data_1RA3 # _entry.id 1RA3 # _audit_conform.dict_name mmcif_pdbx.dic _audit_conform.dict_version 5.375 _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 1RA3 pdb_00001ra3 10.2210/pdb1ra3/pdb WWPDB D_1000175960 ? ? # _pdbx_database_status.status_code REL _pdbx_database_status.entry_id 1RA3 _pdbx_database_status.recvd_initial_deposition_date 1996-10-28 _pdbx_database_status.deposit_site ? _pdbx_database_status.process_site BNL _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 'Sawaya, M.R.' 1 'Kraut, J.' 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 'Loop and subdomain movements in the mechanism of Escherichia coli dihydrofolate reductase: crystallographic evidence.' Biochemistry 36 586 603 1997 BICHAW US 0006-2960 0033 ? 9012674 10.1021/bi962337c 1 ;Isomorphous Crystal Structures of Escherichia Coli Dihydrofolate Reductase Complexed with Folate, 5-Deazafolate, and 5,10-Dideazatetrahydrofolate: Mechanistic Implications ; Biochemistry 34 2710 ? 1995 BICHAW US 0006-2960 0033 ? ? ? 2 ;Crystal Structure of Unliganded Escherichia Coli Dihydrofolate Reductase. Ligand-Induced Conformational Changes and Cooperativity in Binding ; Biochemistry 30 2227 ? 1991 BICHAW US 0006-2960 0033 ? ? ? 3 ;Crystal Structures of Escherichia Coli Dihydrofolate Reductase: The Nadp+ Holoenzyme and the Folate.Nadp+ Ternary Complex. Substrate Binding and a Model for the Transition State ; Biochemistry 29 3263 ? 1990 BICHAW US 0006-2960 0033 ? ? ? # loop_ _citation_author.citation_id _citation_author.name _citation_author.ordinal _citation_author.identifier_ORCID primary 'Sawaya, M.R.' 1 ? primary 'Kraut, J.' 2 ? 1 'Reyes, V.M.' 3 ? 1 'Sawaya, M.R.' 4 ? 1 'Brown, K.A.' 5 ? 1 'Kraut, J.' 6 ? 2 'Bystroff, C.' 7 ? 2 'Kraut, J.' 8 ? 3 'Bystroff, C.' 9 ? 3 'Oatley, S.J.' 10 ? 3 'Kraut, J.' 11 ? # _cell.entry_id 1RA3 _cell.length_a 74.860 _cell.length_b 60.210 _cell.length_c 38.940 _cell.angle_alpha 90.00 _cell.angle_beta 107.91 _cell.angle_gamma 90.00 _cell.Z_PDB 4 _cell.pdbx_unique_axis ? # _symmetry.entry_id 1RA3 _symmetry.space_group_name_H-M 'C 1 2 1' _symmetry.pdbx_full_space_group_name_H-M ? _symmetry.cell_setting ? _symmetry.Int_Tables_number 5 # 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 'DIHYDROFOLATE REDUCTASE' 18020.326 1 1.5.1.3 ? ? ? 2 non-polymer syn METHOTREXATE 454.439 1 ? ? ? ? 3 non-polymer syn BETA-MERCAPTOETHANOL 78.133 1 ? ? ? ? 4 non-polymer syn 'NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE' 743.405 1 ? ? ? ? 5 water nat water 18.015 150 ? ? ? ? # _entity_name_com.entity_id 1 _entity_name_com.name DHFR # _entity_poly.entity_id 1 _entity_poly.type 'polypeptide(L)' _entity_poly.nstd_linkage no _entity_poly.nstd_monomer no _entity_poly.pdbx_seq_one_letter_code ;MISLIAALAVDRVIGMENAMPWNLPADLAWFKRNTLDKPVIMGRHTWESIGRPLPGRKNIILSSQPGTDDRVTWVKSVDE AIAACGDVPEIMVIGGGRVYEQFLPKAQKLYLTHIDAEVEGDTHFPDYEPDDWESVFSEFHDADAQNSHSYCFEILERR ; _entity_poly.pdbx_seq_one_letter_code_can ;MISLIAALAVDRVIGMENAMPWNLPADLAWFKRNTLDKPVIMGRHTWESIGRPLPGRKNIILSSQPGTDDRVTWVKSVDE AIAACGDVPEIMVIGGGRVYEQFLPKAQKLYLTHIDAEVEGDTHFPDYEPDDWESVFSEFHDADAQNSHSYCFEILERR ; _entity_poly.pdbx_strand_id A _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 MET n 1 2 ILE n 1 3 SER n 1 4 LEU n 1 5 ILE n 1 6 ALA n 1 7 ALA n 1 8 LEU n 1 9 ALA n 1 10 VAL n 1 11 ASP n 1 12 ARG n 1 13 VAL n 1 14 ILE n 1 15 GLY n 1 16 MET n 1 17 GLU n 1 18 ASN n 1 19 ALA n 1 20 MET n 1 21 PRO n 1 22 TRP n 1 23 ASN n 1 24 LEU n 1 25 PRO n 1 26 ALA n 1 27 ASP n 1 28 LEU n 1 29 ALA n 1 30 TRP n 1 31 PHE n 1 32 LYS n 1 33 ARG n 1 34 ASN n 1 35 THR n 1 36 LEU n 1 37 ASP n 1 38 LYS n 1 39 PRO n 1 40 VAL n 1 41 ILE n 1 42 MET n 1 43 GLY n 1 44 ARG n 1 45 HIS n 1 46 THR n 1 47 TRP n 1 48 GLU n 1 49 SER n 1 50 ILE n 1 51 GLY n 1 52 ARG n 1 53 PRO n 1 54 LEU n 1 55 PRO n 1 56 GLY n 1 57 ARG n 1 58 LYS n 1 59 ASN n 1 60 ILE n 1 61 ILE n 1 62 LEU n 1 63 SER n 1 64 SER n 1 65 GLN n 1 66 PRO n 1 67 GLY n 1 68 THR n 1 69 ASP n 1 70 ASP n 1 71 ARG n 1 72 VAL n 1 73 THR n 1 74 TRP n 1 75 VAL n 1 76 LYS n 1 77 SER n 1 78 VAL n 1 79 ASP n 1 80 GLU n 1 81 ALA n 1 82 ILE n 1 83 ALA n 1 84 ALA n 1 85 CYS n 1 86 GLY n 1 87 ASP n 1 88 VAL n 1 89 PRO n 1 90 GLU n 1 91 ILE n 1 92 MET n 1 93 VAL n 1 94 ILE n 1 95 GLY n 1 96 GLY n 1 97 GLY n 1 98 ARG n 1 99 VAL n 1 100 TYR n 1 101 GLU n 1 102 GLN n 1 103 PHE n 1 104 LEU n 1 105 PRO n 1 106 LYS n 1 107 ALA n 1 108 GLN n 1 109 LYS n 1 110 LEU n 1 111 TYR n 1 112 LEU n 1 113 THR n 1 114 HIS n 1 115 ILE n 1 116 ASP n 1 117 ALA n 1 118 GLU n 1 119 VAL n 1 120 GLU n 1 121 GLY n 1 122 ASP n 1 123 THR n 1 124 HIS n 1 125 PHE n 1 126 PRO n 1 127 ASP n 1 128 TYR n 1 129 GLU n 1 130 PRO n 1 131 ASP n 1 132 ASP n 1 133 TRP n 1 134 GLU n 1 135 SER n 1 136 VAL n 1 137 PHE n 1 138 SER n 1 139 GLU n 1 140 PHE n 1 141 HIS n 1 142 ASP n 1 143 ALA n 1 144 ASP n 1 145 ALA n 1 146 GLN n 1 147 ASN n 1 148 SER n 1 149 HIS n 1 150 SER n 1 151 TYR n 1 152 CYS n 1 153 PHE n 1 154 GLU n 1 155 ILE n 1 156 LEU n 1 157 GLU n 1 158 ARG n 1 159 ARG 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 ? _entity_src_gen.pdbx_beg_seq_num ? _entity_src_gen.pdbx_end_seq_num ? _entity_src_gen.gene_src_common_name ? _entity_src_gen.gene_src_genus Escherichia _entity_src_gen.pdbx_gene_src_gene ? _entity_src_gen.gene_src_species ? _entity_src_gen.gene_src_strain RT500 _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 'Escherichia coli' _entity_src_gen.pdbx_gene_src_ncbi_taxonomy_id 562 _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 'Escherichia coli' _entity_src_gen.pdbx_host_org_ncbi_taxonomy_id 562 _entity_src_gen.host_org_genus Escherichia _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 PRWA-1 _entity_src_gen.plasmid_details ? _entity_src_gen.pdbx_description ? # _struct_ref.id 1 _struct_ref.db_name UNP _struct_ref.db_code DYR_ECOLI _struct_ref.entity_id 1 _struct_ref.pdbx_db_accession P0ABQ4 _struct_ref.pdbx_align_begin 1 _struct_ref.pdbx_seq_one_letter_code ;MISLIAALAVDRVIGMENAMPWNLPADLAWFKRNTLNKPVIMGRHTWESIGRPLPGRKNIILSSQPGTDDRVTWVKSVDE AIAACGDVPEIMVIGGGRVYEQFLPKAQKLYLTHIDAEVEGDTHFPDYEPDDWESVFSEFHDADAQNSHSYCFEILERR ; _struct_ref.pdbx_db_isoform ? # _struct_ref_seq.align_id 1 _struct_ref_seq.ref_id 1 _struct_ref_seq.pdbx_PDB_id_code 1RA3 _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 159 _struct_ref_seq.pdbx_seq_align_end_ins_code ? _struct_ref_seq.pdbx_db_accession P0ABQ4 _struct_ref_seq.db_align_beg 1 _struct_ref_seq.pdbx_db_align_beg_ins_code ? _struct_ref_seq.db_align_end 159 _struct_ref_seq.pdbx_db_align_end_ins_code ? _struct_ref_seq.pdbx_auth_seq_align_beg 1 _struct_ref_seq.pdbx_auth_seq_align_end 159 # _struct_ref_seq_dif.align_id 1 _struct_ref_seq_dif.pdbx_pdb_id_code 1RA3 _struct_ref_seq_dif.mon_id ASP _struct_ref_seq_dif.pdbx_pdb_strand_id A _struct_ref_seq_dif.seq_num 37 _struct_ref_seq_dif.pdbx_pdb_ins_code ? _struct_ref_seq_dif.pdbx_seq_db_name UNP _struct_ref_seq_dif.pdbx_seq_db_accession_code P0ABQ4 _struct_ref_seq_dif.db_mon_id ASN _struct_ref_seq_dif.pdbx_seq_db_seq_num 37 _struct_ref_seq_dif.details conflict _struct_ref_seq_dif.pdbx_auth_seq_num 37 _struct_ref_seq_dif.pdbx_ordinal 1 # 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 ALA 'L-peptide linking' y ALANINE ? 'C3 H7 N O2' 89.093 ARG 'L-peptide linking' y ARGININE ? 'C6 H15 N4 O2 1' 175.209 ASN 'L-peptide linking' y ASPARAGINE ? 'C4 H8 N2 O3' 132.118 ASP 'L-peptide linking' y 'ASPARTIC ACID' ? 'C4 H7 N O4' 133.103 BME non-polymer . BETA-MERCAPTOETHANOL ? 'C2 H6 O S' 78.133 CYS 'L-peptide linking' y CYSTEINE ? 'C3 H7 N O2 S' 121.158 GLN 'L-peptide linking' y GLUTAMINE ? 'C5 H10 N2 O3' 146.144 GLU 'L-peptide linking' y 'GLUTAMIC ACID' ? 'C5 H9 N O4' 147.129 GLY 'peptide linking' y GLYCINE ? 'C2 H5 N O2' 75.067 HIS 'L-peptide linking' y HISTIDINE ? 'C6 H10 N3 O2 1' 156.162 HOH non-polymer . WATER ? 'H2 O' 18.015 ILE 'L-peptide linking' y ISOLEUCINE ? 'C6 H13 N O2' 131.173 LEU 'L-peptide linking' y LEUCINE ? 'C6 H13 N O2' 131.173 LYS 'L-peptide linking' y LYSINE ? 'C6 H15 N2 O2 1' 147.195 MET 'L-peptide linking' y METHIONINE ? 'C5 H11 N O2 S' 149.211 MTX non-polymer . METHOTREXATE ? 'C20 H22 N8 O5' 454.439 NAP non-polymer . 'NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE' ;2'-MONOPHOSPHOADENOSINE 5'-DIPHOSPHORIBOSE ; 'C21 H28 N7 O17 P3' 743.405 PHE 'L-peptide linking' y PHENYLALANINE ? 'C9 H11 N O2' 165.189 PRO 'L-peptide linking' y PROLINE ? 'C5 H9 N O2' 115.130 SER 'L-peptide linking' y SERINE ? 'C3 H7 N O3' 105.093 THR 'L-peptide linking' y THREONINE ? 'C4 H9 N O3' 119.119 TRP 'L-peptide linking' y TRYPTOPHAN ? 'C11 H12 N2 O2' 204.225 TYR 'L-peptide linking' y TYROSINE ? 'C9 H11 N O3' 181.189 VAL 'L-peptide linking' y VALINE ? 'C5 H11 N O2' 117.146 # _exptl.entry_id 1RA3 _exptl.method 'X-RAY DIFFRACTION' _exptl.crystals_number 1 # _exptl_crystal.id 1 _exptl_crystal.density_meas ? _exptl_crystal.density_Matthews 2.31 _exptl_crystal.density_percent_sol 46.8 _exptl_crystal.description ? # _exptl_crystal_grow.crystal_id 1 _exptl_crystal_grow.method ? _exptl_crystal_grow.temp ? _exptl_crystal_grow.temp_details ? _exptl_crystal_grow.pH 6.0 _exptl_crystal_grow.pdbx_pH_range ? _exptl_crystal_grow.pdbx_details 'pH 6.0' # _diffrn.id 1 _diffrn.ambient_temp 298 _diffrn.ambient_temp_details ? _diffrn.crystal_id 1 # _diffrn_detector.diffrn_id 1 _diffrn_detector.detector 'AREA DETECTOR' _diffrn_detector.type 'XUONG-HAMLIN MULTIWIRE' _diffrn_detector.pdbx_collection_date 1995-02-09 _diffrn_detector.details ? # _diffrn_radiation.diffrn_id 1 _diffrn_radiation.wavelength_id 1 _diffrn_radiation.pdbx_monochromatic_or_laue_m_l M _diffrn_radiation.monochromator 'GRAPHITE(002)' _diffrn_radiation.pdbx_diffrn_protocol ? _diffrn_radiation.pdbx_scattering_type x-ray # _diffrn_radiation_wavelength.id 1 _diffrn_radiation_wavelength.wavelength 1.5418 _diffrn_radiation_wavelength.wt 1.0 # _diffrn_source.diffrn_id 1 _diffrn_source.source 'ROTATING ANODE' _diffrn_source.type 'RIGAKU RUH2R' _diffrn_source.pdbx_synchrotron_site ? _diffrn_source.pdbx_synchrotron_beamline ? _diffrn_source.pdbx_wavelength 1.5418 _diffrn_source.pdbx_wavelength_list ? # _reflns.entry_id 1RA3 _reflns.observed_criterion_sigma_I 0. _reflns.observed_criterion_sigma_F ? _reflns.d_resolution_low 100.0 _reflns.d_resolution_high 1.8 _reflns.number_obs 13431 _reflns.number_all ? _reflns.percent_possible_obs 95. _reflns.pdbx_Rmerge_I_obs ? _reflns.pdbx_Rsym_value 0.0400000 _reflns.pdbx_netI_over_sigmaI ? _reflns.B_iso_Wilson_estimate ? _reflns.pdbx_redundancy 2.5 _reflns.pdbx_diffrn_id 1 _reflns.pdbx_ordinal 1 # _refine.entry_id 1RA3 _refine.ls_number_reflns_obs 13431 _refine.ls_number_reflns_all 13431 _refine.pdbx_ls_sigma_I ? _refine.pdbx_ls_sigma_F 0.0 _refine.pdbx_data_cutoff_high_absF ? _refine.pdbx_data_cutoff_low_absF ? _refine.pdbx_data_cutoff_high_rms_absF ? _refine.ls_d_res_low 20.0 _refine.ls_d_res_high 1.8 _refine.ls_percent_reflns_obs 95.0 _refine.ls_R_factor_obs ? _refine.ls_R_factor_all ? _refine.ls_R_factor_R_work 0.1700000 _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 ? _refine.ls_number_restraints ? _refine.occupancy_min ? _refine.occupancy_max ? _refine.B_iso_mean ? _refine.aniso_B[1][1] ? _refine.aniso_B[2][2] ? _refine.aniso_B[3][3] ? _refine.aniso_B[1][2] ? _refine.aniso_B[1][3] ? _refine.aniso_B[2][3] ? _refine.solvent_model_details 'MOEWS AND KRETSINGER' _refine.solvent_model_param_ksol 0.788 _refine.solvent_model_param_bsol 238.5 _refine.pdbx_ls_cross_valid_method ? _refine.details ? _refine.pdbx_starting_model 'PDB ENTRY 1RH3' _refine.pdbx_method_to_determine_struct 'MOLECULAR REPLACEMENT' _refine.pdbx_isotropic_thermal_model ? _refine.pdbx_stereochemistry_target_values 'TNT PROTGEO' _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_hist.pdbx_refine_id 'X-RAY DIFFRACTION' _refine_hist.cycle_id LAST _refine_hist.pdbx_number_atoms_protein 1268 _refine_hist.pdbx_number_atoms_nucleic_acid 0 _refine_hist.pdbx_number_atoms_ligand 70 _refine_hist.number_atoms_solvent 150 _refine_hist.number_atoms_total 1488 _refine_hist.d_res_high 1.8 _refine_hist.d_res_low 20.0 # loop_ _refine_ls_restr.type _refine_ls_restr.dev_ideal _refine_ls_restr.dev_ideal_target _refine_ls_restr.weight _refine_ls_restr.number _refine_ls_restr.pdbx_refine_id _refine_ls_restr.pdbx_restraint_function t_bond_d 0.023 ? 0.020 1360 'X-RAY DIFFRACTION' ? t_angle_deg 2.9 ? 3.0 1847 'X-RAY DIFFRACTION' ? t_dihedral_angle_d 23.9 ? ? 758 'X-RAY DIFFRACTION' ? t_incorr_chiral_ct 0 ? ? ? 'X-RAY DIFFRACTION' ? t_pseud_angle ? ? ? ? 'X-RAY DIFFRACTION' ? t_trig_c_planes 0.018 ? 0.020 36 'X-RAY DIFFRACTION' ? t_gen_planes 0.008 ? 0.020 190 'X-RAY DIFFRACTION' ? t_it 6.2 ? 6.0 1360 'X-RAY DIFFRACTION' ? t_nbd 0.032 ? 0.020 24 'X-RAY DIFFRACTION' ? # _pdbx_refine.entry_id 1RA3 _pdbx_refine.R_factor_all_no_cutoff ? _pdbx_refine.R_factor_obs_no_cutoff 0.1700000 _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 ? _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 ? _pdbx_refine.pdbx_refine_id 'X-RAY DIFFRACTION' _pdbx_refine.free_R_error_no_cutoff ? # _struct.entry_id 1RA3 _struct.title 'DIHYDROFOLATE REDUCTASE COMPLEXED WITH METHOTREXATE AND NICOTINAMIDE ADENINE DINUCLEOTIDE PHOSPHATE (OXIDIZED FORM)' _struct.pdbx_model_details ? _struct.pdbx_CASP_flag ? _struct.pdbx_model_type_details ? # _struct_keywords.entry_id 1RA3 _struct_keywords.pdbx_keywords OXIDOREDUCTASE _struct_keywords.text 'OXIDOREDUCTASE, NADP, TRIMETHOPRIM RESISTANCE, METHOTREXATE RESISTANCE, ONE-CARBON METABOLISM' # loop_ _struct_asym.id _struct_asym.pdbx_blank_PDB_chainid_flag _struct_asym.pdbx_modified _struct_asym.entity_id _struct_asym.details A N N 1 ? B N N 2 ? C N N 3 ? D N N 4 ? E N N 5 ? # _struct_biol.id 1 # loop_ _struct_conf.conf_type_id _struct_conf.id _struct_conf.pdbx_PDB_helix_id _struct_conf.beg_label_comp_id _struct_conf.beg_label_asym_id _struct_conf.beg_label_seq_id _struct_conf.pdbx_beg_PDB_ins_code _struct_conf.end_label_comp_id _struct_conf.end_label_asym_id _struct_conf.end_label_seq_id _struct_conf.pdbx_end_PDB_ins_code _struct_conf.beg_auth_comp_id _struct_conf.beg_auth_asym_id _struct_conf.beg_auth_seq_id _struct_conf.end_auth_comp_id _struct_conf.end_auth_asym_id _struct_conf.end_auth_seq_id _struct_conf.pdbx_PDB_helix_class _struct_conf.details _struct_conf.pdbx_PDB_helix_length HELX_P HELX_P1 2 PRO A 25 ? THR A 35 ? PRO A 25 THR A 35 1 ? 11 HELX_P HELX_P2 3 ARG A 44 ? ILE A 50 ? ARG A 44 ILE A 50 1 ? 7 HELX_P HELX_P3 4 VAL A 78 ? CYS A 85 ? VAL A 78 CYS A 85 1 ? 8 HELX_P HELX_P4 5 GLY A 97 ? LYS A 106 ? GLY A 97 LYS A 106 1 ? 10 # _struct_conf_type.id HELX_P _struct_conf_type.criteria ? _struct_conf_type.reference ? # _struct_conn.id covale1 _struct_conn.conn_type_id covale _struct_conn.pdbx_leaving_atom_flag none _struct_conn.pdbx_PDB_id ? _struct_conn.ptnr1_label_asym_id A _struct_conn.ptnr1_label_comp_id CYS _struct_conn.ptnr1_label_seq_id 152 _struct_conn.ptnr1_label_atom_id SG _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 1_555 _struct_conn.ptnr2_label_asym_id C _struct_conn.ptnr2_label_comp_id BME _struct_conn.ptnr2_label_seq_id . _struct_conn.ptnr2_label_atom_id S2 _struct_conn.pdbx_ptnr2_label_alt_id ? _struct_conn.pdbx_ptnr2_PDB_ins_code ? _struct_conn.ptnr1_auth_asym_id A _struct_conn.ptnr1_auth_comp_id CYS _struct_conn.ptnr1_auth_seq_id 152 _struct_conn.ptnr2_auth_asym_id A _struct_conn.ptnr2_auth_comp_id BME _struct_conn.ptnr2_auth_seq_id 162 _struct_conn.ptnr2_symmetry 1_555 _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 1.935 _struct_conn.pdbx_value_order ? _struct_conn.pdbx_role ? # _struct_conn_type.id covale _struct_conn_type.criteria ? _struct_conn_type.reference ? # _struct_mon_prot_cis.pdbx_id 1 _struct_mon_prot_cis.label_comp_id GLY _struct_mon_prot_cis.label_seq_id 95 _struct_mon_prot_cis.label_asym_id A _struct_mon_prot_cis.label_alt_id . _struct_mon_prot_cis.pdbx_PDB_ins_code ? _struct_mon_prot_cis.auth_comp_id GLY _struct_mon_prot_cis.auth_seq_id 95 _struct_mon_prot_cis.auth_asym_id A _struct_mon_prot_cis.pdbx_label_comp_id_2 GLY _struct_mon_prot_cis.pdbx_label_seq_id_2 96 _struct_mon_prot_cis.pdbx_label_asym_id_2 A _struct_mon_prot_cis.pdbx_PDB_ins_code_2 ? _struct_mon_prot_cis.pdbx_auth_comp_id_2 GLY _struct_mon_prot_cis.pdbx_auth_seq_id_2 96 _struct_mon_prot_cis.pdbx_auth_asym_id_2 A _struct_mon_prot_cis.pdbx_PDB_model_num 1 _struct_mon_prot_cis.pdbx_omega_angle -1.21 # _struct_sheet.id A _struct_sheet.type ? _struct_sheet.number_strands 8 _struct_sheet.details ? # loop_ _struct_sheet_order.sheet_id _struct_sheet_order.range_id_1 _struct_sheet_order.range_id_2 _struct_sheet_order.offset _struct_sheet_order.sense A 1 2 ? anti-parallel A 2 3 ? anti-parallel A 3 4 ? parallel A 4 5 ? parallel A 5 6 ? parallel A 6 7 ? parallel A 7 8 ? parallel # loop_ _struct_sheet_range.sheet_id _struct_sheet_range.id _struct_sheet_range.beg_label_comp_id _struct_sheet_range.beg_label_asym_id _struct_sheet_range.beg_label_seq_id _struct_sheet_range.pdbx_beg_PDB_ins_code _struct_sheet_range.end_label_comp_id _struct_sheet_range.end_label_asym_id _struct_sheet_range.end_label_seq_id _struct_sheet_range.pdbx_end_PDB_ins_code _struct_sheet_range.beg_auth_comp_id _struct_sheet_range.beg_auth_asym_id _struct_sheet_range.beg_auth_seq_id _struct_sheet_range.end_auth_comp_id _struct_sheet_range.end_auth_asym_id _struct_sheet_range.end_auth_seq_id A 1 TRP A 133 ? HIS A 141 ? TRP A 133 HIS A 141 A 2 TYR A 151 ? ARG A 158 ? TYR A 151 ARG A 158 A 3 LYS A 109 ? ILE A 115 ? LYS A 109 ILE A 115 A 4 ILE A 2 ? LEU A 8 ? ILE A 2 LEU A 8 A 5 ILE A 91 ? GLY A 95 ? ILE A 91 GLY A 95 A 6 PRO A 39 ? GLY A 43 ? PRO A 39 GLY A 43 A 7 LYS A 58 ? LEU A 62 ? LYS A 58 LEU A 62 A 8 THR A 73 ? VAL A 75 ? THR A 73 VAL A 75 # loop_ _pdbx_struct_sheet_hbond.sheet_id _pdbx_struct_sheet_hbond.range_id_1 _pdbx_struct_sheet_hbond.range_id_2 _pdbx_struct_sheet_hbond.range_1_label_atom_id _pdbx_struct_sheet_hbond.range_1_label_comp_id _pdbx_struct_sheet_hbond.range_1_label_asym_id _pdbx_struct_sheet_hbond.range_1_label_seq_id _pdbx_struct_sheet_hbond.range_1_PDB_ins_code _pdbx_struct_sheet_hbond.range_1_auth_atom_id _pdbx_struct_sheet_hbond.range_1_auth_comp_id _pdbx_struct_sheet_hbond.range_1_auth_asym_id _pdbx_struct_sheet_hbond.range_1_auth_seq_id _pdbx_struct_sheet_hbond.range_2_label_atom_id _pdbx_struct_sheet_hbond.range_2_label_comp_id _pdbx_struct_sheet_hbond.range_2_label_asym_id _pdbx_struct_sheet_hbond.range_2_label_seq_id _pdbx_struct_sheet_hbond.range_2_PDB_ins_code _pdbx_struct_sheet_hbond.range_2_auth_atom_id _pdbx_struct_sheet_hbond.range_2_auth_comp_id _pdbx_struct_sheet_hbond.range_2_auth_asym_id _pdbx_struct_sheet_hbond.range_2_auth_seq_id A 1 2 O GLU A 134 ? O GLU A 134 N GLU A 157 ? N GLU A 157 A 2 3 O CYS A 152 ? O CYS A 152 N HIS A 114 ? N HIS A 114 A 3 4 O LYS A 109 ? O LYS A 109 N LEU A 4 ? N LEU A 4 A 4 5 O SER A 3 ? O SER A 3 N ILE A 91 ? N ILE A 91 A 5 6 O MET A 92 ? O MET A 92 N PRO A 39 ? N PRO A 39 A 6 7 O VAL A 40 ? O VAL A 40 N LYS A 58 ? N LYS A 58 A 7 8 O ILE A 61 ? O ILE A 61 N THR A 73 ? N THR A 73 # loop_ _struct_site.id _struct_site.pdbx_evidence_code _struct_site.pdbx_auth_asym_id _struct_site.pdbx_auth_comp_id _struct_site.pdbx_auth_seq_id _struct_site.pdbx_auth_ins_code _struct_site.pdbx_num_residues _struct_site.details AC1 Software A MTX 161 ? 15 'BINDING SITE FOR RESIDUE MTX A 161' AC2 Software A BME 162 ? 2 'BINDING SITE FOR RESIDUE BME A 162' AC3 Software A NAP 164 ? 22 'BINDING SITE FOR RESIDUE NAP A 164' # 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 15 ILE A 5 ? ILE A 5 . ? 1_555 ? 2 AC1 15 ALA A 6 ? ALA A 6 . ? 1_555 ? 3 AC1 15 ASP A 27 ? ASP A 27 . ? 1_555 ? 4 AC1 15 LEU A 28 ? LEU A 28 . ? 1_555 ? 5 AC1 15 PHE A 31 ? PHE A 31 . ? 1_555 ? 6 AC1 15 LYS A 32 ? LYS A 32 . ? 1_555 ? 7 AC1 15 ILE A 50 ? ILE A 50 . ? 1_555 ? 8 AC1 15 ARG A 52 ? ARG A 52 . ? 1_555 ? 9 AC1 15 ARG A 57 ? ARG A 57 . ? 1_555 ? 10 AC1 15 ILE A 94 ? ILE A 94 . ? 1_555 ? 11 AC1 15 TYR A 100 ? TYR A 100 . ? 1_555 ? 12 AC1 15 THR A 113 ? THR A 113 . ? 1_555 ? 13 AC1 15 HOH E . ? HOH A 302 . ? 1_555 ? 14 AC1 15 HOH E . ? HOH A 438 . ? 1_555 ? 15 AC1 15 HOH E . ? HOH A 510 . ? 4_546 ? 16 AC2 2 CYS A 152 ? CYS A 152 . ? 1_555 ? 17 AC2 2 GLU A 154 ? GLU A 154 . ? 1_555 ? 18 AC3 22 GLY A 43 ? GLY A 43 . ? 1_555 ? 19 AC3 22 ARG A 44 ? ARG A 44 . ? 1_555 ? 20 AC3 22 HIS A 45 ? HIS A 45 . ? 1_555 ? 21 AC3 22 THR A 46 ? THR A 46 . ? 1_555 ? 22 AC3 22 LEU A 62 ? LEU A 62 . ? 1_555 ? 23 AC3 22 SER A 63 ? SER A 63 . ? 1_555 ? 24 AC3 22 SER A 64 ? SER A 64 . ? 1_555 ? 25 AC3 22 LYS A 76 ? LYS A 76 . ? 1_555 ? 26 AC3 22 GLY A 96 ? GLY A 96 . ? 1_555 ? 27 AC3 22 GLY A 97 ? GLY A 97 . ? 1_555 ? 28 AC3 22 ARG A 98 ? ARG A 98 . ? 1_555 ? 29 AC3 22 VAL A 99 ? VAL A 99 . ? 1_555 ? 30 AC3 22 GLN A 102 ? GLN A 102 . ? 1_555 ? 31 AC3 22 THR A 123 ? THR A 123 . ? 1_555 ? 32 AC3 22 HOH E . ? HOH A 307 . ? 1_555 ? 33 AC3 22 HOH E . ? HOH A 353 . ? 1_554 ? 34 AC3 22 HOH E . ? HOH A 355 . ? 1_555 ? 35 AC3 22 HOH E . ? HOH A 441 . ? 1_555 ? 36 AC3 22 HOH E . ? HOH A 455 . ? 1_555 ? 37 AC3 22 HOH E . ? HOH A 461 . ? 1_555 ? 38 AC3 22 HOH E . ? HOH A 486 . ? 1_555 ? 39 AC3 22 HOH E . ? HOH A 524 . ? 1_555 ? # _database_PDB_matrix.entry_id 1RA3 _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 # _atom_sites.entry_id 1RA3 _atom_sites.fract_transf_matrix[1][1] 0.013358 _atom_sites.fract_transf_matrix[1][2] 0.000000 _atom_sites.fract_transf_matrix[1][3] 0.004317 _atom_sites.fract_transf_matrix[2][1] 0.000000 _atom_sites.fract_transf_matrix[2][2] 0.016609 _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] 0.026988 _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 N O P S # 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 MET 1 1 1 MET MET A . n A 1 2 ILE 2 2 2 ILE ILE A . n A 1 3 SER 3 3 3 SER SER A . n A 1 4 LEU 4 4 4 LEU LEU A . n A 1 5 ILE 5 5 5 ILE ILE A . n A 1 6 ALA 6 6 6 ALA ALA A . n A 1 7 ALA 7 7 7 ALA ALA A . n A 1 8 LEU 8 8 8 LEU LEU A . n A 1 9 ALA 9 9 9 ALA ALA A . n A 1 10 VAL 10 10 10 VAL VAL A . n A 1 11 ASP 11 11 11 ASP ASP A . n A 1 12 ARG 12 12 12 ARG ARG A . n A 1 13 VAL 13 13 13 VAL VAL A . n A 1 14 ILE 14 14 14 ILE ILE A . n A 1 15 GLY 15 15 15 GLY GLY A . n A 1 16 MET 16 16 16 MET MET A . n A 1 17 GLU 17 17 17 GLU GLU A . n A 1 18 ASN 18 18 18 ASN ASN A . n A 1 19 ALA 19 19 19 ALA ALA A . n A 1 20 MET 20 20 20 MET MET A . n A 1 21 PRO 21 21 21 PRO PRO A . n A 1 22 TRP 22 22 22 TRP TRP A . n A 1 23 ASN 23 23 23 ASN ASN A . n A 1 24 LEU 24 24 24 LEU LEU A . n A 1 25 PRO 25 25 25 PRO PRO A . n A 1 26 ALA 26 26 26 ALA ALA A . n A 1 27 ASP 27 27 27 ASP ASP A . n A 1 28 LEU 28 28 28 LEU LEU A . n A 1 29 ALA 29 29 29 ALA ALA A . n A 1 30 TRP 30 30 30 TRP TRP A . n A 1 31 PHE 31 31 31 PHE PHE A . n A 1 32 LYS 32 32 32 LYS LYS A . n A 1 33 ARG 33 33 33 ARG ARG A . n A 1 34 ASN 34 34 34 ASN ASN A . n A 1 35 THR 35 35 35 THR THR A . n A 1 36 LEU 36 36 36 LEU LEU A . n A 1 37 ASP 37 37 37 ASP ASP A . n A 1 38 LYS 38 38 38 LYS LYS A . n A 1 39 PRO 39 39 39 PRO PRO A . n A 1 40 VAL 40 40 40 VAL VAL A . n A 1 41 ILE 41 41 41 ILE ILE A . n A 1 42 MET 42 42 42 MET MET A . n A 1 43 GLY 43 43 43 GLY GLY A . n A 1 44 ARG 44 44 44 ARG ARG A . n A 1 45 HIS 45 45 45 HIS HIS A . n A 1 46 THR 46 46 46 THR THR A . n A 1 47 TRP 47 47 47 TRP TRP A . n A 1 48 GLU 48 48 48 GLU GLU A . n A 1 49 SER 49 49 49 SER SER A . n A 1 50 ILE 50 50 50 ILE ILE A . n A 1 51 GLY 51 51 51 GLY GLY A . n A 1 52 ARG 52 52 52 ARG ARG A . n A 1 53 PRO 53 53 53 PRO PRO A . n A 1 54 LEU 54 54 54 LEU LEU A . n A 1 55 PRO 55 55 55 PRO PRO A . n A 1 56 GLY 56 56 56 GLY GLY A . n A 1 57 ARG 57 57 57 ARG ARG A . n A 1 58 LYS 58 58 58 LYS LYS A . n A 1 59 ASN 59 59 59 ASN ASN A . n A 1 60 ILE 60 60 60 ILE ILE A . n A 1 61 ILE 61 61 61 ILE ILE A . n A 1 62 LEU 62 62 62 LEU LEU A . n A 1 63 SER 63 63 63 SER SER A . n A 1 64 SER 64 64 64 SER SER A . n A 1 65 GLN 65 65 65 GLN GLN A . n A 1 66 PRO 66 66 66 PRO PRO A . n A 1 67 GLY 67 67 67 GLY GLY A . n A 1 68 THR 68 68 68 THR THR A . n A 1 69 ASP 69 69 69 ASP ASP A . n A 1 70 ASP 70 70 70 ASP ASP A . n A 1 71 ARG 71 71 71 ARG ARG A . n A 1 72 VAL 72 72 72 VAL VAL A . n A 1 73 THR 73 73 73 THR THR A . n A 1 74 TRP 74 74 74 TRP TRP A . n A 1 75 VAL 75 75 75 VAL VAL A . n A 1 76 LYS 76 76 76 LYS LYS A . n A 1 77 SER 77 77 77 SER SER A . n A 1 78 VAL 78 78 78 VAL VAL A . n A 1 79 ASP 79 79 79 ASP ASP A . n A 1 80 GLU 80 80 80 GLU GLU A . n A 1 81 ALA 81 81 81 ALA ALA A . n A 1 82 ILE 82 82 82 ILE ILE A . n A 1 83 ALA 83 83 83 ALA ALA A . n A 1 84 ALA 84 84 84 ALA ALA A . n A 1 85 CYS 85 85 85 CYS CYS A . n A 1 86 GLY 86 86 86 GLY GLY A . n A 1 87 ASP 87 87 87 ASP ASP A . n A 1 88 VAL 88 88 88 VAL VAL A . n A 1 89 PRO 89 89 89 PRO PRO A . n A 1 90 GLU 90 90 90 GLU GLU A . n A 1 91 ILE 91 91 91 ILE ILE A . n A 1 92 MET 92 92 92 MET MET A . n A 1 93 VAL 93 93 93 VAL VAL A . n A 1 94 ILE 94 94 94 ILE ILE A . n A 1 95 GLY 95 95 95 GLY GLY A . n A 1 96 GLY 96 96 96 GLY GLY A . n A 1 97 GLY 97 97 97 GLY GLY A . n A 1 98 ARG 98 98 98 ARG ARG A . n A 1 99 VAL 99 99 99 VAL VAL A . n A 1 100 TYR 100 100 100 TYR TYR A . n A 1 101 GLU 101 101 101 GLU GLU A . n A 1 102 GLN 102 102 102 GLN GLN A . n A 1 103 PHE 103 103 103 PHE PHE A . n A 1 104 LEU 104 104 104 LEU LEU A . n A 1 105 PRO 105 105 105 PRO PRO A . n A 1 106 LYS 106 106 106 LYS LYS A . n A 1 107 ALA 107 107 107 ALA ALA A . n A 1 108 GLN 108 108 108 GLN GLN A . n A 1 109 LYS 109 109 109 LYS LYS A . n A 1 110 LEU 110 110 110 LEU LEU A . n A 1 111 TYR 111 111 111 TYR TYR A . n A 1 112 LEU 112 112 112 LEU LEU A . n A 1 113 THR 113 113 113 THR THR A . n A 1 114 HIS 114 114 114 HIS HIS A . n A 1 115 ILE 115 115 115 ILE ILE A . n A 1 116 ASP 116 116 116 ASP ASP A . n A 1 117 ALA 117 117 117 ALA ALA A . n A 1 118 GLU 118 118 118 GLU GLU A . n A 1 119 VAL 119 119 119 VAL VAL A . n A 1 120 GLU 120 120 120 GLU GLU A . n A 1 121 GLY 121 121 121 GLY GLY A . n A 1 122 ASP 122 122 122 ASP ASP A . n A 1 123 THR 123 123 123 THR THR A . n A 1 124 HIS 124 124 124 HIS HIS A . n A 1 125 PHE 125 125 125 PHE PHE A . n A 1 126 PRO 126 126 126 PRO PRO A . n A 1 127 ASP 127 127 127 ASP ASP A . n A 1 128 TYR 128 128 128 TYR TYR A . n A 1 129 GLU 129 129 129 GLU GLU A . n A 1 130 PRO 130 130 130 PRO PRO A . n A 1 131 ASP 131 131 131 ASP ASP A . n A 1 132 ASP 132 132 132 ASP ASP A . n A 1 133 TRP 133 133 133 TRP TRP A . n A 1 134 GLU 134 134 134 GLU GLU A . n A 1 135 SER 135 135 135 SER SER A . n A 1 136 VAL 136 136 136 VAL VAL A . n A 1 137 PHE 137 137 137 PHE PHE A . n A 1 138 SER 138 138 138 SER SER A . n A 1 139 GLU 139 139 139 GLU GLU A . n A 1 140 PHE 140 140 140 PHE PHE A . n A 1 141 HIS 141 141 141 HIS HIS A . n A 1 142 ASP 142 142 142 ASP ASP A . n A 1 143 ALA 143 143 143 ALA ALA A . n A 1 144 ASP 144 144 144 ASP ASP A . n A 1 145 ALA 145 145 145 ALA ALA A . n A 1 146 GLN 146 146 146 GLN GLN A . n A 1 147 ASN 147 147 147 ASN ASN A . n A 1 148 SER 148 148 148 SER SER A . n A 1 149 HIS 149 149 149 HIS HIS A . n A 1 150 SER 150 150 150 SER SER A . n A 1 151 TYR 151 151 151 TYR TYR A . n A 1 152 CYS 152 152 152 CYS CYS A . n A 1 153 PHE 153 153 153 PHE PHE A . n A 1 154 GLU 154 154 154 GLU GLU A . n A 1 155 ILE 155 155 155 ILE ILE A . n A 1 156 LEU 156 156 156 LEU LEU A . n A 1 157 GLU 157 157 157 GLU GLU A . n A 1 158 ARG 158 158 158 ARG ARG A . n A 1 159 ARG 159 159 159 ARG ARG A . n # loop_ _pdbx_nonpoly_scheme.asym_id _pdbx_nonpoly_scheme.entity_id _pdbx_nonpoly_scheme.mon_id _pdbx_nonpoly_scheme.ndb_seq_num _pdbx_nonpoly_scheme.pdb_seq_num _pdbx_nonpoly_scheme.auth_seq_num _pdbx_nonpoly_scheme.pdb_mon_id _pdbx_nonpoly_scheme.auth_mon_id _pdbx_nonpoly_scheme.pdb_strand_id _pdbx_nonpoly_scheme.pdb_ins_code B 2 MTX 1 161 161 MTX MTX A . C 3 BME 1 162 162 BME BME A . D 4 NAP 1 164 164 NAP NAP A . E 5 HOH 1 302 302 HOH HOH A . E 5 HOH 2 303 303 HOH HOH A . E 5 HOH 3 304 304 HOH HOH A . E 5 HOH 4 305 305 HOH HOH A . E 5 HOH 5 307 307 HOH HOH A . E 5 HOH 6 308 308 HOH HOH A . E 5 HOH 7 309 309 HOH HOH A . E 5 HOH 8 310 310 HOH HOH A . E 5 HOH 9 311 311 HOH HOH A . E 5 HOH 10 312 312 HOH HOH A . E 5 HOH 11 314 314 HOH HOH A . E 5 HOH 12 316 316 HOH HOH A . E 5 HOH 13 317 317 HOH HOH A . E 5 HOH 14 318 318 HOH HOH A . E 5 HOH 15 319 319 HOH HOH A . E 5 HOH 16 321 321 HOH HOH A . E 5 HOH 17 323 323 HOH HOH A . E 5 HOH 18 325 325 HOH HOH A . E 5 HOH 19 327 327 HOH HOH A . E 5 HOH 20 328 328 HOH HOH A . E 5 HOH 21 330 330 HOH HOH A . E 5 HOH 22 332 332 HOH HOH A . E 5 HOH 23 335 335 HOH HOH A . E 5 HOH 24 336 336 HOH HOH A . E 5 HOH 25 337 337 HOH HOH A . E 5 HOH 26 338 338 HOH HOH A . E 5 HOH 27 340 340 HOH HOH A . E 5 HOH 28 341 341 HOH HOH A . E 5 HOH 29 342 342 HOH HOH A . E 5 HOH 30 343 343 HOH HOH A . E 5 HOH 31 344 344 HOH HOH A . E 5 HOH 32 348 348 HOH HOH A . E 5 HOH 33 349 349 HOH HOH A . E 5 HOH 34 350 350 HOH HOH A . E 5 HOH 35 353 353 HOH HOH A . E 5 HOH 36 354 354 HOH HOH A . E 5 HOH 37 355 355 HOH HOH A . E 5 HOH 38 356 356 HOH HOH A . E 5 HOH 39 357 357 HOH HOH A . E 5 HOH 40 358 358 HOH HOH A . E 5 HOH 41 359 359 HOH HOH A . E 5 HOH 42 360 360 HOH HOH A . E 5 HOH 43 361 361 HOH HOH A . E 5 HOH 44 362 362 HOH HOH A . E 5 HOH 45 363 363 HOH HOH A . E 5 HOH 46 364 364 HOH HOH A . E 5 HOH 47 365 365 HOH HOH A . E 5 HOH 48 368 368 HOH HOH A . E 5 HOH 49 370 370 HOH HOH A . E 5 HOH 50 371 371 HOH HOH A . E 5 HOH 51 372 372 HOH HOH A . E 5 HOH 52 373 373 HOH HOH A . E 5 HOH 53 374 374 HOH HOH A . E 5 HOH 54 375 375 HOH HOH A . E 5 HOH 55 376 376 HOH HOH A . E 5 HOH 56 377 377 HOH HOH A . E 5 HOH 57 379 379 HOH HOH A . E 5 HOH 58 380 380 HOH HOH A . E 5 HOH 59 381 381 HOH HOH A . E 5 HOH 60 382 382 HOH HOH A . E 5 HOH 61 383 383 HOH HOH A . E 5 HOH 62 384 384 HOH HOH A . E 5 HOH 63 385 385 HOH HOH A . E 5 HOH 64 406 406 HOH HOH A . E 5 HOH 65 407 407 HOH HOH A . E 5 HOH 66 408 408 HOH HOH A . E 5 HOH 67 409 409 HOH HOH A . E 5 HOH 68 411 411 HOH HOH A . E 5 HOH 69 414 414 HOH HOH A . E 5 HOH 70 416 416 HOH HOH A . E 5 HOH 71 418 418 HOH HOH A . E 5 HOH 72 419 419 HOH HOH A . E 5 HOH 73 420 420 HOH HOH A . E 5 HOH 74 421 421 HOH HOH A . E 5 HOH 75 423 423 HOH HOH A . E 5 HOH 76 424 424 HOH HOH A . E 5 HOH 77 425 425 HOH HOH A . E 5 HOH 78 427 427 HOH HOH A . E 5 HOH 79 428 428 HOH HOH A . E 5 HOH 80 430 430 HOH HOH A . E 5 HOH 81 431 431 HOH HOH A . E 5 HOH 82 432 432 HOH HOH A . E 5 HOH 83 434 434 HOH HOH A . E 5 HOH 84 435 435 HOH HOH A . E 5 HOH 85 437 437 HOH HOH A . E 5 HOH 86 438 438 HOH HOH A . E 5 HOH 87 441 441 HOH HOH A . E 5 HOH 88 442 442 HOH HOH A . E 5 HOH 89 444 444 HOH HOH A . E 5 HOH 90 445 445 HOH HOH A . E 5 HOH 91 446 446 HOH HOH A . E 5 HOH 92 447 447 HOH HOH A . E 5 HOH 93 449 449 HOH HOH A . E 5 HOH 94 454 454 HOH HOH A . E 5 HOH 95 455 455 HOH HOH A . E 5 HOH 96 456 456 HOH HOH A . E 5 HOH 97 458 458 HOH HOH A . E 5 HOH 98 459 459 HOH HOH A . E 5 HOH 99 460 460 HOH HOH A . E 5 HOH 100 461 461 HOH HOH A . E 5 HOH 101 462 462 HOH HOH A . E 5 HOH 102 463 463 HOH HOH A . E 5 HOH 103 465 465 HOH HOH A . E 5 HOH 104 467 467 HOH HOH A . E 5 HOH 105 468 468 HOH HOH A . E 5 HOH 106 469 469 HOH HOH A . E 5 HOH 107 470 470 HOH HOH A . E 5 HOH 108 472 472 HOH HOH A . E 5 HOH 109 473 473 HOH HOH A . E 5 HOH 110 474 474 HOH HOH A . E 5 HOH 111 478 478 HOH HOH A . E 5 HOH 112 479 479 HOH HOH A . E 5 HOH 113 480 480 HOH HOH A . E 5 HOH 114 481 481 HOH HOH A . E 5 HOH 115 482 482 HOH HOH A . E 5 HOH 116 484 484 HOH HOH A . E 5 HOH 117 485 485 HOH HOH A . E 5 HOH 118 486 486 HOH HOH A . E 5 HOH 119 488 488 HOH HOH A . E 5 HOH 120 489 489 HOH HOH A . E 5 HOH 121 490 490 HOH HOH A . E 5 HOH 122 491 491 HOH HOH A . E 5 HOH 123 492 492 HOH HOH A . E 5 HOH 124 493 493 HOH HOH A . E 5 HOH 125 494 494 HOH HOH A . E 5 HOH 126 495 495 HOH HOH A . E 5 HOH 127 496 496 HOH HOH A . E 5 HOH 128 497 497 HOH HOH A . E 5 HOH 129 498 498 HOH HOH A . E 5 HOH 130 499 499 HOH HOH A . E 5 HOH 131 502 502 HOH HOH A . E 5 HOH 132 503 503 HOH HOH A . E 5 HOH 133 504 504 HOH HOH A . E 5 HOH 134 505 505 HOH HOH A . E 5 HOH 135 506 506 HOH HOH A . E 5 HOH 136 508 508 HOH HOH A . E 5 HOH 137 509 509 HOH HOH A . E 5 HOH 138 510 510 HOH HOH A . E 5 HOH 139 511 511 HOH HOH A . E 5 HOH 140 512 512 HOH HOH A . E 5 HOH 141 513 513 HOH HOH A . E 5 HOH 142 514 514 HOH HOH A . E 5 HOH 143 515 515 HOH HOH A . E 5 HOH 144 516 516 HOH HOH A . E 5 HOH 145 517 517 HOH HOH A . E 5 HOH 146 518 518 HOH HOH A . E 5 HOH 147 521 521 HOH HOH A . E 5 HOH 148 522 522 HOH HOH A . E 5 HOH 149 523 523 HOH HOH A . E 5 HOH 150 524 524 HOH HOH A . # _pdbx_struct_assembly.id 1 _pdbx_struct_assembly.details author_defined_assembly _pdbx_struct_assembly.method_details ? _pdbx_struct_assembly.oligomeric_details monomeric _pdbx_struct_assembly.oligomeric_count 1 # _pdbx_struct_assembly_gen.assembly_id 1 _pdbx_struct_assembly_gen.oper_expression 1 _pdbx_struct_assembly_gen.asym_id_list A,B,C,D,E # _pdbx_struct_oper_list.id 1 _pdbx_struct_oper_list.type 'identity operation' _pdbx_struct_oper_list.name 1_555 _pdbx_struct_oper_list.symmetry_operation x,y,z _pdbx_struct_oper_list.matrix[1][1] 1.0000000000 _pdbx_struct_oper_list.matrix[1][2] 0.0000000000 _pdbx_struct_oper_list.matrix[1][3] 0.0000000000 _pdbx_struct_oper_list.vector[1] 0.0000000000 _pdbx_struct_oper_list.matrix[2][1] 0.0000000000 _pdbx_struct_oper_list.matrix[2][2] 1.0000000000 _pdbx_struct_oper_list.matrix[2][3] 0.0000000000 _pdbx_struct_oper_list.vector[2] 0.0000000000 _pdbx_struct_oper_list.matrix[3][1] 0.0000000000 _pdbx_struct_oper_list.matrix[3][2] 0.0000000000 _pdbx_struct_oper_list.matrix[3][3] 1.0000000000 _pdbx_struct_oper_list.vector[3] 0.0000000000 # 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 1996-12-23 2 'Structure model' 1 1 2008-03-24 3 'Structure model' 1 2 2011-07-13 4 'Structure model' 1 3 2023-08-09 # _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' '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' database_2 2 4 'Structure model' pdbx_initial_refinement_model 3 4 'Structure model' struct_conn 4 4 'Structure model' struct_ref_seq_dif 5 4 'Structure model' struct_site # loop_ _pdbx_audit_revision_item.ordinal _pdbx_audit_revision_item.revision_ordinal _pdbx_audit_revision_item.data_content_type _pdbx_audit_revision_item.item 1 4 'Structure model' '_database_2.pdbx_DOI' 2 4 'Structure model' '_database_2.pdbx_database_accession' 3 4 'Structure model' '_struct_conn.pdbx_leaving_atom_flag' 4 4 'Structure model' '_struct_conn.ptnr1_auth_comp_id' 5 4 'Structure model' '_struct_conn.ptnr1_auth_seq_id' 6 4 'Structure model' '_struct_conn.ptnr1_label_asym_id' 7 4 'Structure model' '_struct_conn.ptnr1_label_atom_id' 8 4 'Structure model' '_struct_conn.ptnr1_label_comp_id' 9 4 'Structure model' '_struct_conn.ptnr1_label_seq_id' 10 4 'Structure model' '_struct_conn.ptnr2_auth_comp_id' 11 4 'Structure model' '_struct_conn.ptnr2_auth_seq_id' 12 4 'Structure model' '_struct_conn.ptnr2_label_asym_id' 13 4 'Structure model' '_struct_conn.ptnr2_label_atom_id' 14 4 'Structure model' '_struct_conn.ptnr2_label_comp_id' 15 4 'Structure model' '_struct_conn.ptnr2_label_seq_id' 16 4 'Structure model' '_struct_ref_seq_dif.details' 17 4 'Structure model' '_struct_site.pdbx_auth_asym_id' 18 4 'Structure model' '_struct_site.pdbx_auth_comp_id' 19 4 'Structure model' '_struct_site.pdbx_auth_seq_id' # loop_ _software.name _software.classification _software.version _software.citation_id _software.pdbx_ordinal MERLOT phasing . ? 1 TNT refinement 5D ? 2 UCSD 'data reduction' . ? 3 UCSD 'data scaling' . ? 4 # loop_ _pdbx_validate_rmsd_bond.id _pdbx_validate_rmsd_bond.PDB_model_num _pdbx_validate_rmsd_bond.auth_atom_id_1 _pdbx_validate_rmsd_bond.auth_asym_id_1 _pdbx_validate_rmsd_bond.auth_comp_id_1 _pdbx_validate_rmsd_bond.auth_seq_id_1 _pdbx_validate_rmsd_bond.PDB_ins_code_1 _pdbx_validate_rmsd_bond.label_alt_id_1 _pdbx_validate_rmsd_bond.auth_atom_id_2 _pdbx_validate_rmsd_bond.auth_asym_id_2 _pdbx_validate_rmsd_bond.auth_comp_id_2 _pdbx_validate_rmsd_bond.auth_seq_id_2 _pdbx_validate_rmsd_bond.PDB_ins_code_2 _pdbx_validate_rmsd_bond.label_alt_id_2 _pdbx_validate_rmsd_bond.bond_value _pdbx_validate_rmsd_bond.bond_target_value _pdbx_validate_rmsd_bond.bond_deviation _pdbx_validate_rmsd_bond.bond_standard_deviation _pdbx_validate_rmsd_bond.linker_flag 1 1 CD A GLU 80 ? ? OE1 A GLU 80 ? ? 1.351 1.252 0.099 0.011 N 2 1 CD A GLU 90 ? ? OE1 A GLU 90 ? ? 1.337 1.252 0.085 0.011 N 3 1 CD A GLU 101 ? ? OE1 A GLU 101 ? ? 1.322 1.252 0.070 0.011 N 4 1 CD A GLU 120 ? ? OE2 A GLU 120 ? ? 1.321 1.252 0.069 0.011 N 5 1 CD A GLU 129 ? ? OE1 A GLU 129 ? ? 1.327 1.252 0.075 0.011 N 6 1 CD A GLU 154 ? ? OE1 A GLU 154 ? ? 1.323 1.252 0.071 0.011 N 7 1 CD A GLU 157 ? ? OE2 A GLU 157 ? ? 1.337 1.252 0.085 0.011 N # 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 CB A LEU 8 ? ? CA A LEU 8 ? ? C A LEU 8 ? ? 98.41 110.20 -11.79 1.90 N 2 1 CB A ASP 11 ? ? CG A ASP 11 ? ? OD1 A ASP 11 ? ? 124.26 118.30 5.96 0.90 N 3 1 NE A ARG 12 ? ? CZ A ARG 12 ? ? NH1 A ARG 12 ? ? 124.11 120.30 3.81 0.50 N 4 1 CB A ASP 27 ? ? CG A ASP 27 ? ? OD1 A ASP 27 ? ? 124.73 118.30 6.43 0.90 N 5 1 CB A ASP 27 ? ? CG A ASP 27 ? ? OD2 A ASP 27 ? ? 109.64 118.30 -8.66 0.90 N 6 1 NE A ARG 33 ? ? CZ A ARG 33 ? ? NH1 A ARG 33 ? ? 126.61 120.30 6.31 0.50 N 7 1 NE A ARG 33 ? ? CZ A ARG 33 ? ? NH2 A ARG 33 ? ? 115.40 120.30 -4.90 0.50 N 8 1 CB A ASP 37 ? ? CG A ASP 37 ? ? OD1 A ASP 37 ? ? 128.21 118.30 9.91 0.90 N 9 1 CB A ASP 37 ? ? CG A ASP 37 ? ? OD2 A ASP 37 ? ? 107.15 118.30 -11.15 0.90 N 10 1 CG A MET 42 ? ? SD A MET 42 ? ? CE A MET 42 ? ? 89.93 100.20 -10.27 1.60 N 11 1 NE A ARG 52 ? ? CZ A ARG 52 ? ? NH1 A ARG 52 ? ? 123.30 120.30 3.00 0.50 N 12 1 CB A ASP 70 ? ? CG A ASP 70 ? ? OD2 A ASP 70 ? ? 111.50 118.30 -6.80 0.90 N 13 1 CB A ASP 87 ? ? CG A ASP 87 ? ? OD1 A ASP 87 ? ? 112.24 118.30 -6.06 0.90 N 14 1 NE A ARG 98 ? ? CZ A ARG 98 ? ? NH1 A ARG 98 ? ? 125.30 120.30 5.00 0.50 N 15 1 CB A ASP 142 ? ? CG A ASP 142 ? ? OD2 A ASP 142 ? ? 123.71 118.30 5.41 0.90 N 16 1 CB A ASP 144 ? ? CG A ASP 144 ? ? OD2 A ASP 144 ? ? 111.41 118.30 -6.89 0.90 N 17 1 NE A ARG 158 ? ? CZ A ARG 158 ? ? NH1 A ARG 158 ? ? 123.57 120.30 3.27 0.50 N # loop_ _pdbx_unobs_or_zero_occ_atoms.id _pdbx_unobs_or_zero_occ_atoms.PDB_model_num _pdbx_unobs_or_zero_occ_atoms.polymer_flag _pdbx_unobs_or_zero_occ_atoms.occupancy_flag _pdbx_unobs_or_zero_occ_atoms.auth_asym_id _pdbx_unobs_or_zero_occ_atoms.auth_comp_id _pdbx_unobs_or_zero_occ_atoms.auth_seq_id _pdbx_unobs_or_zero_occ_atoms.PDB_ins_code _pdbx_unobs_or_zero_occ_atoms.auth_atom_id _pdbx_unobs_or_zero_occ_atoms.label_alt_id _pdbx_unobs_or_zero_occ_atoms.label_asym_id _pdbx_unobs_or_zero_occ_atoms.label_comp_id _pdbx_unobs_or_zero_occ_atoms.label_seq_id _pdbx_unobs_or_zero_occ_atoms.label_atom_id 1 1 Y 0 A GLU 17 ? CB ? A GLU 17 CB 2 1 Y 0 A GLU 17 ? CG ? A GLU 17 CG 3 1 Y 0 A GLU 17 ? CD ? A GLU 17 CD 4 1 Y 0 A GLU 17 ? OE1 ? A GLU 17 OE1 5 1 Y 0 A GLU 17 ? OE2 ? A GLU 17 OE2 6 1 Y 0 A GLU 118 ? CG ? A GLU 118 CG 7 1 Y 0 A GLU 118 ? CD ? A GLU 118 CD 8 1 Y 0 A GLU 118 ? OE1 ? A GLU 118 OE1 9 1 Y 0 A GLU 118 ? OE2 ? A GLU 118 OE2 10 1 Y 0 A GLU 134 ? CD ? A GLU 134 CD 11 1 Y 0 A GLU 134 ? OE1 ? A GLU 134 OE1 12 1 Y 0 A GLU 134 ? OE2 ? A GLU 134 OE2 13 1 Y 0 A ARG 159 ? NE ? A ARG 159 NE 14 1 Y 0 A ARG 159 ? CZ ? A ARG 159 CZ 15 1 Y 0 A ARG 159 ? NH1 ? A ARG 159 NH1 16 1 Y 0 A ARG 159 ? NH2 ? A ARG 159 NH2 17 1 N 1 A BME 162 ? O1 ? C BME 1 O1 18 1 N 1 A NAP 164 ? O4D ? D NAP 1 O4D 19 1 N 1 A NAP 164 ? O3D ? D NAP 1 O3D 20 1 N 1 A NAP 164 ? C2D ? D NAP 1 C2D 21 1 N 1 A NAP 164 ? O2D ? D NAP 1 O2D 22 1 N 1 A NAP 164 ? C1D ? D NAP 1 C1D 23 1 N 1 A NAP 164 ? N1N ? D NAP 1 N1N 24 1 N 1 A NAP 164 ? C2N ? D NAP 1 C2N 25 1 N 1 A NAP 164 ? C3N ? D NAP 1 C3N 26 1 N 1 A NAP 164 ? C7N ? D NAP 1 C7N 27 1 N 1 A NAP 164 ? O7N ? D NAP 1 O7N 28 1 N 1 A NAP 164 ? N7N ? D NAP 1 N7N 29 1 N 1 A NAP 164 ? C4N ? D NAP 1 C4N 30 1 N 1 A NAP 164 ? C5N ? D NAP 1 C5N 31 1 N 1 A NAP 164 ? C6N ? D NAP 1 C6N # loop_ _pdbx_entity_nonpoly.entity_id _pdbx_entity_nonpoly.name _pdbx_entity_nonpoly.comp_id 2 METHOTREXATE MTX 3 BETA-MERCAPTOETHANOL BME 4 'NADP NICOTINAMIDE-ADENINE-DINUCLEOTIDE PHOSPHATE' NAP 5 water HOH # _pdbx_initial_refinement_model.id 1 _pdbx_initial_refinement_model.entity_id_list ? _pdbx_initial_refinement_model.type 'experimental model' _pdbx_initial_refinement_model.source_name PDB _pdbx_initial_refinement_model.accession_code 1RH3 _pdbx_initial_refinement_model.details 'PDB ENTRY 1RH3' #