data_2O81 # _entry.id 2O81 # _audit_conform.dict_name mmcif_pdbx.dic _audit_conform.dict_version 5.383 _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 2O81 pdb_00002o81 10.2210/pdb2o81/pdb RCSB RCSB040803 ? ? WWPDB D_1000040803 ? ? # 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 2007-07-10 2 'Structure model' 1 1 2008-05-01 3 'Structure model' 1 2 2011-07-13 4 'Structure model' 1 3 2022-03-16 5 'Structure model' 1 4 2023-12-27 # _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 5 'Structure model' 'Data collection' # 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' database_2 2 4 'Structure model' pdbx_nmr_software 3 4 'Structure model' pdbx_struct_assembly 4 4 'Structure model' pdbx_struct_oper_list 5 4 'Structure model' struct_conn 6 5 'Structure model' chem_comp_atom 7 5 'Structure model' chem_comp_bond # 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' '_pdbx_nmr_software.name' 4 4 'Structure model' '_struct_conn.pdbx_leaving_atom_flag' # _pdbx_database_status.status_code REL _pdbx_database_status.entry_id 2O81 _pdbx_database_status.recvd_initial_deposition_date 2006-12-11 _pdbx_database_status.deposit_site RCSB _pdbx_database_status.process_site RCSB _pdbx_database_status.status_code_sf ? _pdbx_database_status.status_code_mr REL _pdbx_database_status.SG_entry ? _pdbx_database_status.pdb_format_compatible Y _pdbx_database_status.status_code_cs ? _pdbx_database_status.status_code_nmr_data ? _pdbx_database_status.methods_development_category ? # _pdbx_database_related.db_name PDB _pdbx_database_related.db_id 2O83 _pdbx_database_related.details 'GG(IC)GA(IG)CCA' _pdbx_database_related.content_type unspecified # loop_ _audit_author.name _audit_author.pdbx_ordinal 'Chen, G.' 1 'Turner, D.H.' 2 # _citation.id primary _citation.title ;Stacking Effects on Local Structure in RNA: Changes in the Structure of Tandem GA Pairs when Flanking GC Pairs are Replaced by isoG-isoC Pairs ; _citation.journal_abbrev J.Phys.Chem.B _citation.journal_volume 111 _citation.page_first 6718 _citation.page_last 6727 _citation.year 2007 _citation.journal_id_ASTM JPCBFK _citation.country US _citation.journal_id_ISSN 1089-5647 _citation.journal_id_CSD 1278 _citation.book_publisher ? _citation.pdbx_database_id_PubMed 17411085 _citation.pdbx_database_id_DOI 10.1021/jp068732m # loop_ _citation_author.citation_id _citation_author.name _citation_author.ordinal _citation_author.identifier_ORCID primary 'Chen, G.' 1 ? primary 'Kierzek, R.' 2 ? primary 'Yildirim, I.' 3 ? primary 'Krugh, T.R.' 4 ? primary 'Turner, D.H.' 5 ? primary 'Kennedy, S.D.' 6 ? # _entity.id 1 _entity.type polymer _entity.src_method syn _entity.pdbx_description "5'-R(*GP*CP*(IG)P*GP*AP*(IC)P*GP*CP*A)-3'" _entity.formula_weight 2909.823 _entity.pdbx_number_of_molecules 2 _entity.pdbx_ec ? _entity.pdbx_mutation ? _entity.pdbx_fragment ? _entity.details ? # _entity_poly.entity_id 1 _entity_poly.type polyribonucleotide _entity_poly.nstd_linkage no _entity_poly.nstd_monomer yes _entity_poly.pdbx_seq_one_letter_code 'GC(IG)GA(IC)GCA' _entity_poly.pdbx_seq_one_letter_code_can GCGGACGCA _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 G n 1 2 C n 1 3 IG n 1 4 G n 1 5 A n 1 6 IC n 1 7 G n 1 8 C n 1 9 A n # loop_ _chem_comp.id _chem_comp.type _chem_comp.mon_nstd_flag _chem_comp.name _chem_comp.pdbx_synonyms _chem_comp.formula _chem_comp.formula_weight A 'RNA linking' y "ADENOSINE-5'-MONOPHOSPHATE" ? 'C10 H14 N5 O7 P' 347.221 C 'RNA linking' y "CYTIDINE-5'-MONOPHOSPHATE" ? 'C9 H14 N3 O8 P' 323.197 G 'RNA linking' y "GUANOSINE-5'-MONOPHOSPHATE" ? 'C10 H14 N5 O8 P' 363.221 IC 'RNA linking' n "ISOCYTIDINE-5'-MONOPHOSPHATE" ? 'C9 H14 N3 O8 P' 323.197 IG 'RNA linking' n "ISOGUANOSINE-5'-MONOPHOSPHATE" ? 'C10 H14 N5 O8 P' 363.221 # loop_ _pdbx_poly_seq_scheme.asym_id _pdbx_poly_seq_scheme.entity_id _pdbx_poly_seq_scheme.seq_id _pdbx_poly_seq_scheme.mon_id _pdbx_poly_seq_scheme.ndb_seq_num _pdbx_poly_seq_scheme.pdb_seq_num _pdbx_poly_seq_scheme.auth_seq_num _pdbx_poly_seq_scheme.pdb_mon_id _pdbx_poly_seq_scheme.auth_mon_id _pdbx_poly_seq_scheme.pdb_strand_id _pdbx_poly_seq_scheme.pdb_ins_code _pdbx_poly_seq_scheme.hetero A 1 1 G 1 1 1 G G A . n A 1 2 C 2 2 2 C C A . n A 1 3 IG 3 3 3 IG IG A . n A 1 4 G 4 4 4 G G A . n A 1 5 A 5 5 5 A A A . n A 1 6 IC 6 6 6 IC IC A . n A 1 7 G 7 7 7 G G A . n A 1 8 C 8 8 8 C C A . n A 1 9 A 9 9 9 A A A . n B 1 1 G 1 1 1 G G B . n B 1 2 C 2 2 2 C C B . n B 1 3 IG 3 3 3 IG IG B . n B 1 4 G 4 4 4 G G B . n B 1 5 A 5 5 5 A A B . n B 1 6 IC 6 6 6 IC IC B . n B 1 7 G 7 7 7 G G B . n B 1 8 C 8 8 8 C C B . n B 1 9 A 9 9 9 A A B . n # _exptl.entry_id 2O81 _exptl.method 'SOLUTION NMR' _exptl.crystals_number ? # _exptl_crystal.id 1 _exptl_crystal.density_meas ? _exptl_crystal.density_Matthews ? _exptl_crystal.density_percent_sol ? _exptl_crystal.description ? # _diffrn.id 1 _diffrn.ambient_temp ? _diffrn.ambient_temp_details ? _diffrn.crystal_id 1 # _diffrn_radiation.diffrn_id 1 _diffrn_radiation.wavelength_id 1 _diffrn_radiation.monochromator ? _diffrn_radiation.pdbx_monochromatic_or_laue_m_l M _diffrn_radiation.pdbx_diffrn_protocol 'SINGLE WAVELENGTH' _diffrn_radiation.pdbx_scattering_type ? # _diffrn_radiation_wavelength.id 1 _diffrn_radiation_wavelength.wavelength . _diffrn_radiation_wavelength.wt 1.0 # _database_PDB_matrix.entry_id 2O81 _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 2O81 _struct.title 'The Structure of Tandem GA RNA Pairs When Flanking Pairs are isoG-isoC Pairs' _struct.pdbx_model_details ? _struct.pdbx_CASP_flag ? _struct.pdbx_model_type_details ? # _struct_keywords.entry_id 2O81 _struct_keywords.pdbx_keywords RNA _struct_keywords.text 'RNA, Thermodynamics, secondary structure prediction, sheared GA pair, isoguanosine, isocytidine' # 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 ? # _struct_ref.id 1 _struct_ref.entity_id 1 _struct_ref.db_name PDB _struct_ref.db_code 2O81 _struct_ref.pdbx_db_accession 2O81 _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 2O81 A 1 ? 9 ? 2O81 1 ? 9 ? 1 9 2 1 2O81 B 1 ? 9 ? 2O81 1 ? 9 ? 1 9 # _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 # _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 # 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 both ? A C 2 "O3'" ? ? ? 1_555 A IG 3 P ? ? A C 2 A IG 3 1_555 ? ? ? ? ? ? ? 1.616 ? ? covale2 covale both ? A IG 3 "O3'" ? ? ? 1_555 A G 4 P ? ? A IG 3 A G 4 1_555 ? ? ? ? ? ? ? 1.616 ? ? covale3 covale both ? A A 5 "O3'" ? ? ? 1_555 A IC 6 P ? ? A A 5 A IC 6 1_555 ? ? ? ? ? ? ? 1.619 ? ? covale4 covale both ? A IC 6 "O3'" ? ? ? 1_555 A G 7 P ? ? A IC 6 A G 7 1_555 ? ? ? ? ? ? ? 1.616 ? ? covale5 covale both ? B C 2 "O3'" ? ? ? 1_555 B IG 3 P ? ? B C 2 B IG 3 1_555 ? ? ? ? ? ? ? 1.617 ? ? covale6 covale both ? B IG 3 "O3'" ? ? ? 1_555 B G 4 P ? ? B IG 3 B G 4 1_555 ? ? ? ? ? ? ? 1.617 ? ? covale7 covale both ? B A 5 "O3'" ? ? ? 1_555 B IC 6 P ? ? B A 5 B IC 6 1_555 ? ? ? ? ? ? ? 1.620 ? ? covale8 covale both ? B IC 6 "O3'" ? ? ? 1_555 B G 7 P ? ? B IC 6 B G 7 1_555 ? ? ? ? ? ? ? 1.615 ? ? hydrog1 hydrog ? ? A G 1 N1 ? ? ? 1_555 B C 8 N3 ? ? A G 1 B C 8 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog2 hydrog ? ? A G 1 N2 ? ? ? 1_555 B C 8 O2 ? ? A G 1 B C 8 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog3 hydrog ? ? A G 1 O6 ? ? ? 1_555 B C 8 N4 ? ? A G 1 B C 8 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog4 hydrog ? ? A C 2 N3 ? ? ? 1_555 B G 7 N1 ? ? A C 2 B G 7 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog5 hydrog ? ? A C 2 N4 ? ? ? 1_555 B G 7 O6 ? ? A C 2 B G 7 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog6 hydrog ? ? A C 2 O2 ? ? ? 1_555 B G 7 N2 ? ? A C 2 B G 7 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog7 hydrog ? ? A IG 3 N1 ? ? ? 1_555 B IC 6 N3 ? ? A IG 3 B IC 6 1_555 ? ? ? ? ? ? 'IG-IC PAIR' ? ? ? hydrog8 hydrog ? ? A G 4 N2 ? ? ? 1_555 B A 5 N7 ? ? A G 4 B A 5 1_555 ? ? ? ? ? ? 'G-A MISPAIR' ? ? ? hydrog9 hydrog ? ? A A 5 N7 ? ? ? 1_555 B G 4 N2 ? ? A A 5 B G 4 1_555 ? ? ? ? ? ? 'A-G MISPAIR' ? ? ? hydrog10 hydrog ? ? A IC 6 N3 ? ? ? 1_555 B IG 3 N1 ? ? A IC 6 B IG 3 1_555 ? ? ? ? ? ? 'IC-IG PAIR' ? ? ? hydrog11 hydrog ? ? A G 7 N1 ? ? ? 1_555 B C 2 N3 ? ? A G 7 B C 2 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog12 hydrog ? ? A G 7 N2 ? ? ? 1_555 B C 2 O2 ? ? A G 7 B C 2 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog13 hydrog ? ? A G 7 O6 ? ? ? 1_555 B C 2 N4 ? ? A G 7 B C 2 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog14 hydrog ? ? A C 8 N3 ? ? ? 1_555 B G 1 N1 ? ? A C 8 B G 1 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog15 hydrog ? ? A C 8 N4 ? ? ? 1_555 B G 1 O6 ? ? A C 8 B G 1 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog16 hydrog ? ? A C 8 O2 ? ? ? 1_555 B G 1 N2 ? ? A C 8 B G 1 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? # loop_ _struct_conn_type.id _struct_conn_type.criteria _struct_conn_type.reference covale ? ? hydrog ? ? # loop_ _pdbx_validate_rmsd_angle.id _pdbx_validate_rmsd_angle.PDB_model_num _pdbx_validate_rmsd_angle.auth_atom_id_1 _pdbx_validate_rmsd_angle.auth_asym_id_1 _pdbx_validate_rmsd_angle.auth_comp_id_1 _pdbx_validate_rmsd_angle.auth_seq_id_1 _pdbx_validate_rmsd_angle.PDB_ins_code_1 _pdbx_validate_rmsd_angle.label_alt_id_1 _pdbx_validate_rmsd_angle.auth_atom_id_2 _pdbx_validate_rmsd_angle.auth_asym_id_2 _pdbx_validate_rmsd_angle.auth_comp_id_2 _pdbx_validate_rmsd_angle.auth_seq_id_2 _pdbx_validate_rmsd_angle.PDB_ins_code_2 _pdbx_validate_rmsd_angle.label_alt_id_2 _pdbx_validate_rmsd_angle.auth_atom_id_3 _pdbx_validate_rmsd_angle.auth_asym_id_3 _pdbx_validate_rmsd_angle.auth_comp_id_3 _pdbx_validate_rmsd_angle.auth_seq_id_3 _pdbx_validate_rmsd_angle.PDB_ins_code_3 _pdbx_validate_rmsd_angle.label_alt_id_3 _pdbx_validate_rmsd_angle.angle_value _pdbx_validate_rmsd_angle.angle_target_value _pdbx_validate_rmsd_angle.angle_deviation _pdbx_validate_rmsd_angle.angle_standard_deviation _pdbx_validate_rmsd_angle.linker_flag 1 1 "O4'" A C 2 ? ? "C1'" A C 2 ? ? N1 A C 2 ? ? 113.11 108.50 4.61 0.70 N 2 2 "O4'" A C 2 ? ? "C1'" A C 2 ? ? N1 A C 2 ? ? 113.06 108.50 4.56 0.70 N 3 2 "O4'" B C 2 ? ? "C1'" B C 2 ? ? N1 B C 2 ? ? 112.74 108.50 4.24 0.70 N 4 3 "O4'" A C 2 ? ? "C1'" A C 2 ? ? N1 A C 2 ? ? 113.15 108.50 4.65 0.70 N 5 3 "O4'" B C 2 ? ? "C1'" B C 2 ? ? N1 B C 2 ? ? 112.74 108.50 4.24 0.70 N 6 4 "O4'" A C 2 ? ? "C1'" A C 2 ? ? N1 A C 2 ? ? 113.05 108.50 4.55 0.70 N 7 5 "O4'" A C 2 ? ? "C1'" A C 2 ? ? N1 A C 2 ? ? 113.12 108.50 4.62 0.70 N 8 5 "O4'" B C 2 ? ? "C1'" B C 2 ? ? N1 B C 2 ? ? 112.70 108.50 4.20 0.70 N 9 6 "O4'" A C 2 ? ? "C1'" A C 2 ? ? N1 A C 2 ? ? 113.13 108.50 4.63 0.70 N 10 6 "O4'" B C 2 ? ? "C1'" B C 2 ? ? N1 B C 2 ? ? 112.72 108.50 4.22 0.70 N 11 7 "O4'" A C 2 ? ? "C1'" A C 2 ? ? N1 A C 2 ? ? 113.08 108.50 4.58 0.70 N 12 7 "O4'" A C 8 ? ? "C1'" A C 8 ? ? N1 A C 8 ? ? 112.86 108.50 4.36 0.70 N 13 8 "O4'" A C 2 ? ? "C1'" A C 2 ? ? N1 A C 2 ? ? 112.98 108.50 4.48 0.70 N 14 8 "O4'" B C 2 ? ? "C1'" B C 2 ? ? N1 B C 2 ? ? 112.77 108.50 4.27 0.70 N 15 9 "O4'" A C 2 ? ? "C1'" A C 2 ? ? N1 A C 2 ? ? 113.12 108.50 4.62 0.70 N 16 9 "O4'" B C 2 ? ? "C1'" B C 2 ? ? N1 B C 2 ? ? 112.77 108.50 4.27 0.70 N 17 10 "O4'" A C 2 ? ? "C1'" A C 2 ? ? N1 A C 2 ? ? 113.01 108.50 4.51 0.70 N 18 10 "O4'" A C 8 ? ? "C1'" A C 8 ? ? N1 A C 8 ? ? 113.52 108.50 5.02 0.70 N 19 10 "O4'" B C 2 ? ? "C1'" B C 2 ? ? N1 B C 2 ? ? 112.81 108.50 4.31 0.70 N 20 11 "O4'" A C 2 ? ? "C1'" A C 2 ? ? N1 A C 2 ? ? 113.07 108.50 4.57 0.70 N 21 12 "O4'" A C 2 ? ? "C1'" A C 2 ? ? N1 A C 2 ? ? 113.08 108.50 4.58 0.70 N 22 12 "O4'" B C 2 ? ? "C1'" B C 2 ? ? N1 B C 2 ? ? 112.71 108.50 4.21 0.70 N 23 13 "O4'" A C 2 ? ? "C1'" A C 2 ? ? N1 A C 2 ? ? 113.05 108.50 4.55 0.70 N 24 13 "O4'" B C 2 ? ? "C1'" B C 2 ? ? N1 B C 2 ? ? 112.74 108.50 4.24 0.70 N 25 13 "O4'" B C 8 ? ? "C1'" B C 8 ? ? N1 B C 8 ? ? 112.83 108.50 4.33 0.70 N 26 14 "O4'" A C 2 ? ? "C1'" A C 2 ? ? N1 A C 2 ? ? 113.02 108.50 4.52 0.70 N 27 14 "O4'" A C 8 ? ? "C1'" A C 8 ? ? N1 A C 8 ? ? 112.78 108.50 4.28 0.70 N 28 15 "O4'" A C 2 ? ? "C1'" A C 2 ? ? N1 A C 2 ? ? 113.07 108.50 4.57 0.70 N 29 15 "O4'" B C 2 ? ? "C1'" B C 2 ? ? N1 B C 2 ? ? 112.71 108.50 4.21 0.70 N 30 16 "O4'" A C 2 ? ? "C1'" A C 2 ? ? N1 A C 2 ? ? 113.08 108.50 4.58 0.70 N 31 16 "O4'" B C 2 ? ? "C1'" B C 2 ? ? N1 B C 2 ? ? 112.77 108.50 4.27 0.70 N 32 16 "O4'" B C 8 ? ? "C1'" B C 8 ? ? N1 B C 8 ? ? 112.93 108.50 4.43 0.70 N 33 17 "O4'" A C 2 ? ? "C1'" A C 2 ? ? N1 A C 2 ? ? 113.10 108.50 4.60 0.70 N 34 17 "O4'" A C 8 ? ? "C1'" A C 8 ? ? N1 A C 8 ? ? 112.86 108.50 4.36 0.70 N 35 17 "O4'" B C 2 ? ? "C1'" B C 2 ? ? N1 B C 2 ? ? 112.72 108.50 4.22 0.70 N 36 18 "O4'" A C 2 ? ? "C1'" A C 2 ? ? N1 A C 2 ? ? 113.05 108.50 4.55 0.70 N 37 18 "O4'" B C 8 ? ? "C1'" B C 8 ? ? N1 B C 8 ? ? 112.83 108.50 4.33 0.70 N # 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 G A 1 ? ? 0.070 'SIDE CHAIN' 2 1 G A 7 ? ? 0.060 'SIDE CHAIN' 3 1 G B 1 ? ? 0.071 'SIDE CHAIN' 4 1 G B 7 ? ? 0.060 'SIDE CHAIN' 5 2 G A 1 ? ? 0.068 'SIDE CHAIN' 6 2 G A 7 ? ? 0.060 'SIDE CHAIN' 7 2 G B 1 ? ? 0.071 'SIDE CHAIN' 8 2 G B 7 ? ? 0.060 'SIDE CHAIN' 9 3 G A 1 ? ? 0.070 'SIDE CHAIN' 10 3 G A 7 ? ? 0.060 'SIDE CHAIN' 11 3 G B 1 ? ? 0.071 'SIDE CHAIN' 12 3 G B 7 ? ? 0.060 'SIDE CHAIN' 13 4 G A 1 ? ? 0.073 'SIDE CHAIN' 14 4 G A 7 ? ? 0.059 'SIDE CHAIN' 15 4 G B 1 ? ? 0.072 'SIDE CHAIN' 16 4 G B 7 ? ? 0.059 'SIDE CHAIN' 17 5 G A 1 ? ? 0.070 'SIDE CHAIN' 18 5 G A 7 ? ? 0.059 'SIDE CHAIN' 19 5 G B 1 ? ? 0.071 'SIDE CHAIN' 20 5 G B 7 ? ? 0.061 'SIDE CHAIN' 21 6 G A 1 ? ? 0.068 'SIDE CHAIN' 22 6 G A 7 ? ? 0.060 'SIDE CHAIN' 23 6 G B 1 ? ? 0.071 'SIDE CHAIN' 24 6 G B 7 ? ? 0.060 'SIDE CHAIN' 25 7 G A 1 ? ? 0.072 'SIDE CHAIN' 26 7 G B 1 ? ? 0.075 'SIDE CHAIN' 27 7 G B 7 ? ? 0.059 'SIDE CHAIN' 28 8 G A 1 ? ? 0.072 'SIDE CHAIN' 29 8 G A 7 ? ? 0.060 'SIDE CHAIN' 30 8 G B 1 ? ? 0.071 'SIDE CHAIN' 31 8 G B 7 ? ? 0.061 'SIDE CHAIN' 32 9 G A 1 ? ? 0.070 'SIDE CHAIN' 33 9 G A 7 ? ? 0.060 'SIDE CHAIN' 34 9 G B 1 ? ? 0.071 'SIDE CHAIN' 35 9 G B 7 ? ? 0.058 'SIDE CHAIN' 36 10 G A 1 ? ? 0.072 'SIDE CHAIN' 37 10 G B 1 ? ? 0.059 'SIDE CHAIN' 38 10 G B 7 ? ? 0.060 'SIDE CHAIN' 39 11 G A 1 ? ? 0.068 'SIDE CHAIN' 40 11 G A 7 ? ? 0.066 'SIDE CHAIN' 41 11 G B 1 ? ? 0.071 'SIDE CHAIN' 42 11 G B 7 ? ? 0.061 'SIDE CHAIN' 43 12 G A 1 ? ? 0.071 'SIDE CHAIN' 44 12 G A 7 ? ? 0.059 'SIDE CHAIN' 45 12 G B 1 ? ? 0.071 'SIDE CHAIN' 46 12 G B 7 ? ? 0.059 'SIDE CHAIN' 47 13 G A 1 ? ? 0.072 'SIDE CHAIN' 48 13 G A 7 ? ? 0.060 'SIDE CHAIN' 49 13 G B 1 ? ? 0.072 'SIDE CHAIN' 50 13 G B 7 ? ? 0.055 'SIDE CHAIN' 51 14 G A 1 ? ? 0.068 'SIDE CHAIN' 52 14 G A 7 ? ? 0.057 'SIDE CHAIN' 53 14 G B 1 ? ? 0.075 'SIDE CHAIN' 54 14 G B 7 ? ? 0.061 'SIDE CHAIN' 55 15 G A 1 ? ? 0.070 'SIDE CHAIN' 56 15 G A 7 ? ? 0.056 'SIDE CHAIN' 57 15 G B 1 ? ? 0.075 'SIDE CHAIN' 58 15 G B 7 ? ? 0.060 'SIDE CHAIN' 59 16 G A 1 ? ? 0.067 'SIDE CHAIN' 60 16 G A 7 ? ? 0.061 'SIDE CHAIN' 61 16 G B 1 ? ? 0.072 'SIDE CHAIN' 62 17 G A 1 ? ? 0.073 'SIDE CHAIN' 63 17 G A 7 ? ? 0.063 'SIDE CHAIN' 64 17 G B 1 ? ? 0.073 'SIDE CHAIN' 65 17 G B 7 ? ? 0.060 'SIDE CHAIN' 66 18 G A 1 ? ? 0.072 'SIDE CHAIN' 67 18 G A 7 ? ? 0.066 'SIDE CHAIN' 68 18 G B 1 ? ? 0.071 'SIDE CHAIN' 69 18 G B 7 ? ? 0.056 'SIDE CHAIN' # loop_ _pdbx_struct_mod_residue.id _pdbx_struct_mod_residue.label_asym_id _pdbx_struct_mod_residue.label_comp_id _pdbx_struct_mod_residue.label_seq_id _pdbx_struct_mod_residue.auth_asym_id _pdbx_struct_mod_residue.auth_comp_id _pdbx_struct_mod_residue.auth_seq_id _pdbx_struct_mod_residue.PDB_ins_code _pdbx_struct_mod_residue.parent_comp_id _pdbx_struct_mod_residue.details 1 A IG 3 A IG 3 ? G "ISOGUANOSINE-5'-MONOPHOSPHATE" 2 A IC 6 A IC 6 ? C "ISOCYTIDINE-5'-MONOPHOSPHATE" 3 B IG 3 B IG 3 ? G "ISOGUANOSINE-5'-MONOPHOSPHATE" 4 B IC 6 B IC 6 ? C "ISOCYTIDINE-5'-MONOPHOSPHATE" # _pdbx_nmr_ensemble.entry_id 2O81 _pdbx_nmr_ensemble.conformers_calculated_total_number 20 _pdbx_nmr_ensemble.conformers_submitted_total_number 18 _pdbx_nmr_ensemble.conformer_selection_criteria 'structures with the least restraint violations,structures with the lowest energy' _pdbx_nmr_ensemble.average_constraints_per_residue ? _pdbx_nmr_ensemble.average_constraint_violations_per_residue ? _pdbx_nmr_ensemble.maximum_distance_constraint_violation ? _pdbx_nmr_ensemble.average_distance_constraint_violation ? _pdbx_nmr_ensemble.maximum_upper_distance_constraint_violation ? _pdbx_nmr_ensemble.maximum_lower_distance_constraint_violation ? _pdbx_nmr_ensemble.distance_constraint_violation_method ? _pdbx_nmr_ensemble.maximum_torsion_angle_constraint_violation ? _pdbx_nmr_ensemble.average_torsion_angle_constraint_violation ? _pdbx_nmr_ensemble.torsion_angle_constraint_violation_method ? # _pdbx_nmr_representative.entry_id 2O81 _pdbx_nmr_representative.conformer_id 1 _pdbx_nmr_representative.selection_criteria 'lowest energy' # _pdbx_nmr_sample_details.solution_id 1 _pdbx_nmr_sample_details.contents '80 mM NaCl, 10 mM sodium phosphate, 0.5 mM Na2EDTA, pH 7.1, 0.7mM RNA duplex concentration, 90% H2O, 10% D2O' _pdbx_nmr_sample_details.solvent_system '90% H2O/10% D2O' # _pdbx_nmr_exptl_sample_conditions.conditions_id 1 _pdbx_nmr_exptl_sample_conditions.temperature 303 _pdbx_nmr_exptl_sample_conditions.pressure ? _pdbx_nmr_exptl_sample_conditions.pH 7.1 _pdbx_nmr_exptl_sample_conditions.ionic_strength ? _pdbx_nmr_exptl_sample_conditions.pressure_units . _pdbx_nmr_exptl_sample_conditions.temperature_units K # loop_ _pdbx_nmr_exptl.experiment_id _pdbx_nmr_exptl.conditions_id _pdbx_nmr_exptl.type _pdbx_nmr_exptl.solution_id 1 1 '2D NOESY' 1 2 1 '2D TOCSY' 1 3 1 DQF-COSY 1 # _pdbx_nmr_refine.entry_id 2O81 _pdbx_nmr_refine.method 'simulated annealing, molecular dynamics' _pdbx_nmr_refine.details ? _pdbx_nmr_refine.software_ordinal 1 # loop_ _pdbx_nmr_software.classification _pdbx_nmr_software.name _pdbx_nmr_software.version _pdbx_nmr_software.authors _pdbx_nmr_software.ordinal collection VNMR 6.1C Varian 1 processing NMRPipe 2.3 'Delagio, F.' 2 'data analysis' Sparky 3.11 'Goddard, T.D.; Kneller, D.G.' 3 'structure solution' Discover I2000 'Molecular Simulations, Inc.' 4 refinement Discover I2000 'Molecular Simulations, Inc.' 5 # 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 IC P P N N 111 IC OP1 O N N 112 IC OP2 O N N 113 IC OP3 O N N 114 IC "O5'" O N N 115 IC "O3'" O N N 116 IC "C1'" C N R 117 IC "C2'" C N R 118 IC "C3'" C N S 119 IC "C4'" C N R 120 IC "C5'" C N N 121 IC "O4'" O N N 122 IC "O2'" O N N 123 IC N2 N N N 124 IC C4 C N N 125 IC N3 N N N 126 IC C2 C N N 127 IC O4 O N N 128 IC N1 N N N 129 IC C6 C N N 130 IC C5 C N N 131 IC HOP2 H N N 132 IC HOP3 H N N 133 IC "HO3'" H N N 134 IC "H1'" H N N 135 IC "H2'" H N N 136 IC "H3'" H N N 137 IC "H4'" H N N 138 IC "H5'" H N N 139 IC "H5''" H N N 140 IC "HO2'" H N N 141 IC H21 H N N 142 IC H22 H N N 143 IC H6 H N N 144 IC H5 H N N 145 IG P P N N 146 IG OP1 O N N 147 IG OP2 O N N 148 IG OP3 O N N 149 IG "O5'" O N N 150 IG "O3'" O N N 151 IG "C1'" C N R 152 IG "C2'" C N R 153 IG "C3'" C N S 154 IG "C4'" C N R 155 IG "C5'" C N N 156 IG "O4'" O N N 157 IG "O2'" O N N 158 IG N6 N N N 159 IG O2 O N N 160 IG C6 C N N 161 IG C5 C N N 162 IG N7 N N N 163 IG C8 C N N 164 IG N9 N N N 165 IG C4 C N N 166 IG N3 N N N 167 IG C2 C N N 168 IG N1 N N N 169 IG HOP2 H N N 170 IG HOP3 H N N 171 IG "HO3'" H N N 172 IG "H1'" H N N 173 IG "H2'" H N N 174 IG "H3'" H N N 175 IG "H4'" H N N 176 IG "H5'" H N N 177 IG "H5''" H N N 178 IG "HO2'" H N N 179 IG H61 H N N 180 IG H62 H N N 181 IG H8 H N N 182 IG H1 H N N 183 # 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 IC P OP1 doub N N 116 IC P OP2 sing N N 117 IC P OP3 sing N N 118 IC P "O5'" sing N N 119 IC OP2 HOP2 sing N N 120 IC OP3 HOP3 sing N N 121 IC "O5'" "C5'" sing N N 122 IC "O3'" "C3'" sing N N 123 IC "O3'" "HO3'" sing N N 124 IC "C1'" "C2'" sing N N 125 IC "C1'" "O4'" sing N N 126 IC "C1'" N1 sing N N 127 IC "C1'" "H1'" sing N N 128 IC "C2'" "C3'" sing N N 129 IC "C2'" "O2'" sing N N 130 IC "C2'" "H2'" sing N N 131 IC "C3'" "C4'" sing N N 132 IC "C3'" "H3'" sing N N 133 IC "C4'" "C5'" sing N N 134 IC "C4'" "O4'" sing N N 135 IC "C4'" "H4'" sing N N 136 IC "C5'" "H5'" sing N N 137 IC "C5'" "H5''" sing N N 138 IC "O2'" "HO2'" sing N N 139 IC N2 C2 sing N N 140 IC N2 H21 sing N N 141 IC N2 H22 sing N N 142 IC C4 N3 sing N N 143 IC C4 O4 doub N N 144 IC C4 C5 sing N N 145 IC N3 C2 doub N N 146 IC C2 N1 sing N N 147 IC N1 C6 sing N N 148 IC C6 C5 doub N N 149 IC C6 H6 sing N N 150 IC C5 H5 sing N N 151 IG P OP1 doub N N 152 IG P OP2 sing N N 153 IG P OP3 sing N N 154 IG P "O5'" sing N N 155 IG OP2 HOP2 sing N N 156 IG OP3 HOP3 sing N N 157 IG "O5'" "C5'" sing N N 158 IG "O3'" "C3'" sing N N 159 IG "O3'" "HO3'" sing N N 160 IG "C1'" "C2'" sing N N 161 IG "C1'" "O4'" sing N N 162 IG "C1'" N9 sing N N 163 IG "C1'" "H1'" sing N N 164 IG "C2'" "C3'" sing N N 165 IG "C2'" "O2'" sing N N 166 IG "C2'" "H2'" sing N N 167 IG "C3'" "C4'" sing N N 168 IG "C3'" "H3'" sing N N 169 IG "C4'" "C5'" sing N N 170 IG "C4'" "O4'" sing N N 171 IG "C4'" "H4'" sing N N 172 IG "C5'" "H5'" sing N N 173 IG "C5'" "H5''" sing N N 174 IG "O2'" "HO2'" sing N N 175 IG N6 C6 sing N N 176 IG N6 H61 sing N N 177 IG N6 H62 sing N N 178 IG O2 C2 doub N N 179 IG C6 C5 doub N N 180 IG C6 N1 sing N N 181 IG C5 N7 sing N N 182 IG C5 C4 sing N N 183 IG N7 C8 doub N N 184 IG C8 N9 sing N N 185 IG C8 H8 sing N N 186 IG N9 C4 sing N N 187 IG C4 N3 doub N N 188 IG N3 C2 sing N N 189 IG C2 N1 sing N N 190 IG N1 H1 sing N N 191 # loop_ _ndb_struct_conf_na.entry_id _ndb_struct_conf_na.feature 2O81 'double helix' 2O81 'a-form double helix' 2O81 'mismatched base pair' # loop_ _ndb_struct_na_base_pair.model_number _ndb_struct_na_base_pair.i_label_asym_id _ndb_struct_na_base_pair.i_label_comp_id _ndb_struct_na_base_pair.i_label_seq_id _ndb_struct_na_base_pair.i_symmetry _ndb_struct_na_base_pair.j_label_asym_id _ndb_struct_na_base_pair.j_label_comp_id _ndb_struct_na_base_pair.j_label_seq_id _ndb_struct_na_base_pair.j_symmetry _ndb_struct_na_base_pair.shear _ndb_struct_na_base_pair.stretch _ndb_struct_na_base_pair.stagger _ndb_struct_na_base_pair.buckle _ndb_struct_na_base_pair.propeller _ndb_struct_na_base_pair.opening _ndb_struct_na_base_pair.pair_number _ndb_struct_na_base_pair.pair_name _ndb_struct_na_base_pair.i_auth_asym_id _ndb_struct_na_base_pair.i_auth_seq_id _ndb_struct_na_base_pair.i_PDB_ins_code _ndb_struct_na_base_pair.j_auth_asym_id _ndb_struct_na_base_pair.j_auth_seq_id _ndb_struct_na_base_pair.j_PDB_ins_code _ndb_struct_na_base_pair.hbond_type_28 _ndb_struct_na_base_pair.hbond_type_12 1 A G 1 1_555 B C 8 1_555 -0.535 -0.168 -0.071 -14.544 -18.839 -1.311 1 A_G1:C8_B A 1 ? B 8 ? 19 1 1 A C 2 1_555 B G 7 1_555 0.398 -0.075 0.174 -5.412 -9.618 -0.878 2 A_C2:G7_B A 2 ? B 7 ? 19 1 1 A IG 3 1_555 B IC 6 1_555 0.288 -0.049 -0.028 0.311 -6.470 -3.227 3 A_IG3:IC6_B A 3 ? B 6 ? ? ? 1 A G 4 1_555 B A 5 1_555 7.376 -5.554 -0.077 12.408 -4.887 -29.582 4 A_G4:A5_B A 4 ? B 5 ? ? 10 1 A A 5 1_555 B G 4 1_555 -7.388 -5.554 -0.019 -12.172 -5.414 -29.975 5 A_A5:G4_B A 5 ? B 4 ? ? 10 1 A IC 6 1_555 B IG 3 1_555 -0.248 -0.048 -0.038 0.467 -6.802 -3.107 6 A_IC6:IG3_B A 6 ? B 3 ? ? ? 1 A G 7 1_555 B C 2 1_555 -0.365 -0.058 0.167 6.157 -9.749 -0.654 7 A_G7:C2_B A 7 ? B 2 ? 19 1 1 A C 8 1_555 B G 1 1_555 0.542 -0.154 -0.126 17.228 -20.088 -1.150 8 A_C8:G1_B A 8 ? B 1 ? 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 G 1 1_555 B C 8 1_555 A C 2 1_555 B G 7 1_555 0.100 -0.904 3.041 -0.861 6.116 35.726 -2.233 -0.270 2.850 9.878 1.390 36.238 1 AA_G1C2:G7C8_BB A 1 ? B 8 ? A 2 ? B 7 ? 1 A C 2 1_555 B G 7 1_555 A IG 3 1_555 B IC 6 1_555 0.668 -1.405 3.147 1.724 5.892 32.488 -3.398 -0.903 2.885 10.415 -3.047 33.047 2 AA_C2IG3:IC6G7_BB A 2 ? B 7 ? A 3 ? B 6 ? 1 A IG 3 1_555 B IC 6 1_555 A G 4 1_555 B A 5 1_555 -2.356 -1.509 3.103 -4.196 -1.750 60.934 -1.403 2.123 3.281 -1.723 4.131 61.087 3 AA_IG3G4:A5IC6_BB A 3 ? B 6 ? A 4 ? B 5 ? 1 A G 4 1_555 B A 5 1_555 A A 5 1_555 B G 4 1_555 -0.046 -1.340 3.916 -0.172 1.404 -24.485 2.631 -0.174 3.985 -3.307 -0.406 -24.525 4 AA_G4A5:G4A5_BB A 4 ? B 5 ? A 5 ? B 4 ? 1 A A 5 1_555 B G 4 1_555 A IC 6 1_555 B IG 3 1_555 2.350 -1.497 3.084 4.481 -1.425 61.182 -1.402 -2.098 3.263 -1.398 -4.395 61.345 5 AA_A5IC6:IG3G4_BB A 5 ? B 4 ? A 6 ? B 3 ? 1 A IC 6 1_555 B IG 3 1_555 A G 7 1_555 B C 2 1_555 -0.700 -1.346 3.152 -1.624 6.599 32.437 -3.394 0.975 2.861 11.654 2.868 33.123 6 AA_IC6G7:C2IG3_BB A 6 ? B 3 ? A 7 ? B 2 ? 1 A G 7 1_555 B C 2 1_555 A C 8 1_555 B G 1 1_555 -0.185 -0.795 3.000 1.392 6.436 35.376 -2.108 0.477 2.808 10.478 -2.267 35.964 7 AA_G7C8:G1C2_BB A 7 ? B 2 ? A 8 ? B 1 ? # loop_ _pdbx_nmr_spectrometer.spectrometer_id _pdbx_nmr_spectrometer.model _pdbx_nmr_spectrometer.manufacturer _pdbx_nmr_spectrometer.field_strength _pdbx_nmr_spectrometer.type 1 INOVA Varian 500 ? 2 INOVA Varian 600 ? # _atom_sites.entry_id 2O81 _atom_sites.fract_transf_matrix[1][1] 1.000000 _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] 1.000000 _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] 1.000000 _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 H N O P # loop_