data_1AKX # _entry.id 1AKX # _audit_conform.dict_name mmcif_pdbx.dic _audit_conform.dict_version 5.392 _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 1AKX pdb_00001akx 10.2210/pdb1akx/pdb WWPDB D_1000170944 ? ? # 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 1997-11-19 2 'Structure model' 1 1 2008-03-24 3 'Structure model' 1 2 2011-07-13 4 'Structure model' 1 3 2022-02-16 5 'Structure model' 1 4 2024-05-22 # _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' 'Database references' 4 4 'Structure model' 'Derived calculations' 5 4 'Structure model' Other 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_database_status 3 4 'Structure model' pdbx_struct_assembly 4 4 'Structure model' pdbx_struct_oper_list 5 4 'Structure model' struct_site 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_database_status.process_site' 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 1AKX _pdbx_database_status.recvd_initial_deposition_date 1997-05-27 _pdbx_database_status.deposit_site ? _pdbx_database_status.process_site BNL _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 1AJU _pdbx_database_related.details 'ENSEMBLE OF 20 STRUCTURES' _pdbx_database_related.content_type unspecified # loop_ _audit_author.name _audit_author.pdbx_ordinal 'Brodsky, A.S.' 1 'Williamson, J.R.' 2 # loop_ _citation.id _citation.title _citation.journal_abbrev _citation.journal_volume _citation.page_first _citation.page_last _citation.year _citation.journal_id_ASTM _citation.country _citation.journal_id_ISSN _citation.journal_id_CSD _citation.book_publisher _citation.pdbx_database_id_PubMed _citation.pdbx_database_id_DOI primary 'Solution structure of the HIV-2 TAR-argininamide complex.' J.Mol.Biol. 267 624 639 1997 JMOBAK UK 0022-2836 0070 ? 9126842 10.1006/jmbi.1996.0879 1 'Geometric Parameters in Nucleic Acids: Sugar and Phosphate Constituents' J.Am.Chem.Soc. 118 519 ? 1996 JACSAT US 0002-7863 0004 ? ? ? 2 'The Structure of the Human Immunodeficiency Virus Type-1 Tar RNA Reveals Principles of RNA Recognition by Tat Protein' J.Mol.Biol. 253 313 ? 1995 JMOBAK UK 0022-2836 0070 ? ? ? 3 'Role of RNA Structure in Arginine Recognition of Tar RNA' Proc.Natl.Acad.Sci.USA 90 3680 ? 1993 PNASA6 US 0027-8424 0040 ? ? ? 4 'Conformation of the Tar RNA-Arginine Complex by NMR Spectroscopy' Science 257 76 ? 1992 SCIEAS US 0036-8075 0038 ? ? ? # loop_ _citation_author.citation_id _citation_author.name _citation_author.ordinal _citation_author.identifier_ORCID primary 'Brodsky, A.S.' 1 ? primary 'Williamson, J.R.' 2 ? 1 'Gelbin, A.' 3 ? 1 'Schneider, B.' 4 ? 1 'Clowny, L.' 5 ? 1 'Hsieh, S.-H.' 6 ? 1 'Olsen, W.K.' 7 ? 1 'Berman, H.M.' 8 ? 2 'Aboul-Ela, F.' 9 ? 2 'Karn, J.' 10 ? 2 'Varani, G.' 11 ? 3 'Puglisi, J.D.' 12 ? 3 'Chen, L.' 13 ? 3 'Frankel, A.D.' 14 ? 3 'Williamson, J.R.' 15 ? 4 'Puglisi, J.D.' 16 ? 4 'Tan, R.' 17 ? 4 'Calnan, B.J.' 18 ? 4 'Frankel, A.D.' 19 ? 4 'Williamson, J.R.' 20 ? # 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 'TAR RNA' 9652.761 1 ? ? ? ? 2 non-polymer syn ARGININE 175.209 1 ? ? ? ? # _entity_name_com.entity_id 1 _entity_name_com.name TAR # _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 GGCCAGAUUGAGCCUGGGAGCUCUCUGGCC _entity_poly.pdbx_seq_one_letter_code_can GGCCAGAUUGAGCCUGGGAGCUCUCUGGCC _entity_poly.pdbx_strand_id A _entity_poly.pdbx_target_identifier ? # _pdbx_entity_nonpoly.entity_id 2 _pdbx_entity_nonpoly.name ARGININE _pdbx_entity_nonpoly.comp_id ARG # 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 G n 1 3 C n 1 4 C n 1 5 A n 1 6 G n 1 7 A n 1 8 U n 1 9 U n 1 10 G n 1 11 A n 1 12 G n 1 13 C n 1 14 C n 1 15 U n 1 16 G n 1 17 G n 1 18 G n 1 19 A n 1 20 G n 1 21 C n 1 22 U n 1 23 C n 1 24 U n 1 25 C n 1 26 U n 1 27 G n 1 28 G n 1 29 C n 1 30 C 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 ARG 'L-peptide linking' y ARGININE ? 'C6 H15 N4 O2 1' 175.209 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 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 16 16 G G A . n A 1 2 G 2 17 17 G G A . n A 1 3 C 3 18 18 C C A . n A 1 4 C 4 19 19 C C A . n A 1 5 A 5 20 20 A A A . n A 1 6 G 6 21 21 G G A . n A 1 7 A 7 22 22 A A A . n A 1 8 U 8 23 23 U U A . n A 1 9 U 9 25 25 U U A . n A 1 10 G 10 26 26 G G A . n A 1 11 A 11 27 27 A A A . n A 1 12 G 12 28 28 G G A . n A 1 13 C 13 29 29 C C A . n A 1 14 C 14 30 30 C C A . n A 1 15 U 15 31 31 U U A . n A 1 16 G 16 32 32 G G A . n A 1 17 G 17 33 33 G G A . n A 1 18 G 18 34 34 G G A . n A 1 19 A 19 35 35 A A A . n A 1 20 G 20 36 36 G G A . n A 1 21 C 21 37 37 C C A . n A 1 22 U 22 38 38 U U A . n A 1 23 C 23 39 39 C C A . n A 1 24 U 24 40 40 U U A . n A 1 25 C 25 41 41 C C A . n A 1 26 U 26 42 42 U U A . n A 1 27 G 27 43 43 G G A . n A 1 28 G 28 44 44 G G A . n A 1 29 C 29 45 45 C C A . n A 1 30 C 30 46 46 C C A . n # _pdbx_nonpoly_scheme.asym_id B _pdbx_nonpoly_scheme.entity_id 2 _pdbx_nonpoly_scheme.mon_id ARG _pdbx_nonpoly_scheme.ndb_seq_num 1 _pdbx_nonpoly_scheme.pdb_seq_num 47 _pdbx_nonpoly_scheme.auth_seq_num 47 _pdbx_nonpoly_scheme.pdb_mon_id ARG _pdbx_nonpoly_scheme.auth_mon_id ARG _pdbx_nonpoly_scheme.pdb_strand_id A _pdbx_nonpoly_scheme.pdb_ins_code . # _pdbx_unobs_or_zero_occ_atoms.id 1 _pdbx_unobs_or_zero_occ_atoms.PDB_model_num 1 _pdbx_unobs_or_zero_occ_atoms.polymer_flag N _pdbx_unobs_or_zero_occ_atoms.occupancy_flag 1 _pdbx_unobs_or_zero_occ_atoms.auth_asym_id A _pdbx_unobs_or_zero_occ_atoms.auth_comp_id ARG _pdbx_unobs_or_zero_occ_atoms.auth_seq_id 47 _pdbx_unobs_or_zero_occ_atoms.PDB_ins_code ? _pdbx_unobs_or_zero_occ_atoms.auth_atom_id OXT _pdbx_unobs_or_zero_occ_atoms.label_alt_id ? _pdbx_unobs_or_zero_occ_atoms.label_asym_id B _pdbx_unobs_or_zero_occ_atoms.label_comp_id ARG _pdbx_unobs_or_zero_occ_atoms.label_seq_id 1 _pdbx_unobs_or_zero_occ_atoms.label_atom_id OXT # loop_ _software.name _software.classification _software.version _software.citation_id _software.pdbx_ordinal X-PLOR 'model building' 3.1 ? 1 X-PLOR refinement 3.1 ? 2 X-PLOR phasing 3.1 ? 3 # _cell.entry_id 1AKX _cell.length_a 1.000 _cell.length_b 1.000 _cell.length_c 1.000 _cell.angle_alpha 90.00 _cell.angle_beta 90.00 _cell.angle_gamma 90.00 _cell.Z_PDB 1 _cell.pdbx_unique_axis ? # _symmetry.entry_id 1AKX _symmetry.space_group_name_H-M 'P 1' _symmetry.pdbx_full_space_group_name_H-M ? _symmetry.cell_setting ? _symmetry.Int_Tables_number 1 # _exptl.entry_id 1AKX _exptl.method 'SOLUTION NMR' _exptl.crystals_number ? # _database_PDB_matrix.entry_id 1AKX _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 1AKX _struct.title 'HIV-2 TRANS ACTIVATING REGION RNA COMPLEX WITH ARGININAMIDE, NMR, MINIMIZED AVERAGE STRUCTURE' _struct.pdbx_model_details ? _struct.pdbx_CASP_flag ? _struct.pdbx_model_type_details ? # _struct_keywords.entry_id 1AKX _struct_keywords.pdbx_keywords RNA _struct_keywords.text 'TRANSCRIPTIONAL ACTIVATION, COMPLEX (RNA-LIGAND), PROTEIN-RNA INTERACTIONS, 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 ? # _struct_ref.id 1 _struct_ref.entity_id 1 _struct_ref.db_name PDB _struct_ref.db_code 1AKX _struct_ref.pdbx_db_accession 1AKX _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 1AKX _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 30 _struct_ref_seq.pdbx_seq_align_end_ins_code ? _struct_ref_seq.pdbx_db_accession 1AKX _struct_ref_seq.db_align_beg 16 _struct_ref_seq.pdbx_db_align_beg_ins_code ? _struct_ref_seq.db_align_end 46 _struct_ref_seq.pdbx_db_align_end_ins_code ? _struct_ref_seq.pdbx_auth_seq_align_beg 16 _struct_ref_seq.pdbx_auth_seq_align_end 46 # _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 # _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 hydrog1 hydrog ? ? A G 1 N1 ? ? ? 1_555 A C 30 N3 ? ? A G 16 A C 46 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog2 hydrog ? ? A G 1 N2 ? ? ? 1_555 A C 30 O2 ? ? A G 16 A C 46 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog3 hydrog ? ? A G 1 O6 ? ? ? 1_555 A C 30 N4 ? ? A G 16 A C 46 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog4 hydrog ? ? A G 2 N1 ? ? ? 1_555 A C 29 N3 ? ? A G 17 A C 45 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog5 hydrog ? ? A G 2 N2 ? ? ? 1_555 A C 29 O2 ? ? A G 17 A C 45 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog6 hydrog ? ? A G 2 O6 ? ? ? 1_555 A C 29 N4 ? ? A G 17 A C 45 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog7 hydrog ? ? A C 3 N3 ? ? ? 1_555 A G 28 N1 ? ? A C 18 A G 44 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog8 hydrog ? ? A C 3 N4 ? ? ? 1_555 A G 28 O6 ? ? A C 18 A G 44 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog9 hydrog ? ? A C 3 O2 ? ? ? 1_555 A G 28 N2 ? ? A C 18 A G 44 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog10 hydrog ? ? A C 4 N3 ? ? ? 1_555 A G 27 N1 ? ? A C 19 A G 43 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog11 hydrog ? ? A C 4 N4 ? ? ? 1_555 A G 27 O6 ? ? A C 19 A G 43 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog12 hydrog ? ? A C 4 O2 ? ? ? 1_555 A G 27 N2 ? ? A C 19 A G 43 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog13 hydrog ? ? A A 5 N1 ? ? ? 1_555 A U 26 N3 ? ? A A 20 A U 42 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog14 hydrog ? ? A A 5 N6 ? ? ? 1_555 A U 26 O4 ? ? A A 20 A U 42 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog15 hydrog ? ? A G 6 N1 ? ? ? 1_555 A C 25 N3 ? ? A G 21 A C 41 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog16 hydrog ? ? A G 6 N2 ? ? ? 1_555 A C 25 O2 ? ? A G 21 A C 41 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog17 hydrog ? ? A G 6 O6 ? ? ? 1_555 A C 25 N4 ? ? A G 21 A C 41 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog18 hydrog ? ? A A 7 N1 ? ? ? 1_555 A C 23 N4 ? ? A A 22 A C 39 1_555 ? ? ? ? ? ? 'A-C MISPAIR' ? ? ? hydrog19 hydrog ? ? A A 7 N1 ? ? ? 1_555 A U 24 N3 ? ? A A 22 A U 40 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog20 hydrog ? ? A A 7 N6 ? ? ? 1_555 A U 24 O4 ? ? A A 22 A U 40 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog21 hydrog ? ? A G 10 N1 ? ? ? 1_555 A C 23 N3 ? ? A G 26 A C 39 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog22 hydrog ? ? A G 10 N2 ? ? ? 1_555 A C 23 O2 ? ? A G 26 A C 39 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog23 hydrog ? ? A G 10 O6 ? ? ? 1_555 A C 23 N4 ? ? A G 26 A C 39 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog24 hydrog ? ? A A 11 N1 ? ? ? 1_555 A U 22 N3 ? ? A A 27 A U 38 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog25 hydrog ? ? A A 11 N6 ? ? ? 1_555 A U 22 O4 ? ? A A 27 A U 38 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog26 hydrog ? ? A G 12 N1 ? ? ? 1_555 A C 21 N3 ? ? A G 28 A C 37 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog27 hydrog ? ? A G 12 N2 ? ? ? 1_555 A C 21 O2 ? ? A G 28 A C 37 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog28 hydrog ? ? A G 12 O6 ? ? ? 1_555 A C 21 N4 ? ? A G 28 A C 37 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog29 hydrog ? ? A C 13 N3 ? ? ? 1_555 A G 20 N1 ? ? A C 29 A G 36 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog30 hydrog ? ? A C 13 N4 ? ? ? 1_555 A G 20 O6 ? ? A C 29 A G 36 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog31 hydrog ? ? A C 13 O2 ? ? ? 1_555 A G 20 N2 ? ? A C 29 A G 36 1_555 ? ? ? ? ? ? WATSON-CRICK ? ? ? hydrog32 hydrog ? ? A G 16 N2 ? ? ? 1_555 A G 17 O6 ? ? A G 32 A G 33 1_555 ? ? ? ? ? ? 'G-G MISPAIR' ? ? ? # _struct_conn_type.id hydrog _struct_conn_type.criteria ? _struct_conn_type.reference ? # _struct_site.id AC1 _struct_site.pdbx_evidence_code Software _struct_site.pdbx_auth_asym_id A _struct_site.pdbx_auth_comp_id ARG _struct_site.pdbx_auth_seq_id 47 _struct_site.pdbx_auth_ins_code ? _struct_site.pdbx_num_residues 4 _struct_site.details 'BINDING SITE FOR RESIDUE ARG A 47' # 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 4 A A 7 ? A A 22 . ? 1_555 ? 2 AC1 4 U A 8 ? U A 23 . ? 1_555 ? 3 AC1 4 G A 10 ? G A 26 . ? 1_555 ? 4 AC1 4 C A 21 ? C A 37 . ? 1_555 ? # _pdbx_validate_planes.id 1 _pdbx_validate_planes.PDB_model_num 1 _pdbx_validate_planes.auth_comp_id ARG _pdbx_validate_planes.auth_asym_id A _pdbx_validate_planes.auth_seq_id 47 _pdbx_validate_planes.PDB_ins_code ? _pdbx_validate_planes.label_alt_id ? _pdbx_validate_planes.rmsd 0.209 _pdbx_validate_planes.type 'SIDE CHAIN' # _pdbx_nmr_ensemble.entry_id 1AKX _pdbx_nmr_ensemble.conformers_calculated_total_number 20 _pdbx_nmr_ensemble.conformers_submitted_total_number 1 _pdbx_nmr_ensemble.conformer_selection_criteria 'LEAST RESTRAINTS AND LOWEST ENERGY' # _pdbx_nmr_exptl_sample_conditions.conditions_id 1 _pdbx_nmr_exptl_sample_conditions.temperature 298 _pdbx_nmr_exptl_sample_conditions.pressure ? _pdbx_nmr_exptl_sample_conditions.pH 6.4 _pdbx_nmr_exptl_sample_conditions.ionic_strength ? _pdbx_nmr_exptl_sample_conditions.pressure_units ? _pdbx_nmr_exptl_sample_conditions.temperature_units K # _pdbx_nmr_exptl.experiment_id 1 _pdbx_nmr_exptl.conditions_id 1 _pdbx_nmr_exptl.type 'SEE PAPER' _pdbx_nmr_exptl.solution_id 1 # _pdbx_nmr_refine.entry_id 1AKX _pdbx_nmr_refine.method 'RANDOM COORDINATES AND SIMULATED ANNEALING' _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 refinement X-PLOR 3.1 BRUNGER 1 'structure solution' X-PLOR 3.1 ? 2 # 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 ARG N N N N 38 ARG CA C N S 39 ARG C C N N 40 ARG O O N N 41 ARG CB C N N 42 ARG CG C N N 43 ARG CD C N N 44 ARG NE N N N 45 ARG CZ C N N 46 ARG NH1 N N N 47 ARG NH2 N N N 48 ARG OXT O N N 49 ARG H H N N 50 ARG H2 H N N 51 ARG HA H N N 52 ARG HB2 H N N 53 ARG HB3 H N N 54 ARG HG2 H N N 55 ARG HG3 H N N 56 ARG HD2 H N N 57 ARG HD3 H N N 58 ARG HE H N N 59 ARG HH11 H N N 60 ARG HH12 H N N 61 ARG HH21 H N N 62 ARG HH22 H N N 63 ARG HXT H N N 64 C OP3 O N N 65 C P P N N 66 C OP1 O N N 67 C OP2 O N N 68 C "O5'" O N N 69 C "C5'" C N N 70 C "C4'" C N R 71 C "O4'" O N N 72 C "C3'" C N S 73 C "O3'" O N N 74 C "C2'" C N R 75 C "O2'" O N N 76 C "C1'" C N R 77 C N1 N N N 78 C C2 C N N 79 C O2 O N N 80 C N3 N N N 81 C C4 C N N 82 C N4 N N N 83 C C5 C N N 84 C C6 C N N 85 C HOP3 H N N 86 C HOP2 H N N 87 C "H5'" H N N 88 C "H5''" H N N 89 C "H4'" H N N 90 C "H3'" H N N 91 C "HO3'" H N N 92 C "H2'" H N N 93 C "HO2'" H N N 94 C "H1'" H N N 95 C H41 H N N 96 C H42 H N N 97 C H5 H N N 98 C H6 H N N 99 G OP3 O N N 100 G P P N N 101 G OP1 O N N 102 G OP2 O N N 103 G "O5'" O N N 104 G "C5'" C N N 105 G "C4'" C N R 106 G "O4'" O N N 107 G "C3'" C N S 108 G "O3'" O N N 109 G "C2'" C N R 110 G "O2'" O N N 111 G "C1'" C N R 112 G N9 N Y N 113 G C8 C Y N 114 G N7 N Y N 115 G C5 C Y N 116 G C6 C N N 117 G O6 O N N 118 G N1 N N N 119 G C2 C N N 120 G N2 N N N 121 G N3 N N N 122 G C4 C Y N 123 G HOP3 H N N 124 G HOP2 H N N 125 G "H5'" H N N 126 G "H5''" H N N 127 G "H4'" H N N 128 G "H3'" H N N 129 G "HO3'" H N N 130 G "H2'" H N N 131 G "HO2'" H N N 132 G "H1'" H N N 133 G H8 H N N 134 G H1 H N N 135 G H21 H N N 136 G H22 H N N 137 U OP3 O N N 138 U P P N N 139 U OP1 O N N 140 U OP2 O N N 141 U "O5'" O N N 142 U "C5'" C N N 143 U "C4'" C N R 144 U "O4'" O N N 145 U "C3'" C N S 146 U "O3'" O N N 147 U "C2'" C N R 148 U "O2'" O N N 149 U "C1'" C N R 150 U N1 N N N 151 U C2 C N N 152 U O2 O N N 153 U N3 N N N 154 U C4 C N N 155 U O4 O N N 156 U C5 C N N 157 U C6 C N N 158 U HOP3 H N N 159 U HOP2 H N N 160 U "H5'" H N N 161 U "H5''" H N N 162 U "H4'" H N N 163 U "H3'" H N N 164 U "HO3'" H N N 165 U "H2'" H N N 166 U "HO2'" H N N 167 U "H1'" H N N 168 U H3 H N N 169 U H5 H N N 170 U H6 H N N 171 # 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 ARG N CA sing N N 40 ARG N H sing N N 41 ARG N H2 sing N N 42 ARG CA C sing N N 43 ARG CA CB sing N N 44 ARG CA HA sing N N 45 ARG C O doub N N 46 ARG C OXT sing N N 47 ARG CB CG sing N N 48 ARG CB HB2 sing N N 49 ARG CB HB3 sing N N 50 ARG CG CD sing N N 51 ARG CG HG2 sing N N 52 ARG CG HG3 sing N N 53 ARG CD NE sing N N 54 ARG CD HD2 sing N N 55 ARG CD HD3 sing N N 56 ARG NE CZ sing N N 57 ARG NE HE sing N N 58 ARG CZ NH1 sing N N 59 ARG CZ NH2 doub N N 60 ARG NH1 HH11 sing N N 61 ARG NH1 HH12 sing N N 62 ARG NH2 HH21 sing N N 63 ARG NH2 HH22 sing N N 64 ARG OXT HXT sing N N 65 C OP3 P sing N N 66 C OP3 HOP3 sing N N 67 C P OP1 doub N N 68 C P OP2 sing N N 69 C P "O5'" sing N N 70 C OP2 HOP2 sing N N 71 C "O5'" "C5'" sing N N 72 C "C5'" "C4'" sing N N 73 C "C5'" "H5'" sing N N 74 C "C5'" "H5''" sing N N 75 C "C4'" "O4'" sing N N 76 C "C4'" "C3'" sing N N 77 C "C4'" "H4'" sing N N 78 C "O4'" "C1'" sing N N 79 C "C3'" "O3'" sing N N 80 C "C3'" "C2'" sing N N 81 C "C3'" "H3'" sing N N 82 C "O3'" "HO3'" sing N N 83 C "C2'" "O2'" sing N N 84 C "C2'" "C1'" sing N N 85 C "C2'" "H2'" sing N N 86 C "O2'" "HO2'" sing N N 87 C "C1'" N1 sing N N 88 C "C1'" "H1'" sing N N 89 C N1 C2 sing N N 90 C N1 C6 sing N N 91 C C2 O2 doub N N 92 C C2 N3 sing N N 93 C N3 C4 doub N N 94 C C4 N4 sing N N 95 C C4 C5 sing N N 96 C N4 H41 sing N N 97 C N4 H42 sing N N 98 C C5 C6 doub N N 99 C C5 H5 sing N N 100 C C6 H6 sing N N 101 G OP3 P sing N N 102 G OP3 HOP3 sing N N 103 G P OP1 doub N N 104 G P OP2 sing N N 105 G P "O5'" sing N N 106 G OP2 HOP2 sing N N 107 G "O5'" "C5'" sing N N 108 G "C5'" "C4'" sing N N 109 G "C5'" "H5'" sing N N 110 G "C5'" "H5''" sing N N 111 G "C4'" "O4'" sing N N 112 G "C4'" "C3'" sing N N 113 G "C4'" "H4'" sing N N 114 G "O4'" "C1'" sing N N 115 G "C3'" "O3'" sing N N 116 G "C3'" "C2'" sing N N 117 G "C3'" "H3'" sing N N 118 G "O3'" "HO3'" sing N N 119 G "C2'" "O2'" sing N N 120 G "C2'" "C1'" sing N N 121 G "C2'" "H2'" sing N N 122 G "O2'" "HO2'" sing N N 123 G "C1'" N9 sing N N 124 G "C1'" "H1'" sing N N 125 G N9 C8 sing Y N 126 G N9 C4 sing Y N 127 G C8 N7 doub Y N 128 G C8 H8 sing N N 129 G N7 C5 sing Y N 130 G C5 C6 sing N N 131 G C5 C4 doub Y N 132 G C6 O6 doub N N 133 G C6 N1 sing N N 134 G N1 C2 sing N N 135 G N1 H1 sing N N 136 G C2 N2 sing N N 137 G C2 N3 doub N N 138 G N2 H21 sing N N 139 G N2 H22 sing N N 140 G N3 C4 sing N N 141 U OP3 P sing N N 142 U OP3 HOP3 sing N N 143 U P OP1 doub N N 144 U P OP2 sing N N 145 U P "O5'" sing N N 146 U OP2 HOP2 sing N N 147 U "O5'" "C5'" sing N N 148 U "C5'" "C4'" sing N N 149 U "C5'" "H5'" sing N N 150 U "C5'" "H5''" sing N N 151 U "C4'" "O4'" sing N N 152 U "C4'" "C3'" sing N N 153 U "C4'" "H4'" sing N N 154 U "O4'" "C1'" sing N N 155 U "C3'" "O3'" sing N N 156 U "C3'" "C2'" sing N N 157 U "C3'" "H3'" sing N N 158 U "O3'" "HO3'" sing N N 159 U "C2'" "O2'" sing N N 160 U "C2'" "C1'" sing N N 161 U "C2'" "H2'" sing N N 162 U "O2'" "HO2'" sing N N 163 U "C1'" N1 sing N N 164 U "C1'" "H1'" sing N N 165 U N1 C2 sing N N 166 U N1 C6 sing N N 167 U C2 O2 doub N N 168 U C2 N3 sing N N 169 U N3 C4 sing N N 170 U N3 H3 sing N N 171 U C4 O4 doub N N 172 U C4 C5 sing N N 173 U C5 C6 doub N N 174 U C5 H5 sing N N 175 U C6 H6 sing N N 176 # loop_ _ndb_struct_conf_na.entry_id _ndb_struct_conf_na.feature 1AKX 'double helix' 1AKX 'a-form double helix' 1AKX 'mismatched base pair' 1AKX 'internal loop' # 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 A C 30 1_555 -0.968 -0.155 -0.500 -27.968 -19.553 2.084 1 A_G16:C46_A A 16 ? A 46 ? 19 1 1 A G 2 1_555 A C 29 1_555 -0.109 -0.095 0.306 -10.747 -13.020 1.532 2 A_G17:C45_A A 17 ? A 45 ? 19 1 1 A C 3 1_555 A G 28 1_555 -0.393 -0.073 0.357 -0.040 -14.641 -0.764 3 A_C18:G44_A A 18 ? A 44 ? 19 1 1 A C 4 1_555 A G 27 1_555 -0.389 -0.084 0.494 2.523 -16.093 -1.218 4 A_C19:G43_A A 19 ? A 43 ? 19 1 1 A A 5 1_555 A U 26 1_555 0.066 -0.291 0.839 0.732 -14.127 0.750 5 A_A20:U42_A A 20 ? A 42 ? 20 1 1 A G 6 1_555 A C 25 1_555 0.100 -0.156 0.473 -1.954 -20.319 1.886 6 A_G21:C41_A A 21 ? A 41 ? 19 1 1 A A 7 1_555 A U 24 1_555 0.275 -0.291 0.782 -7.025 -25.893 -12.391 7 A_A22:U40_A A 22 ? A 40 ? 20 1 1 A G 10 1_555 A C 23 1_555 -0.887 -0.332 0.201 -15.655 -21.388 -4.695 8 A_G26:C39_A A 26 ? A 39 ? 19 1 1 A A 11 1_555 A U 22 1_555 -0.181 -0.171 0.500 -2.690 -6.248 -4.816 9 A_A27:U38_A A 27 ? A 38 ? 20 1 1 A G 12 1_555 A C 21 1_555 -0.083 -0.145 0.781 14.424 -9.949 -2.587 10 A_G28:C37_A A 28 ? A 37 ? 19 1 1 A C 13 1_555 A G 20 1_555 1.213 -0.426 0.037 14.752 -20.906 -2.367 11 A_C29:G36_A A 29 ? A 36 ? 19 1 1 A G 16 1_555 A G 17 1_555 -6.437 0.602 2.155 -39.643 -21.089 -4.402 12 A_G32:G33_A A 32 ? A 33 ? ? ? # 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 A C 30 1_555 A G 2 1_555 A C 29 1_555 0.224 -1.057 2.766 -4.901 2.574 32.677 -2.212 -1.077 2.617 4.535 8.633 33.130 1 AA_G16G17:C45C46_AA A 16 ? A 46 ? A 17 ? A 45 ? 1 A G 2 1_555 A C 29 1_555 A C 3 1_555 A G 28 1_555 -0.146 -1.911 2.787 1.484 -1.515 33.444 -3.099 0.464 2.860 -2.629 -2.575 33.510 2 AA_G17C18:G44C45_AA A 17 ? A 45 ? A 18 ? A 44 ? 1 A C 3 1_555 A G 28 1_555 A C 4 1_555 A G 27 1_555 0.287 -2.106 2.862 -1.019 4.668 28.961 -4.984 -0.747 2.488 9.254 2.021 29.344 3 AA_C18C19:G43G44_AA A 18 ? A 44 ? A 19 ? A 43 ? 1 A C 4 1_555 A G 27 1_555 A A 5 1_555 A U 26 1_555 0.048 -1.776 2.974 -4.034 -0.592 35.939 -2.785 -0.597 2.979 -0.956 6.512 36.162 4 AA_C19A20:U42G43_AA A 19 ? A 43 ? A 20 ? A 42 ? 1 A A 5 1_555 A U 26 1_555 A G 6 1_555 A C 25 1_555 0.367 -1.680 3.552 3.927 -11.057 35.116 -0.904 0.041 3.905 -17.725 -6.296 36.965 5 AA_A20G21:C41U42_AA A 20 ? A 42 ? A 21 ? A 41 ? 1 A G 6 1_555 A C 25 1_555 A A 7 1_555 A U 24 1_555 -0.498 -1.826 3.267 1.286 -8.620 35.646 -1.648 0.979 3.578 -13.828 -2.064 36.662 6 AA_G21A22:U40C41_AA A 21 ? A 41 ? A 22 ? A 40 ? 1 A A 7 1_555 A U 24 1_555 A G 10 1_555 A C 23 1_555 -2.250 -1.555 2.756 -5.001 -0.803 46.077 -1.916 2.485 2.996 -1.022 6.366 46.340 7 AA_A22G26:C39U40_AA A 22 ? A 40 ? A 26 ? A 39 ? 1 A G 10 1_555 A C 23 1_555 A A 11 1_555 A U 22 1_555 0.099 -2.035 2.772 -0.695 -4.778 28.889 -3.099 -0.330 3.058 -9.493 1.380 29.281 8 AA_G26A27:U38C39_AA A 26 ? A 39 ? A 27 ? A 38 ? 1 A A 11 1_555 A U 22 1_555 A G 12 1_555 A C 21 1_555 0.101 -1.652 2.731 -3.079 -6.423 31.388 -1.966 -0.669 2.979 -11.684 5.602 32.167 9 AA_A27G28:C37U38_AA A 27 ? A 38 ? A 28 ? A 37 ? 1 A G 12 1_555 A C 21 1_555 A C 13 1_555 A G 20 1_555 0.315 -1.508 3.125 4.288 -2.472 40.303 -1.905 0.011 3.224 -3.572 -6.194 40.593 10 AA_G28C29:G36C37_AA A 28 ? A 37 ? A 29 ? A 36 ? # loop_ _pdbx_nmr_spectrometer.spectrometer_id _pdbx_nmr_spectrometer.model _pdbx_nmr_spectrometer.manufacturer _pdbx_nmr_spectrometer.field_strength 1 VXR500 Varian 500 2 UNITYPLUS Varian 591 3 HOME-MADE 'HOME MADE' 750 # _atom_sites.entry_id 1AKX _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_