data_2F2M # _entry.id 2F2M # _audit_conform.dict_name mmcif_pdbx.dic _audit_conform.dict_version 5.281 _audit_conform.dict_location http://mmcif.pdb.org/dictionaries/ascii/mmcif_pdbx.dic # loop_ _database_2.database_id _database_2.database_code PDB 2F2M RCSB RCSB035375 WWPDB D_1000035375 # _pdbx_database_PDB_obs_spr.id OBSLTE _pdbx_database_PDB_obs_spr.date 2006-12-12 _pdbx_database_PDB_obs_spr.pdb_id NONE _pdbx_database_PDB_obs_spr.replace_pdb_id 2F2M _pdbx_database_PDB_obs_spr.details 'STRUCTURE WAS OBSOLETED DUE TO PAPER RETRACTION' # _pdbx_database_status.status_code OBS _pdbx_database_status.entry_id 2F2M _pdbx_database_status.recvd_initial_deposition_date 2005-11-17 _pdbx_database_status.deposit_site RCSB _pdbx_database_status.process_site RCSB _pdbx_database_status.status_code_sf ? _pdbx_database_status.status_code_mr ? _pdbx_database_status.SG_entry ? _pdbx_database_status.status_code_cs ? _pdbx_database_status.methods_development_category ? _pdbx_database_status.pdb_format_compatible Y # loop_ _audit_author.name _audit_author.pdbx_ordinal 'Pornillos, O.' 1 'Chen, Y.J.' 2 'Chen, A.P.' 3 'Chang, G.' 4 # 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 Retraction Science 314 1875 ? 2006 SCIEAS US 0036-8075 0038 ? ? 10.1126/science.314.5807.1875b 1 'X-ray structure of the EmrE multidrug transporter in complex with a substrate' Science 310 1950 1953 2005 SCIEAS US 0036-8075 0038 ? 16373573 10.1126/science.1119776 # loop_ _citation_author.citation_id _citation_author.name _citation_author.ordinal primary 'Pornillos, O.' 1 primary 'Chen, Y.J.' 2 primary 'Chen, A.P.' 3 primary 'Chang, G.' 4 1 'Pornillos, O.' 5 1 'Chen, Y.J.' 6 1 'Chen, A.P.' 7 1 'Chang, G.' 8 # _cell.entry_id 2F2M _cell.length_a 114.832 _cell.length_b 43.701 _cell.length_c 75.685 _cell.angle_alpha 90.00 _cell.angle_beta 108.76 _cell.angle_gamma 90.00 _cell.Z_PDB 8 _cell.pdbx_unique_axis ? _cell.length_a_esd ? _cell.length_b_esd ? _cell.length_c_esd ? _cell.angle_alpha_esd ? _cell.angle_beta_esd ? _cell.angle_gamma_esd ? # _symmetry.entry_id 2F2M _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 _symmetry.space_group_name_Hall ? # 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 'Protein emrE' 12245.555 2 ? ? ? ? 2 non-polymer syn TETRAPHENYLPHOSPHONIUM 339.389 1 ? ? ? ? # _entity_name_com.entity_id 1 _entity_name_com.name 'Methyl viologen resistance protein C, Ethidium resistance protein' # _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 ;GSHMNPYIYLGGAILAEVIGTTLMKFSEGFTRLWPSVGTIICYCASFWLLAQTLAYIPTGIAYAIWSGVGIVLISLLSWG FFGQRLDLPAIIGMMLICAGVLIINLLSRSTPH ; _entity_poly.pdbx_seq_one_letter_code_can ;GSHMNPYIYLGGAILAEVIGTTLMKFSEGFTRLWPSVGTIICYCASFWLLAQTLAYIPTGIAYAIWSGVGIVLISLLSWG FFGQRLDLPAIIGMMLICAGVLIINLLSRSTPH ; _entity_poly.pdbx_strand_id A,B _entity_poly.pdbx_target_identifier ? # loop_ _entity_poly_seq.entity_id _entity_poly_seq.num _entity_poly_seq.mon_id _entity_poly_seq.hetero 1 1 GLY n 1 2 SER n 1 3 HIS n 1 4 MET n 1 5 ASN n 1 6 PRO n 1 7 TYR n 1 8 ILE n 1 9 TYR n 1 10 LEU n 1 11 GLY n 1 12 GLY n 1 13 ALA n 1 14 ILE n 1 15 LEU n 1 16 ALA n 1 17 GLU n 1 18 VAL n 1 19 ILE n 1 20 GLY n 1 21 THR n 1 22 THR n 1 23 LEU n 1 24 MET n 1 25 LYS n 1 26 PHE n 1 27 SER n 1 28 GLU n 1 29 GLY n 1 30 PHE n 1 31 THR n 1 32 ARG n 1 33 LEU n 1 34 TRP n 1 35 PRO n 1 36 SER n 1 37 VAL n 1 38 GLY n 1 39 THR n 1 40 ILE n 1 41 ILE n 1 42 CYS n 1 43 TYR n 1 44 CYS n 1 45 ALA n 1 46 SER n 1 47 PHE n 1 48 TRP n 1 49 LEU n 1 50 LEU n 1 51 ALA n 1 52 GLN n 1 53 THR n 1 54 LEU n 1 55 ALA n 1 56 TYR n 1 57 ILE n 1 58 PRO n 1 59 THR n 1 60 GLY n 1 61 ILE n 1 62 ALA n 1 63 TYR n 1 64 ALA n 1 65 ILE n 1 66 TRP n 1 67 SER n 1 68 GLY n 1 69 VAL n 1 70 GLY n 1 71 ILE n 1 72 VAL n 1 73 LEU n 1 74 ILE n 1 75 SER n 1 76 LEU n 1 77 LEU n 1 78 SER n 1 79 TRP n 1 80 GLY n 1 81 PHE n 1 82 PHE n 1 83 GLY n 1 84 GLN n 1 85 ARG n 1 86 LEU n 1 87 ASP n 1 88 LEU n 1 89 PRO n 1 90 ALA n 1 91 ILE n 1 92 ILE n 1 93 GLY n 1 94 MET n 1 95 MET n 1 96 LEU n 1 97 ILE n 1 98 CYS n 1 99 ALA n 1 100 GLY n 1 101 VAL n 1 102 LEU n 1 103 ILE n 1 104 ILE n 1 105 ASN n 1 106 LEU n 1 107 LEU n 1 108 SER n 1 109 ARG n 1 110 SER n 1 111 THR n 1 112 PRO n 1 113 HIS 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 ? _entity_src_gen.pdbx_gene_src_gene 'emrE, EB, mvrC' _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 '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 ? _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 'BL21(DE3)' _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 PLASMID _entity_src_gen.pdbx_host_org_vector ? _entity_src_gen.host_org_details ? _entity_src_gen.expression_system_id ? _entity_src_gen.plasmid_name pET15b _entity_src_gen.plasmid_details ? _entity_src_gen.pdbx_description ? # _struct_ref.id 1 _struct_ref.db_name UNP _struct_ref.db_code EMRE_ECOLI _struct_ref.pdbx_db_accession P23895 _struct_ref.entity_id 1 _struct_ref.pdbx_seq_one_letter_code ;MNPYIYLGGAILAEVIGTTLMKFSEGFTRLWPSVGTIICYCASFWLLAQTLAYIPTGIAYAIWSGVGIVLISLLSWGFFG QRLDLPAIIGMMLICAGVLIINLLSRSTPH ; _struct_ref.pdbx_align_begin 1 _struct_ref.pdbx_db_isoform ? # 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 2F2M A 4 ? 113 ? P23895 1 ? 110 ? 1 110 2 1 2F2M B 4 ? 113 ? P23895 1 ? 110 ? 1 110 # loop_ _struct_ref_seq_dif.align_id _struct_ref_seq_dif.pdbx_pdb_id_code _struct_ref_seq_dif.mon_id _struct_ref_seq_dif.pdbx_pdb_strand_id _struct_ref_seq_dif.seq_num _struct_ref_seq_dif.pdbx_pdb_ins_code _struct_ref_seq_dif.pdbx_seq_db_name _struct_ref_seq_dif.pdbx_seq_db_accession_code _struct_ref_seq_dif.db_mon_id _struct_ref_seq_dif.pdbx_seq_db_seq_num _struct_ref_seq_dif.details _struct_ref_seq_dif.pdbx_auth_seq_num _struct_ref_seq_dif.pdbx_ordinal 1 2F2M GLY A 1 ? UNP P23895 ? ? 'CLONING ARTIFACT' -2 1 1 2F2M SER A 2 ? UNP P23895 ? ? 'CLONING ARTIFACT' -1 2 1 2F2M HIS A 3 ? UNP P23895 ? ? 'CLONING ARTIFACT' 0 3 2 2F2M GLY B 1 ? UNP P23895 ? ? 'CLONING ARTIFACT' -2 4 2 2F2M SER B 2 ? UNP P23895 ? ? 'CLONING ARTIFACT' -1 5 2 2F2M HIS B 3 ? UNP P23895 ? ? 'CLONING ARTIFACT' 0 6 # 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 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 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 P4P non-polymer . TETRAPHENYLPHOSPHONIUM ? 'C24 H20 P 1' 339.389 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 2F2M _exptl.method 'X-RAY DIFFRACTION' _exptl.crystals_number 4 # _exptl_crystal.id 1 _exptl_crystal.density_meas ? _exptl_crystal.density_Matthews 3.76 _exptl_crystal.density_percent_sol 67.25 _exptl_crystal.description ? _exptl_crystal.F_000 ? _exptl_crystal.preparation ? # _exptl_crystal_grow.crystal_id 1 _exptl_crystal_grow.method ? _exptl_crystal_grow.temp 298 _exptl_crystal_grow.temp_details ? _exptl_crystal_grow.pH 6.80 _exptl_crystal_grow.pdbx_details ;1-3mM protein, 11-14% PEG2000 MME, 100 mM Tris-HCl, 100-200 mM CaCl2, 0.35% nonylglucoside, pH 6.4-6.8, VAPOR DIFFUSION, SITTING DROP, temperature 298K, pH 6.80 ; _exptl_crystal_grow.pdbx_pH_range ? # loop_ _diffrn.id _diffrn.ambient_temp _diffrn.ambient_temp_details _diffrn.crystal_id 1 100.0 ? 1 2 ? ? 1 # loop_ _diffrn_detector.diffrn_id _diffrn_detector.detector _diffrn_detector.type _diffrn_detector.pdbx_collection_date _diffrn_detector.details 1 CCD MARRESEARCH 2005-02-01 ? 2 CCD MARRESEARCH 2005-04-01 ? # _diffrn_radiation.diffrn_id 1 _diffrn_radiation.wavelength_id 1 _diffrn_radiation.pdbx_monochromatic_or_laue_m_l M _diffrn_radiation.monochromator 'BENDING MAGNET' _diffrn_radiation.pdbx_diffrn_protocol 'SINGLE WAVELENGTH' _diffrn_radiation.pdbx_scattering_type x-ray # _diffrn_radiation_wavelength.id 1 _diffrn_radiation_wavelength.wavelength 1.00443 _diffrn_radiation_wavelength.wt 1.0 # _diffrn_source.diffrn_id 1 _diffrn_source.source SYNCHROTRON _diffrn_source.type 'APS/SSRL BEAMLINE 19-ID/11-1' _diffrn_source.pdbx_synchrotron_site APS/SSRL _diffrn_source.pdbx_synchrotron_beamline 19-ID/11-1 _diffrn_source.pdbx_wavelength 1.00443 _diffrn_source.pdbx_wavelength_list ? # _reflns.entry_id 2F2M _reflns.observed_criterion_sigma_I 2.000 _reflns.observed_criterion_sigma_F ? _reflns.d_resolution_low 50.000 _reflns.d_resolution_high 3.700 _reflns.number_obs 2555 _reflns.number_all ? _reflns.percent_possible_obs 64.0 _reflns.pdbx_Rmerge_I_obs 0.077 _reflns.pdbx_Rsym_value 0.045 _reflns.pdbx_netI_over_sigmaI ? _reflns.B_iso_Wilson_estimate ? _reflns.pdbx_redundancy 2.200 _reflns.R_free_details ? _reflns.limit_h_max ? _reflns.limit_h_min ? _reflns.limit_k_max ? _reflns.limit_k_min ? _reflns.limit_l_max ? _reflns.limit_l_min ? _reflns.observed_criterion_F_max ? _reflns.observed_criterion_F_min ? _reflns.pdbx_chi_squared ? _reflns.pdbx_scaling_rejects ? _reflns.pdbx_ordinal 1 _reflns.pdbx_diffrn_id 1 # _reflns_shell.d_res_high 3.70 _reflns_shell.d_res_low 4.50 _reflns_shell.percent_possible_all 65.0 _reflns_shell.Rmerge_I_obs ? _reflns_shell.pdbx_Rsym_value ? _reflns_shell.meanI_over_sigI_obs ? _reflns_shell.pdbx_redundancy ? _reflns_shell.percent_possible_obs ? _reflns_shell.number_unique_all ? _reflns_shell.number_measured_all ? _reflns_shell.number_measured_obs ? _reflns_shell.number_unique_obs ? _reflns_shell.pdbx_chi_squared ? _reflns_shell.pdbx_ordinal 1 _reflns_shell.pdbx_diffrn_id 1 # _refine.entry_id 2F2M _refine.ls_number_reflns_obs 2555 _refine.ls_number_reflns_all 3995 _refine.pdbx_ls_sigma_I ? _refine.pdbx_ls_sigma_F 2.000 _refine.pdbx_data_cutoff_high_absF ? _refine.pdbx_data_cutoff_low_absF ? _refine.pdbx_data_cutoff_high_rms_absF ? _refine.ls_d_res_low 50.00 _refine.ls_d_res_high 3.70 _refine.ls_percent_reflns_obs 98.0 _refine.ls_R_factor_obs 0.282 _refine.ls_R_factor_all ? _refine.ls_R_factor_R_work 0.282 _refine.ls_R_factor_R_free 0.354 _refine.ls_R_factor_R_free_error ? _refine.ls_R_factor_R_free_error_details ? _refine.ls_percent_reflns_R_free 10.000 _refine.ls_number_reflns_R_free 255 _refine.ls_number_parameters ? _refine.ls_number_restraints ? _refine.occupancy_min ? _refine.occupancy_max ? _refine.correlation_coeff_Fo_to_Fc ? _refine.correlation_coeff_Fo_to_Fc_free ? _refine.B_iso_mean ? _refine.aniso_B[1][1] ? _refine.aniso_B[2][2] ? _refine.aniso_B[3][3] ? _refine.aniso_B[1][2] ? _refine.aniso_B[1][3] ? _refine.aniso_B[2][3] ? _refine.solvent_model_details ? _refine.solvent_model_param_ksol ? _refine.solvent_model_param_bsol ? _refine.pdbx_solvent_vdw_probe_radii ? _refine.pdbx_solvent_ion_probe_radii ? _refine.pdbx_solvent_shrinkage_radii ? _refine.pdbx_ls_cross_valid_method 'R FREE' _refine.details 'B values set uniformly to 40%' _refine.pdbx_starting_model ? _refine.pdbx_method_to_determine_struct SAD _refine.pdbx_isotropic_thermal_model ? _refine.pdbx_stereochemistry_target_values 'Engh & Huber' _refine.pdbx_stereochem_target_val_spec_case ? _refine.pdbx_R_Free_selection_details RANDOM _refine.pdbx_overall_ESU_R ? _refine.pdbx_overall_ESU_R_Free ? _refine.overall_SU_ML ? _refine.overall_SU_B ? _refine.ls_redundancy_reflns_obs ? _refine.B_iso_min ? _refine.B_iso_max ? _refine.overall_SU_R_Cruickshank_DPI ? _refine.overall_SU_R_free ? _refine.ls_wR_factor_R_free ? _refine.ls_wR_factor_R_work ? _refine.overall_FOM_free_R_set ? _refine.overall_FOM_work_R_set ? _refine.pdbx_overall_phase_error ? _refine.pdbx_diffrn_id 1 _refine.pdbx_refine_id 'X-RAY DIFFRACTION' _refine.pdbx_TLS_residual_ADP_flag ? _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 1614 _refine_hist.pdbx_number_atoms_nucleic_acid 0 _refine_hist.pdbx_number_atoms_ligand 25 _refine_hist.number_atoms_solvent 0 _refine_hist.number_atoms_total 1639 _refine_hist.d_res_high 3.70 _refine_hist.d_res_low 50.00 # 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_restraint_function _refine_ls_restr.pdbx_refine_id x_bond_d 0.030 ? ? ? ? 'X-RAY DIFFRACTION' x_bond_d_na ? ? ? ? ? 'X-RAY DIFFRACTION' x_bond_d_prot ? ? ? ? ? 'X-RAY DIFFRACTION' x_angle_d ? ? ? ? ? 'X-RAY DIFFRACTION' x_angle_d_na ? ? ? ? ? 'X-RAY DIFFRACTION' x_angle_d_prot ? ? ? ? ? 'X-RAY DIFFRACTION' x_angle_deg 1.50 ? ? ? ? 'X-RAY DIFFRACTION' x_angle_deg_na ? ? ? ? ? 'X-RAY DIFFRACTION' x_angle_deg_prot ? ? ? ? ? 'X-RAY DIFFRACTION' x_dihedral_angle_d 0.02 ? ? ? ? 'X-RAY DIFFRACTION' x_dihedral_angle_d_na ? ? ? ? ? 'X-RAY DIFFRACTION' x_dihedral_angle_d_prot ? ? ? ? ? 'X-RAY DIFFRACTION' x_improper_angle_d ? ? ? ? ? 'X-RAY DIFFRACTION' x_improper_angle_d_na ? ? ? ? ? 'X-RAY DIFFRACTION' x_improper_angle_d_prot ? ? ? ? ? 'X-RAY DIFFRACTION' x_mcbond_it ? ? ? ? ? 'X-RAY DIFFRACTION' x_mcangle_it ? ? ? ? ? 'X-RAY DIFFRACTION' x_scbond_it ? ? ? ? ? 'X-RAY DIFFRACTION' x_scangle_it ? ? ? ? ? 'X-RAY DIFFRACTION' # _struct.entry_id 2F2M _struct.title 'X-ray crystal structure of the EmrE multidrug transporter in complex with TPP' _struct.pdbx_descriptor 'Protein emrE' _struct.pdbx_model_details ? _struct.pdbx_CASP_flag ? _struct.pdbx_model_type_details ? # _struct_keywords.entry_id 2F2M _struct_keywords.pdbx_keywords 'TRANSPORT PROTEIN' _struct_keywords.text 'multidrug transporter, antiparallel dimer, transporter-substrate complex, TRANSPORT PROTEIN' # 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 ? # _struct_biol.id 1 _struct_biol.details 'Each asymmetric unit represents the putative structural and functional unit of the EmrE transporter.' _struct_biol.pdbx_parent_biol_id ? # 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 1 ILE A 8 ? THR A 31 ? ILE A 5 THR A 28 1 ? 24 HELX_P HELX_P2 2 TRP A 34 ? ALA A 55 ? TRP A 31 ALA A 52 1 ? 22 HELX_P HELX_P3 3 TYR A 63 ? GLY A 80 ? TYR A 60 GLY A 77 1 ? 18 HELX_P HELX_P4 4 LEU A 88 ? THR A 111 ? LEU A 85 THR A 108 1 ? 24 HELX_P HELX_P5 5 ILE B 8 ? GLU B 28 ? ILE B 5 GLU B 25 1 ? 21 HELX_P HELX_P6 6 TRP B 34 ? ALA B 55 ? TRP B 31 ALA B 52 1 ? 22 HELX_P HELX_P7 7 GLY B 60 ? PHE B 82 ? GLY B 57 PHE B 79 1 ? 23 HELX_P HELX_P8 8 ALA B 90 ? THR B 111 ? ALA B 87 THR B 108 1 ? 22 # _struct_conf_type.id HELX_P _struct_conf_type.criteria ? _struct_conf_type.reference ? # _struct_site.id AC1 _struct_site.pdbx_evidence_code Software _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 6 _struct_site.details 'BINDING SITE FOR RESIDUE P4P A 201' # 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 ALA A 16 ? ALA A 13 . ? 1_555 ? 2 AC1 6 GLU A 17 ? GLU A 14 . ? 1_555 ? 3 AC1 6 ILE A 19 ? ILE A 16 . ? 1_555 ? 4 AC1 6 GLY A 20 ? GLY A 17 . ? 1_555 ? 5 AC1 6 LEU A 23 ? LEU A 20 . ? 1_555 ? 6 AC1 6 LEU A 50 ? LEU A 47 . ? 1_555 ? # _database_PDB_matrix.entry_id 2F2M _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 2F2M _atom_sites.fract_transf_matrix[1][1] 0.008708 _atom_sites.fract_transf_matrix[1][2] 0.000000 _atom_sites.fract_transf_matrix[1][3] 0.002958 _atom_sites.fract_transf_matrix[2][1] 0.000000 _atom_sites.fract_transf_matrix[2][2] 0.022883 _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] 0.013954 _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 GLY 1 -2 ? ? ? A . n A 1 2 SER 2 -1 ? ? ? A . n A 1 3 HIS 3 0 ? ? ? A . n A 1 4 MET 4 1 ? ? ? A . n A 1 5 ASN 5 2 ? ? ? A . n A 1 6 PRO 6 3 ? ? ? A . n A 1 7 TYR 7 4 ? ? ? A . n A 1 8 ILE 8 5 5 ILE ILE A . n A 1 9 TYR 9 6 6 TYR TYR A . n A 1 10 LEU 10 7 7 LEU LEU A . n A 1 11 GLY 11 8 8 GLY GLY A . n A 1 12 GLY 12 9 9 GLY GLY A . n A 1 13 ALA 13 10 10 ALA ALA A . n A 1 14 ILE 14 11 11 ILE ILE A . n A 1 15 LEU 15 12 12 LEU LEU A . n A 1 16 ALA 16 13 13 ALA ALA A . n A 1 17 GLU 17 14 14 GLU GLU A . n A 1 18 VAL 18 15 15 VAL VAL A . n A 1 19 ILE 19 16 16 ILE ILE A . n A 1 20 GLY 20 17 17 GLY GLY A . n A 1 21 THR 21 18 18 THR THR A . n A 1 22 THR 22 19 19 THR THR A . n A 1 23 LEU 23 20 20 LEU LEU A . n A 1 24 MET 24 21 21 MET MET A . n A 1 25 LYS 25 22 22 LYS LYS A . n A 1 26 PHE 26 23 23 PHE PHE A . n A 1 27 SER 27 24 24 SER SER A . n A 1 28 GLU 28 25 25 GLU GLU A . n A 1 29 GLY 29 26 26 GLY GLY A . n A 1 30 PHE 30 27 27 PHE PHE A . n A 1 31 THR 31 28 28 THR THR A . n A 1 32 ARG 32 29 29 ARG ARG A . n A 1 33 LEU 33 30 30 LEU LEU A . n A 1 34 TRP 34 31 31 TRP TRP A . n A 1 35 PRO 35 32 32 PRO PRO A . n A 1 36 SER 36 33 33 SER SER A . n A 1 37 VAL 37 34 34 VAL VAL A . n A 1 38 GLY 38 35 35 GLY GLY A . n A 1 39 THR 39 36 36 THR THR A . n A 1 40 ILE 40 37 37 ILE ILE A . n A 1 41 ILE 41 38 38 ILE ILE A . n A 1 42 CYS 42 39 39 CYS CYS A . n A 1 43 TYR 43 40 40 TYR TYR A . n A 1 44 CYS 44 41 41 CYS CYS A . n A 1 45 ALA 45 42 42 ALA ALA A . n A 1 46 SER 46 43 43 SER SER A . n A 1 47 PHE 47 44 44 PHE PHE A . n A 1 48 TRP 48 45 45 TRP TRP A . n A 1 49 LEU 49 46 46 LEU LEU A . n A 1 50 LEU 50 47 47 LEU LEU A . n A 1 51 ALA 51 48 48 ALA ALA A . n A 1 52 GLN 52 49 49 GLN GLN A . n A 1 53 THR 53 50 50 THR THR A . n A 1 54 LEU 54 51 51 LEU LEU A . n A 1 55 ALA 55 52 52 ALA ALA A . n A 1 56 TYR 56 53 53 TYR TYR A . n A 1 57 ILE 57 54 54 ILE ILE A . n A 1 58 PRO 58 55 55 PRO PRO A . n A 1 59 THR 59 56 56 THR THR A . n A 1 60 GLY 60 57 57 GLY GLY A . n A 1 61 ILE 61 58 58 ILE ILE A . n A 1 62 ALA 62 59 59 ALA ALA A . n A 1 63 TYR 63 60 60 TYR TYR A . n A 1 64 ALA 64 61 61 ALA ALA A . n A 1 65 ILE 65 62 62 ILE ILE A . n A 1 66 TRP 66 63 63 TRP TRP A . n A 1 67 SER 67 64 64 SER SER A . n A 1 68 GLY 68 65 65 GLY GLY A . n A 1 69 VAL 69 66 66 VAL VAL A . n A 1 70 GLY 70 67 67 GLY GLY A . n A 1 71 ILE 71 68 68 ILE ILE A . n A 1 72 VAL 72 69 69 VAL VAL A . n A 1 73 LEU 73 70 70 LEU LEU A . n A 1 74 ILE 74 71 71 ILE ILE A . n A 1 75 SER 75 72 72 SER SER A . n A 1 76 LEU 76 73 73 LEU LEU A . n A 1 77 LEU 77 74 74 LEU LEU A . n A 1 78 SER 78 75 75 SER SER A . n A 1 79 TRP 79 76 76 TRP TRP A . n A 1 80 GLY 80 77 77 GLY GLY A . n A 1 81 PHE 81 78 78 PHE PHE A . n A 1 82 PHE 82 79 79 PHE PHE A . n A 1 83 GLY 83 80 80 GLY GLY A . n A 1 84 GLN 84 81 81 GLN GLN A . n A 1 85 ARG 85 82 82 ARG ARG A . n A 1 86 LEU 86 83 83 LEU LEU A . n A 1 87 ASP 87 84 84 ASP ASP A . n A 1 88 LEU 88 85 85 LEU LEU A . n A 1 89 PRO 89 86 86 PRO PRO A . n A 1 90 ALA 90 87 87 ALA ALA A . n A 1 91 ILE 91 88 88 ILE ILE A . n A 1 92 ILE 92 89 89 ILE ILE A . n A 1 93 GLY 93 90 90 GLY GLY A . n A 1 94 MET 94 91 91 MET MET A . n A 1 95 MET 95 92 92 MET MET A . n A 1 96 LEU 96 93 93 LEU LEU A . n A 1 97 ILE 97 94 94 ILE ILE A . n A 1 98 CYS 98 95 95 CYS CYS A . n A 1 99 ALA 99 96 96 ALA ALA A . n A 1 100 GLY 100 97 97 GLY GLY A . n A 1 101 VAL 101 98 98 VAL VAL A . n A 1 102 LEU 102 99 99 LEU LEU A . n A 1 103 ILE 103 100 100 ILE ILE A . n A 1 104 ILE 104 101 101 ILE ILE A . n A 1 105 ASN 105 102 102 ASN ASN A . n A 1 106 LEU 106 103 103 LEU LEU A . n A 1 107 LEU 107 104 104 LEU LEU A . n A 1 108 SER 108 105 105 SER SER A . n A 1 109 ARG 109 106 106 ARG ARG A . n A 1 110 SER 110 107 107 SER SER A . n A 1 111 THR 111 108 108 THR THR A . n A 1 112 PRO 112 109 109 PRO PRO A . n A 1 113 HIS 113 110 110 HIS HIS A . n B 1 1 GLY 1 -2 ? ? ? B . n B 1 2 SER 2 -1 ? ? ? B . n B 1 3 HIS 3 0 ? ? ? B . n B 1 4 MET 4 1 ? ? ? B . n B 1 5 ASN 5 2 ? ? ? B . n B 1 6 PRO 6 3 ? ? ? B . n B 1 7 TYR 7 4 ? ? ? B . n B 1 8 ILE 8 5 5 ILE ILE B . n B 1 9 TYR 9 6 6 TYR TYR B . n B 1 10 LEU 10 7 7 LEU LEU B . n B 1 11 GLY 11 8 8 GLY GLY B . n B 1 12 GLY 12 9 9 GLY GLY B . n B 1 13 ALA 13 10 10 ALA ALA B . n B 1 14 ILE 14 11 11 ILE ILE B . n B 1 15 LEU 15 12 12 LEU LEU B . n B 1 16 ALA 16 13 13 ALA ALA B . n B 1 17 GLU 17 14 14 GLU GLU B . n B 1 18 VAL 18 15 15 VAL VAL B . n B 1 19 ILE 19 16 16 ILE ILE B . n B 1 20 GLY 20 17 17 GLY GLY B . n B 1 21 THR 21 18 18 THR THR B . n B 1 22 THR 22 19 19 THR THR B . n B 1 23 LEU 23 20 20 LEU LEU B . n B 1 24 MET 24 21 21 MET MET B . n B 1 25 LYS 25 22 22 LYS LYS B . n B 1 26 PHE 26 23 23 PHE PHE B . n B 1 27 SER 27 24 24 SER SER B . n B 1 28 GLU 28 25 25 GLU GLU B . n B 1 29 GLY 29 26 26 GLY GLY B . n B 1 30 PHE 30 27 27 PHE PHE B . n B 1 31 THR 31 28 28 THR THR B . n B 1 32 ARG 32 29 29 ARG ARG B . n B 1 33 LEU 33 30 30 LEU LEU B . n B 1 34 TRP 34 31 31 TRP TRP B . n B 1 35 PRO 35 32 32 PRO PRO B . n B 1 36 SER 36 33 33 SER SER B . n B 1 37 VAL 37 34 34 VAL VAL B . n B 1 38 GLY 38 35 35 GLY GLY B . n B 1 39 THR 39 36 36 THR THR B . n B 1 40 ILE 40 37 37 ILE ILE B . n B 1 41 ILE 41 38 38 ILE ILE B . n B 1 42 CYS 42 39 39 CYS CYS B . n B 1 43 TYR 43 40 40 TYR TYR B . n B 1 44 CYS 44 41 41 CYS CYS B . n B 1 45 ALA 45 42 42 ALA ALA B . n B 1 46 SER 46 43 43 SER SER B . n B 1 47 PHE 47 44 44 PHE PHE B . n B 1 48 TRP 48 45 45 TRP TRP B . n B 1 49 LEU 49 46 46 LEU LEU B . n B 1 50 LEU 50 47 47 LEU LEU B . n B 1 51 ALA 51 48 48 ALA ALA B . n B 1 52 GLN 52 49 49 GLN GLN B . n B 1 53 THR 53 50 50 THR THR B . n B 1 54 LEU 54 51 51 LEU LEU B . n B 1 55 ALA 55 52 52 ALA ALA B . n B 1 56 TYR 56 53 53 TYR TYR B . n B 1 57 ILE 57 54 54 ILE ILE B . n B 1 58 PRO 58 55 55 PRO PRO B . n B 1 59 THR 59 56 56 THR THR B . n B 1 60 GLY 60 57 57 GLY GLY B . n B 1 61 ILE 61 58 58 ILE ILE B . n B 1 62 ALA 62 59 59 ALA ALA B . n B 1 63 TYR 63 60 60 TYR TYR B . n B 1 64 ALA 64 61 61 ALA ALA B . n B 1 65 ILE 65 62 62 ILE ILE B . n B 1 66 TRP 66 63 63 TRP TRP B . n B 1 67 SER 67 64 64 SER SER B . n B 1 68 GLY 68 65 65 GLY GLY B . n B 1 69 VAL 69 66 66 VAL VAL B . n B 1 70 GLY 70 67 67 GLY GLY B . n B 1 71 ILE 71 68 68 ILE ILE B . n B 1 72 VAL 72 69 69 VAL VAL B . n B 1 73 LEU 73 70 70 LEU LEU B . n B 1 74 ILE 74 71 71 ILE ILE B . n B 1 75 SER 75 72 72 SER SER B . n B 1 76 LEU 76 73 73 LEU LEU B . n B 1 77 LEU 77 74 74 LEU LEU B . n B 1 78 SER 78 75 75 SER SER B . n B 1 79 TRP 79 76 76 TRP TRP B . n B 1 80 GLY 80 77 77 GLY GLY B . n B 1 81 PHE 81 78 78 PHE PHE B . n B 1 82 PHE 82 79 79 PHE PHE B . n B 1 83 GLY 83 80 80 GLY GLY B . n B 1 84 GLN 84 81 81 GLN GLN B . n B 1 85 ARG 85 82 82 ARG ARG B . n B 1 86 LEU 86 83 83 LEU LEU B . n B 1 87 ASP 87 84 84 ASP ASP B . n B 1 88 LEU 88 85 85 LEU LEU B . n B 1 89 PRO 89 86 86 PRO PRO B . n B 1 90 ALA 90 87 87 ALA ALA B . n B 1 91 ILE 91 88 88 ILE ILE B . n B 1 92 ILE 92 89 89 ILE ILE B . n B 1 93 GLY 93 90 90 GLY GLY B . n B 1 94 MET 94 91 91 MET MET B . n B 1 95 MET 95 92 92 MET MET B . n B 1 96 LEU 96 93 93 LEU LEU B . n B 1 97 ILE 97 94 94 ILE ILE B . n B 1 98 CYS 98 95 95 CYS CYS B . n B 1 99 ALA 99 96 96 ALA ALA B . n B 1 100 GLY 100 97 97 GLY GLY B . n B 1 101 VAL 101 98 98 VAL VAL B . n B 1 102 LEU 102 99 99 LEU LEU B . n B 1 103 ILE 103 100 100 ILE ILE B . n B 1 104 ILE 104 101 101 ILE ILE B . n B 1 105 ASN 105 102 102 ASN ASN B . n B 1 106 LEU 106 103 103 LEU LEU B . n B 1 107 LEU 107 104 104 LEU LEU B . n B 1 108 SER 108 105 105 SER SER B . n B 1 109 ARG 109 106 106 ARG ARG B . n B 1 110 SER 110 107 107 SER SER B . n B 1 111 THR 111 108 108 THR THR B . n B 1 112 PRO 112 109 109 PRO PRO B . n B 1 113 HIS 113 110 110 HIS HIS B . n # _pdbx_nonpoly_scheme.asym_id C _pdbx_nonpoly_scheme.entity_id 2 _pdbx_nonpoly_scheme.mon_id P4P _pdbx_nonpoly_scheme.ndb_seq_num 1 _pdbx_nonpoly_scheme.pdb_seq_num 201 _pdbx_nonpoly_scheme.auth_seq_num 1 _pdbx_nonpoly_scheme.pdb_mon_id P4P _pdbx_nonpoly_scheme.auth_mon_id P4P _pdbx_nonpoly_scheme.pdb_strand_id A _pdbx_nonpoly_scheme.pdb_ins_code . # 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 2005-12-27 2 'Structure model' 1 1 2006-12-12 # loop_ _pdbx_audit_revision_details.ordinal _pdbx_audit_revision_details.revision_ordinal _pdbx_audit_revision_details.data_content_type _pdbx_audit_revision_details.provider _pdbx_audit_revision_details.type _pdbx_audit_revision_details.description 1 1 'Structure model' repository 'Initial release' ? 2 2 'Structure model' repository Obsolete ? # loop_ _software.name _software.classification _software.version _software.citation_id _software.pdbx_ordinal DENZO 'data collection' . ? 1 SCALEPACK 'data reduction' . ? 2 PHASES 'model building' . ? 3 X-PLOR refinement 3.851 ? 4 # loop_ _pdbx_validate_torsion.id _pdbx_validate_torsion.PDB_model_num _pdbx_validate_torsion.auth_comp_id _pdbx_validate_torsion.auth_asym_id _pdbx_validate_torsion.auth_seq_id _pdbx_validate_torsion.PDB_ins_code _pdbx_validate_torsion.label_alt_id _pdbx_validate_torsion.phi _pdbx_validate_torsion.psi 1 1 TYR A 6 ? ? -34.95 -81.52 2 1 ALA A 13 ? ? -58.54 -79.03 3 1 GLU A 14 ? ? -28.44 -46.59 4 1 VAL A 15 ? ? -63.10 -74.69 5 1 THR A 28 ? ? -76.89 -157.67 6 1 ARG A 29 ? ? 69.46 85.50 7 1 LEU A 30 ? ? 89.71 36.02 8 1 PRO A 32 ? ? -53.25 -121.25 9 1 ALA A 52 ? ? -67.13 96.56 10 1 TYR A 53 ? ? -47.06 91.81 11 1 ILE A 54 ? ? -146.41 -56.26 12 1 ILE A 58 ? ? -98.47 36.90 13 1 ALA A 61 ? ? -20.79 -59.71 14 1 ASP A 84 ? ? -59.61 78.25 15 1 THR A 108 ? ? -132.97 -62.49 16 1 GLU B 25 ? ? -99.27 34.73 17 1 THR B 28 ? ? -159.90 71.96 18 1 LEU B 30 ? ? 177.86 151.81 19 1 PRO B 32 ? ? -36.19 -35.53 20 1 SER B 33 ? ? -48.66 -76.22 21 1 ILE B 54 ? ? 169.60 96.97 22 1 LEU B 83 ? ? 38.35 57.69 23 1 ASP B 84 ? ? 7.14 86.73 24 1 SER B 107 ? ? -72.72 -74.31 # loop_ _pdbx_unobs_or_zero_occ_residues.id _pdbx_unobs_or_zero_occ_residues.PDB_model_num _pdbx_unobs_or_zero_occ_residues.polymer_flag _pdbx_unobs_or_zero_occ_residues.occupancy_flag _pdbx_unobs_or_zero_occ_residues.auth_asym_id _pdbx_unobs_or_zero_occ_residues.auth_comp_id _pdbx_unobs_or_zero_occ_residues.auth_seq_id _pdbx_unobs_or_zero_occ_residues.PDB_ins_code _pdbx_unobs_or_zero_occ_residues.label_asym_id _pdbx_unobs_or_zero_occ_residues.label_comp_id _pdbx_unobs_or_zero_occ_residues.label_seq_id 1 1 Y 1 A GLY -2 ? A GLY 1 2 1 Y 1 A SER -1 ? A SER 2 3 1 Y 1 A HIS 0 ? A HIS 3 4 1 Y 1 A MET 1 ? A MET 4 5 1 Y 1 A ASN 2 ? A ASN 5 6 1 Y 1 A PRO 3 ? A PRO 6 7 1 Y 1 A TYR 4 ? A TYR 7 8 1 Y 1 B GLY -2 ? B GLY 1 9 1 Y 1 B SER -1 ? B SER 2 10 1 Y 1 B HIS 0 ? B HIS 3 11 1 Y 1 B MET 1 ? B MET 4 12 1 Y 1 B ASN 2 ? B ASN 5 13 1 Y 1 B PRO 3 ? B PRO 6 14 1 Y 1 B TYR 4 ? B TYR 7 # _pdbx_entity_nonpoly.entity_id 2 _pdbx_entity_nonpoly.name TETRAPHENYLPHOSPHONIUM _pdbx_entity_nonpoly.comp_id P4P #