C39 H45 N3 O11 S 763.853 [(6aS,7R,13S,14S,15S,16R)-5-(acetyloxy)-8,14-dihydroxy-9-methoxy-4,10,17-trimethyl-6,7,12,13,14,16-hexahydro-2H,6aH-7,13-epimino[1,3]dioxolo[7,8]isoquinolino[3,2-b][3]benzazocin-16-yl]methyl (1R)-6-hydroxy-7-methoxy-1-(sulfanylmethyl)-1,2,3,4-tetrahydroisoquinoline-1-carboxylate N 0 Corina N 2026-04-27 11BK N 2026-05-22 RCSB REL radiolytically cleaved trabectedin HETAIN A1DET non-polymer C1 0 23.451 -10.729 9.160 1 N C16 A1DET N 4.076 0.403 -2.290 1 N C O1 0 25.975 -12.304 3.888 1 N O48 A1DET N 1.080 3.395 -3.083 2 N O C2 0 21.204 -6.287 5.177 1 N C1 A1DET N -0.020 -1.487 2.324 3 N C C3 0 22.546 -6.009 5.919 1 N C2 A1DET N 1.234 -0.611 2.376 4 R C C4 0 22.482 -6.643 7.265 1 Y C3 A1DET N 2.230 -1.126 1.385 5 N C C5 0 21.613 -6.181 8.220 1 Y C4 A1DET N 2.438 -2.494 1.258 6 N C O2 0 20.764 -5.107 8.139 1 N O5 A1DET N 1.857 -3.526 1.913 7 N O C6 0 20.234 -4.905 9.472 1 N C6 A1DET N 2.152 -4.698 1.124 8 N C O3 0 20.574 -6.118 10.197 1 N O7 A1DET N 3.369 -4.356 0.429 9 N O C7 0 21.506 -6.772 9.433 1 Y C8 A1DET N 3.371 -3.007 0.344 10 N C C8 0 22.264 -7.866 9.789 1 Y C9 A1DET N 4.115 -2.160 -0.465 11 N C C9 0 22.104 -8.515 11.146 1 N C10 A1DET N 5.122 -2.699 -1.449 12 N C C10 0 23.130 -8.331 8.849 1 Y C14 A1DET N 3.895 -0.794 -0.329 13 N C O4 0 23.923 -9.393 9.151 1 N O15 A1DET N 4.606 0.069 -1.102 14 N O O5 0 24.226 -11.610 9.591 1 N O17 A1DET N 3.012 -0.060 -2.628 15 N O C11 0 22.067 -10.898 8.682 1 N C18 A1DET N 4.804 1.360 -3.198 16 N C C12 0 23.243 -7.749 7.591 1 Y C19 A1DET N 2.969 -0.284 0.575 17 N C C13 0 24.259 -8.257 6.607 1 N C20 A1DET N 2.778 1.206 0.642 18 N C C14 0 24.748 -7.114 5.727 1 N C21 A1DET N 2.062 1.616 1.934 19 S C N1 0 23.598 -6.515 5.018 1 N N22 A1DET N 0.856 0.786 2.099 20 N N S1 0 22.114 -12.110 5.401 1 N S A1DET N -1.886 -5.062 -0.365 21 N S C15 0 21.719 -10.375 5.221 1 N C23 A1DET N -2.976 -3.673 -0.782 22 N C C16 0 20.448 -10.030 4.475 1 N C24 A1DET N -2.203 -2.359 -0.645 23 R C C17 0 20.807 -8.594 4.211 1 N C25 A1DET N -1.625 -2.264 0.743 24 N C O6 0 21.234 -8.269 3.119 1 N O26 A1DET N -2.155 -2.847 1.660 25 N O O7 0 20.758 -7.641 5.314 1 N O27 A1DET N -0.521 -1.533 0.962 26 N O C18 0 19.171 -10.181 5.277 1 Y C28 A1DET N -3.143 -1.204 -0.872 27 N C C19 0 19.033 -9.654 6.578 1 Y C29 A1DET N -4.006 -0.845 0.154 28 N C C20 0 17.840 -9.838 7.287 1 Y C30 A1DET N -4.889 0.206 -0.009 29 N C O8 0 17.625 -9.353 8.547 1 N O31 A1DET N -5.732 0.553 1.001 30 N O C21 0 18.617 -8.631 9.271 1 N C32 A1DET N -5.651 -0.212 2.205 31 N C C22 0 16.780 -10.511 6.713 1 Y C33 A1DET N -4.912 0.908 -1.211 32 N C O9 0 15.632 -10.640 7.433 1 N O34 A1DET N -5.778 1.943 -1.382 33 N O C23 0 16.888 -11.024 5.438 1 Y C35 A1DET N -4.049 0.548 -2.230 34 N C C24 0 18.069 -10.860 4.721 1 Y C36 A1DET N -3.164 -0.506 -2.061 35 N C C25 0 18.109 -11.456 3.336 1 N C37 A1DET N -2.237 -0.854 -3.198 36 N C C26 0 19.116 -10.694 2.511 1 N C38 A1DET N -1.658 -2.253 -2.990 37 N C N2 0 20.405 -10.814 3.215 1 N N39 A1DET N -1.113 -2.335 -1.625 38 N N C27 0 24.042 -5.421 4.107 1 N C40 A1DET N 0.024 1.258 3.219 39 S C C28 0 25.029 -5.963 3.080 1 N C41 A1DET N -0.309 2.731 3.115 40 S C N3 0 26.206 -6.330 3.888 1 N N42 A1DET N 0.907 3.533 2.942 41 N N C29 0 27.355 -6.614 3.011 1 N C43 A1DET N 0.586 4.964 2.855 42 N C C30 0 25.863 -7.490 4.733 1 N C44 A1DET N 1.633 3.084 1.751 43 R C C31 0 25.474 -8.674 3.895 1 Y C45 A1DET N 0.732 3.149 0.542 44 N C C32 0 25.875 -9.958 4.281 1 Y C46 A1DET N 1.313 3.248 -0.715 45 N C O10 0 26.623 -10.158 5.406 1 N O47 A1DET N 2.666 3.302 -0.836 46 N O C33 0 25.543 -11.058 3.497 1 Y C47 A1DET N 0.513 3.293 -1.851 47 N C C34 0 25.207 -13.098 4.801 1 N C49 A1DET N 1.398 2.174 -3.754 48 N C C35 0 24.778 -10.886 2.338 1 Y C50 A1DET N -0.866 3.233 -1.722 49 N C C36 0 24.395 -12.090 1.486 1 N C51 A1DET N -1.741 3.272 -2.948 50 N C C37 0 24.389 -9.617 1.940 1 Y C52 A1DET N -1.436 3.136 -0.469 51 N C C38 0 24.739 -8.493 2.733 1 Y C53 A1DET N -0.640 3.101 0.667 52 N C C39 0 24.349 -7.099 2.271 1 N C54 A1DET N -1.310 3.031 2.013 53 N C H1 0 21.344 -6.071 4.108 0 N H11A A1DET N 0.227 -2.496 2.654 54 N H H2 0 20.432 -5.620 5.588 0 N H12A A1DET N -0.784 -1.067 2.978 55 N H H3 0 22.657 -4.921 6.036 1 N H2 A1DET N 1.665 -0.670 3.376 56 N H H4 0 20.700 -4.028 9.945 1 N H62 A1DET N 2.310 -5.562 1.769 57 N H H5 0 19.143 -4.767 9.438 1 N H61 A1DET N 1.348 -4.892 0.414 58 N H H6 0 22.800 -8.050 11.860 1 N H13 A1DET N 4.634 -2.876 -2.407 59 N H H7 0 21.071 -8.377 11.499 1 N H12 A1DET N 5.926 -1.976 -1.578 60 N H H8 0 22.324 -9.590 11.066 1 N H11 A1DET N 5.532 -3.636 -1.072 61 N H H9 0 21.780 -11.958 8.754 0 N H181 A1DET N 4.221 1.512 -4.107 62 N H H10 0 21.389 -10.292 9.301 0 N H182 A1DET N 4.938 2.314 -2.688 63 N H H11 0 21.999 -10.571 7.634 0 N H183 A1DET N 5.778 0.945 -3.456 64 N H H12 0 23.799 -9.032 5.976 1 N H20 A1DET N 3.753 1.693 0.604 65 N H H13 0 25.112 -8.687 7.153 0 N H20A A1DET N 2.184 1.529 -0.213 66 N H H14 0 25.163 -6.346 6.396 1 N H21 A1DET N 2.728 1.514 2.791 67 N H H16 0 23.230 -12.066 6.067 1 N H1 A1DET N -2.684 -6.132 -0.526 68 N H H17 0 22.555 -9.898 4.688 0 N H232 A1DET N -3.328 -3.782 -1.807 69 N H H18 0 21.636 -9.948 6.231 0 N H231 A1DET N -3.829 -3.665 -0.104 70 N H H19 0 19.849 -9.108 7.028 1 N H29 A1DET N -3.988 -1.391 1.086 71 N H H20 0 18.218 -8.344 10.255 0 N H321 A1DET N -5.871 -1.257 1.986 72 N H H21 0 19.506 -9.265 9.407 0 N H322 A1DET N -4.647 -0.131 2.620 73 N H H22 0 18.894 -7.726 8.710 0 N H323 A1DET N -6.375 0.168 2.926 74 N H H23 0 15.742 -10.228 8.282 1 N H34 A1DET N -5.421 2.802 -1.116 75 N H H24 0 16.056 -11.553 4.996 1 N H35 A1DET N -4.065 1.091 -3.164 76 N H H25 0 17.115 -11.379 2.871 0 N H371 A1DET N -2.790 -0.827 -4.137 77 N H H26 0 18.404 -12.514 3.397 0 N H372 A1DET N -1.424 -0.129 -3.236 78 N H H27 0 18.822 -9.637 2.433 0 N H381 A1DET N -2.444 -2.998 -3.116 79 N H H28 0 19.190 -11.130 1.504 0 N H382 A1DET N -0.862 -2.431 -3.713 80 N H H30 0 20.562 -11.777 3.433 1 N H39 A1DET N -0.516 -3.142 -1.522 81 N H O40 0 24.529 -4.631 4.698 1 N O40 A1DET Y 0.724 1.027 4.443 82 N O H32 0 23.157 -5.078 3.551 1 N H40 A1DET N -0.905 0.688 3.232 83 N H H33 0 25.299 -5.154 2.385 1 N H41 A1DET N -0.772 3.032 4.055 84 N H H35 0 28.227 -6.886 3.624 0 N H432 A1DET N 0.023 5.265 3.739 85 N H H36 0 27.105 -7.448 2.338 0 N H433 A1DET N 1.509 5.540 2.798 86 N H H37 0 27.591 -5.720 2.415 0 N H431 A1DET N -0.014 5.148 1.963 87 N H H38 0 26.752 -7.766 5.320 1 N H44 A1DET N 2.514 3.708 1.601 88 N H H39 0 26.772 -9.326 5.840 1 N H47 A1DET N 3.034 4.191 -0.743 89 N H H40 0 25.724 -14.052 4.982 0 N H491 A1DET N 0.488 1.590 -3.898 90 N H H41 0 25.093 -12.556 5.752 0 N H492 A1DET N 1.843 2.397 -4.723 91 N H H42 0 24.214 -13.295 4.370 0 N H493 A1DET N 2.105 1.602 -3.153 92 N H H43 0 25.177 -12.271 0.734 0 N H512 A1DET N -1.913 2.257 -3.305 93 N H H44 0 24.293 -12.976 2.129 0 N H511 A1DET N -2.695 3.736 -2.699 94 N H H45 0 23.439 -11.892 0.980 0 N H513 A1DET N -1.247 3.852 -3.728 95 N H H46 0 23.822 -9.484 1.030 1 N H52 A1DET N -2.511 3.088 -0.371 96 N H H47 0 24.633 -6.991 1.214 0 N H542 A1DET N -2.066 2.246 1.995 97 N H H48 0 23.259 -6.992 2.371 0 N H541 A1DET N -1.794 3.985 2.221 98 N H H80 0 23.916 -4.291 5.339 1 N H42 A1DET Y 0.209 1.232 5.235 99 N H N 1 N sing Y 2 N doub Y 3 N sing N 4 N sing N 5 N sing Y 6 N sing N 7 N sing N 8 N sing Y 9 N doub N 10 N sing N 11 N sing N 12 N sing N 13 N doub N 14 N sing N 15 N sing N 16 N sing Y 17 N doub N 18 N sing N 19 N sing Y 20 N sing N 21 N sing N 22 N sing N 23 N sing N 24 N sing N 25 N sing N 26 N sing N 27 N sing Y 28 N doub Y 29 N sing N 30 N sing N 31 N sing N 32 N sing N 33 N sing N 34 N sing N 35 N sing Y 36 N sing Y 37 N doub N 38 N sing N 39 N sing Y 40 N doub N 41 N sing Y 42 N sing N 43 N sing Y 44 N doub Y 45 N sing N 46 N sing Y 47 N sing N 48 N sing N 49 N sing Y 50 N doub N 51 N sing N 52 N sing N 53 N sing Y 54 N doub N 55 N sing N 56 N doub Y 57 N sing N 58 N sing N 59 N sing N 60 N sing N 61 N sing N 62 N sing N 63 N sing N 64 N sing N 65 N sing N 66 N sing N 67 N sing N 68 N sing N 69 N sing N 70 N sing N 71 N sing N 72 N sing N 73 N sing N 74 N sing N 75 N sing N 76 N sing N 77 N sing N 78 N sing N 79 N sing N 80 N sing N 81 N sing N 82 N sing N 83 N sing N 84 N sing N 85 N sing N 86 N sing N 87 N sing N 88 N sing N 89 N sing N 90 N sing N 91 N sing N 92 N sing N 93 N sing N 94 N sing N 95 N sing N 96 N sing N 97 N sing N 98 N sing N 99 N sing N 100 N sing N 101 N sing N 102 N sing N 103 N sing N 104 N sing N 105 N sing N 106 N sing RCSB RCSB Oc1cc2CCNC(CS)(c2cc1OC)C(=O)OCC1c2c(CC3C4c5c(CC(N4C)C(O)N13)cc(C)c(OC)c5O)c(OC(C)=O)c(C)c1OCOc12 InChI=1S/C39H45N3O11S/c1-17-9-21-10-25-37(46)42-24(31(41(25)4)29(21)32(45)33(17)49-6)12-22-30(36-35(51-16-52-36)18(2)34(22)53-19(3)43)26(42)14-50-38(47)39(15-54)23-13-28(48-5)27(44)11-20(23)7-8-40-39/h9,11,13,24-26,31,37,40,44-46,54H,7-8,10,12,14-16H2,1-6H3/t24-,25-,26-,31-,37-,39+/m0/s1 VVADCRCKWHSDDT-ZKCCDLGJSA-N COc1cc2c(CCN[C@@]2(CS)C(=O)OC[C@@H]3N4[C@@H](O)[C@@H]5Cc6cc(C)c(OC)c(O)c6[C@H]([C@@H]4Cc7c(OC(C)=O)c(C)c8OCOc8c37)N5C)cc1O COc1cc2c(CCN[C]2(CS)C(=O)OC[CH]3N4[CH](O)[CH]5Cc6cc(C)c(OC)c(O)c6[CH]([CH]4Cc7c(OC(C)=O)c(C)c8OCOc8c37)N5C)cc1O Cc1cc2c(c(c1OC)O)[C@@H]3[C@@H]4Cc5c(c6c(c(c5OC(=O)C)C)OCO6)[C@@H](N4[C@H]([C@H](C2)N3C)O)COC(=O)[C@]7(c8cc(c(cc8CCN7)O)OC)CS Cc1cc2c(c(c1OC)O)C3C4Cc5c(c6c(c(c5OC(=O)C)C)OCO6)C(N4C(C(C2)N3C)O)COC(=O)C7(c8cc(c(cc8CCN7)O)OC)CS [(6aS,7R,13S,14S,15S,16R)-5-(acetyloxy)-8,14-dihydroxy-9-methoxy-4,10,17-trimethyl-6,7,12,13,14,16-hexahydro-2H,6aH-7,13-epimino[1,3]dioxolo[7,8]isoquinolino[3,2-b][3]benzazocin-16-yl]methyl (1R)-6-hydroxy-7-methoxy-1-(sulfanylmethyl)-1,2,3,4-tetrahydroisoquinoline-1-carboxylate [(1~{R},2~{S},13~{R},15~{S},16~{S})-5-acetyloxy-21-methoxy-6,20,24-trimethyl-15,22-bis(oxidanyl)-8,10-dioxa-14,24-diazahexacyclo[14.7.1.0^{2,14}.0^{4,12}.0^{7,11}.0^{18,23}]tetracosa-4(12),5,7(11),18(23),19,21-hexaen-13-yl]methyl (1~{R})-7-methoxy-6-oxidanyl-1-(sulfanylmethyl)-3,4-dihydro-2~{H}-isoquinoline-1-carboxylate radiolytically cleaved trabectedin AUTHOR