ? ? A C 30 N4 ? ? ? 1_555 A G 41 O6 ? ? A C 30 A G 41 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog56 hydrog ? ? A C 30 O2 ? ? ? 1_555 A G 41 N2 ? ? A C 30 A G 41 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog57 hydrog ? ? A G 31 N1 ? ? ? 1_555 A C 40 N3 ? ? A G 31 A C 40 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog58 hydrog ? ? A G 31 N2 ? ? ? 1_555 A C 40 O2 ? ? A G 31 A C 40 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog59 hydrog ? ? A G 31 O6 ? ? ? 1_555 A C 40 N4 ? ? A G 31 A C 40 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog60 hydrog ? ? A A 32 N1 ? ? ? 1_555 A U 39 N3 ? ? A A 32 A U 39 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog61 hydrog ? ? A A 32 N6 ? ? ? 1_555 A U 39 O4 ? ? A A 32 A U 39 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog62 hydrog ? ? A U 33 N3 ? ? ? 1_555 A G 38 O6 ? ? A U 33 A G 38 1_555 ? ? ? ? ? ? TYPE_28_PAIR ? ? ? hydrog63 hydrog ? ? A U 33 O2 ? ? ? 1_555 A G 38 N1 ? ? A U 33 A G 38 1_555 ? ? ? ? ? ? TYPE_28_PAIR ? ? ? hydrog64 hydrog ? ? A G 34 N2 ? ? ? 1_555 A A 37 N7 ? ? A G 34 A A 37 1_555 ? ? ? ? ? ? 'G-A MISPAIR' ? ? ? # loop_ _struct_conn_type.id _struct_conn_type.criteria _struct_conn_type.reference metalc ? ? hydrog ? ? # _pdbx_struct_conn_angle.id 1 _pdbx_struct_conn_angle.ptnr1_label_atom_id "O3'" _pdbx_struct_conn_angle.ptnr1_label_alt_id ? _pdbx_struct_conn_angle.ptnr1_label_asym_id A _pdbx_struct_conn_angle.ptnr1_label_comp_id C _pdbx_struct_conn_angle.ptnr1_label_seq_id 53 _pdbx_struct_conn_angle.ptnr1_auth_atom_id ? _pdbx_struct_conn_angle.ptnr1_auth_asym_id A _pdbx_struct_conn_angle.ptnr1_auth_comp_id C _pdbx_struct_conn_angle.ptnr1_auth_seq_id 53 _pdbx_struct_conn_angle.ptnr1_PDB_ins_code ? _pdbx_struct_conn_angle.ptnr1_symmetry 1_555 _pdbx_struct_conn_angle.ptnr2_label_atom_id MG _pdbx_struct_conn_angle.ptnr2_label_alt_id ? _pdbx_struct_conn_angle.ptnr2_label_asym_id B _pdbx_struct_conn_angle.ptnr2_label_comp_id MG _pdbx_struct_conn_angle.ptnr2_label_seq_id . _pdbx_struct_conn_angle.ptnr2_auth_atom_id ? _pdbx_struct_conn_angle.ptnr2_auth_asym_id A _pdbx_struct_conn_angle.ptnr2_auth_comp_id MG _pdbx_struct_conn_angle.ptnr2_auth_seq_id 71 _pdbx_struct_conn_angle.ptnr2_PDB_ins_code ? _pdbx_struct_conn_angle.ptnr2_symmetry 1_555 _pdbx_struct_conn_angle.ptnr3_label_atom_id OP1 _pdbx_struct_conn_angle.ptnr3_label_alt_id ? _pdbx_struct_conn_angle.ptnr3_label_asym_id A _pdbx_struct_conn_angle.ptnr3_label_comp_id U _pdbx_struct_conn_angle.ptnr3_label_seq_id 54 _pdbx_struct_conn_angle.ptnr3_auth_atom_id ? _pdbx_struct_conn_angle.ptnr3_auth_asym_id A _pdbx_struct_conn_angle.ptnr3_auth_comp_id U _pdbx_struct_conn_angle.ptnr3_auth_seq_id 54 _pdbx_struct_conn_angle.ptnr3_PDB_ins_code ? _pdbx_struct_conn_angle.ptnr3_symmetry 1_555 _pdbx_struct_conn_angle.value 60.0 _pdbx_struct_conn_angle.value_esd ? # 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 MG 71 ? 2 'BINDING SITE FOR RESIDUE MG A 71' AC2 Software A MG 72 ? 1 'BINDING SITE FOR RESIDUE MG A 72' # 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 C A 53 ? C A 53 . ? 1_555 ? 2 AC1 2 U A 54 ? U A 54 . ? 1_555 ? 3 AC2 1 G A 38 ? G A 38 . ? 1_555 ? # loop_ _pdbx_validate_planes.id _pdbx_validate_planes.PDB_model_num _pdbx_validate_planes.auth_comp_id _pdbx_validate_planes.auth_asym_id _pdbx_validate_planes.auth_seq_id _pdbx_validate_planes.PDB_ins_code _pdbx_validate_planes.label_alt_id _pdbx_validate_planes.rmsd _pdbx_validate_planes.type 1 1 A A 9 ? ? 0.055 'SIDE CHAIN' 2 1 G A 34 ? ? 0.062 'SIDE CHAIN' # loop_ _chem_comp_atom.comp_id _chem_comp_atom.atom_id _chem_comp_atom.type_symbol _chem_comp_atom.pdbx_aromatic_flag _chem_comp_atom.pdbx_stereo_config _chem_comp_atom.pdbx_ordinal A OP3 O N N 1 A P P N N 2 A OP1 O N N 3 A OP2 O N N 4 A "O5'" O N N 5 A "C5'" C N N 6 A "C4'" C N R 7 A "O4'" O N N 8 A "C3'" C N S 9 A "O3'" O N N 10 A "C2'" C N R 11 A "O2'" O N N 12 A "C1'" C N R 13 A N9 N Y N 14 A C8 C Y N 15 A N7 N Y N 16 A C5 C Y N 17 A C6 C Y N 18 A N6 N N N 19 A N1 N Y N 20 A C2 C Y N 21 A N3 N Y N 22 A C4 C Y N 23 A HOP3 H N N 24 A HOP2 H N N 25 A "H5'" H N N 26 A "H5''" H N N 27 A "H4'" H N N 28 A "H3'" H N N 29 A "HO3'" H N N 30 A "H2'" H N N 31 A "HO2'" H N N 32 A "H1'" H N N 33 A H8 H N N 34 A H61 H N N 35 A H62 H N N 36 A H2 H N N 37 C OP3 O N N 38 C P P N N 39 C OP1 O N N 40 C OP2 O N N 41 C "O5'" O N N 42 C "C5'" C N N 43 C "C4'" C N R 44 C "O4'" O N N 45 C "C3'" C N S 46 C "O3'" O N N 47 C "C2'" C N R 48 C "O2'" O N N 49 C "C1'" C N R 50 C N1 N N N 51 C C2 C N N 52 C O2 O N N 53 C N3 N N N 54 C C4 C N N 55 C N4 N N N 56 C C5 C N N 57 C C6 C N N 58 C HOP3 H N N 59 C HOP2 H N N 60 C "H5'" H N N 61 C "H5''" H N N 62 C "H4'" H N N 63 C "H3'" H N N 64 C "HO3'" H N N 65 C "H2'" H N N 66 C "HO2'" H N N 67 C "H1'" H N N 68 C H41 H N N 69 C H42 H N N 70 C H5 H N N 71 C H6 H N N 72 G OP3 O N N 73 G P P N N 74 G OP1 O N N 75 G OP2 O N N 76 G "O5'" O N N 77 G "C5'" C N N 78 G "C4'" C N R 79 G "O4'" O N N 80 G "C3'" C N S 81 G "O3'" O N N 82 G "C2'" C N R 83 G "O2'" O N N 84 G "C1'" C N R 85 G N9 N Y N 86 G C8 C Y N 87 G N7 N Y N 88 G C5 C Y N 89 G C6 C N N 90 G O6 O N N 91 G N1 N N N 92 G C2 C N N 93 G N2 N N N 94 G N3 N N N 95 G C4 C Y N 96 G HOP3 H N N 97 G HOP2 H N N 98 G "H5'" H N N 99 G "H5''" H N N 100 G "H4'" H N N 101 G "H3'" H N N 102 G "HO3'" H N N 103 G "H2'" H N N 104 G "HO2'" H N N 105 G "H1'" H N N 106 G H8 H N N 107 G H1 H N N 108 G H21 H N N 109 G H22 H N N 110 MG MG MG N N 111 U OP3 O N N 112 U P P N N 113 U OP1 O N N 114 U OP2 O N N 115 U "O5'" O N N 116 U "C5'" C N N 117 U "C4'" C N R 118 U "O4'" O N N 119 U "C3'" C N S 120 U "O3'" O N N 121 U "C2'" C N R 122 U "O2'" O N N 123 U "C1'" C N R 124 U N1 N N N 125 U C2 C N N 126 U O2 O N N 127 U N3 N N N 128 U C4 C N N 129 U O4 O N N 130 U C5 C N N 131 U C6 C N N 132 U HOP3 H N N 133 U HOP2 H N N 134 U "H5'" H N N 135 U "H5''" H N N 136 U "H4'" H N N 137 U "H3'" H N N 138 U "HO3'" H N N 139 U "H2'" H N N 140 U "HO2'" H N N 141 U "H1'" H N N 142 U H3 H N N 143 U H5 H N N 144 U H6 H N N 145 # loop_ _chem_comp_bond.comp_id _chem_comp_bond.atom_id_1 _chem_comp_bond.atom_id_2 _chem_comp_bond.value_order _chem_comp_bond.pdbx_aromatic_flag _chem_comp_bond.pdbx_stereo_config _chem_comp_bond.pdbx_ordinal A OP3 P sing N N 1 A OP3 HOP3 sing N N 2 A P OP1 doub N N 3 A P OP2 sing N N 4 A P "O5'" sing N N 5 A OP2 HOP2 sing N N 6 A "O5'" "C5'" sing N N 7 A "C5'" "C4'" sing N N 8 A "C5'" "H5'" sing N N 9 A "C5'" "H5''" sing N N 10 A "C4'" "O4'" sing N N 11 A "C4'" "C3'" sing N N 12 A "C4'" "H4'" sing N N 13 A "O4'" "C1'" sing N N 14 A "C3'" "O3'" sing N N 15 A "C3'" "C2'" sing N N 16 A "C3'" "H3'" sing N N 17 A "O3'" "HO3'" sing N N 18 A "C2'" "O2'" sing N N 19 A "C2'" "C1'" sing N N 20 A "C2'" "H2'" sing N N 21 A "O2'" "HO2'" sing N N 22 A "C1'" N9 sing N N 23 A "C1'" "H1'" sing N N 24 A N9 C8 sing Y N 25 A N9 C4 sing Y N 26 A C8 N7 doub Y N 27 A C8 H8 sing N N 28 A N7 C5 sing Y N 29 A C5 C6 sing Y N 30 A C5 C4 doub Y N 31 A C6 N6 sing N N 32 A C6 N1 doub Y N 33 A N6 H61 sing N N 34 A N6 H62 sing N N 35 A N1 C2 sing Y N 36 A C2 N3 doub Y N 37 A C2 H2 sing N N 38 A N3 C4 sing Y N 39 C OP3 P sing N N 40 C OP3 HOP3 sing N N 41 C P OP1 doub N N 42 C P OP2 sing N N 43 C P "O5'" sing N N 44 C OP2 HOP2 sing N N 45 C "O5'" "C5'" sing N N 46 C "C5'" "C4'" sing N N 47 C "C5'" "H5'" sing N N 48 C "C5'" "H5''" sing N N 49 C "C4'" "O4'" sing N N 50 C "C4'" "C3'" sing N N 51 C "C4'" "H4'" sing N N 52 C "O4'" "C1'" sing N N 53 C "C3'" "O3'" sing N N 54 C "C3'" "C2'" sing N N 55 C "C3'" "H3'" sing N N 56 C "O3'" "HO3'" sing N N 57 C "C2'" "O2'" sing N N 58 C "C2'" "C1'" sing N N 59 C "C2'" "H2'" sing N N 60 C "O2'" "HO2'" sing N N 61 C "C1'" N1 sing N N 62 C "C1'" "H1'" sing N N 63 C N1 C2 sing N N 64 C N1 C6 sing N N 65 C C2 O2 doub N N 66 C C2 N3 sing N N 67 C N3 C4 doub N N 68 C C4 N4 sing N N 69 C C4 C5 sing N N 70 C N4 H41 sing N N 71 C N4 H42 sing N N 72 C C5 C6 doub N N 73 C C5 H5 sing N N 74 C C6 H6 sing N N 75 G OP3 P sing N N 76 G OP3 HOP3 sing N N 77 G P OP1 doub N N 78 G P OP2 sing N N 79 G P "O5'" sing N N 80 G OP2 HOP2 sing N N 81 G "O5'" "C5'" sing N N 82 G "C5'" "C4'" sing N N 83 G "C5'" "H5'" sing N N 84 G "C5'" "H5''" sing N N 85 G "C4'" "O4'" sing N N 86 G "C4'" "C3'" sing N N 87 G "C4'" "H4'" sing N N 88 G "O4'" "C1'" sing N N 89 G "C3'" "O3'" sing N N 90 G "C3'" "C2'" sing N N 91 G "C3'" "H3'" sing N N 92 G "O3'" "HO3'" sing N N 93 G "C2'" "O2'" sing N N 94 G "C2'" "C1'" sing N N 95 G "C2'" "H2'" sing N N 96 G "O2'" "HO2'" sing N N 97 G "C1'" N9 sing N N 98 G "C1'" "H1'" sing N N 99 G N9 C8 sing Y N 100 G N9 C4 sing Y N 101 G C8 N7 doub Y N 102 G C8 H8 sing N N 103 G N7 C5 sing Y N 104 G C5 C6 sing N N 105 G C5 C4 doub Y N 106 G C6 O6 doub N N 107 G C6 N1 sing N N 108 G N1 C2 sing N N 109 G N1 H1 sing N N 110 G C2 N2 sing N N 111 G C2 N3 doub N N 112 G N2 H21 sing N N 113 G N2 H22 sing N N 114 G N3 C4 sing N N 115 U OP3 P sing N N 116 U OP3 HOP3 sing N N 117 U P OP1 doub N N 118 U P OP2 sing N N 119 U P "O5'" sing N N 120 U OP2 HOP2 sing N N 121 U "O5'" "C5'" sing N N 122 U "C5'" "C4'" sing N N 123 U "C5'" "H5'" sing N N 124 U "C5'" "H5''" sing N N 125 U "C4'" "O4'" sing N N 126 U "C4'" "C3'" sing N N 127 U "C4'" "H4'" sing N N 128 U "O4'" "C1'" sing N N 129 U "C3'" "O3'" sing N N 130 U "C3'" "C2'" sing N N 131 U "C3'" "H3'" sing N N 132 U "O3'" "HO3'" sing N N 133 U "C2'" "O2'" sing N N 134 U "C2'" "C1'" sing N N 135 U "C2'" "H2'" sing N N 136 U "O2'" "HO2'" sing N N 137 U "C1'" N1 sing N N 138 U "C1'" "H1'" sing N N 139 U N1 C2 sing N N 140 U N1 C6 sing N N 141 U C2 O2 doub N N 142 U C2 N3 sing N N 143 U N3 C4 sing N N 144 U N3 H3 sing N N 145 U C4 O4 doub N N 146 U C4 C5 sing N N 147 U C5 C6 doub N N 148 U C5 H5 sing N N 149 U C6 H6 sing N N 150 # loop_ _ndb_struct_conf_na.entry_id _ndb_struct_conf_na.feature 1KXK 'double helix' 1KXK 'a-form double helix' 1KXK tetraloop 1KXK 'bulge loop' 1KXK '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 U 4 1_555 A A 66 1_555 4.230 -2.149 -0.280 5.879 -1.911 -101.729 1 A_U4:A66_A A 4 ? A 66 ? 24 4 1 A A 5 1_555 A G 65 1_555 -6.932 -3.824 -0.179 0.619 -1.878 1.330 2 A_A5:G65_A A 5 ? A 65 ? 11 9 1 A C 6 1_555 A G 64 1_555 0.146 -0.215 -0.205 8.932 -4.482 1.362 3 A_C6:G64_A A 6 ? A 64 ? 19 1 1 A C 7 1_555 A G 63 1_555 0.119 -0.343 -0.198 8.109 -6.891 0.077 4 A_C7:G63_A A 7 ? A 63 ? 19 1 1 A U 8 1_555 A G 62 1_555 2.542 -0.831 -0.091 1.966 -5.539 2.933 5 A_U8:G62_A A 8 ? A 62 ? 28 1 1 A C 11 1_555 A G 61 1_555 1.002 -0.226 -0.838 14.355 -11.721 5.205 6 A_C11:G61_A A 11 ? A 61 ? 19 1 1 A G 12 1_555 A C 60 1_555 0.780 -0.198 0.372 -4.930 -8.061 1.047 7 A_G12:C60_A A 12 ? A 60 ? 19 1 1 A G 13 1_555 A C 59 1_555 -0.696 -0.566 0.551 4.228 -9.554 -9.729 8 A_G13:C59_A A 13 ? A 59 ? 19 1 1 A G 14 1_555 A C 58 1_555 -0.105 -0.273 0.017 -5.940 -12.988 -1.762 9 A_G14:C58_A A 14 ? A 58 ? 19 1 1 A C 15 1_555 A G 57 1_555 0.254 -0.322 0.163 -4.503 -4.722 0.103 10 A_C15:G57_A A 15 ? A 57 ? 19 1 1 A U 16 1_555 A A 55 1_555 4.259 -2.248 0.574 -10.343 1.395 -81.193 11 A_U16:A55_A A 16 ? A 55 ? 24 4 1 A A 18 1_555 A A 17 1_555 -7.651 0.505 0.076 4.103 -14.209 -15.928 12 A_A18:A17_A A 18 ? A 17 ? ? 9 1 A G 19 1_555 A U 54 1_555 -2.787 -0.745 0.792 6.393 -16.925 9.368 13 A_G19:U54_A A 19 ? A 54 ? 28 1 1 A G 20 1_555 A C 53 1_555 -0.712 -0.657 -0.088 0.368 -21.431 -14.116 14 A_G20:C53_A A 20 ? A 53 ? 19 1 1 A A 21 1_555 A U 52 1_555 1.306 -0.398 0.435 4.808 -17.126 -2.027 15 A_A21:U52_A A 21 ? A 52 ? 20 1 1 A G 22 1_555 A U 51 1_555 -1.671 -0.058 0.664 4.458 -12.474 -6.650 16 A_G22:U51_A A 22 ? A 51 ? 28 ? 1 A C 23 1_555 A G 50 1_555 1.581 0.186 0.292 11.385 -17.521 11.967 17 A_C23:G50_A A 23 ? A 50 ? ? 1 1 A C 24 1_555 A G 49 1_555 1.727 -0.509 0.694 6.002 -25.479 -1.472 18 A_C24:G49_A A 24 ? A 49 ? ? 1 1 A G 25 1_555 A C 48 1_555 -0.515 -0.500 0.648 -0.698 -7.887 -11.780 19 A_G25:C48_A A 25 ? A 48 ? 19 1 1 A U 26 1_555 A A 47 1_555 -0.300 0.129 0.379 -4.315 1.912 4.587 20 A_U26:A47_A A 26 ? A 47 ? 20 1 1 A A 27 1_555 A U 46 1_555 0.720 -0.027 0.960 9.671 -5.264 2.876 21 A_A27:U46_A A 27 ? A 46 ? 20 1 1 A U 28 1_555 A G 45 1_555 2.227 -0.742 0.683 2.128 -12.869 1.370 22 A_U28:G45_A A 28 ? A 45 ? 28 1 1 A G 29 1_555 A C 42 1_555 0.383 -0.217 0.073 -3.547 0.807 -3.002 23 A_G29:C42_A A 29 ? A 42 ? 19 1 1 A C 30 1_555 A G 41 1_555 0.457 -0.200 -0.095 0.793 -8.564 2.551 24 A_C30:G41_A A 30 ? A 41 ? 19 1 1 A G 31 1_555 A C 40 1_555 -0.010 0.150 -0.550 -13.409 -11.282 10.934 25 A_G31:C40_A A 31 ? A 40 ? 19 1 1 A A 32 1_555 A U 39 1_555 0.459 -0.059 -0.262 -2.860 -9.424 4.093 26 A_A32:U39_A A 32 ? A 39 ? 20 1 1 A U 33 1_555 A G 38 1_555 2.284 -0.733 0.022 -3.416 1.693 2.011 27 A_U33:G38_A A 33 ? A 38 ? 28 1 1 A G 34 1_555 A A 37 1_555 6.820 -5.031 0.023 17.304 3.464 -17.838 28 A_G34:A37_A A 34 ? A 37 ? ? ? # 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 U 4 1_555 A A 66 1_555 A A 5 1_555 A G 65 1_555 4.948 0.006 3.425 -2.445 3.200 -10.865 -5.433 20.381 4.252 -16.190 -12.369 -11.585 1 AA_U4A5:G65A66_AA A 4 ? A 66 ? A 5 ? A 65 ? 1 A A 5 1_555 A G 65 1_555 A C 6 1_555 A G 64 1_555 0.443 -0.446 3.195 0.807 2.398 61.138 -0.549 -0.397 3.182 2.356 -0.793 61.186 2 AA_A5C6:G64G65_AA A 5 ? A 65 ? A 6 ? A 64 ? 1 A C 6 1_555 A G 64 1_555 A C 7 1_555 A G 63 1_555 0.116 -2.445 3.396 0.528 3.760 27.408 -6.015 -0.117 3.042 7.888 -1.107 27.665 3 AA_C6C7:G63G64_AA A 6 ? A 64 ? A 7 ? A 63 ? 1 A C 7 1_555 A G 63 1_555 A U 8 1_555 A G 62 1_555 0.147 -1.176 3.490 1.287 4.286 40.910 -2.161 -0.062 3.358 6.111 -1.835 41.143 4 AA_C7U8:G62G63_AA A 7 ? A 63 ? A 8 ? A 62 ? 1 A U 8 1_555 A G 62 1_555 A C 11 1_555 A G 61 1_555 -2.106 -1.071 3.063 12.884 8.530 44.367 -1.931 3.530 2.174 10.911 -16.480 46.853 5 AA_U8C11:G61G62_AA A 8 ? A 62 ? A 11 ? A 61 ? 1 A C 11 1_555 A G 61 1_555 A G 12 1_555 A C 60 1_555 -0.937 -1.482 3.654 -9.154 11.945 32.280 -4.318 0.087 3.079 20.173 15.459 35.530 6 AA_C11G12:C60G61_AA A 11 ? A 61 ? A 12 ? A 60 ? 1 A G 12 1_555 A C 60 1_555 A G 13 1_555 A C 59 1_555 0.519 -2.421 2.722 1.736 2.263 19.541 -7.923 -0.852 2.464 6.622 -5.080 19.746 7 AA_G12G13:C59C60_AA A 12 ? A 60 ? A 13 ? A 59 ? 1 A G 13 1_555 A C 59 1_555 A G 14 1_555 A C 58 1_555 1.095 -2.262 3.309 6.870 11.069 36.657 -4.680 -0.855 2.695 16.956 -10.523 38.828 8 AA_G13G14:C58C59_AA A 13 ? A 59 ? A 14 ? A 58 ? 1 A G 14 1_555 A C 58 1_555 A C 15 1_555 A G 57 1_555 -1.137 -2.670 2.944 -4.160 5.618 31.015 -5.754 1.427 2.561 10.342 7.659 31.774 9 AA_G14C15:G57C58_AA A 14 ? A 58 ? A 15 ? A 57 ? 1 A C 15 1_555 A G 57 1_555 A U 16 1_555 A A 55 1_555 -2.762 -2.150 3.488 -2.046 5.114 71.469 -2.020 2.287 3.416 4.371 1.749 71.653 10 AA_C15U16:A55G57_AA A 15 ? A 57 ? A 16 ? A 55 ? 1 A U 16 1_555 A A 55 1_555 A A 18 1_555 A A 17 1_555 -0.882 -1.213 2.657 20.261 -7.873 -10.687 5.135 3.663 1.523 23.225 59.770 -24.193 11 AA_U16A18:A17A55_AA A 16 ? A 55 ? A 18 ? A 17 ? 1 A A 18 1_555 A A 17 1_555 A G 19 1_555 A U 54 1_555 0.922 1.968 3.514 -2.474 0.233 52.830 2.193 -1.206 3.478 0.262 2.779 52.885 12 AA_A18G19:U54A17_AA A 18 ? A 17 ? A 19 ? A 54 ? 1 A G 19 1_555 A U 54 1_555 A G 20 1_555 A C 53 1_555 -0.146 -1.965 3.389 1.775 11.873 43.688 -3.574 0.342 2.783 15.607 -2.333 45.229 13 AA_G19G20:C53U54_AA A 19 ? A 54 ? A 20 ? A 53 ? 1 A G 20 1_555 A C 53 1_555 A A 21 1_555 A U 52 1_555 0.620 -1.934 3.103 2.409 2.978 43.604 -2.860 -0.618 3.000 3.999 -3.235 43.764 14 AA_G20A21:U52C53_AA A 20 ? A 53 ? A 21 ? A 52 ? 1 A A 21 1_555 A U 52 1_555 A G 22 1_555 A U 51 1_555 0.347 -2.332 2.918 1.639 8.791 13.233 -12.820 -0.424 1.179 33.586 -6.261 15.960 15 AA_A21G22:U51U52_AA A 21 ? A 52 ? A 22 ? A 51 ? 1 A G 22 1_555 A U 51 1_555 A C 23 1_555 A G 50 1_555 1.016 -0.980 3.154 4.322 1.573 40.521 -1.576 -0.994 3.202 2.263 -6.216 40.771 16 AA_G22C23:G50U51_AA A 22 ? A 51 ? A 23 ? A 50 ? 1 A C 23 1_555 A G 50 1_555 A C 24 1_555 A G 49 1_555 -0.426 -1.768 3.269 1.323 7.434 38.192 -3.510 0.792 2.872 11.227 -1.998 38.904 17 AA_C23C24:G49G50_AA A 23 ? A 50 ? A 24 ? A 49 ? 1 A C 24 1_555 A G 49 1_555 A G 25 1_555 A C 48 1_555 -0.495 -2.309 3.258 -4.305 2.528 13.968 -11.003 -1.587 2.821 9.989 17.010 14.830 18 AA_C24G25:C48G49_AA A 24 ? A 49 ? A 25 ? A 48 ? 1 A G 25 1_555 A C 48 1_555 A U 26 1_555 A A 47 1_555 0.123 -2.084 3.290 2.419 8.336 31.621 -5.028 0.169 2.670 14.948 -4.337 32.761 19 AA_G25U26:A47C48_AA A 25 ? A 48 ? A 26 ? A 47 ? 1 A U 26 1_555 A A 47 1_555 A A 27 1_555 A U 46 1_555 0.032 -1.819 2.439 -4.565 11.693 36.632 -3.703 -0.422 1.781 17.968 7.014 38.653 20 AA_U26A27:U46A47_AA A 26 ? A 47 ? A 27 ? A 46 ? 1 A A 27 1_555 A U 46 1_555 A U 28 1_555 A G 45 1_555 0.182 -1.965 3.299 0.283 -1.161 40.380 -2.713 -0.231 3.353 -1.681 -0.410 40.397 21 AA_A27U28:G45U46_AA A 27 ? A 46 ? A 28 ? A 45 ? 1 A U 28 1_555 A G 45 1_555 A G 29 1_555 A C 42 1_555 -3.041 -2.995 2.802 -0.611 8.339 13.626 -14.560 10.663 0.951 31.556 2.311 15.977 22 AA_U28G29:C42G45_AA A 28 ? A 45 ? A 29 ? A 42 ? 1 A G 29 1_555 A C 42 1_555 A C 30 1_555 A G 41 1_555 0.086 -1.671 3.231 -4.695 8.945 29.171 -4.735 -0.998 2.574 17.124 8.988 30.835 23 AA_G29C30:G41C42_AA A 29 ? A 42 ? A 30 ? A 41 ? 1 A C 30 1_555 A G 41 1_555 A G 31 1_555 A C 40 1_555 -0.261 -1.787 3.686 2.815 9.718 28.087 -5.569 1.115 2.882 19.251 -5.577 29.820 24 AA_C30G31:C40G41_AA A 30 ? A 41 ? A 31 ? A 40 ? 1 A G 31 1_555 A C 40 1_555 A A 32 1_555 A U 39 1_555 -0.264 -1.489 3.182 -1.979 3.507 33.122 -3.149 0.147 3.023 6.123 3.456 33.359 25 AA_G31A32:U39C40_AA A 31 ? A 40 ? A 32 ? A 39 ? 1 A A 32 1_555 A U 39 1_555 A U 33 1_555 A G 38 1_555 0.294 -1.280 3.346 -1.000 5.990 36.406 -2.826 -0.599 3.095 9.505 1.587 36.892 26 AA_A32U33:G38U39_AA A 32 ? A 39 ? A 33 ? A 38 ? 1 A U 33 1_555 A G 38 1_555 A G 34 1_555 A A 37 1_555 -2.037 -1.457 2.822 4.670 6.476 39.315 -2.712 3.395 2.316 9.506 -6.856 40.086 27 AA_U33G34:A37G38_AA A 33 ? A 38 ? A 34 ? A 37 ? # _atom_sites.entry_id 1KXK _atom_sites.fract_transf_matrix[1][1] 0.010991 _atom_sites.fract_transf_matrix[1][2] 0.006345 _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] 0.012691 _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] 0.004239 _atom_sites.fract_transf_vector[1] 0.00000 _atom_sites.fract_transf_vector[2] 0.00000 _atom_sites.fract_transf_vector[3] 0.00000 # loop_ _atom_type.symbol C MG N O P # loop_