data_A1ISK # _chem_comp.id A1ISK _chem_comp.name "methyl 2-[(1S,2S)-2-[[(2S)-4-methyl-2-[[(2S)-3-methyl-2-(phenylmethoxycarbonylamino)butanoyl]amino]pentanoyl]amino]-1-oxidanyl-3-[(3S)-2-oxidanylidenepyrrolidin-3-yl]propyl]-1,3-thiazole-4-carboxylate" _chem_comp.type non-polymer _chem_comp.pdbx_type HETAIN _chem_comp.formula "C31 H43 N5 O8 S" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2024-10-23 _chem_comp.pdbx_modified_date 2025-10-24 _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 645.767 _chem_comp.one_letter_code ? _chem_comp.three_letter_code ? _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 9H4B _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site PDBE _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 A1ISK N1 N1 N 0 1 N N N N N N -16.210 -22.165 0.900 4.713 -0.237 0.490 N1 A1ISK 1 A1ISK N3 N2 N 0 1 N N N N N N -13.656 -27.779 2.469 -2.360 0.504 -0.987 N3 A1ISK 2 A1ISK C4 C1 C 0 1 Y N N N N N -17.727 -18.565 -2.545 11.330 0.409 0.542 C4 A1ISK 3 A1ISK C5 C2 C 0 1 Y N N N N N -17.927 -19.395 -1.455 10.142 -0.112 1.017 C5 A1ISK 4 A1ISK C6 C3 C 0 1 Y N N N N N -17.782 -18.919 -0.148 9.397 -0.968 0.228 C6 A1ISK 5 A1ISK C7 C4 C 0 1 N N N N N N -17.919 -19.822 1.062 8.102 -1.537 0.747 C7 A1ISK 6 A1ISK C8 C5 C 0 1 N N N N N N -17.334 -22.008 0.166 5.773 -1.016 0.786 C8 A1ISK 7 A1ISK C10 C6 C 0 1 N N N N N N -15.069 -24.269 1.129 2.346 -0.004 0.009 C10 A1ISK 8 A1ISK C13 C7 C 0 1 N N N N N N -13.830 -20.983 -0.500 3.360 1.341 2.445 C13 A1ISK 9 A1ISK C15 C8 C 0 1 N N N N N N -13.914 -27.185 1.300 -1.297 0.062 -0.287 C15 A1ISK 10 A1ISK C17 C9 C 0 1 N N N N N N -17.692 -27.138 0.899 1.489 -0.502 -2.850 C17 A1ISK 11 A1ISK C20 C10 C 0 1 N N N N N N -18.541 -28.253 1.383 1.655 0.955 -3.288 C20 A1ISK 12 A1ISK C21 C11 C 0 1 N N S N N N -12.372 -29.787 3.143 -4.684 -0.154 -1.368 C21 A1ISK 13 A1ISK C22 C12 C 0 1 N N N N N N -11.754 -27.437 3.973 -4.139 1.906 -0.064 C22 A1ISK 14 A1ISK C24 C13 C 0 1 N N S N N N -11.512 -25.969 3.640 -3.157 2.534 0.927 C24 A1ISK 15 A1ISK C26 C14 C 0 1 N N N N N N -9.873 -24.283 3.004 -2.579 4.717 1.735 C26 A1ISK 16 A1ISK C28 C15 C 0 1 Y N N N N N -13.056 -31.242 -0.183 -7.735 -1.320 0.284 C28 A1ISK 17 A1ISK C1 C16 C 0 1 Y N N N N N -17.423 -17.593 0.031 9.841 -1.302 -1.038 C1 A1ISK 18 A1ISK C2 C17 C 0 1 Y N N N N N -17.222 -16.764 -1.054 11.029 -0.780 -1.514 C2 A1ISK 19 A1ISK C3 C18 C 0 1 Y N N N N N -17.388 -17.241 -2.342 11.771 0.080 -0.727 C3 A1ISK 20 A1ISK O1 O1 O 0 1 N N N N N N -18.272 -21.186 0.710 7.008 -0.650 0.393 O1 A1ISK 21 A1ISK O2 O2 O 0 1 N N N N N N -17.450 -22.474 -0.952 5.614 -2.048 1.407 O2 A1ISK 22 A1ISK C9 C19 C 0 1 N N S N N N -15.130 -22.961 0.353 3.370 -0.635 0.917 C9 A1ISK 23 A1ISK C11 C20 C 0 1 N N N N N N -13.790 -22.209 0.390 3.133 -0.169 2.355 C11 A1ISK 24 A1ISK C12 C21 C 0 1 N N N N N N -12.640 -23.119 -0.008 4.106 -0.888 3.292 C12 A1ISK 25 A1ISK O3 O3 O 0 1 N N N N N N -14.697 -24.275 2.303 2.681 0.861 -0.773 O3 A1ISK 26 A1ISK N2 N3 N 0 1 N N N N N N -15.365 -25.382 0.445 1.059 -0.400 0.066 N2 A1ISK 27 A1ISK C14 C22 C 0 1 N N S N N N -15.316 -26.641 1.133 0.084 0.139 -0.885 C14 A1ISK 28 A1ISK C16 C23 C 0 1 N N N N N N -16.297 -27.571 0.456 0.126 -0.680 -2.177 C16 A1ISK 29 A1ISK C18 C24 C 0 1 N N S N N N -12.330 -28.273 2.833 -3.696 0.478 -0.386 C18 A1ISK 30 A1ISK O4 O4 O 0 1 N N N N N N -13.111 -27.080 0.396 -1.451 -0.397 0.825 O4 A1ISK 31 A1ISK C19 C25 C 0 1 N N N N N N -18.352 -26.307 -0.178 1.577 -1.416 -4.074 C19 A1ISK 32 A1ISK C23 C26 C 0 1 Y N N N N N -12.405 -30.577 1.871 -6.030 -0.294 -0.705 C23 A1ISK 33 A1ISK C25 C27 C 0 1 N N N N N N -10.421 -25.670 2.590 -3.792 3.768 1.610 C25 A1ISK 34 A1ISK N4 N4 N 0 1 N N N N N N -10.204 -24.215 4.427 -1.656 4.315 0.667 N4 A1ISK 35 A1ISK C27 C28 C 0 1 N N N N N N -11.129 -25.096 4.835 -1.953 3.091 0.199 C27 A1ISK 36 A1ISK O5 O5 O 0 1 N N N N N N -11.655 -25.141 6.001 -1.345 2.516 -0.679 O5 A1ISK 37 A1ISK O6 O6 O 0 1 N N N N N N -11.140 -30.185 3.717 -4.806 0.678 -2.523 O6 A1ISK 38 A1ISK N5 N5 N 0 1 Y N N N N N -13.200 -30.327 0.847 -6.524 -1.402 -0.276 N5 A1ISK 39 A1ISK C29 C29 C 0 1 Y N N N N N -12.136 -32.175 0.046 -8.240 -0.065 0.305 C29 A1ISK 40 A1ISK S1 S1 S 0 1 Y N N N N N -11.378 -31.975 1.584 -7.109 0.997 -0.411 S1 A1ISK 41 A1ISK C30 C30 C 0 1 N N N N N N -13.908 -31.128 -1.405 -8.453 -2.486 0.822 C30 A1ISK 42 A1ISK O7 O7 O 0 1 N N N N N N -14.758 -30.293 -1.563 -9.555 -2.346 1.316 O7 A1ISK 43 A1ISK O8 O8 O 0 1 N N N N N N -13.578 -32.044 -2.307 -7.888 -3.709 0.768 O8 A1ISK 44 A1ISK C31 C31 C 0 1 N N N N N N -14.111 -31.808 -3.631 -8.654 -4.813 1.318 C31 A1ISK 45 A1ISK H8 H1 H 0 1 N N N N N N -16.126 -21.741 1.802 4.841 0.589 -0.002 H8 A1ISK 46 A1ISK H19 H2 H 0 1 N N N N N N -14.404 -27.890 3.124 -2.241 0.840 -1.890 H19 A1ISK 47 A1ISK H4 H3 H 0 1 N N N N N N -17.835 -18.950 -3.548 11.912 1.078 1.159 H4 A1ISK 48 A1ISK H5 H4 H 0 1 N N N N N N -18.200 -20.427 -1.617 9.795 0.149 2.006 H5 A1ISK 49 A1ISK H7 H5 H 0 1 N N N N N N -16.960 -19.835 1.601 7.932 -2.518 0.303 H7 A1ISK 50 A1ISK H6 H6 H 0 1 N N N N N N -18.703 -19.414 1.718 8.156 -1.633 1.831 H6 A1ISK 51 A1ISK H15 H7 H 0 1 N N N N N N -12.861 -20.465 -0.455 2.667 1.854 1.778 H15 A1ISK 52 A1ISK H16 H8 H 0 1 N N N N N N -14.034 -21.289 -1.537 3.191 1.673 3.470 H16 A1ISK 53 A1ISK H14 H9 H 0 1 N N N N N N -14.624 -20.305 -0.155 4.384 1.573 2.153 H14 A1ISK 54 A1ISK H22 H10 H 0 1 N N N N N N -17.542 -26.465 1.756 2.279 -0.762 -2.145 H22 A1ISK 55 A1ISK H29 H11 H 0 1 N N N N N N -19.525 -27.862 1.682 1.592 1.606 -2.416 H29 A1ISK 56 A1ISK H28 H12 H 0 1 N N N N N N -18.669 -28.992 0.578 2.626 1.082 -3.767 H28 A1ISK 57 A1ISK H27 H13 H 0 1 N N N N N N -18.059 -28.732 2.248 0.865 1.214 -3.993 H27 A1ISK 58 A1ISK H30 H14 H 0 1 N N N N N N -13.233 -30.027 3.784 -4.322 -1.138 -1.665 H30 A1ISK 59 A1ISK H31 H15 H 0 1 N N N N N N -12.456 -27.483 4.818 -5.136 1.887 0.375 H31 A1ISK 60 A1ISK H32 H16 H 0 1 N N N N N N -10.793 -27.882 4.270 -4.157 2.496 -0.981 H32 A1ISK 61 A1ISK H33 H17 H 0 1 N N N N N N -12.456 -25.570 3.240 -2.849 1.802 1.673 H33 A1ISK 62 A1ISK H36 H18 H 0 1 N N N N N N -8.786 -24.224 2.847 -2.894 5.751 1.592 H36 A1ISK 63 A1ISK H37 H19 H 0 1 N N N N N N -10.369 -23.477 2.443 -2.105 4.598 2.709 H37 A1ISK 64 A1ISK H1 H20 H 0 1 N N N N N N -17.299 -17.204 1.031 9.261 -1.974 -1.654 H1 A1ISK 65 A1ISK H2 H21 H 0 1 N N N N N N -16.933 -15.735 -0.896 11.375 -1.041 -2.503 H2 A1ISK 66 A1ISK H3 H22 H 0 1 N N N N N N -17.253 -16.581 -3.186 12.699 0.487 -1.099 H3 A1ISK 67 A1ISK H9 H23 H 0 1 N N N N N N -15.356 -23.198 -0.697 3.279 -1.720 0.868 H9 A1ISK 68 A1ISK H10 H24 H 0 1 N N N N N N -13.619 -21.875 1.424 2.109 -0.400 2.648 H10 A1ISK 69 A1ISK H12 H25 H 0 1 N N N N N N -11.696 -22.555 0.028 5.125 -0.571 3.070 H12 A1ISK 70 A1ISK H13 H26 H 0 1 N N N N N N -12.586 -23.968 0.689 3.865 -0.641 4.325 H13 A1ISK 71 A1ISK H11 H27 H 0 1 N N N N N N -12.805 -23.493 -1.029 4.021 -1.965 3.146 H11 A1ISK 72 A1ISK H17 H28 H 0 1 N N N N N N -15.614 -25.337 -0.522 0.779 -1.042 0.737 H17 A1ISK 73 A1ISK H18 H29 H 0 1 N N N N N N -15.703 -26.471 2.148 0.328 1.178 -1.106 H18 A1ISK 74 A1ISK H21 H30 H 0 1 N N N N N N -16.204 -27.489 -0.637 -0.659 -0.336 -2.851 H21 A1ISK 75 A1ISK H20 H31 H 0 1 N N N N N N -16.108 -28.610 0.763 -0.030 -1.733 -1.945 H20 A1ISK 76 A1ISK H23 H32 H 0 1 N N N N N N -11.667 -28.141 1.965 -3.669 -0.110 0.532 H23 A1ISK 77 A1ISK H26 H33 H 0 1 N N N N N N -19.355 -26.003 0.156 2.548 -1.289 -4.553 H26 A1ISK 78 A1ISK H24 H34 H 0 1 N N N N N N -17.744 -25.412 -0.374 1.459 -2.453 -3.762 H24 A1ISK 79 A1ISK H25 H35 H 0 1 N N N N N N -18.437 -26.902 -1.099 0.787 -1.156 -4.779 H25 A1ISK 80 A1ISK H34 H36 H 0 1 N N N N N N -9.627 -26.430 2.624 -4.567 4.206 0.981 H34 A1ISK 81 A1ISK H35 H37 H 0 1 N N N N N N -10.851 -25.634 1.578 -4.188 3.510 2.591 H35 A1ISK 82 A1ISK H38 H38 H 0 1 N N N N N N -9.773 -23.561 5.049 -0.924 4.863 0.342 H38 A1ISK 83 A1ISK H39 H39 H 0 1 N N N N N N -11.165 -31.115 3.908 -5.125 1.571 -2.332 H39 A1ISK 84 A1ISK H40 H40 H 0 1 N N N N N N -11.892 -32.965 -0.649 -9.202 0.218 0.707 H40 A1ISK 85 A1ISK H43 H41 H 0 1 N N N N N N -13.787 -32.614 -4.306 -8.851 -4.628 2.374 H43 A1ISK 86 A1ISK H41 H42 H 0 1 N N N N N N -15.210 -31.788 -3.586 -9.599 -4.903 0.782 H41 A1ISK 87 A1ISK H42 H43 H 0 1 N N N N N N -13.742 -30.843 -4.008 -8.087 -5.738 1.211 H42 A1ISK 88 # 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 A1ISK C1 C2 DOUB Y N 1 A1ISK C2 C3 SING Y N 2 A1ISK C3 C4 DOUB Y N 3 A1ISK C4 C5 SING Y N 4 A1ISK C5 C6 DOUB Y N 5 A1ISK C1 C6 SING Y N 6 A1ISK C6 C7 SING N N 7 A1ISK C7 O1 SING N N 8 A1ISK O1 C8 SING N N 9 A1ISK C8 N1 SING N N 10 A1ISK C8 O2 DOUB N N 11 A1ISK N1 C9 SING N N 12 A1ISK C9 C10 SING N N 13 A1ISK C9 C11 SING N N 14 A1ISK C11 C12 SING N N 15 A1ISK C11 C13 SING N N 16 A1ISK C10 O3 DOUB N N 17 A1ISK C10 N2 SING N N 18 A1ISK N2 C14 SING N N 19 A1ISK C14 C15 SING N N 20 A1ISK C15 N3 SING N N 21 A1ISK C14 C16 SING N N 22 A1ISK C16 C17 SING N N 23 A1ISK N3 C18 SING N N 24 A1ISK C15 O4 DOUB N N 25 A1ISK C17 C19 SING N N 26 A1ISK C17 C20 SING N N 27 A1ISK C18 C21 SING N N 28 A1ISK C18 C22 SING N N 29 A1ISK C21 C23 SING N N 30 A1ISK C22 C24 SING N N 31 A1ISK C24 C25 SING N N 32 A1ISK C25 C26 SING N N 33 A1ISK C26 N4 SING N N 34 A1ISK N4 C27 SING N N 35 A1ISK C24 C27 SING N N 36 A1ISK C27 O5 DOUB N N 37 A1ISK C21 O6 SING N N 38 A1ISK C23 N5 DOUB Y N 39 A1ISK N5 C28 SING Y N 40 A1ISK C28 C29 DOUB Y N 41 A1ISK C29 S1 SING Y N 42 A1ISK C23 S1 SING Y N 43 A1ISK C28 C30 SING N N 44 A1ISK C30 O7 DOUB N N 45 A1ISK C30 O8 SING N N 46 A1ISK O8 C31 SING N N 47 A1ISK N1 H8 SING N N 48 A1ISK N3 H19 SING N N 49 A1ISK C4 H4 SING N N 50 A1ISK C5 H5 SING N N 51 A1ISK C7 H7 SING N N 52 A1ISK C7 H6 SING N N 53 A1ISK C13 H15 SING N N 54 A1ISK C13 H16 SING N N 55 A1ISK C13 H14 SING N N 56 A1ISK C17 H22 SING N N 57 A1ISK C20 H29 SING N N 58 A1ISK C20 H28 SING N N 59 A1ISK C20 H27 SING N N 60 A1ISK C21 H30 SING N N 61 A1ISK C22 H31 SING N N 62 A1ISK C22 H32 SING N N 63 A1ISK C24 H33 SING N N 64 A1ISK C26 H36 SING N N 65 A1ISK C26 H37 SING N N 66 A1ISK C1 H1 SING N N 67 A1ISK C2 H2 SING N N 68 A1ISK C3 H3 SING N N 69 A1ISK C9 H9 SING N N 70 A1ISK C11 H10 SING N N 71 A1ISK C12 H12 SING N N 72 A1ISK C12 H13 SING N N 73 A1ISK C12 H11 SING N N 74 A1ISK N2 H17 SING N N 75 A1ISK C14 H18 SING N N 76 A1ISK C16 H21 SING N N 77 A1ISK C16 H20 SING N N 78 A1ISK C18 H23 SING N N 79 A1ISK C19 H26 SING N N 80 A1ISK C19 H24 SING N N 81 A1ISK C19 H25 SING N N 82 A1ISK C25 H34 SING N N 83 A1ISK C25 H35 SING N N 84 A1ISK N4 H38 SING N N 85 A1ISK O6 H39 SING N N 86 A1ISK C29 H40 SING N N 87 A1ISK C31 H43 SING N N 88 A1ISK C31 H41 SING N N 89 A1ISK C31 H42 SING N N 90 # 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 A1ISK InChI InChI 1.06 "InChI=1S/C31H43N5O8S/c1-17(2)13-22(34-28(40)24(18(3)4)36-31(42)44-15-19-9-7-6-8-10-19)27(39)33-21(14-20-11-12-32-26(20)38)25(37)29-35-23(16-45-29)30(41)43-5/h6-10,16-18,20-22,24-25,37H,11-15H2,1-5H3,(H,32,38)(H,33,39)(H,34,40)(H,36,42)/t20-,21-,22-,24?,25+/m0/s1" A1ISK InChIKey InChI 1.06 VXGLAHXNQFYSAB-ZLCZASCPSA-N A1ISK SMILES_CANONICAL CACTVS 3.385 "COC(=O)c1csc(n1)[C@@H](O)[C@H](C[C@@H]2CCNC2=O)NC(=O)[C@H](CC(C)C)NC(=O)[C@@H](NC(=O)OCc3ccccc3)C(C)C" A1ISK SMILES CACTVS 3.385 "COC(=O)c1csc(n1)[CH](O)[CH](C[CH]2CCNC2=O)NC(=O)[CH](CC(C)C)NC(=O)[CH](NC(=O)OCc3ccccc3)C(C)C" A1ISK SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "CC(C)C[C@@H](C(=O)N[C@@H](C[C@@H]1CCNC1=O)[C@@H](c2nc(cs2)C(=O)OC)O)NC(=O)[C@H](C(C)C)NC(=O)OCc3ccccc3" A1ISK SMILES "OpenEye OEToolkits" 2.0.7 "CC(C)CC(C(=O)NC(CC1CCNC1=O)C(c2nc(cs2)C(=O)OC)O)NC(=O)C(C(C)C)NC(=O)OCc3ccccc3" # _pdbx_chem_comp_identifier.comp_id A1ISK _pdbx_chem_comp_identifier.type "SYSTEMATIC NAME" _pdbx_chem_comp_identifier.program "OpenEye OEToolkits" _pdbx_chem_comp_identifier.program_version 2.0.7 _pdbx_chem_comp_identifier.identifier "methyl 2-[(1~{S},2~{S})-2-[[(2~{S})-4-methyl-2-[[(2~{S})-3-methyl-2-(phenylmethoxycarbonylamino)butanoyl]amino]pentanoyl]amino]-1-oxidanyl-3-[(3~{S})-2-oxidanylidenepyrrolidin-3-yl]propyl]-1,3-thiazole-4-carboxylate" # loop_ _pdbx_chem_comp_audit.comp_id _pdbx_chem_comp_audit.action_type _pdbx_chem_comp_audit.date _pdbx_chem_comp_audit.processing_site A1ISK "Create component" 2024-10-23 PDBE A1ISK "Initial release" 2025-10-29 RCSB # _pdbx_chem_comp_pcm.pcm_id 1 _pdbx_chem_comp_pcm.comp_id A1ISK _pdbx_chem_comp_pcm.modified_residue_id CYS _pdbx_chem_comp_pcm.type None _pdbx_chem_comp_pcm.category "Covalent chemical modification" _pdbx_chem_comp_pcm.position "Amino-acid side chain" _pdbx_chem_comp_pcm.polypeptide_position "Any position" _pdbx_chem_comp_pcm.comp_id_linking_atom C21 _pdbx_chem_comp_pcm.modified_residue_id_linking_atom SG _pdbx_chem_comp_pcm.uniprot_specific_ptm_accession ? _pdbx_chem_comp_pcm.uniprot_generic_ptm_accession ? #