data_A1BX3 # _chem_comp.id A1BX3 _chem_comp.name "O-{[(1S,3S,4R,6S,7R)-7-{[(R)-{[(1R,3R,4R,6S,7R)-3-(2-amino-6-oxo-1,6-dihydro-9H-purin-9-yl)-7-hydroxy-6-methyl-2,5-dioxabicyclo[2.2.1]heptan-1-yl]methoxy}(sulfanyl)phosphoryl]oxy}-3-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-6-methyl-2,5-dioxabicyclo[2.2.1]heptan-1-yl]methyl} O-[(2R,3S,4R,5S)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4-methoxy-2-methyloxolan-3-yl] hydrogen (R)-phosphorothioate" _chem_comp.type non-polymer _chem_comp.pdbx_type HETAIN _chem_comp.formula "C33 H41 N9 O18 P2 S2" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2025-02-24 _chem_comp.pdbx_modified_date 2026-02-06 _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 977.806 _chem_comp.one_letter_code ? _chem_comp.three_letter_code A1BX3 _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 9E9E _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site RCSB _chem_comp.pdbx_pcm ? # 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.pdbx_n_terminal_atom_flag _chem_comp_atom.pdbx_backbone_atom_flag _chem_comp_atom.pdbx_c_terminal_atom_flag _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 A1BX3 C19 C1 C 0 1 N N N N N N 155.267 147.695 212.564 -4.911 1.806 -2.460 C19 A1BX3 1 A1BX3 C20 C2 C 0 1 N N R N N N 156.017 147.823 211.260 -6.004 2.211 -1.468 C20 A1BX3 2 A1BX3 C21 C3 C 0 1 N N S N N N 157.689 149.376 210.787 -8.014 1.577 -0.559 C21 A1BX3 3 A1BX3 C22 C4 C 0 1 N N R N N N 158.236 148.300 211.735 -6.990 1.314 0.571 C22 A1BX3 4 A1BX3 C23 C5 C 0 1 N N N N N N 160.374 149.152 212.327 -8.189 1.483 2.639 C23 A1BX3 5 A1BX3 C24 C6 C 0 1 N N S N N N 157.389 147.143 211.211 -5.637 1.741 -0.043 C24 A1BX3 6 A1BX3 C25 C7 C 0 1 N N N N N N 156.176 144.947 209.017 -1.345 -1.138 1.033 C25 A1BX3 7 A1BX3 C26 C8 C 0 1 N N S N N N 156.339 144.662 207.536 -0.996 -2.590 0.701 C26 A1BX3 8 A1BX3 C27 C9 C 0 1 N N S N N N 157.376 143.208 206.056 -0.083 -4.178 -0.738 C27 A1BX3 9 A1BX3 C28 C10 C 0 1 N N R N N N 156.105 143.853 205.536 0.054 -4.616 0.784 C28 A1BX3 10 A1BX3 C29 C11 C 0 1 N N S N N N 156.393 145.881 206.612 -2.049 -3.668 1.106 C29 A1BX3 11 A1BX3 C30 C12 C 0 1 N N N N N N 155.294 146.917 206.695 -2.665 -3.324 2.464 C30 A1BX3 12 A1BX3 C31 C13 C 0 1 N N R N N N 155.284 143.794 206.827 0.265 -3.194 1.420 C31 A1BX3 13 A1BX3 C32 C14 C 0 1 N N N N N N 153.539 140.696 204.429 5.139 -1.207 1.816 C32 A1BX3 14 A1BX3 C33 C15 C 0 1 N N R N N N 154.448 140.539 203.226 6.135 -0.758 0.746 C33 A1BX3 15 A1BX3 C34 C16 C 0 1 N N R N N N 156.654 140.552 202.609 6.990 0.886 -0.666 C34 A1BX3 16 A1BX3 C35 C17 C 0 1 N N R N N N 155.751 139.753 201.673 8.101 -0.116 -0.222 C35 A1BX3 17 A1BX3 C36 C18 C 0 1 N N S N N N 154.165 141.382 201.970 6.460 -1.790 -0.379 C36 A1BX3 18 A1BX3 C37 C19 C 0 1 N N N N N N 152.749 141.451 201.477 6.577 -3.197 0.211 C37 A1BX3 19 A1BX3 C38 C20 C 0 1 N N R N N N 154.698 139.148 202.619 7.592 -0.422 1.233 C38 A1BX3 20 A1BX3 C39 C21 C 0 1 Y N N N N N 158.118 139.881 204.543 6.982 2.864 0.902 C39 A1BX3 21 A1BX3 C40 C22 C 0 1 Y N N N N N 159.651 138.748 203.580 8.175 4.297 -0.202 C40 A1BX3 22 A1BX3 C41 C23 C 0 1 Y N N N N N 158.791 139.162 202.590 8.097 3.136 -0.980 C41 A1BX3 23 A1BX3 C42 C24 C 0 1 N N N N N N 159.971 138.164 200.960 9.384 4.124 -2.624 C42 A1BX3 24 A1BX3 C43 C25 C 0 1 N N N N N N 160.786 137.969 203.265 8.905 5.400 -0.704 C43 A1BX3 25 A1BX3 C44 C26 C 0 1 N N N N N N 159.786 143.097 205.868 -0.524 -6.437 -1.579 C44 A1BX3 26 A1BX3 C45 C27 C 0 1 N N N N N N 160.967 143.102 205.242 -1.307 -7.321 -2.234 C45 A1BX3 27 A1BX3 C46 C28 C 0 1 N N N N N N 161.043 143.292 203.824 -2.534 -6.878 -2.784 C46 A1BX3 28 A1BX3 C47 C29 C 0 1 N N N N N N 158.610 143.455 203.821 -2.098 -4.728 -1.981 C47 A1BX3 29 A1BX3 C48 C30 C 0 1 N N N N N N 159.234 148.812 208.889 -7.833 3.985 -0.138 C48 A1BX3 30 A1BX3 C49 C31 C 0 1 N N N N N N 159.551 148.665 207.595 -8.396 5.203 0.010 C49 A1BX3 31 A1BX3 C50 C32 C 0 1 N N N N N N 158.578 148.962 206.591 -9.802 5.330 -0.101 C50 A1BX3 32 A1BX3 C51 C33 C 0 1 N N N N N N 157.003 149.550 208.399 -9.961 3.032 -0.491 C51 A1BX3 33 A1BX3 N1 N1 N 0 1 Y N N N N N 157.802 139.871 203.206 7.343 2.248 -0.261 N1 A1BX3 34 A1BX3 N2 N2 N 0 1 Y N N N N N 159.212 139.210 204.814 7.469 4.070 0.932 N2 A1BX3 35 A1BX3 N3 N3 N 0 1 N N N N N N 158.904 138.897 201.268 8.710 3.092 -2.168 N3 A1BX3 36 A1BX3 N4 N4 N 0 1 N N N N N N 160.199 137.826 199.683 9.997 4.032 -3.849 N4 A1BX3 37 A1BX3 N5 N5 N 0 1 N N N N N N 160.869 137.717 201.897 9.503 5.279 -1.910 N5 A1BX3 38 A1BX3 N6 N6 N 0 1 N N N N N N 158.602 143.287 205.195 -0.930 -5.136 -1.453 N6 A1BX3 39 A1BX3 N7 N7 N 0 1 N N N N N N 159.828 143.457 203.198 -2.895 -5.587 -2.643 N7 A1BX3 40 A1BX3 N8 N8 N 0 1 N N N N N N 157.995 149.239 209.325 -8.625 2.898 -0.392 N8 A1BX3 41 A1BX3 N9 N9 N 0 1 N N N N N N 157.363 149.389 207.084 -10.548 4.235 -0.352 N9 A1BX3 42 A1BX3 O17 O1 O 0 1 N N N N N N 156.301 149.228 211.007 -7.240 1.531 -1.777 O17 A1BX3 43 A1BX3 O18 O2 O 0 1 N N N N N N 159.641 148.075 211.756 -7.293 2.109 1.718 O18 A1BX3 44 A1BX3 O19 O3 O 0 1 N N N N N N 157.527 145.975 212.018 -4.739 0.631 -0.097 O19 A1BX3 45 A1BX3 O20 O4 O 0 1 N N N N N N 155.845 144.132 211.690 -3.408 0.995 2.016 O20 A1BX3 46 A1BX3 O21 O5 O 0 1 N N N N N N 157.374 144.633 209.780 -2.601 -0.803 0.439 O21 A1BX3 47 A1BX3 O22 O6 O 0 1 N N N N N N 157.577 143.916 207.296 -0.717 -2.883 -0.698 O22 A1BX3 48 A1BX3 O23 O7 O 0 1 N N N N N N 156.324 145.257 205.307 -1.315 -4.906 1.189 O23 A1BX3 49 A1BX3 O24 O8 O 0 1 N N N N N N 155.152 142.516 207.460 1.484 -2.580 0.996 O24 A1BX3 50 A1BX3 O25 O9 O 0 1 N N N N N N 152.673 142.065 207.250 3.035 -3.267 2.864 O25 A1BX3 51 A1BX3 O26 O10 O 0 1 N N N N N N 154.231 141.606 205.323 3.911 -1.590 1.194 O26 A1BX3 52 A1BX3 O27 O11 O 0 1 N N N N N N 155.785 140.888 203.679 5.795 0.456 0.016 O27 A1BX3 53 A1BX3 O28 O12 O 0 1 N N N N N N 154.962 140.711 200.952 7.725 -1.370 -0.928 O28 A1BX3 54 A1BX3 O29 O13 O 0 1 N N N N N N 155.166 138.167 203.522 7.652 0.722 2.086 O29 A1BX3 55 A1BX3 O30 O14 O 0 1 N N N N N N 161.640 137.528 204.043 8.993 6.435 -0.064 O30 A1BX3 56 A1BX3 O31 O15 O 0 1 N N N N N N 162.075 143.318 203.154 -3.257 -7.657 -3.379 O31 A1BX3 57 A1BX3 O32 O16 O 0 1 N N N N N N 157.594 143.607 203.164 -2.439 -3.568 -1.858 O32 A1BX3 58 A1BX3 O33 O17 O 0 1 N N N N N N 158.744 148.875 205.375 -10.333 6.418 0.029 O33 A1BX3 59 A1BX3 O34 O18 O 0 1 N N N N N N 155.881 149.944 208.690 -10.646 2.053 -0.717 O34 A1BX3 60 A1BX3 P5 P1 P 0 1 N N R N N N 157.248 144.528 211.378 -3.280 0.650 0.583 P5 A1BX3 61 A1BX3 P6 P2 P 0 1 N N R N N N 154.021 141.525 206.906 2.636 -2.118 2.022 P6 A1BX3 62 A1BX3 S5 S1 S 0 1 N N N N N N 158.677 143.353 212.027 -2.068 2.095 -0.386 S5 A1BX3 63 A1BX3 S6 S2 S 0 1 N N N N N N 154.447 139.712 207.522 1.900 -0.559 3.256 S6 A1BX3 64 A1BX3 H24 H1 H 0 1 N N N N N N 155.050 146.635 212.760 -4.785 0.724 -2.440 H24 A1BX3 65 A1BX3 H1 H2 H 0 1 N N N N N N 155.881 148.101 213.381 -5.197 2.120 -3.463 H1 A1BX3 66 A1BX3 H25 H3 H 0 1 N N N N N N 154.323 148.257 212.501 -3.973 2.286 -2.182 H25 A1BX3 67 A1BX3 H26 H4 H 0 1 N N N N N N 155.394 147.419 210.448 -6.150 3.291 -1.486 H26 A1BX3 68 A1BX3 H27 H5 H 0 1 N N N N N N 158.030 150.362 211.137 -8.780 0.802 -0.566 H27 A1BX3 69 A1BX3 H28 H6 H 0 1 N N N N N N 157.891 148.539 212.752 -6.975 0.256 0.834 H28 A1BX3 70 A1BX3 H30 H7 H 0 1 N N N N N N 161.448 148.914 212.312 -8.436 2.182 3.438 H30 A1BX3 71 A1BX3 H31 H8 H 0 1 N N N N N N 160.193 150.068 211.745 -9.100 1.190 2.118 H31 A1BX3 72 A1BX3 H29 H9 H 0 1 N N N N N N 160.047 149.308 213.366 -7.713 0.599 3.064 H29 A1BX3 73 A1BX3 H32 H10 H 0 1 N N N N N N 157.658 146.934 210.165 -5.201 2.560 0.529 H32 A1BX3 74 A1BX3 H34 H11 H 0 1 N N N N N N 155.944 146.014 209.147 -1.411 -1.017 2.114 H34 A1BX3 75 A1BX3 H33 H12 H 0 1 N N N N N N 155.343 144.341 209.403 -0.571 -0.479 0.640 H33 A1BX3 76 A1BX3 H35 H13 H 0 1 N N N N N N 157.165 142.150 206.270 0.893 -4.105 -1.217 H35 A1BX3 77 A1BX3 H36 H14 H 0 1 N N N N N N 155.644 143.310 204.698 0.814 -5.365 1.008 H36 A1BX3 78 A1BX3 H37 H15 H 0 1 N N N N N N 157.366 146.379 206.738 -2.828 -3.740 0.346 H37 A1BX3 79 A1BX3 H39 H16 H 0 1 N N N N N N 155.325 147.407 207.679 -3.155 -2.352 2.405 H39 A1BX3 80 A1BX3 H40 H17 H 0 1 N N N N N N 155.440 147.670 205.906 -3.398 -4.085 2.734 H40 A1BX3 81 A1BX3 H38 H18 H 0 1 N N N N N N 154.318 146.428 206.559 -1.881 -3.291 3.220 H38 A1BX3 82 A1BX3 H41 H19 H 0 1 N N N N N N 154.327 144.327 206.723 0.165 -3.202 2.505 H41 A1BX3 83 A1BX3 H43 H20 H 0 1 N N N N N N 152.570 141.118 204.126 5.551 -2.057 2.362 H43 A1BX3 84 A1BX3 H42 H21 H 0 1 N N N N N N 153.378 139.724 204.919 4.955 -0.386 2.509 H42 A1BX3 85 A1BX3 H44 H22 H 0 1 N N N N N N 156.990 141.461 202.089 6.846 0.838 -1.746 H44 A1BX3 86 A1BX3 H45 H23 H 0 1 N N N N N N 156.282 139.010 201.060 9.131 0.228 -0.318 H45 A1BX3 87 A1BX3 H46 H24 H 0 1 N N N N N N 154.545 142.402 202.133 5.688 -1.767 -1.148 H46 A1BX3 88 A1BX3 H47 H25 H 0 1 N N N N N N 152.123 141.954 202.228 5.635 -3.472 0.685 H47 A1BX3 89 A1BX3 H48 H26 H 0 1 N N N N N N 152.716 142.016 200.534 6.804 -3.907 -0.585 H48 A1BX3 90 A1BX3 H49 H27 H 0 1 N N N N N N 152.370 140.432 201.307 7.376 -3.215 0.952 H49 A1BX3 91 A1BX3 H50 H28 H 0 1 N N N N N N 153.818 138.811 202.051 8.082 -1.290 1.673 H50 A1BX3 92 A1BX3 H52 H29 H 0 1 N N N N N N 157.528 140.388 205.292 6.378 2.419 1.678 H52 A1BX3 93 A1BX3 H56 H30 H 0 1 N N N N N N 159.761 142.939 206.936 0.415 -6.756 -1.152 H56 A1BX3 94 A1BX3 H57 H31 H 0 1 N N N N N N 161.874 142.961 205.811 -1.001 -8.351 -2.336 H57 A1BX3 95 A1BX3 H59 H32 H 0 1 N N N N N N 159.987 148.585 209.629 -6.762 3.869 -0.061 H59 A1BX3 96 A1BX3 H60 H33 H 0 1 N N N N N N 160.536 148.324 207.313 -7.783 6.069 0.211 H60 A1BX3 97 A1BX3 H53 H34 H 0 1 N N N N N N 159.569 138.125 198.967 9.929 3.214 -4.365 H53 A1BX3 98 A1BX3 H54 H35 H 0 1 N N N N N N 161.000 137.275 199.447 10.498 4.786 -4.198 H54 A1BX3 99 A1BX3 H55 H36 H 0 1 N N N N N N 161.641 137.169 201.574 10.008 6.023 -2.275 H55 A1BX3 100 A1BX3 H58 H37 H 0 1 N N N N N N 159.836 143.589 202.207 -3.735 -5.277 -3.018 H58 A1BX3 101 A1BX3 H61 H38 H 0 1 N N N N N N 156.662 149.607 206.404 -11.511 4.314 -0.430 H61 A1BX3 102 A1BX3 H51 H39 H 0 1 N N N N N N 154.444 137.859 204.058 8.545 1.071 2.214 H51 A1BX3 103 A1BX3 H2 H40 H 0 1 N N N N N N 158.005 142.419 212.632 -2.040 1.662 -1.659 H2 A1BX3 104 A1BX3 H3 H41 H 0 1 N N N N N N 153.356 139.374 208.143 1.580 0.402 2.371 H3 A1BX3 105 # 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 A1BX3 N4 C42 SING N N 1 A1BX3 O28 C35 SING N N 2 A1BX3 O28 C36 SING N N 3 A1BX3 C42 N3 DOUB N N 4 A1BX3 C42 N5 SING N N 5 A1BX3 N3 C41 SING N N 6 A1BX3 C37 C36 SING N N 7 A1BX3 C35 C34 SING N N 8 A1BX3 C35 C38 SING N N 9 A1BX3 N5 C43 SING N N 10 A1BX3 C36 C33 SING N N 11 A1BX3 C41 N1 SING Y N 12 A1BX3 C41 C40 DOUB Y N 13 A1BX3 C34 N1 SING N N 14 A1BX3 C34 O27 SING N N 15 A1BX3 C38 C33 SING N N 16 A1BX3 C38 O29 SING N N 17 A1BX3 O31 C46 DOUB N N 18 A1BX3 O32 C47 DOUB N N 19 A1BX3 N7 C47 SING N N 20 A1BX3 N7 C46 SING N N 21 A1BX3 N1 C39 SING Y N 22 A1BX3 C33 O27 SING N N 23 A1BX3 C33 C32 SING N N 24 A1BX3 C43 C40 SING N N 25 A1BX3 C43 O30 DOUB N N 26 A1BX3 C40 N2 SING Y N 27 A1BX3 C47 N6 SING N N 28 A1BX3 C46 C45 SING N N 29 A1BX3 C32 O26 SING N N 30 A1BX3 C39 N2 DOUB Y N 31 A1BX3 N6 C44 SING N N 32 A1BX3 N6 C27 SING N N 33 A1BX3 C45 C44 DOUB N N 34 A1BX3 O23 C28 SING N N 35 A1BX3 O23 C29 SING N N 36 A1BX3 O26 P6 SING N N 37 A1BX3 O33 C50 DOUB N N 38 A1BX3 C28 C27 SING N N 39 A1BX3 C28 C31 SING N N 40 A1BX3 C27 O22 SING N N 41 A1BX3 C50 N9 SING N N 42 A1BX3 C50 C49 SING N N 43 A1BX3 C29 C30 SING N N 44 A1BX3 C29 C26 SING N N 45 A1BX3 C31 O24 SING N N 46 A1BX3 C31 C26 SING N N 47 A1BX3 P6 O25 DOUB N N 48 A1BX3 P6 O24 SING N N 49 A1BX3 P6 S6 SING N N 50 A1BX3 N9 C51 SING N N 51 A1BX3 O22 C26 SING N N 52 A1BX3 C26 C25 SING N N 53 A1BX3 C49 C48 DOUB N N 54 A1BX3 C51 O34 DOUB N N 55 A1BX3 C51 N8 SING N N 56 A1BX3 C48 N8 SING N N 57 A1BX3 C25 O21 SING N N 58 A1BX3 N8 C21 SING N N 59 A1BX3 O21 P5 SING N N 60 A1BX3 C21 O17 SING N N 61 A1BX3 C21 C22 SING N N 62 A1BX3 O17 C20 SING N N 63 A1BX3 C24 C20 SING N N 64 A1BX3 C24 C22 SING N N 65 A1BX3 C24 O19 SING N N 66 A1BX3 C20 C19 SING N N 67 A1BX3 P5 O20 DOUB N N 68 A1BX3 P5 O19 SING N N 69 A1BX3 P5 S5 SING N N 70 A1BX3 C22 O18 SING N N 71 A1BX3 O18 C23 SING N N 72 A1BX3 C19 H24 SING N N 73 A1BX3 C19 H1 SING N N 74 A1BX3 C19 H25 SING N N 75 A1BX3 C20 H26 SING N N 76 A1BX3 C21 H27 SING N N 77 A1BX3 C22 H28 SING N N 78 A1BX3 C23 H30 SING N N 79 A1BX3 C23 H31 SING N N 80 A1BX3 C23 H29 SING N N 81 A1BX3 C24 H32 SING N N 82 A1BX3 C25 H34 SING N N 83 A1BX3 C25 H33 SING N N 84 A1BX3 C27 H35 SING N N 85 A1BX3 C28 H36 SING N N 86 A1BX3 C29 H37 SING N N 87 A1BX3 C30 H39 SING N N 88 A1BX3 C30 H40 SING N N 89 A1BX3 C30 H38 SING N N 90 A1BX3 C31 H41 SING N N 91 A1BX3 C32 H43 SING N N 92 A1BX3 C32 H42 SING N N 93 A1BX3 C34 H44 SING N N 94 A1BX3 C35 H45 SING N N 95 A1BX3 C36 H46 SING N N 96 A1BX3 C37 H47 SING N N 97 A1BX3 C37 H48 SING N N 98 A1BX3 C37 H49 SING N N 99 A1BX3 C38 H50 SING N N 100 A1BX3 C39 H52 SING N N 101 A1BX3 C44 H56 SING N N 102 A1BX3 C45 H57 SING N N 103 A1BX3 C48 H59 SING N N 104 A1BX3 C49 H60 SING N N 105 A1BX3 N4 H53 SING N N 106 A1BX3 N4 H54 SING N N 107 A1BX3 N5 H55 SING N N 108 A1BX3 N7 H58 SING N N 109 A1BX3 N9 H61 SING N N 110 A1BX3 O29 H51 SING N N 111 A1BX3 S5 H2 SING N N 112 A1BX3 S6 H3 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 A1BX3 SMILES ACDLabs 14.52 "NC1=Nc2c(ncn2C2OC3(COP(=O)(S)OC4C5OC(C)C4(COP(=O)(S)OC4C(C)OC(N6C=CC(=O)NC6=O)C4OC)OC5N4C=CC(=O)NC4=O)C(O)C2OC3C)C(=O)N1" A1BX3 InChI InChI 1.06 "InChI=1S/C33H41N9O18P2S2/c1-12-18(19(51-4)26(54-12)40-7-5-15(43)36-30(40)47)59-61(49,63)53-10-33-14(3)56-21(28(58-33)41-8-6-16(44)37-31(41)48)23(33)60-62(50,64)52-9-32-13(2)55-20(22(32)45)27(57-32)42-11-35-17-24(42)38-29(34)39-25(17)46/h5-8,11-14,18-23,26-28,45H,9-10H2,1-4H3,(H,49,63)(H,50,64)(H,36,43,47)(H,37,44,48)(H3,34,38,39,46)/t12-,13+,14+,18+,19-,20-,21-,22-,23-,26+,27-,28+,32+,33+,61-,62-/m1/s1" A1BX3 InChIKey InChI 1.06 VUDMJYAXWQVAIQ-FFBYRIQISA-N A1BX3 SMILES_CANONICAL CACTVS 3.385 "CO[C@@H]1[C@@H](O[P@@](S)(=O)OC[C@]23O[C@@H]([C@H](O[C@H]2C)[C@H]3O[P@@](S)(=O)OC[C@]45O[C@H]([C@H](O[C@H]4C)[C@H]5O)n6cnc7C(=O)NC(=Nc67)N)N8C=CC(=O)NC8=O)[C@@H](C)O[C@@H]1N9C=CC(=O)NC9=O" A1BX3 SMILES CACTVS 3.385 "CO[CH]1[CH](O[P](S)(=O)OC[C]23O[CH]([CH](O[CH]2C)[CH]3O[P](S)(=O)OC[C]45O[CH]([CH](O[CH]4C)[CH]5O)n6cnc7C(=O)NC(=Nc67)N)N8C=CC(=O)NC8=O)[CH](C)O[CH]1N9C=CC(=O)NC9=O" A1BX3 SMILES_CANONICAL "OpenEye OEToolkits" 3.1.0.0 "C[C@@H]1[C@@H]([C@H]([C@H](O1)N2C=CC(=O)NC2=O)OC)O[P@@](=O)(OC[C@]34[C@@H](O[C@H]([C@H]3O[P@@](=O)(OC[C@]56[C@@H](O[C@H]([C@H]5O)[C@@H](O6)n7cnc8c7N=C(NC8=O)N)C)S)[C@H](O4)N9C=CC(=O)NC9=O)C)S" A1BX3 SMILES "OpenEye OEToolkits" 3.1.0.0 "CC1C(C(C(O1)N2C=CC(=O)NC2=O)OC)OP(=O)(OCC34C(OC(C3OP(=O)(OCC56C(OC(C5O)C(O6)n7cnc8c7N=C(NC8=O)N)C)S)C(O4)N9C=CC(=O)NC9=O)C)S" # loop_ _pdbx_chem_comp_identifier.comp_id _pdbx_chem_comp_identifier.type _pdbx_chem_comp_identifier.program _pdbx_chem_comp_identifier.program_version _pdbx_chem_comp_identifier.identifier A1BX3 "SYSTEMATIC NAME" ACDLabs 14.52 "O-{[(1S,3S,4R,6S,7R)-7-{[(R)-{[(1R,3R,4R,6S,7R)-3-(2-amino-6-oxo-1,6-dihydro-9H-purin-9-yl)-7-hydroxy-6-methyl-2,5-dioxabicyclo[2.2.1]heptan-1-yl]methoxy}(sulfanyl)phosphoryl]oxy}-3-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-6-methyl-2,5-dioxabicyclo[2.2.1]heptan-1-yl]methyl} O-[(2R,3S,4R,5S)-5-(2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4-methoxy-2-methyloxolan-3-yl] hydrogen (R)-phosphorothioate (non-preferred name)" A1BX3 "SYSTEMATIC NAME" "OpenEye OEToolkits" 3.1.0.0 "1-[(1~{S},3~{S},4~{R},6~{S},7~{R})-7-[[(1~{R},3~{R},4~{R},6~{S},7~{R})-3-(2-azanyl-6-oxidanylidene-1~{H}-purin-9-yl)-6-methyl-7-oxidanyl-2,5-dioxabicyclo[2.2.1]heptan-1-yl]methoxy-sulfanyl-phosphoryl]oxy-1-[[[(2~{R},3~{S},4~{R},5~{S})-5-[2,4-bis(oxidanylidene)pyrimidin-1-yl]-4-methoxy-2-methyl-oxolan-3-yl]oxy-sulfanyl-phosphoryl]oxymethyl]-6-methyl-2,5-dioxabicyclo[2.2.1]heptan-3-yl]pyrimidine-2,4-dione" # loop_ _pdbx_chem_comp_audit.comp_id _pdbx_chem_comp_audit.action_type _pdbx_chem_comp_audit.date _pdbx_chem_comp_audit.processing_site A1BX3 "Create component" 2025-02-24 RCSB A1BX3 "Initial release" 2026-02-11 RCSB #