data_310D
# 
_entry.id   310D 
# 
_audit_conform.dict_name       mmcif_pdbx.dic 
_audit_conform.dict_version    5.389 
_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   310D         pdb_0000310d 10.2210/pdb310d/pdb 
RCSB  ARFS26       ?            ?                   
WWPDB D_1000178778 ?            ?                   
# 
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 1997-06-24 
2 'Structure model' 1 1 2008-05-22 
3 'Structure model' 1 2 2011-07-13 
4 'Structure model' 1 3 2020-06-24 
5 'Structure model' 1 4 2024-02-21 
6 'Structure model' 1 5 2024-04-03 
# 
_pdbx_audit_revision_details.ordinal             1 
_pdbx_audit_revision_details.revision_ordinal    1 
_pdbx_audit_revision_details.data_content_type   'Structure model' 
_pdbx_audit_revision_details.provider            repository 
_pdbx_audit_revision_details.type                'Initial release' 
_pdbx_audit_revision_details.description         ? 
_pdbx_audit_revision_details.details             ? 
# 
loop_
_pdbx_audit_revision_group.ordinal 
_pdbx_audit_revision_group.revision_ordinal 
_pdbx_audit_revision_group.data_content_type 
_pdbx_audit_revision_group.group 
1  2 'Structure model' 'Version format compliance' 
2  3 'Structure model' 'Version format compliance' 
3  4 'Structure model' 'Data collection'           
4  4 'Structure model' 'Database references'       
5  4 'Structure model' 'Derived calculations'      
6  4 'Structure model' 'Source and taxonomy'       
7  5 'Structure model' 'Data collection'           
8  5 'Structure model' 'Database references'       
9  5 'Structure model' 'Derived calculations'      
10 6 'Structure model' 'Refinement description'    
# 
loop_
_pdbx_audit_revision_category.ordinal 
_pdbx_audit_revision_category.revision_ordinal 
_pdbx_audit_revision_category.data_content_type 
_pdbx_audit_revision_category.category 
1  4 'Structure model' diffrn_source                 
2  4 'Structure model' entity_src_gen                
3  4 'Structure model' struct_conn                   
4  4 'Structure model' struct_ref                    
5  4 'Structure model' struct_ref_seq                
6  5 'Structure model' chem_comp_atom                
7  5 'Structure model' chem_comp_bond                
8  5 'Structure model' database_2                    
9  5 'Structure model' pdbx_struct_conn_angle        
10 5 'Structure model' struct_conn                   
11 5 'Structure model' struct_site                   
12 6 'Structure model' pdbx_initial_refinement_model 
# 
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' '_diffrn_source.pdbx_synchrotron_site'      
2  4 'Structure model' '_struct_conn.pdbx_leaving_atom_flag'       
3  5 'Structure model' '_database_2.pdbx_DOI'                      
4  5 'Structure model' '_database_2.pdbx_database_accession'       
5  5 'Structure model' '_pdbx_struct_conn_angle.ptnr1_auth_seq_id' 
6  5 'Structure model' '_pdbx_struct_conn_angle.ptnr1_symmetry'    
7  5 'Structure model' '_pdbx_struct_conn_angle.ptnr3_auth_seq_id' 
8  5 'Structure model' '_pdbx_struct_conn_angle.ptnr3_symmetry'    
9  5 'Structure model' '_pdbx_struct_conn_angle.value'             
10 5 'Structure model' '_struct_conn.pdbx_dist_value'              
11 5 'Structure model' '_struct_conn.ptnr1_auth_asym_id'           
12 5 'Structure model' '_struct_conn.ptnr1_auth_comp_id'           
13 5 'Structure model' '_struct_conn.ptnr1_auth_seq_id'            
14 5 'Structure model' '_struct_conn.ptnr1_label_asym_id'          
15 5 'Structure model' '_struct_conn.ptnr1_label_atom_id'          
16 5 'Structure model' '_struct_conn.ptnr1_label_comp_id'          
17 5 'Structure model' '_struct_conn.ptnr1_label_seq_id'           
18 5 'Structure model' '_struct_conn.ptnr2_auth_asym_id'           
19 5 'Structure model' '_struct_conn.ptnr2_auth_comp_id'           
20 5 'Structure model' '_struct_conn.ptnr2_auth_seq_id'            
21 5 'Structure model' '_struct_conn.ptnr2_label_asym_id'          
22 5 'Structure model' '_struct_conn.ptnr2_label_atom_id'          
23 5 'Structure model' '_struct_conn.ptnr2_label_comp_id'          
24 5 'Structure model' '_struct_conn.ptnr2_symmetry'               
25 5 'Structure model' '_struct_site.pdbx_auth_asym_id'            
26 5 'Structure model' '_struct_site.pdbx_auth_comp_id'            
27 5 'Structure model' '_struct_site.pdbx_auth_seq_id'             
# 
_pdbx_database_status.status_code                     REL 
_pdbx_database_status.entry_id                        310D 
_pdbx_database_status.recvd_initial_deposition_date   1996-05-25 
_pdbx_database_status.deposit_site                    NDB 
_pdbx_database_status.process_site                    NDB 
_pdbx_database_status.status_code_sf                  REL 
_pdbx_database_status.status_code_mr                  ? 
_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    ? 
# 
loop_
_audit_author.name 
_audit_author.pdbx_ordinal 
'Adamiak, D.A.'    1 
'Milecki, J.'      2 
'Adamiak, R.W.'    3 
'Dauter, Z.'       4 
'Rypniewski, W.R.' 5 
# 
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 
;Crystal structure of 2'-O-Me(CGCGCG)2, an RNA duplex at 1.30 A resolution. Hydration pattern of 2'-O-methylated RNA.
;
'Nucleic Acids Res.' 25 4599 4607 1997 NARHAD UK 0305-1048 0389 ? 9358171 10.1093/nar/25.22.4599 
1       
;Low Salt NMR Study of R(CGCGCG) and 2'-O-Me(CGCGCG) Reveals Structure of RNA Duplexes Containing Consecutive CG Base Pairs
;
'To be Published'    ?  ?    ?    ?    ?      ?  ?         0353 ? ?       ?                      
# 
loop_
_citation_author.citation_id 
_citation_author.name 
_citation_author.ordinal 
_citation_author.identifier_ORCID 
primary 'Adamiak, D.A.'    1  ? 
primary 'Milecki, J.'      2  ? 
primary 'Popenda, M.'      3  ? 
primary 'Adamiak, R.W.'    4  ? 
primary 'Dauter, Z.'       5  ? 
primary 'Rypniewski, W.R.' 6  ? 
1       'Popenda, M.'      7  ? 
1       'Biala, E.'        8  ? 
1       'Milecki, J.'      9  ? 
1       'Adamiak, R.W.'    10 ? 
# 
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     man 
;RNA (5'-R(*(OMC)P*(OMG)P*(OMC)P*(OMG)P*(OMC)P*(OMG))-3')
;
1990.361 2  ? ? ? ? 
2 non-polymer syn 'MAGNESIUM ION'                                            24.305   2  ? ? ? ? 
3 water       nat water                                                      18.015   44 ? ? ? ? 
# 
_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       '(OMC)(OMG)(OMC)(OMG)(OMC)(OMG)' 
_entity_poly.pdbx_seq_one_letter_code_can   CGCGCG 
_entity_poly.pdbx_strand_id                 A,B 
_entity_poly.pdbx_target_identifier         ? 
# 
loop_
_pdbx_entity_nonpoly.entity_id 
_pdbx_entity_nonpoly.name 
_pdbx_entity_nonpoly.comp_id 
2 'MAGNESIUM ION' MG  
3 water           HOH 
# 
loop_
_entity_poly_seq.entity_id 
_entity_poly_seq.num 
_entity_poly_seq.mon_id 
_entity_poly_seq.hetero 
1 1 OMC n 
1 2 OMG n 
1 3 OMC n 
1 4 OMG n 
1 5 OMC n 
1 6 OMG n 
# 
_entity_src_gen.entity_id                          1 
_entity_src_gen.pdbx_src_id                        1 
_entity_src_gen.pdbx_alt_source_flag               sample 
_entity_src_gen.pdbx_seq_type                      'Biological sequence' 
_entity_src_gen.pdbx_beg_seq_num                   1 
_entity_src_gen.pdbx_end_seq_num                   6 
_entity_src_gen.gene_src_common_name               ? 
_entity_src_gen.gene_src_genus                     ? 
_entity_src_gen.pdbx_gene_src_gene                 ? 
_entity_src_gen.gene_src_species                   ? 
_entity_src_gen.gene_src_strain                    ? 
_entity_src_gen.gene_src_tissue                    ? 
_entity_src_gen.gene_src_tissue_fraction           ? 
_entity_src_gen.gene_src_details                   ? 
_entity_src_gen.pdbx_gene_src_fragment             ? 
_entity_src_gen.pdbx_gene_src_scientific_name      'synthetic construct' 
_entity_src_gen.pdbx_gene_src_ncbi_taxonomy_id     32630 
_entity_src_gen.pdbx_gene_src_variant              ? 
_entity_src_gen.pdbx_gene_src_cell_line            ? 
_entity_src_gen.pdbx_gene_src_atcc                 ? 
_entity_src_gen.pdbx_gene_src_organ                ? 
_entity_src_gen.pdbx_gene_src_organelle            ? 
_entity_src_gen.pdbx_gene_src_cell                 ? 
_entity_src_gen.pdbx_gene_src_cellular_location    ? 
_entity_src_gen.host_org_common_name               ? 
_entity_src_gen.pdbx_host_org_scientific_name      ? 
_entity_src_gen.pdbx_host_org_ncbi_taxonomy_id     ? 
_entity_src_gen.host_org_genus                     ? 
_entity_src_gen.pdbx_host_org_gene                 ? 
_entity_src_gen.pdbx_host_org_organ                ? 
_entity_src_gen.host_org_species                   ? 
_entity_src_gen.pdbx_host_org_tissue               ? 
_entity_src_gen.pdbx_host_org_tissue_fraction      ? 
_entity_src_gen.pdbx_host_org_strain               ? 
_entity_src_gen.pdbx_host_org_variant              ? 
_entity_src_gen.pdbx_host_org_cell_line            ? 
_entity_src_gen.pdbx_host_org_atcc                 ? 
_entity_src_gen.pdbx_host_org_culture_collection   ? 
_entity_src_gen.pdbx_host_org_cell                 ? 
_entity_src_gen.pdbx_host_org_organelle            ? 
_entity_src_gen.pdbx_host_org_cellular_location    ? 
_entity_src_gen.pdbx_host_org_vector_type          ? 
_entity_src_gen.pdbx_host_org_vector               ? 
_entity_src_gen.host_org_details                   ? 
_entity_src_gen.expression_system_id               ? 
_entity_src_gen.plasmid_name                       ? 
_entity_src_gen.plasmid_details                    ? 
_entity_src_gen.pdbx_description                   ? 
# 
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 
HOH non-polymer   . WATER                                  ? 'H2 O'            18.015  
MG  non-polymer   . 'MAGNESIUM ION'                        ? 'Mg 2'            24.305  
OMC 'RNA linking' n "O2'-METHYLYCYTIDINE-5'-MONOPHOSPHATE" ? 'C10 H16 N3 O8 P' 337.223 
OMG 'RNA linking' n "O2'-METHYLGUANOSINE-5'-MONOPHOSPHATE" ? 'C11 H16 N5 O8 P' 377.247 
# 
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 OMC 1 1  1  OMC +C A . n 
A 1 2 OMG 2 2  2  OMG +G A . n 
A 1 3 OMC 3 3  3  OMC +C A . n 
A 1 4 OMG 4 4  4  OMG +G A . n 
A 1 5 OMC 5 5  5  OMC +C A . n 
A 1 6 OMG 6 6  6  OMG +G A . n 
B 1 1 OMC 1 7  7  OMC +C B . n 
B 1 2 OMG 2 8  8  OMG +G B . n 
B 1 3 OMC 3 9  9  OMC +C B . n 
B 1 4 OMG 4 10 10 OMG +G B . n 
B 1 5 OMC 5 11 11 OMC +C B . n 
B 1 6 OMG 6 12 12 OMG +G B . n 
# 
loop_
_pdbx_nonpoly_scheme.asym_id 
_pdbx_nonpoly_scheme.entity_id 
_pdbx_nonpoly_scheme.mon_id 
_pdbx_nonpoly_scheme.ndb_seq_num 
_pdbx_nonpoly_scheme.pdb_seq_num 
_pdbx_nonpoly_scheme.auth_seq_num 
_pdbx_nonpoly_scheme.pdb_mon_id 
_pdbx_nonpoly_scheme.auth_mon_id 
_pdbx_nonpoly_scheme.pdb_strand_id 
_pdbx_nonpoly_scheme.pdb_ins_code 
C 2 MG  1  14 14 MG  MG  A . 
D 2 MG  1  13 13 MG  MG  B . 
E 3 HOH 1  21 21 HOH HOH A . 
E 3 HOH 2  22 22 HOH HOH A . 
E 3 HOH 3  24 24 HOH HOH A . 
E 3 HOH 4  25 25 HOH HOH A . 
E 3 HOH 5  26 26 HOH HOH A . 
E 3 HOH 6  27 27 HOH HOH A . 
E 3 HOH 7  32 32 HOH HOH A . 
E 3 HOH 8  33 33 HOH HOH A . 
E 3 HOH 9  34 34 HOH HOH A . 
E 3 HOH 10 35 35 HOH HOH A . 
E 3 HOH 11 36 36 HOH HOH A . 
E 3 HOH 12 39 39 HOH HOH A . 
E 3 HOH 13 43 43 HOH HOH A . 
E 3 HOH 14 46 46 HOH HOH A . 
E 3 HOH 15 47 47 HOH HOH A . 
E 3 HOH 16 48 48 HOH HOH A . 
E 3 HOH 17 49 49 HOH HOH A . 
E 3 HOH 18 50 50 HOH HOH A . 
E 3 HOH 19 51 51 HOH HOH A . 
E 3 HOH 20 52 52 HOH HOH A . 
E 3 HOH 21 53 53 HOH HOH A . 
E 3 HOH 22 54 54 HOH HOH A . 
E 3 HOH 23 55 55 HOH HOH A . 
E 3 HOH 24 56 56 HOH HOH A . 
E 3 HOH 25 57 57 HOH HOH A . 
F 3 HOH 1  15 15 HOH HOH B . 
F 3 HOH 2  16 16 HOH HOH B . 
F 3 HOH 3  17 17 HOH HOH B . 
F 3 HOH 4  18 18 HOH HOH B . 
F 3 HOH 5  19 19 HOH HOH B . 
F 3 HOH 6  20 20 HOH HOH B . 
F 3 HOH 7  23 23 HOH HOH B . 
F 3 HOH 8  28 28 HOH HOH B . 
F 3 HOH 9  29 29 HOH HOH B . 
F 3 HOH 10 30 30 HOH HOH B . 
F 3 HOH 11 31 31 HOH HOH B . 
F 3 HOH 12 37 37 HOH HOH B . 
F 3 HOH 13 38 38 HOH HOH B . 
F 3 HOH 14 40 40 HOH HOH B . 
F 3 HOH 15 41 41 HOH HOH B . 
F 3 HOH 16 42 42 HOH HOH B . 
F 3 HOH 17 44 44 HOH HOH B . 
F 3 HOH 18 45 45 HOH HOH B . 
F 3 HOH 19 58 58 HOH HOH B . 
# 
loop_
_software.name 
_software.classification 
_software.version 
_software.citation_id 
_software.pdbx_ordinal 
AMoRE     phasing          . ? 1 
SHELXL-96 refinement       . ? 2 
DENZO     'data reduction' . ? 3 
SCALEPACK 'data scaling'   . ? 4 
# 
_cell.entry_id           310D 
_cell.length_a           26.270 
_cell.length_b           26.270 
_cell.length_c           160.900 
_cell.angle_alpha        90.00 
_cell.angle_beta         90.00 
_cell.angle_gamma        120.00 
_cell.Z_PDB              24 
_cell.pdbx_unique_axis   ? 
# 
_symmetry.entry_id                         310D 
_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          310D 
_exptl.method            'X-RAY DIFFRACTION' 
_exptl.crystals_number   1 
# 
_exptl_crystal.id                    1 
_exptl_crystal.density_meas          ? 
_exptl_crystal.density_Matthews      2.10 
_exptl_crystal.density_percent_sol   41.48 
_exptl_crystal.description           ? 
# 
_diffrn.id                     1 
_diffrn.ambient_temp           277.00 
_diffrn.ambient_temp_details   ? 
_diffrn.crystal_id             1 
# 
_diffrn_detector.diffrn_id              1 
_diffrn_detector.detector               'IMAGE PLATE' 
_diffrn_detector.type                   MARRESEARCH 
_diffrn_detector.pdbx_collection_date   1995-05-14 
_diffrn_detector.details                'SEGMENTED MIRROR' 
# 
_diffrn_radiation.diffrn_id                        1 
_diffrn_radiation.wavelength_id                    1 
_diffrn_radiation.pdbx_monochromatic_or_laue_m_l   M 
_diffrn_radiation.monochromator                    'TRIANGULAR GE CRYSTAL' 
_diffrn_radiation.pdbx_diffrn_protocol             ? 
_diffrn_radiation.pdbx_scattering_type             x-ray 
# 
_diffrn_radiation_wavelength.id           1 
_diffrn_radiation_wavelength.wavelength   . 
_diffrn_radiation_wavelength.wt           1.0 
# 
_diffrn_source.diffrn_id                   1 
_diffrn_source.source                      SYNCHROTRON 
_diffrn_source.type                        'EMBL/DESY, HAMBURG BEAMLINE BW7B' 
_diffrn_source.pdbx_synchrotron_site       'EMBL/DESY, HAMBURG' 
_diffrn_source.pdbx_synchrotron_beamline   BW7B 
_diffrn_source.pdbx_wavelength             ? 
_diffrn_source.pdbx_wavelength_list        ? 
# 
_reflns.entry_id                     310D 
_reflns.observed_criterion_sigma_I   ? 
_reflns.observed_criterion_sigma_F   ? 
_reflns.d_resolution_low             8.000 
_reflns.d_resolution_high            1.300 
_reflns.number_obs                   8165 
_reflns.number_all                   ? 
_reflns.percent_possible_obs         95.300 
_reflns.pdbx_Rmerge_I_obs            0.07 
_reflns.pdbx_Rsym_value              ? 
_reflns.pdbx_netI_over_sigmaI        32.0000 
_reflns.B_iso_Wilson_estimate        ? 
_reflns.pdbx_redundancy              11.00 
_reflns.pdbx_diffrn_id               1 
_reflns.pdbx_ordinal                 1 
# 
_reflns_shell.d_res_high             1.300 
_reflns_shell.d_res_low              1.320 
_reflns_shell.percent_possible_all   91.90 
_reflns_shell.Rmerge_I_obs           0.444 
_reflns_shell.pdbx_Rsym_value        ? 
_reflns_shell.meanI_over_sigI_obs    3.200 
_reflns_shell.pdbx_redundancy        3.700 
_reflns_shell.pdbx_diffrn_id         ? 
_reflns_shell.pdbx_ordinal           1 
# 
_refine.entry_id                                 310D 
_refine.ls_number_reflns_obs                     8165 
_refine.ls_number_reflns_all                     8165 
_refine.pdbx_ls_sigma_I                          ? 
_refine.pdbx_ls_sigma_F                          0.000 
_refine.pdbx_data_cutoff_high_absF               ? 
_refine.pdbx_data_cutoff_low_absF                ? 
_refine.pdbx_data_cutoff_high_rms_absF           ? 
_refine.ls_d_res_low                             8.000 
_refine.ls_d_res_high                            1.300 
_refine.ls_percent_reflns_obs                    95.300 
_refine.ls_R_factor_obs                          0.172 
_refine.ls_R_factor_all                          ? 
_refine.ls_R_factor_R_work                       ? 
_refine.ls_R_factor_R_free                       ? 
_refine.ls_R_factor_R_free_error                 ? 
_refine.ls_R_factor_R_free_error_details         ? 
_refine.ls_percent_reflns_R_free                 ? 
_refine.ls_number_reflns_R_free                  ? 
_refine.ls_number_parameters                     2778 
_refine.ls_number_restraints                     3275 
_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                    'MOEWS, KRETSINGER, J.MOL.BIOL. 91(1973)201' 
_refine.solvent_model_param_ksol                 ? 
_refine.solvent_model_param_bsol                 ? 
_refine.pdbx_ls_cross_valid_method               ? 
_refine.details                                  ? 
_refine.pdbx_starting_model                      ARN035 
_refine.pdbx_method_to_determine_struct          'MOLECULAR REPLACEMENT' 
_refine.pdbx_isotropic_thermal_model             ? 
_refine.pdbx_stereochemistry_target_values       'CCP4 DICTIONARY' 
_refine.pdbx_stereochem_target_val_spec_case     ? 
_refine.pdbx_R_Free_selection_details            ? 
_refine.pdbx_overall_ESU_R                       ? 
_refine.pdbx_overall_ESU_R_Free                  ? 
_refine.overall_SU_ML                            ? 
_refine.overall_SU_B                             ? 
_refine.pdbx_refine_id                           'X-RAY DIFFRACTION' 
_refine.pdbx_diffrn_id                           1 
_refine.pdbx_TLS_residual_ADP_flag               ? 
_refine.correlation_coeff_Fo_to_Fc               ? 
_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_overall_phase_error                 ? 
_refine.overall_SU_R_Cruickshank_DPI             ? 
_refine.pdbx_overall_SU_R_free_Cruickshank_DPI   ? 
_refine.pdbx_overall_SU_R_Blow_DPI               ? 
_refine.pdbx_overall_SU_R_free_Blow_DPI          ? 
# 
_refine_analyze.entry_id                        310D 
_refine_analyze.Luzzati_coordinate_error_obs    ? 
_refine_analyze.Luzzati_sigma_a_obs             ? 
_refine_analyze.Luzzati_d_res_low_obs           ? 
_refine_analyze.Luzzati_coordinate_error_free   ? 
_refine_analyze.Luzzati_sigma_a_free            ? 
_refine_analyze.Luzzati_d_res_low_free          ? 
_refine_analyze.number_disordered_residues      0 
_refine_analyze.occupancy_sum_hydrogen          295.00 
_refine_analyze.occupancy_sum_non_hydrogen      154.00 
_refine_analyze.pdbx_refine_id                  'X-RAY DIFFRACTION' 
# 
_refine_hist.pdbx_refine_id                   'X-RAY DIFFRACTION' 
_refine_hist.cycle_id                         LAST 
_refine_hist.pdbx_number_atoms_protein        0 
_refine_hist.pdbx_number_atoms_nucleic_acid   370 
_refine_hist.pdbx_number_atoms_ligand         50 
_refine_hist.number_atoms_solvent             44 
_refine_hist.number_atoms_total               464 
_refine_hist.d_res_high                       1.300 
_refine_hist.d_res_low                        8.000 
# 
loop_
_refine_ls_restr.type 
_refine_ls_restr.dev_ideal 
_refine_ls_restr.dev_ideal_target 
_refine_ls_restr.weight 
_refine_ls_restr.number 
_refine_ls_restr.pdbx_refine_id 
_refine_ls_restr.pdbx_restraint_function 
s_bond_d               0.025 ? ? ? 'X-RAY DIFFRACTION' ? 
s_angle_d              0.000 ? ? ? 'X-RAY DIFFRACTION' ? 
s_similar_dist         0.000 ? ? ? 'X-RAY DIFFRACTION' ? 
s_from_restr_planes    0.098 ? ? ? 'X-RAY DIFFRACTION' ? 
s_zero_chiral_vol      0.000 ? ? ? 'X-RAY DIFFRACTION' ? 
s_non_zero_chiral_vol  0.000 ? ? ? 'X-RAY DIFFRACTION' ? 
s_anti_bump_dis_restr  0.009 ? ? ? 'X-RAY DIFFRACTION' ? 
s_rigid_bond_adp_cmpnt 0.004 ? ? ? 'X-RAY DIFFRACTION' ? 
s_similar_adp_cmpnt    0.032 ? ? ? 'X-RAY DIFFRACTION' ? 
s_approx_iso_adps      0.085 ? ? ? 'X-RAY DIFFRACTION' ? 
# 
_pdbx_refine.entry_id                                    310D 
_pdbx_refine.R_factor_all_no_cutoff                      ? 
_pdbx_refine.R_factor_obs_no_cutoff                      0.172 
_pdbx_refine.free_R_factor_no_cutoff                     ? 
_pdbx_refine.free_R_val_test_set_size_perc_no_cutoff     ? 
_pdbx_refine.free_R_val_test_set_ct_no_cutoff            ? 
_pdbx_refine.R_factor_all_4sig_cutoff                    ? 
_pdbx_refine.R_factor_obs_4sig_cutoff                    0.163 
_pdbx_refine.free_R_factor_4sig_cutoff                   ? 
_pdbx_refine.free_R_val_test_set_size_perc_4sig_cutoff   ? 
_pdbx_refine.free_R_val_test_set_ct_4sig_cutoff          ? 
_pdbx_refine.number_reflns_obs_4sig_cutoff               6979 
_pdbx_refine.pdbx_refine_id                              'X-RAY DIFFRACTION' 
_pdbx_refine.free_R_error_no_cutoff                      ? 
# 
_database_PDB_matrix.entry_id          310D 
_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                  310D 
_struct.title                     
;Crystal structure of 2'-O-Me(CGCGCG)2: an RNA duplex at 1.3 A resolution. Hydration pattern of 2'-O-methylated RNA
;
_struct.pdbx_model_details        ? 
_struct.pdbx_CASP_flag            ? 
_struct.pdbx_model_type_details   ? 
# 
_struct_keywords.entry_id        310D 
_struct_keywords.pdbx_keywords   RNA 
_struct_keywords.text            'A-RNA, DOUBLE HELIX, MODIFIED, 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 1 ? 
C N N 2 ? 
D N N 2 ? 
E N N 3 ? 
F N N 3 ? 
# 
_struct_ref.id                         1 
_struct_ref.db_name                    PDB 
_struct_ref.db_code                    310D 
_struct_ref.pdbx_db_accession          310D 
_struct_ref.pdbx_db_isoform            ? 
_struct_ref.entity_id                  1 
_struct_ref.pdbx_seq_one_letter_code   ? 
_struct_ref.pdbx_align_begin           1 
# 
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 310D A 1 ? 6 ? 310D 1 ? 6  ? 1 6  
2 1 310D B 1 ? 6 ? 310D 7 ? 12 ? 7 12 
# 
_pdbx_struct_assembly.id                   1 
_pdbx_struct_assembly.details              author_defined_assembly 
_pdbx_struct_assembly.method_details       ? 
_pdbx_struct_assembly.oligomeric_details   dimeric 
_pdbx_struct_assembly.oligomeric_count     2 
# 
_pdbx_struct_assembly_gen.assembly_id       1 
_pdbx_struct_assembly_gen.oper_expression   1 
_pdbx_struct_assembly_gen.asym_id_list      A,B,C,D,E,F 
# 
_pdbx_struct_oper_list.id                   1 
_pdbx_struct_oper_list.type                 'identity operation' 
_pdbx_struct_oper_list.name                 1_555 
_pdbx_struct_oper_list.symmetry_operation   x,y,z 
_pdbx_struct_oper_list.matrix[1][1]         1.0000000000 
_pdbx_struct_oper_list.matrix[1][2]         0.0000000000 
_pdbx_struct_oper_list.matrix[1][3]         0.0000000000 
_pdbx_struct_oper_list.vector[1]            0.0000000000 
_pdbx_struct_oper_list.matrix[2][1]         0.0000000000 
_pdbx_struct_oper_list.matrix[2][2]         1.0000000000 
_pdbx_struct_oper_list.matrix[2][3]         0.0000000000 
_pdbx_struct_oper_list.vector[2]            0.0000000000 
_pdbx_struct_oper_list.matrix[3][1]         0.0000000000 
_pdbx_struct_oper_list.matrix[3][2]         0.0000000000 
_pdbx_struct_oper_list.matrix[3][3]         1.0000000000 
_pdbx_struct_oper_list.vector[3]            0.0000000000 
# 
_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 OMC 1 "O3'" ? ? ? 1_555 A OMG 2 P  ? ? A OMC 1  A OMG 2  1_555  ? ? ? ? ? ? ?            1.619 ? ? 
covale2  covale both ? A OMG 2 "O3'" ? ? ? 1_555 A OMC 3 P  ? ? A OMG 2  A OMC 3  1_555  ? ? ? ? ? ? ?            1.601 ? ? 
covale3  covale both ? A OMC 3 "O3'" ? ? ? 1_555 A OMG 4 P  ? ? A OMC 3  A OMG 4  1_555  ? ? ? ? ? ? ?            1.633 ? ? 
covale4  covale both ? A OMG 4 "O3'" ? ? ? 1_555 A OMC 5 P  ? ? A OMG 4  A OMC 5  1_555  ? ? ? ? ? ? ?            1.623 ? ? 
covale5  covale both ? A OMC 5 "O3'" ? ? ? 1_555 A OMG 6 P  ? ? A OMC 5  A OMG 6  1_555  ? ? ? ? ? ? ?            1.582 ? ? 
covale6  covale both ? B OMC 1 "O3'" ? ? ? 1_555 B OMG 2 P  ? ? B OMC 7  B OMG 8  1_555  ? ? ? ? ? ? ?            1.612 ? ? 
covale7  covale both ? B OMG 2 "O3'" ? ? ? 1_555 B OMC 3 P  ? ? B OMG 8  B OMC 9  1_555  ? ? ? ? ? ? ?            1.639 ? ? 
covale8  covale both ? B OMC 3 "O3'" ? ? ? 1_555 B OMG 4 P  ? ? B OMC 9  B OMG 10 1_555  ? ? ? ? ? ? ?            1.624 ? ? 
covale9  covale both ? B OMG 4 "O3'" ? ? ? 1_555 B OMC 5 P  ? ? B OMG 10 B OMC 11 1_555  ? ? ? ? ? ? ?            1.641 ? ? 
covale10 covale both ? B OMC 5 "O3'" ? ? ? 1_555 B OMG 6 P  ? ? B OMC 11 B OMG 12 1_555  ? ? ? ? ? ? ?            1.593 ? ? 
metalc1  metalc ?    ? A OMG 2 OP1   ? ? ? 1_555 C MG  . MG ? ? A OMG 2  A MG  14 1_555  ? ? ? ? ? ? ?            2.170 ? ? 
metalc2  metalc ?    ? C MG  . MG    ? ? ? 1_555 E HOH . O  ? ? A MG  14 A HOH 53 1_555  ? ? ? ? ? ? ?            2.217 ? ? 
metalc3  metalc ?    ? C MG  . MG    ? ? ? 1_555 E HOH . O  ? ? A MG  14 A HOH 54 1_555  ? ? ? ? ? ? ?            2.319 ? ? 
metalc4  metalc ?    ? C MG  . MG    ? ? ? 1_555 E HOH . O  ? ? A MG  14 A HOH 55 1_555  ? ? ? ? ? ? ?            2.136 ? ? 
metalc5  metalc ?    ? C MG  . MG    ? ? ? 1_555 E HOH . O  ? ? A MG  14 A HOH 56 1_555  ? ? ? ? ? ? ?            2.134 ? ? 
metalc6  metalc ?    ? C MG  . MG    ? ? ? 1_555 E HOH . O  ? ? A MG  14 A HOH 57 10_665 ? ? ? ? ? ? ?            1.923 ? ? 
metalc7  metalc ?    ? B OMC 5 OP1   ? ? ? 1_555 D MG  . MG ? ? B OMC 11 B MG  13 1_555  ? ? ? ? ? ? ?            2.176 ? ? 
metalc8  metalc ?    ? D MG  . MG    ? ? ? 1_555 F HOH . O  ? ? B MG  13 B HOH 15 1_555  ? ? ? ? ? ? ?            1.943 ? ? 
metalc9  metalc ?    ? D MG  . MG    ? ? ? 1_555 F HOH . O  ? ? B MG  13 B HOH 16 1_555  ? ? ? ? ? ? ?            2.144 ? ? 
hydrog1  hydrog ?    ? A OMC 1 N3    ? ? ? 1_555 B OMG 6 N1 ? ? A OMC 1  B OMG 12 1_555  ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog2  hydrog ?    ? A OMC 1 N4    ? ? ? 1_555 B OMG 6 O6 ? ? A OMC 1  B OMG 12 1_555  ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog3  hydrog ?    ? A OMC 1 O2    ? ? ? 1_555 B OMG 6 N2 ? ? A OMC 1  B OMG 12 1_555  ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog4  hydrog ?    ? A OMG 2 N1    ? ? ? 1_555 B OMC 5 N3 ? ? A OMG 2  B OMC 11 1_555  ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog5  hydrog ?    ? A OMG 2 N2    ? ? ? 1_555 B OMC 5 O2 ? ? A OMG 2  B OMC 11 1_555  ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog6  hydrog ?    ? A OMG 2 O6    ? ? ? 1_555 B OMC 5 N4 ? ? A OMG 2  B OMC 11 1_555  ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog7  hydrog ?    ? A OMC 3 N3    ? ? ? 1_555 B OMG 4 N1 ? ? A OMC 3  B OMG 10 1_555  ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog8  hydrog ?    ? A OMC 3 N4    ? ? ? 1_555 B OMG 4 O6 ? ? A OMC 3  B OMG 10 1_555  ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog9  hydrog ?    ? A OMC 3 O2    ? ? ? 1_555 B OMG 4 N2 ? ? A OMC 3  B OMG 10 1_555  ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog10 hydrog ?    ? A OMG 4 N1    ? ? ? 1_555 B OMC 3 N3 ? ? A OMG 4  B OMC 9  1_555  ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog11 hydrog ?    ? A OMG 4 N2    ? ? ? 1_555 B OMC 3 O2 ? ? A OMG 4  B OMC 9  1_555  ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog12 hydrog ?    ? A OMG 4 O6    ? ? ? 1_555 B OMC 3 N4 ? ? A OMG 4  B OMC 9  1_555  ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog13 hydrog ?    ? A OMC 5 N3    ? ? ? 1_555 B OMG 2 N1 ? ? A OMC 5  B OMG 8  1_555  ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog14 hydrog ?    ? A OMC 5 N4    ? ? ? 1_555 B OMG 2 O6 ? ? A OMC 5  B OMG 8  1_555  ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog15 hydrog ?    ? A OMC 5 O2    ? ? ? 1_555 B OMG 2 N2 ? ? A OMC 5  B OMG 8  1_555  ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog16 hydrog ?    ? A OMG 6 N1    ? ? ? 1_555 B OMC 1 N3 ? ? A OMG 6  B OMC 7  1_555  ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog17 hydrog ?    ? A OMG 6 N2    ? ? ? 1_555 B OMC 1 O2 ? ? A OMG 6  B OMC 7  1_555  ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
hydrog18 hydrog ?    ? A OMG 6 O6    ? ? ? 1_555 B OMC 1 N4 ? ? A OMG 6  B OMC 7  1_555  ? ? ? ? ? ? WATSON-CRICK ?     ? ? 
# 
loop_
_struct_conn_type.id 
_struct_conn_type.criteria 
_struct_conn_type.reference 
covale ? ? 
metalc ? ? 
hydrog ? ? 
# 
loop_
_pdbx_struct_conn_angle.id 
_pdbx_struct_conn_angle.ptnr1_label_atom_id 
_pdbx_struct_conn_angle.ptnr1_label_alt_id 
_pdbx_struct_conn_angle.ptnr1_label_asym_id 
_pdbx_struct_conn_angle.ptnr1_label_comp_id 
_pdbx_struct_conn_angle.ptnr1_label_seq_id 
_pdbx_struct_conn_angle.ptnr1_auth_atom_id 
_pdbx_struct_conn_angle.ptnr1_auth_asym_id 
_pdbx_struct_conn_angle.ptnr1_auth_comp_id 
_pdbx_struct_conn_angle.ptnr1_auth_seq_id 
_pdbx_struct_conn_angle.ptnr1_PDB_ins_code 
_pdbx_struct_conn_angle.ptnr1_symmetry 
_pdbx_struct_conn_angle.ptnr2_label_atom_id 
_pdbx_struct_conn_angle.ptnr2_label_alt_id 
_pdbx_struct_conn_angle.ptnr2_label_asym_id 
_pdbx_struct_conn_angle.ptnr2_label_comp_id 
_pdbx_struct_conn_angle.ptnr2_label_seq_id 
_pdbx_struct_conn_angle.ptnr2_auth_atom_id 
_pdbx_struct_conn_angle.ptnr2_auth_asym_id 
_pdbx_struct_conn_angle.ptnr2_auth_comp_id 
_pdbx_struct_conn_angle.ptnr2_auth_seq_id 
_pdbx_struct_conn_angle.ptnr2_PDB_ins_code 
_pdbx_struct_conn_angle.ptnr2_symmetry 
_pdbx_struct_conn_angle.ptnr3_label_atom_id 
_pdbx_struct_conn_angle.ptnr3_label_alt_id 
_pdbx_struct_conn_angle.ptnr3_label_asym_id 
_pdbx_struct_conn_angle.ptnr3_label_comp_id 
_pdbx_struct_conn_angle.ptnr3_label_seq_id 
_pdbx_struct_conn_angle.ptnr3_auth_atom_id 
_pdbx_struct_conn_angle.ptnr3_auth_asym_id 
_pdbx_struct_conn_angle.ptnr3_auth_comp_id 
_pdbx_struct_conn_angle.ptnr3_auth_seq_id 
_pdbx_struct_conn_angle.ptnr3_PDB_ins_code 
_pdbx_struct_conn_angle.ptnr3_symmetry 
_pdbx_struct_conn_angle.value 
_pdbx_struct_conn_angle.value_esd 
1  OP1 ? A OMG 2 ? A OMG 2  ? 1_555 MG ? C MG . ? A MG 14 ? 1_555 O ? E HOH . ? A HOH 53 ? 1_555  80.2  ? 
2  OP1 ? A OMG 2 ? A OMG 2  ? 1_555 MG ? C MG . ? A MG 14 ? 1_555 O ? E HOH . ? A HOH 54 ? 1_555  92.9  ? 
3  O   ? E HOH . ? A HOH 53 ? 1_555 MG ? C MG . ? A MG 14 ? 1_555 O ? E HOH . ? A HOH 54 ? 1_555  148.4 ? 
4  OP1 ? A OMG 2 ? A OMG 2  ? 1_555 MG ? C MG . ? A MG 14 ? 1_555 O ? E HOH . ? A HOH 55 ? 1_555  95.7  ? 
5  O   ? E HOH . ? A HOH 53 ? 1_555 MG ? C MG . ? A MG 14 ? 1_555 O ? E HOH . ? A HOH 55 ? 1_555  95.2  ? 
6  O   ? E HOH . ? A HOH 54 ? 1_555 MG ? C MG . ? A MG 14 ? 1_555 O ? E HOH . ? A HOH 55 ? 1_555  116.2 ? 
7  OP1 ? A OMG 2 ? A OMG 2  ? 1_555 MG ? C MG . ? A MG 14 ? 1_555 O ? E HOH . ? A HOH 56 ? 1_555  78.1  ? 
8  O   ? E HOH . ? A HOH 53 ? 1_555 MG ? C MG . ? A MG 14 ? 1_555 O ? E HOH . ? A HOH 56 ? 1_555  91.2  ? 
9  O   ? E HOH . ? A HOH 54 ? 1_555 MG ? C MG . ? A MG 14 ? 1_555 O ? E HOH . ? A HOH 56 ? 1_555  57.2  ? 
10 O   ? E HOH . ? A HOH 55 ? 1_555 MG ? C MG . ? A MG 14 ? 1_555 O ? E HOH . ? A HOH 56 ? 1_555  170.2 ? 
11 OP1 ? A OMG 2 ? A OMG 2  ? 1_555 MG ? C MG . ? A MG 14 ? 1_555 O ? E HOH . ? A HOH 57 ? 10_665 160.8 ? 
12 O   ? E HOH . ? A HOH 53 ? 1_555 MG ? C MG . ? A MG 14 ? 1_555 O ? E HOH . ? A HOH 57 ? 10_665 116.9 ? 
13 O   ? E HOH . ? A HOH 54 ? 1_555 MG ? C MG . ? A MG 14 ? 1_555 O ? E HOH . ? A HOH 57 ? 10_665 76.9  ? 
14 O   ? E HOH . ? A HOH 55 ? 1_555 MG ? C MG . ? A MG 14 ? 1_555 O ? E HOH . ? A HOH 57 ? 10_665 75.0  ? 
15 O   ? E HOH . ? A HOH 56 ? 1_555 MG ? C MG . ? A MG 14 ? 1_555 O ? E HOH . ? A HOH 57 ? 10_665 108.6 ? 
16 OP1 ? B OMC 5 ? B OMC 11 ? 1_555 MG ? D MG . ? B MG 13 ? 1_555 O ? F HOH . ? B HOH 15 ? 1_555  90.8  ? 
17 OP1 ? B OMC 5 ? B OMC 11 ? 1_555 MG ? D MG . ? B MG 13 ? 1_555 O ? F HOH . ? B HOH 16 ? 1_555  89.9  ? 
18 O   ? F HOH . ? B HOH 15 ? 1_555 MG ? D MG . ? B MG 13 ? 1_555 O ? F HOH . ? B HOH 16 ? 1_555  89.3  ? 
# 
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 B MG 13 ? 6 'BINDING SITE FOR RESIDUE MG B 13' 
AC2 Software A MG 14 ? 6 'BINDING SITE FOR RESIDUE MG A 14' 
# 
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 6 OMC B 5 ? OMC B 11 . ? 1_555  ? 
2  AC1 6 OMC B 5 ? OMC B 11 . ? 9_765  ? 
3  AC1 6 HOH F . ? HOH B 15 . ? 9_765  ? 
4  AC1 6 HOH F . ? HOH B 15 . ? 1_555  ? 
5  AC1 6 HOH F . ? HOH B 16 . ? 9_765  ? 
6  AC1 6 HOH F . ? HOH B 16 . ? 1_555  ? 
7  AC2 6 OMG A 2 ? OMG A 2  . ? 1_555  ? 
8  AC2 6 HOH E . ? HOH A 53 . ? 1_555  ? 
9  AC2 6 HOH E . ? HOH A 54 . ? 1_555  ? 
10 AC2 6 HOH E . ? HOH A 55 . ? 1_555  ? 
11 AC2 6 HOH E . ? HOH A 56 . ? 1_555  ? 
12 AC2 6 HOH E . ? HOH A 57 . ? 10_665 ? 
# 
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 OMC 1 A OMC 1  ? C "O2'-METHYLYCYTIDINE-5'-MONOPHOSPHATE" 
2  A OMG 2 A OMG 2  ? G "O2'-METHYLGUANOSINE-5'-MONOPHOSPHATE" 
3  A OMC 3 A OMC 3  ? C "O2'-METHYLYCYTIDINE-5'-MONOPHOSPHATE" 
4  A OMG 4 A OMG 4  ? G "O2'-METHYLGUANOSINE-5'-MONOPHOSPHATE" 
5  A OMC 5 A OMC 5  ? C "O2'-METHYLYCYTIDINE-5'-MONOPHOSPHATE" 
6  A OMG 6 A OMG 6  ? G "O2'-METHYLGUANOSINE-5'-MONOPHOSPHATE" 
7  B OMC 1 B OMC 7  ? C "O2'-METHYLYCYTIDINE-5'-MONOPHOSPHATE" 
8  B OMG 2 B OMG 8  ? G "O2'-METHYLGUANOSINE-5'-MONOPHOSPHATE" 
9  B OMC 3 B OMC 9  ? C "O2'-METHYLYCYTIDINE-5'-MONOPHOSPHATE" 
10 B OMG 4 B OMG 10 ? G "O2'-METHYLGUANOSINE-5'-MONOPHOSPHATE" 
11 B OMC 5 B OMC 11 ? C "O2'-METHYLYCYTIDINE-5'-MONOPHOSPHATE" 
12 B OMG 6 B OMG 12 ? G "O2'-METHYLGUANOSINE-5'-MONOPHOSPHATE" 
# 
loop_
_pdbx_struct_special_symmetry.id 
_pdbx_struct_special_symmetry.PDB_model_num 
_pdbx_struct_special_symmetry.auth_asym_id 
_pdbx_struct_special_symmetry.auth_comp_id 
_pdbx_struct_special_symmetry.auth_seq_id 
_pdbx_struct_special_symmetry.PDB_ins_code 
_pdbx_struct_special_symmetry.label_asym_id 
_pdbx_struct_special_symmetry.label_comp_id 
_pdbx_struct_special_symmetry.label_seq_id 
1 1 B MG  13 ? D MG  . 
2 1 A HOH 22 ? E HOH . 
3 1 A HOH 33 ? E HOH . 
4 1 B HOH 23 ? F HOH . 
# 
loop_
_chem_comp_atom.comp_id 
_chem_comp_atom.atom_id 
_chem_comp_atom.type_symbol 
_chem_comp_atom.pdbx_aromatic_flag 
_chem_comp_atom.pdbx_stereo_config 
_chem_comp_atom.pdbx_ordinal 
HOH O      O  N N 1  
HOH H1     H  N N 2  
HOH H2     H  N N 3  
MG  MG     MG N N 4  
OMC N1     N  N N 5  
OMC C2     C  N N 6  
OMC N3     N  N N 7  
OMC C4     C  N N 8  
OMC C5     C  N N 9  
OMC C6     C  N N 10 
OMC O2     O  N N 11 
OMC N4     N  N N 12 
OMC "C1'"  C  N R 13 
OMC "C2'"  C  N R 14 
OMC "O2'"  O  N N 15 
OMC CM2    C  N N 16 
OMC "C3'"  C  N R 17 
OMC "C4'"  C  N R 18 
OMC "O4'"  O  N N 19 
OMC "O3'"  O  N N 20 
OMC "C5'"  C  N N 21 
OMC "O5'"  O  N N 22 
OMC P      P  N N 23 
OMC OP1    O  N N 24 
OMC OP2    O  N N 25 
OMC OP3    O  N N 26 
OMC H5     H  N N 27 
OMC H6     H  N N 28 
OMC HN41   H  N N 29 
OMC HN42   H  N N 30 
OMC "H1'"  H  N N 31 
OMC "H2'"  H  N N 32 
OMC HM21   H  N N 33 
OMC HM22   H  N N 34 
OMC HM23   H  N N 35 
OMC "H3'"  H  N N 36 
OMC "H4'"  H  N N 37 
OMC "HO3'" H  N N 38 
OMC "H5'"  H  N N 39 
OMC "H5''" H  N N 40 
OMC HOP2   H  N N 41 
OMC HOP3   H  N N 42 
OMG P      P  N N 43 
OMG OP1    O  N N 44 
OMG OP2    O  N N 45 
OMG OP3    O  N N 46 
OMG "O5'"  O  N N 47 
OMG "C5'"  C  N N 48 
OMG "C4'"  C  N R 49 
OMG "O4'"  O  N N 50 
OMG "C3'"  C  N R 51 
OMG "O3'"  O  N N 52 
OMG "C2'"  C  N R 53 
OMG "O2'"  O  N N 54 
OMG CM2    C  N N 55 
OMG "C1'"  C  N R 56 
OMG N9     N  Y N 57 
OMG C8     C  Y N 58 
OMG N7     N  Y N 59 
OMG C5     C  Y N 60 
OMG C6     C  N N 61 
OMG O6     O  N N 62 
OMG N1     N  N N 63 
OMG C2     C  N N 64 
OMG N2     N  N N 65 
OMG N3     N  N N 66 
OMG C4     C  Y N 67 
OMG HOP2   H  N N 68 
OMG HOP3   H  N N 69 
OMG "H5'"  H  N N 70 
OMG "H5''" H  N N 71 
OMG "H4'"  H  N N 72 
OMG "H3'"  H  N N 73 
OMG "HO3'" H  N N 74 
OMG "H2'"  H  N N 75 
OMG HM21   H  N N 76 
OMG HM22   H  N N 77 
OMG HM23   H  N N 78 
OMG "H1'"  H  N N 79 
OMG H8     H  N N 80 
OMG HN1    H  N N 81 
OMG HN21   H  N N 82 
OMG HN22   H  N N 83 
# 
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 
HOH O     H1     sing N N 1  
HOH O     H2     sing N N 2  
OMC N1    C2     sing N N 3  
OMC N1    C6     sing N N 4  
OMC N1    "C1'"  sing N N 5  
OMC C2    N3     sing N N 6  
OMC C2    O2     doub N N 7  
OMC N3    C4     doub N N 8  
OMC C4    C5     sing N N 9  
OMC C4    N4     sing N N 10 
OMC C5    C6     doub N N 11 
OMC C5    H5     sing N N 12 
OMC C6    H6     sing N N 13 
OMC N4    HN41   sing N N 14 
OMC N4    HN42   sing N N 15 
OMC "C1'" "C2'"  sing N N 16 
OMC "C1'" "O4'"  sing N N 17 
OMC "C1'" "H1'"  sing N N 18 
OMC "C2'" "O2'"  sing N N 19 
OMC "C2'" "C3'"  sing N N 20 
OMC "C2'" "H2'"  sing N N 21 
OMC "O2'" CM2    sing N N 22 
OMC CM2   HM21   sing N N 23 
OMC CM2   HM22   sing N N 24 
OMC CM2   HM23   sing N N 25 
OMC "C3'" "C4'"  sing N N 26 
OMC "C3'" "O3'"  sing N N 27 
OMC "C3'" "H3'"  sing N N 28 
OMC "C4'" "O4'"  sing N N 29 
OMC "C4'" "C5'"  sing N N 30 
OMC "C4'" "H4'"  sing N N 31 
OMC "O3'" "HO3'" sing N N 32 
OMC "C5'" "O5'"  sing N N 33 
OMC "C5'" "H5'"  sing N N 34 
OMC "C5'" "H5''" sing N N 35 
OMC "O5'" P      sing N N 36 
OMC P     OP1    doub N N 37 
OMC P     OP2    sing N N 38 
OMC P     OP3    sing N N 39 
OMC OP2   HOP2   sing N N 40 
OMC OP3   HOP3   sing N N 41 
OMG P     OP1    doub N N 42 
OMG P     OP2    sing N N 43 
OMG P     OP3    sing N N 44 
OMG P     "O5'"  sing N N 45 
OMG OP2   HOP2   sing N N 46 
OMG OP3   HOP3   sing N N 47 
OMG "O5'" "C5'"  sing N N 48 
OMG "C5'" "C4'"  sing N N 49 
OMG "C5'" "H5'"  sing N N 50 
OMG "C5'" "H5''" sing N N 51 
OMG "C4'" "O4'"  sing N N 52 
OMG "C4'" "C3'"  sing N N 53 
OMG "C4'" "H4'"  sing N N 54 
OMG "O4'" "C1'"  sing N N 55 
OMG "C3'" "O3'"  sing N N 56 
OMG "C3'" "C2'"  sing N N 57 
OMG "C3'" "H3'"  sing N N 58 
OMG "O3'" "HO3'" sing N N 59 
OMG "C2'" "O2'"  sing N N 60 
OMG "C2'" "C1'"  sing N N 61 
OMG "C2'" "H2'"  sing N N 62 
OMG "O2'" CM2    sing N N 63 
OMG CM2   HM21   sing N N 64 
OMG CM2   HM22   sing N N 65 
OMG CM2   HM23   sing N N 66 
OMG "C1'" N9     sing N N 67 
OMG "C1'" "H1'"  sing N N 68 
OMG N9    C8     sing Y N 69 
OMG N9    C4     sing Y N 70 
OMG C8    N7     doub Y N 71 
OMG C8    H8     sing N N 72 
OMG N7    C5     sing Y N 73 
OMG C5    C6     sing N N 74 
OMG C5    C4     doub Y N 75 
OMG C6    O6     doub N N 76 
OMG C6    N1     sing N N 77 
OMG N1    C2     sing N N 78 
OMG N1    HN1    sing N N 79 
OMG C2    N2     sing N N 80 
OMG C2    N3     doub N N 81 
OMG N2    HN21   sing N N 82 
OMG N2    HN22   sing N N 83 
OMG N3    C4     sing N N 84 
# 
_ndb_struct_conf_na.entry_id   310D 
_ndb_struct_conf_na.feature    'a-form double helix' 
# 
loop_
_ndb_struct_na_base_pair.model_number 
_ndb_struct_na_base_pair.i_label_asym_id 
_ndb_struct_na_base_pair.i_label_comp_id 
_ndb_struct_na_base_pair.i_label_seq_id 
_ndb_struct_na_base_pair.i_symmetry 
_ndb_struct_na_base_pair.j_label_asym_id 
_ndb_struct_na_base_pair.j_label_comp_id 
_ndb_struct_na_base_pair.j_label_seq_id 
_ndb_struct_na_base_pair.j_symmetry 
_ndb_struct_na_base_pair.shear 
_ndb_struct_na_base_pair.stretch 
_ndb_struct_na_base_pair.stagger 
_ndb_struct_na_base_pair.buckle 
_ndb_struct_na_base_pair.propeller 
_ndb_struct_na_base_pair.opening 
_ndb_struct_na_base_pair.pair_number 
_ndb_struct_na_base_pair.pair_name 
_ndb_struct_na_base_pair.i_auth_asym_id 
_ndb_struct_na_base_pair.i_auth_seq_id 
_ndb_struct_na_base_pair.i_PDB_ins_code 
_ndb_struct_na_base_pair.j_auth_asym_id 
_ndb_struct_na_base_pair.j_auth_seq_id 
_ndb_struct_na_base_pair.j_PDB_ins_code 
_ndb_struct_na_base_pair.hbond_type_28 
_ndb_struct_na_base_pair.hbond_type_12 
1 A OMC 1 1_555 B OMG 6 1_555 0.213  0.077 -0.108 7.215  -14.139 -0.793 1 A_OMC1:OMG12_B A 1 ? B 12 ? 19 1 
1 A OMG 2 1_555 B OMC 5 1_555 -0.133 0.039 0.032  3.190  -12.471 0.226  2 A_OMG2:OMC11_B A 2 ? B 11 ? 19 1 
1 A OMC 3 1_555 B OMG 4 1_555 0.181  0.018 -0.087 2.477  -14.099 -1.666 3 A_OMC3:OMG10_B A 3 ? B 10 ? 19 1 
1 A OMG 4 1_555 B OMC 3 1_555 -0.179 0.026 0.007  -1.099 -13.053 -1.701 4 A_OMG4:OMC9_B  A 4 ? B 9  ? 19 1 
1 A OMC 5 1_555 B OMG 2 1_555 0.285  0.050 0.031  -3.506 -12.617 0.271  5 A_OMC5:OMG8_B  A 5 ? B 8  ? 19 1 
1 A OMG 6 1_555 B OMC 1 1_555 0.055  0.081 -0.081 -6.861 -15.798 -1.783 6 A_OMG6:OMC7_B  A 6 ? B 7  ? 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 OMC 1 1_555 B OMG 6 1_555 A OMG 2 1_555 B OMC 5 1_555 -0.543 -1.928 3.387 -4.335 15.449 30.531 -5.465 0.299  2.238 27.114 
7.608  34.401 1 AA_OMC1OMG2:OMC11OMG12_BB A 1 ? B 12 ? A 2 ? B 11 ? 
1 A OMG 2 1_555 B OMC 5 1_555 A OMC 3 1_555 B OMG 4 1_555 -0.410 -1.413 3.440 -0.849 10.269 33.554 -3.876 0.555  2.904 17.288 
1.429  35.057 2 AA_OMG2OMC3:OMG10OMC11_BB A 2 ? B 11 ? A 3 ? B 10 ? 
1 A OMC 3 1_555 B OMG 4 1_555 A OMG 4 1_555 B OMC 3 1_555 -0.045 -1.841 3.340 -1.011 18.062 29.291 -5.589 -0.062 1.915 32.146 
1.800  34.323 3 AA_OMC3OMG4:OMC9OMG10_BB  A 3 ? B 10 ? A 4 ? B 9  ? 
1 A OMG 4 1_555 B OMC 3 1_555 A OMC 5 1_555 B OMG 2 1_555 0.431  -1.400 3.477 1.563  10.358 34.675 -3.725 -0.472 2.967 16.908 
-2.552 36.176 4 AA_OMG4OMC5:OMG8OMC9_BB   A 4 ? B 9  ? A 5 ? B 8  ? 
1 A OMC 5 1_555 B OMG 2 1_555 A OMG 6 1_555 B OMC 1 1_555 0.418  -1.964 3.345 4.048  16.269 31.803 -5.280 -0.160 2.155 27.436 
-6.827 35.850 5 AA_OMC5OMG6:OMC7OMG8_BB   A 5 ? B 8  ? A 6 ? B 7  ? 
# 
_pdbx_initial_refinement_model.accession_code   1RNA 
_pdbx_initial_refinement_model.id               1 
_pdbx_initial_refinement_model.entity_id_list   ? 
_pdbx_initial_refinement_model.type             'experimental model' 
_pdbx_initial_refinement_model.source_name      PDB 
_pdbx_initial_refinement_model.details          ARN035 
# 
_atom_sites.entry_id                    310D 
_atom_sites.fract_transf_matrix[1][1]   0.038066 
_atom_sites.fract_transf_matrix[1][2]   0.021978 
_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]   0.043955 
_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]   0.006215 
_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  
MG 
N  
O  
P  
# 
loop_