data_RXM # _chem_comp.id RXM _chem_comp.name ;(2S,16Z,18E,20S,21S,22R,23R,24R,25S,26R,27S,28E)-5,6,21,23-tetrahydroxy-27-methoxy-2,4,11,16,20,22,24,26-octamethyl-1,1 5-dioxo-1,2-dihydro-2,7-(epoxypentadeca[1,11,13]trienoimino)furo[2'',3'':7',8']naphtho[1',2':4,5]imidazo[1,2-a]pyridin-2 5-yl acetate ; _chem_comp.type NON-POLYMER _chem_comp.pdbx_type HETAIN _chem_comp.formula "C43 H51 N3 O11" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms Rifaximin _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2017-10-26 _chem_comp.pdbx_modified_date 2020-06-17 _chem_comp.pdbx_ambiguous_flag N _chem_comp.pdbx_release_status REL _chem_comp.pdbx_replaced_by ? _chem_comp.pdbx_replaces ? _chem_comp.formula_weight 785.879 _chem_comp.one_letter_code ? _chem_comp.three_letter_code RXM _chem_comp.pdbx_model_coordinates_details ? _chem_comp.pdbx_model_coordinates_missing_flag N _chem_comp.pdbx_ideal_coordinates_details Corina _chem_comp.pdbx_ideal_coordinates_missing_flag N _chem_comp.pdbx_model_coordinates_db_code 6BEE _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site RCSB # # loop_ _chem_comp_atom.comp_id _chem_comp_atom.atom_id _chem_comp_atom.alt_atom_id _chem_comp_atom.type_symbol _chem_comp_atom.charge _chem_comp_atom.pdbx_align _chem_comp_atom.pdbx_aromatic_flag _chem_comp_atom.pdbx_leaving_atom_flag _chem_comp_atom.pdbx_stereo_config _chem_comp_atom.model_Cartn_x _chem_comp_atom.model_Cartn_y _chem_comp_atom.model_Cartn_z _chem_comp_atom.pdbx_model_Cartn_x_ideal _chem_comp_atom.pdbx_model_Cartn_y_ideal _chem_comp_atom.pdbx_model_Cartn_z_ideal _chem_comp_atom.pdbx_component_atom_id _chem_comp_atom.pdbx_component_comp_id _chem_comp_atom.pdbx_ordinal RXM N1 N1 N 0 1 N N N 92.865 100.754 42.761 92.865 100.754 42.761 N1 RXM 1 RXM C2 C1 C 0 1 Y N N 92.758 102.134 43.036 92.758 102.134 43.036 C2 RXM 2 RXM O11 O1 O 0 1 N N N 90.851 100.176 43.474 90.851 100.176 43.474 O11 RXM 3 RXM C15 C2 C 0 1 N N N 91.949 99.795 43.027 91.949 99.795 43.027 C15 RXM 4 RXM C16 C3 C 0 1 N N N 92.149 98.338 42.845 92.149 98.338 42.845 C16 RXM 5 RXM C30 C4 C 0 1 N N N 91.018 97.376 43.182 91.018 97.376 43.182 C30 RXM 6 RXM C17 C5 C 0 1 N N N 93.289 97.703 42.387 93.289 97.703 42.387 C17 RXM 7 RXM C18 C6 C 0 1 N N N 94.621 98.173 41.962 94.621 98.173 41.962 C18 RXM 8 RXM C19 C7 C 0 1 N N N 94.950 99.104 41.052 94.950 99.104 41.052 C19 RXM 9 RXM C20 C8 C 0 1 N N S 96.396 99.488 40.736 96.396 99.488 40.736 C20 RXM 10 RXM C31 C9 C 0 1 N N N 97.280 99.349 42.012 97.280 99.349 42.012 C31 RXM 11 RXM C21 C10 C 0 1 N N S 96.429 100.958 40.284 96.429 100.958 40.284 C21 RXM 12 RXM O10 O2 O 0 1 N N N 95.820 101.046 38.985 95.820 101.046 38.985 O10 RXM 13 RXM C22 C11 C 0 1 N N R 97.823 101.681 40.356 97.823 101.681 40.356 C22 RXM 14 RXM C32 C12 C 0 1 N N N 98.830 101.111 39.333 98.830 101.111 39.333 C32 RXM 15 RXM C23 C13 C 0 1 N N R 97.715 103.242 40.242 97.715 103.242 40.242 C23 RXM 16 RXM O9 O3 O 0 1 N N N 97.630 103.671 38.865 97.630 103.671 38.865 O9 RXM 17 RXM C24 C14 C 0 1 N N R 96.576 103.908 41.032 96.576 103.908 41.032 C24 RXM 18 RXM C33 C15 C 0 1 N N N 96.551 103.504 42.510 96.551 103.504 42.510 C33 RXM 19 RXM C25 C16 C 0 1 N N S 96.548 105.456 40.911 96.548 105.456 40.911 C25 RXM 20 RXM O7 O4 O 0 1 N N N 97.577 106.010 41.809 97.577 106.010 41.809 O7 RXM 21 RXM C35 C17 C 0 1 N N N 98.825 106.348 41.409 98.825 106.348 41.409 C35 RXM 22 RXM O8 O5 O 0 1 N N N 99.304 106.015 40.335 99.304 106.015 40.335 O8 RXM 23 RXM C36 C18 C 0 1 N N N 99.654 107.169 42.346 99.654 107.169 42.346 C36 RXM 24 RXM C26 C19 C 0 1 N N R 95.201 106.228 41.037 95.201 106.228 41.037 C26 RXM 25 RXM C34 C20 C 0 1 N N N 94.155 105.807 39.976 94.155 105.807 39.976 C34 RXM 26 RXM C27 C21 C 0 1 N N S 95.454 107.778 41.013 95.454 107.778 41.013 C27 RXM 27 RXM O6 O6 O 0 1 N N N 95.409 108.343 39.692 95.409 108.343 39.692 O6 RXM 28 RXM C37 C22 C 0 1 N N N 96.752 108.623 39.292 96.752 108.623 39.292 C37 RXM 29 RXM C28 C23 C 0 1 N N N 94.533 108.481 42.019 94.533 108.481 42.019 C28 RXM 30 RXM C29 C24 C 0 1 N N N 94.910 108.880 43.253 94.910 108.880 43.253 C29 RXM 31 RXM O5 O7 O 0 1 N N N 94.068 109.511 44.213 94.068 109.511 44.213 O5 RXM 32 RXM C12 C25 C 0 1 N N S 92.914 108.733 44.656 92.914 108.733 44.656 C12 RXM 33 RXM O3 O8 O 0 1 N N N 91.814 108.633 43.721 91.814 108.633 43.721 O3 RXM 34 RXM C6 C26 C 0 1 Y N N 91.705 107.335 43.295 91.705 107.335 43.295 C6 RXM 35 RXM C13 C27 C 0 1 N N N 92.310 109.230 45.991 92.310 109.230 45.991 C13 RXM 36 RXM C11 C28 C 0 1 N N N 93.404 107.312 44.923 93.404 107.312 44.923 C11 RXM 37 RXM O4 O9 O 0 1 N N N 94.281 107.040 45.724 94.281 107.040 45.724 O4 RXM 38 RXM C5 C29 C 0 1 Y N N 92.630 106.445 43.975 92.630 106.445 43.975 C5 RXM 39 RXM C10 C30 C 0 1 Y N N 92.652 105.037 43.677 92.652 105.037 43.677 C10 RXM 40 RXM C9 C31 C 0 1 Y N N 91.734 104.512 42.651 91.734 104.512 42.651 C9 RXM 41 RXM C8 C32 C 0 1 Y N N 90.822 105.427 41.982 90.822 105.427 41.982 C8 RXM 42 RXM O2 O10 O 0 1 N N N 89.953 104.990 41.023 89.953 104.990 41.023 O2 RXM 43 RXM C7 C33 C 0 1 Y N N 90.820 106.816 42.311 90.820 106.816 42.311 C7 RXM 44 RXM C14 C34 C 0 1 N N N 89.872 107.778 41.618 89.872 107.778 41.618 C14 RXM 45 RXM C1 C35 C 0 1 Y N N 91.782 103.027 42.334 91.782 103.027 42.334 C1 RXM 46 RXM O1 O11 O 0 1 N N N 91.028 102.536 41.487 91.028 102.536 41.487 O1 RXM 47 RXM C4 C36 C 0 1 Y N N 93.613 104.095 44.335 93.613 104.095 44.335 C4 RXM 48 RXM N3 N2 N 0 1 Y N N 94.527 104.336 45.226 94.527 104.336 45.226 N3 RXM 49 RXM C38 C37 C 0 1 Y N N 95.262 103.153 45.575 95.262 103.153 45.575 C38 RXM 50 RXM N2 N3 N 0 1 Y N N 94.669 102.061 44.766 94.669 102.061 44.766 N2 RXM 51 RXM C3 C38 C 0 1 Y N N 93.653 102.641 43.996 93.653 102.641 43.996 C3 RXM 52 RXM C39 C39 C 0 1 Y N N 96.316 102.934 46.460 96.316 102.934 46.460 C39 RXM 53 RXM C40 C40 C 0 1 Y N N 96.836 101.639 46.573 96.836 101.639 46.573 C40 RXM 54 RXM C41 C41 C 0 1 Y N N 95.229 100.833 44.938 95.229 100.833 44.938 C41 RXM 55 RXM C42 C42 C 0 1 Y N N 96.294 100.590 45.811 96.294 100.590 45.811 C42 RXM 56 RXM C43 C43 C 0 1 N N N 97.984 101.358 47.519 97.984 101.358 47.519 C43 RXM 57 RXM H1 H1 H 0 1 N N N 93.711 100.452 42.321 93.711 100.452 42.321 H1 RXM 58 RXM H3 H3 H 0 1 N N N 90.146 97.945 43.538 90.146 97.945 43.538 H3 RXM 59 RXM H4 H4 H 0 1 N N N 90.741 96.806 42.283 90.741 96.806 42.283 H4 RXM 60 RXM H5 H5 H 0 1 N N N 91.349 96.682 43.968 91.349 96.682 43.968 H5 RXM 61 RXM H6 H6 H 0 1 N N N 93.180 96.630 42.328 93.180 96.630 42.328 H6 RXM 62 RXM H7 H7 H 0 1 N N N 95.456 97.698 42.456 95.455 97.698 42.456 H7 RXM 63 RXM H8 H8 H 0 1 N N N 94.156 99.605 40.518 94.156 99.605 40.518 H8 RXM 64 RXM H9 H9 H 0 1 N N N 96.792 98.842 39.939 96.792 98.842 39.939 H9 RXM 65 RXM H10 H10 H 0 1 N N N 97.271 98.303 42.353 97.271 98.303 42.353 H10 RXM 66 RXM H11 H11 H 0 1 N N N 98.312 99.649 41.777 98.312 99.649 41.777 H11 RXM 67 RXM H12 H12 H 0 1 N N N 96.882 99.997 42.806 96.882 99.997 42.806 H12 RXM 68 RXM H13 H13 H 0 1 N N N 95.778 101.503 40.983 95.778 101.503 40.983 H13 RXM 69 RXM H14 H14 H 0 1 N N N 94.984 100.595 38.996 94.984 100.595 38.996 H14 RXM 70 RXM H15 H15 H 0 1 N N N 98.232 101.469 41.355 98.232 101.469 41.355 H15 RXM 71 RXM H16 H16 H 0 1 N N N 98.882 100.017 39.439 98.882 100.017 39.439 H16 RXM 72 RXM H17 H17 H 0 1 N N N 98.501 101.365 38.314 98.501 101.365 38.314 H17 RXM 73 RXM H18 H18 H 0 1 N N N 99.824 101.545 39.517 99.824 101.545 39.517 H18 RXM 74 RXM H19 H19 H 0 1 N N N 98.653 103.642 40.654 98.653 103.642 40.654 H19 RXM 75 RXM H20 H20 H 0 1 N N N 97.566 104.618 38.831 97.566 104.618 38.831 H20 RXM 76 RXM H21 H21 H 0 1 N N N 95.636 103.546 40.591 95.636 103.546 40.591 H21 RXM 77 RXM H22 H22 H 0 1 N N N 95.717 104.013 43.016 95.717 104.013 43.016 H22 RXM 78 RXM H23 H23 H 0 1 N N N 96.419 102.415 42.590 96.419 102.415 42.590 H23 RXM 79 RXM H24 H24 H 0 1 N N N 97.500 103.794 42.985 97.500 103.794 42.985 H24 RXM 80 RXM H25 H25 H 0 1 N N N 96.899 105.666 39.890 96.899 105.666 39.890 H25 RXM 81 RXM H26 H26 H 0 1 N N N 100.638 107.361 41.893 100.638 107.361 41.893 H26 RXM 82 RXM H27 H27 H 0 1 N N N 99.147 108.126 42.542 99.147 108.126 42.542 H27 RXM 83 RXM H28 H28 H 0 1 N N N 99.786 106.624 43.292 99.786 106.624 43.292 H28 RXM 84 RXM H29 H29 H 0 1 N N N 94.780 105.986 42.024 94.780 105.986 42.024 H29 RXM 85 RXM H30 H30 H 0 1 N N N 93.232 106.387 40.120 93.232 106.387 40.120 H30 RXM 86 RXM H31 H31 H 0 1 N N N 94.556 106.000 38.970 94.555 106.000 38.970 H31 RXM 87 RXM H32 H32 H 0 1 N N N 93.935 104.735 40.084 93.935 104.735 40.084 H32 RXM 88 RXM H33 H33 H 0 1 N N N 96.478 107.917 41.390 96.478 107.917 41.390 H33 RXM 89 RXM H34 H34 H 0 1 N N N 96.751 109.058 38.282 96.751 109.058 38.282 H34 RXM 90 RXM H35 H35 H 0 1 N N N 97.203 109.336 39.998 97.203 109.336 39.998 H35 RXM 91 RXM H36 H36 H 0 1 N N N 97.336 107.691 39.289 97.336 107.691 39.289 H36 RXM 92 RXM H37 H37 H 0 1 N N N 93.513 108.670 41.720 93.513 108.670 41.720 H37 RXM 93 RXM H38 H38 H 0 1 N N N 95.938 108.706 43.536 95.938 108.706 43.536 H38 RXM 94 RXM H39 H39 H 0 1 N N N 93.108 109.324 46.742 93.108 109.324 46.742 H39 RXM 95 RXM H40 H40 H 0 1 N N N 91.835 110.210 45.836 91.835 110.210 45.836 H40 RXM 96 RXM H41 H41 H 0 1 N N N 91.558 108.509 46.344 91.558 108.509 46.344 H41 RXM 97 RXM H42 H42 H 0 1 N N N 90.058 104.053 40.903 90.058 104.053 40.903 H42 RXM 98 RXM H43 H43 H 0 1 N N N 88.930 107.836 42.183 88.930 107.836 42.183 H43 RXM 99 RXM H44 H44 H 0 1 N N N 90.333 108.776 41.570 90.333 108.776 41.570 H44 RXM 100 RXM H45 H45 H 0 1 N N N 89.666 107.419 40.599 89.666 107.419 40.599 H45 RXM 101 RXM H46 H46 H 0 1 N N N 96.723 103.745 47.046 96.723 103.745 47.046 H46 RXM 102 RXM H47 H47 H 0 1 N N N 94.831 100.004 44.372 94.831 100.004 44.372 H47 RXM 103 RXM H48 H48 H 0 1 N N N 96.701 99.594 45.900 96.701 99.594 45.900 H48 RXM 104 RXM H49 H49 H 0 1 N N N 98.938 101.494 46.989 98.938 101.494 46.989 H49 RXM 105 RXM H50 H50 H 0 1 N N N 97.936 102.053 48.371 97.936 102.053 48.371 H50 RXM 106 RXM H51 H51 H 0 1 N N N 97.912 100.323 47.885 97.912 100.323 47.885 H51 RXM 107 RXM H2 H2 H 0 1 N N N 91.193 101.603 41.418 91.193 101.603 41.418 H2 RXM 108 # # 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 RXM O9 C23 SING N N 1 RXM O10 C21 SING N N 2 RXM C37 O6 SING N N 3 RXM C32 C22 SING N N 4 RXM O6 C27 SING N N 5 RXM C34 C26 SING N N 6 RXM C23 C22 SING N N 7 RXM C23 C24 SING N N 8 RXM C21 C22 SING N N 9 RXM C21 C20 SING N N 10 RXM O8 C35 DOUB N N 11 RXM C20 C19 SING N N 12 RXM C20 C31 SING N N 13 RXM C25 C24 SING N N 14 RXM C25 C26 SING N N 15 RXM C25 O7 SING N N 16 RXM C27 C26 SING N N 17 RXM C27 C28 SING N N 18 RXM O2 C8 SING N N 19 RXM C24 C33 SING N N 20 RXM C19 C18 DOUB N E 21 RXM C35 O7 SING N N 22 RXM C35 C36 SING N N 23 RXM O1 C1 SING N N 24 RXM C14 C7 SING N N 25 RXM C18 C17 SING N N 26 RXM C8 C7 DOUB Y N 27 RXM C8 C9 SING Y N 28 RXM C28 C29 DOUB N E 29 RXM C7 C6 SING Y N 30 RXM C1 C9 DOUB Y N 31 RXM C1 C2 SING Y N 32 RXM C17 C16 DOUB N Z 33 RXM C9 C10 SING Y N 34 RXM N1 C15 SING N N 35 RXM N1 C2 SING N N 36 RXM C16 C15 SING N N 37 RXM C16 C30 SING N N 38 RXM C15 O11 DOUB N N 39 RXM C2 C3 DOUB Y N 40 RXM C29 O5 SING N N 41 RXM C6 O3 SING N N 42 RXM C6 C5 DOUB Y N 43 RXM C10 C5 SING Y N 44 RXM C10 C4 DOUB Y N 45 RXM O3 C12 SING N N 46 RXM C5 C11 SING N N 47 RXM C3 C4 SING Y N 48 RXM C3 N2 SING Y N 49 RXM O5 C12 SING N N 50 RXM C4 N3 SING Y N 51 RXM C12 C11 SING N N 52 RXM C12 C13 SING N N 53 RXM N2 C41 SING Y N 54 RXM N2 C38 SING Y N 55 RXM C11 O4 DOUB N N 56 RXM C41 C42 DOUB Y N 57 RXM N3 C38 DOUB Y N 58 RXM C38 C39 SING Y N 59 RXM C42 C40 SING Y N 60 RXM C39 C40 DOUB Y N 61 RXM C40 C43 SING N N 62 RXM N1 H1 SING N N 63 RXM C30 H3 SING N N 64 RXM C30 H4 SING N N 65 RXM C30 H5 SING N N 66 RXM C17 H6 SING N N 67 RXM C18 H7 SING N N 68 RXM C19 H8 SING N N 69 RXM C20 H9 SING N N 70 RXM C31 H10 SING N N 71 RXM C31 H11 SING N N 72 RXM C31 H12 SING N N 73 RXM C21 H13 SING N N 74 RXM O10 H14 SING N N 75 RXM C22 H15 SING N N 76 RXM C32 H16 SING N N 77 RXM C32 H17 SING N N 78 RXM C32 H18 SING N N 79 RXM C23 H19 SING N N 80 RXM O9 H20 SING N N 81 RXM C24 H21 SING N N 82 RXM C33 H22 SING N N 83 RXM C33 H23 SING N N 84 RXM C33 H24 SING N N 85 RXM C25 H25 SING N N 86 RXM C36 H26 SING N N 87 RXM C36 H27 SING N N 88 RXM C36 H28 SING N N 89 RXM C26 H29 SING N N 90 RXM C34 H30 SING N N 91 RXM C34 H31 SING N N 92 RXM C34 H32 SING N N 93 RXM C27 H33 SING N N 94 RXM C37 H34 SING N N 95 RXM C37 H35 SING N N 96 RXM C37 H36 SING N N 97 RXM C28 H37 SING N N 98 RXM C29 H38 SING N N 99 RXM C13 H39 SING N N 100 RXM C13 H40 SING N N 101 RXM C13 H41 SING N N 102 RXM O2 H42 SING N N 103 RXM C14 H43 SING N N 104 RXM C14 H44 SING N N 105 RXM C14 H45 SING N N 106 RXM C39 H46 SING N N 107 RXM C41 H47 SING N N 108 RXM C42 H48 SING N N 109 RXM C43 H49 SING N N 110 RXM C43 H50 SING N N 111 RXM C43 H51 SING N N 112 RXM O1 H2 SING N N 113 # # loop_ _pdbx_chem_comp_descriptor.comp_id _pdbx_chem_comp_descriptor.type _pdbx_chem_comp_descriptor.program _pdbx_chem_comp_descriptor.program_version _pdbx_chem_comp_descriptor.descriptor RXM SMILES ACDLabs 12.01 "N4C(=O)C(C)=CC=CC(C)C(C(C)C(C(C)C(C(C)C(C=COC1(C(=O)c2c(O1)c(c(c5c2c6nc3cc(C)ccn3c6c4c5O)O)C)C)OC)OC(C)=O)O)O" RXM InChI InChI 1.03 "InChI=1S/C43H51N3O11/c1-19-14-16-46-28(18-19)44-32-29-30-37(50)25(7)40-31(29)41(52)43(9,57-40)55-17-15-27(54-10)22(4)39(56-26(8)47)24(6)36(49)23(5)35(48)20(2)12-11-13-21(3)42(53)45-33(34(32)46)38(30)51/h11-18,20,22-24,27,35-36,39,48-51H,1-10H3,(H,45,53)/b12-11+,17-15+,21-13-/t20-,22+,23+,24+,27-,35-,36+,39+,43-/m0/s1" RXM InChIKey InChI 1.03 NZCRJKRKKOLAOJ-XRCRFVBUSA-N RXM SMILES_CANONICAL CACTVS 3.385 "CO[C@H]1\C=C\O[C@@]2(C)Oc3c(C)c(O)c4c(O)c(NC(=O)\C(=C/C=C/[C@H](C)[C@H](O)[C@@H](C)[C@@H](O)[C@@H](C)[C@H](OC(C)=O)[C@@H]1C)C)c5n6ccc(C)cc6nc5c4c3C2=O" RXM SMILES CACTVS 3.385 "CO[CH]1C=CO[C]2(C)Oc3c(C)c(O)c4c(O)c(NC(=O)C(=CC=C[CH](C)[CH](O)[CH](C)[CH](O)[CH](C)[CH](OC(C)=O)[CH]1C)C)c5n6ccc(C)cc6nc5c4c3C2=O" RXM SMILES_CANONICAL "OpenEye OEToolkits" 2.0.6 "Cc1ccn2c(c1)nc3c2c4c(c5c3c6c(c(c5O)C)O[C@@](C6=O)(O/C=C/[C@@H]([C@H]([C@H]([C@@H]([C@@H]([C@@H]([C@H]([C@H](/C=C/C=C(\C(=O)N4)/C)C)O)C)O)C)OC(=O)C)C)OC)C)O" RXM SMILES "OpenEye OEToolkits" 2.0.6 "Cc1ccn2c(c1)nc3c2c4c(c5c3c6c(c(c5O)C)OC(C6=O)(OC=CC(C(C(C(C(C(C(C(C=CC=C(C(=O)N4)C)C)O)C)O)C)OC(=O)C)C)OC)C)O" # _pdbx_chem_comp_identifier.comp_id RXM _pdbx_chem_comp_identifier.type "SYSTEMATIC NAME" _pdbx_chem_comp_identifier.program ACDLabs _pdbx_chem_comp_identifier.program_version 12.01 _pdbx_chem_comp_identifier.identifier "(2S,16Z,18E,20S,21S,22R,23R,24R,25S,26R,27S,28E)-5,6,21,23-tetrahydroxy-27-methoxy-2,4,11,16,20,22,24,26-octamethyl-1,15-dioxo-1,2-dihydro-2,7-(epoxypentadeca[1,11,13]trienoimino)furo[2'',3'':7',8']naphtho[1',2':4,5]imidazo[1,2-a]pyridin-25-yl acetate" # # loop_ _pdbx_chem_comp_audit.comp_id _pdbx_chem_comp_audit.action_type _pdbx_chem_comp_audit.date _pdbx_chem_comp_audit.processing_site RXM "Create component" 2017-10-26 RCSB RXM "Other modification" 2017-10-26 RCSB RXM "Initial release" 2018-07-18 RCSB RXM "Modify synonyms" 2020-06-05 PDBE # _pdbx_chem_comp_synonyms.ordinal 1 _pdbx_chem_comp_synonyms.comp_id RXM _pdbx_chem_comp_synonyms.name Rifaximin _pdbx_chem_comp_synonyms.provenance ? _pdbx_chem_comp_synonyms.type ? ##