data_5X6
#
_chem_comp.id 5X6
_chem_comp.name Zeaxanthin
_chem_comp.type non-polymer
_chem_comp.pdbx_type HETAIN
_chem_comp.formula "C40 H56 O2"
_chem_comp.mon_nstd_parent_comp_id ?
_chem_comp.pdbx_synonyms "(1R)-4-[(1E,3E,5E,7E,9E,11E,13E,15E,17E)-18-[(4R)-4-hydroxy-2,6,6-trimethylcyclohexen-1-yl]-3,7,12,16-tetramethyloctadeca-1,3,5,7,9,11,13,15,17-nonaenyl]-3,5,5-trimethylcyclohex-3-en-1-ol"
_chem_comp.pdbx_formal_charge 0
_chem_comp.pdbx_initial_date 2015-12-17
_chem_comp.pdbx_modified_date 2024-11-15
_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 568.871
_chem_comp.one_letter_code ?
_chem_comp.three_letter_code 5X6
_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 8XLS
_chem_comp.pdbx_subcomponent_list ?
_chem_comp.pdbx_processing_site PDBJ
_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
5X6 C17 C1 C 0 1 N N N N N N 125.677 79.126 132.233 2.980 -0.496 -0.065 C17 5X6 1
5X6 C18 C2 C 0 1 N N N N N N 124.891 78.090 133.077 1.825 0.256 -0.063 C18 5X6 2
5X6 C16 C3 C 0 1 N N N N N N 126.156 80.258 133.146 4.228 0.138 -0.065 C16 5X6 3
5X6 C26 C4 C 0 1 N N N N N N 126.191 68.466 135.979 -7.776 0.723 -0.057 C26 5X6 4
5X6 C19 C5 C 0 1 N N N N N N 125.603 76.722 133.105 0.578 -0.377 -0.063 C19 5X6 5
5X6 C10 C6 C 0 1 N N N N N N 124.383 87.565 134.598 11.613 -0.572 2.380 C10 5X6 6
5X6 C11 C7 C 0 1 N N N N N N 127.112 86.556 133.544 10.168 -0.829 -0.070 C11 5X6 7
5X6 C12 C8 C 0 1 N N N N N N 126.354 85.218 133.612 9.029 -0.088 -0.068 C12 5X6 8
5X6 C13 C9 C 0 1 N N N N N N 127.091 83.988 133.040 7.776 -0.724 -0.068 C13 5X6 9
5X6 C20 C10 C 0 1 N N N N N N 124.844 75.666 133.936 -0.578 0.375 -0.062 C20 5X6 10
5X6 C14 C11 C 0 1 N N N N N N 126.291 82.736 133.470 6.632 0.021 -0.067 C14 5X6 11
5X6 C15 C12 C 0 1 N N N N N N 126.268 81.611 132.423 5.382 -0.614 -0.067 C15 5X6 12
5X6 C35 C13 C 0 1 N N N N N N 129.848 65.685 135.651 -11.626 0.568 2.384 C35 5X6 13
5X6 C34 C14 C 0 1 N N N N N N 128.876 64.503 135.651 -12.387 0.517 1.058 C34 5X6 14
5X6 C33 C15 C 0 1 N N N N N N 129.584 63.337 134.851 -13.482 -0.549 1.142 C33 5X6 15
5X6 C40 C16 C 0 1 N N N N N N 124.129 73.412 135.787 -2.899 1.999 -0.058 C40 5X6 16
5X6 C32 C17 C 0 1 N N R N N N 128.634 62.243 134.244 -14.064 -0.761 -0.261 C32 5X6 17
5X6 C31 C18 C 0 1 N N N N N N 127.484 62.861 133.444 -12.995 -1.417 -1.137 C31 5X6 18
5X6 C30 C19 C 0 1 N N N N N N 126.780 63.935 134.196 -11.702 -0.664 -1.026 C30 5X6 19
5X6 C29 C20 C 0 1 N N N N N N 127.565 64.880 134.986 -11.432 0.186 -0.052 C29 5X6 20
5X6 C39 C21 C 0 1 N N N N N N 125.099 67.986 136.929 -7.695 2.227 -0.055 C39 5X6 21
5X6 C28 C22 C 0 1 N N N N N N 126.699 65.904 135.777 -10.168 0.828 -0.055 C28 5X6 22
5X6 C27 C23 C 0 1 N N N N N N 126.985 67.334 135.278 -9.029 0.086 -0.057 C27 5X6 23
5X6 C21 C24 C 0 1 N N N N N N 125.582 74.324 133.854 -1.825 -0.258 -0.062 C21 5X6 24
5X6 C36 C25 C 0 1 N N N N N N 128.591 64.058 137.086 -13.026 1.880 0.787 C36 5X6 25
5X6 C22 C26 C 0 1 N N N N N N 124.769 73.144 134.429 -2.980 0.494 -0.060 C22 5X6 26
5X6 C23 C27 C 0 1 N N N N N N 125.584 71.846 134.317 -4.228 -0.140 -0.060 C23 5X6 27
5X6 C24 C28 C 0 1 N N N N N N 125.336 70.827 135.449 -5.382 0.612 -0.058 C24 5X6 28
5X6 C25 C29 C 0 1 N N N N N N 125.683 69.432 134.902 -6.632 -0.023 -0.059 C25 5X6 29
5X6 C38 C30 C 0 1 N N N N N N 125.731 64.644 133.341 -10.652 -0.893 -2.083 C38 5X6 30
5X6 C01 C31 C 0 1 N N N N N N 129.338 88.048 134.234 10.664 0.900 -2.088 C01 5X6 31
5X6 C02 C32 C 0 1 N N N N N N 128.166 88.139 135.210 11.707 0.669 -1.026 C02 5X6 32
5X6 C03 C33 C 0 1 N N N N N N 126.939 87.525 134.734 11.432 -0.188 -0.056 C03 5X6 33
5X6 C04 C34 C 0 1 N N N N N N 125.626 87.650 135.492 12.382 -0.517 1.058 C04 5X6 34
5X6 C05 C35 C 0 1 N N N N N N 125.581 89.065 136.174 13.475 0.549 1.151 C05 5X6 35
5X6 C06 C36 C 0 1 N N R N N N 126.905 89.477 136.900 14.065 0.765 -0.248 C06 5X6 36
5X6 C07 C37 C 0 1 N N N N N N 128.112 89.428 135.953 13.003 1.418 -1.132 C07 5X6 37
5X6 O08 O1 O 0 1 N N N N N N 126.777 90.755 137.392 15.209 1.617 -0.160 O08 5X6 38
5X6 C09 C38 C 0 1 N N N N N N 125.587 86.580 136.590 13.026 -1.879 0.789 C09 5X6 39
5X6 O37 O2 O 0 1 N N N N N N 129.371 61.439 133.408 -15.212 -1.609 -0.181 O37 5X6 40
5X6 C41 C39 C 0 1 N N N N N N 126.843 78.524 131.421 2.899 -2.001 -0.061 C41 5X6 41
5X6 C42 C40 C 0 1 N N N N N N 127.342 84.043 131.526 7.695 -2.229 -0.070 C42 5X6 42
5X6 H2 H2 H 0 1 N N N N N N 123.960 78.300 133.583 1.883 1.335 -0.062 H2 5X6 43
5X6 H4 H4 H 0 1 N N N N N N 126.391 80.120 134.191 4.286 1.216 -0.064 H4 5X6 44
5X6 H7 H7 H 0 1 N N N N N N 126.535 76.524 132.596 0.520 -1.456 -0.065 H7 5X6 45
5X6 H9 H9 H 0 1 N N N N N N 123.479 87.663 135.216 10.788 -1.279 2.292 H9 5X6 46
5X6 H10 H10 H 0 1 N N N N N N 124.409 88.376 133.856 12.284 -0.895 3.177 H10 5X6 47
5X6 H11 H11 H 0 1 N N N N N N 124.369 86.595 134.080 11.221 0.417 2.614 H11 5X6 48
5X6 H12 H12 H 0 1 N N N N N N 127.738 86.806 132.700 10.110 -1.908 -0.082 H12 5X6 49
5X6 H14 H14 H 0 1 N N N N N N 125.363 85.144 134.036 9.087 0.991 -0.067 H14 5X6 50
5X6 H17 H17 H 0 1 N N N N N N 123.934 75.844 134.490 -0.520 1.454 -0.060 H17 5X6 51
5X6 H19 H19 H 0 1 N N N N N N 125.791 82.659 134.424 6.690 1.099 -0.065 H19 5X6 52
5X6 H21 H21 H 0 1 N N N N N N 126.322 81.748 131.353 5.324 -1.692 -0.068 H21 5X6 53
5X6 H23 H23 H 0 1 N N N N N N 129.401 66.528 136.198 -12.299 0.895 3.177 H23 5X6 54
5X6 H24 H24 H 0 1 N N N N N N 130.787 65.387 136.140 -11.241 -0.424 2.621 H24 5X6 55
5X6 H25 H25 H 0 1 N N N N N N 130.055 65.989 134.614 -10.796 1.269 2.300 H25 5X6 56
5X6 H26 H26 H 0 1 N N N N N N 130.282 62.834 135.536 -13.056 -1.484 1.506 H26 5X6 57
5X6 H27 H27 H 0 1 N N N N N N 130.147 63.791 134.022 -14.267 -0.215 1.821 H27 5X6 58
5X6 H28 H28 H 0 1 N N N N N N 123.574 72.520 136.114 -2.880 2.363 -1.085 H28 5X6 59
5X6 H29 H29 H 0 1 N N N N N N 124.913 73.646 136.522 -3.768 2.409 0.457 H29 5X6 60
5X6 H30 H30 H 0 1 N N N N N N 123.438 74.264 135.705 -1.991 2.313 0.456 H30 5X6 61
5X6 H31 H31 H 0 1 N N N N N N 128.210 61.659 135.074 -14.348 0.200 -0.689 H31 5X6 62
5X6 H32 H32 H 0 1 N N N N N N 126.760 62.070 133.198 -12.843 -2.447 -0.814 H32 5X6 63
5X6 H33 H33 H 0 1 N N N N N N 127.890 63.288 132.515 -13.328 -1.412 -2.175 H33 5X6 64
5X6 H36 H36 H 0 1 N N N N N N 125.533 67.300 137.671 -7.675 2.589 0.973 H36 5X6 65
5X6 H37 H37 H 0 1 N N N N N N 124.656 68.851 137.445 -6.787 2.543 -0.569 H37 5X6 66
5X6 H38 H38 H 0 1 N N N N N N 124.320 67.461 136.357 -8.564 2.638 -0.568 H38 5X6 67
5X6 H39 H39 H 0 1 N N N N N N 126.000 65.650 136.560 -10.110 1.906 -0.057 H39 5X6 68
5X6 H41 H41 H 0 1 N N N N N N 127.695 67.535 134.489 -9.087 -0.993 -0.058 H41 5X6 69
5X6 H43 H43 H 0 1 N N N N N N 126.572 74.215 133.436 -1.883 -1.337 -0.063 H43 5X6 70
5X6 H45 H45 H 0 1 N N N N N N 128.099 64.876 137.633 -12.248 2.641 0.732 H45 5X6 71
5X6 H46 H46 H 0 1 N N N N N N 127.932 63.177 137.073 -13.569 1.846 -0.158 H46 5X6 72
5X6 H47 H47 H 0 1 N N N N N N 129.537 63.801 137.585 -13.717 2.124 1.594 H47 5X6 73
5X6 H49 H49 H 0 1 N N N N N N 126.276 71.661 133.509 -4.286 -1.218 -0.062 H49 5X6 74
5X6 H51 H51 H 0 1 N N N N N N 124.983 71.052 136.444 -5.324 1.691 -0.057 H51 5X6 75
5X6 H53 H53 H 0 1 N N N N N N 125.579 69.160 133.862 -6.689 -1.101 -0.060 H53 5X6 76
5X6 H55 H55 H 0 1 N N N N N N 125.239 65.426 133.937 -11.030 -1.598 -2.823 H55 5X6 77
5X6 H56 H56 H 0 1 N N N N N N 126.218 65.101 132.467 -10.415 0.053 -2.570 H56 5X6 78
5X6 H57 H57 H 0 1 N N N N N N 124.980 63.915 133.002 -9.753 -1.299 -1.620 H57 5X6 79
5X6 H58 H58 H 0 1 N N N N N N 130.221 88.536 134.674 11.050 1.597 -2.831 H58 5X6 80
5X6 H59 H59 H 0 1 N N N N N N 129.566 86.991 134.032 10.421 -0.047 -2.571 H59 5X6 81
5X6 H60 H60 H 0 1 N N N N N N 129.071 88.552 133.293 9.766 1.316 -1.631 H60 5X6 82
5X6 H63 H63 H 0 1 N N N N N N 125.367 89.814 135.397 13.046 1.482 1.516 H63 5X6 83
5X6 H64 H64 H 0 1 N N N N N N 124.769 89.064 136.916 14.258 0.212 1.831 H64 5X6 84
5X6 H65 H65 H 0 1 N N N N N N 127.079 88.764 137.719 14.356 -0.195 -0.675 H65 5X6 85
5X6 H66 H66 H 0 1 N N N N N N 129.034 89.541 136.542 13.340 1.414 -2.168 H66 5X6 86
5X6 H67 H67 H 0 1 N N N N N N 128.035 90.254 135.231 12.853 2.448 -0.807 H67 5X6 87
5X6 H68 H68 H 0 1 N N N N N N 126.032 90.795 137.980 15.633 1.795 -1.010 H68 5X6 88
5X6 H69 H69 H 0 1 N N N N N N 126.488 86.663 137.216 12.250 -2.642 0.728 H69 5X6 89
5X6 H70 H70 H 0 1 N N N N N N 124.693 86.727 137.214 13.574 -1.842 -0.152 H70 5X6 90
5X6 H71 H71 H 0 1 N N N N N N 125.552 85.582 136.128 13.713 -2.122 1.600 H71 5X6 91
5X6 H72 H72 H 0 1 N N N N N N 130.088 61.049 133.894 -15.631 -1.785 -1.035 H72 5X6 92
5X6 H73 H73 H 0 1 N N N N N N 127.345 79.321 130.854 2.877 -2.366 -1.087 H73 5X6 93
5X6 H74 H74 H 0 1 N N N N N N 127.562 78.053 132.107 3.770 -2.410 0.451 H74 5X6 94
5X6 H75 H75 H 0 1 N N N N N N 126.452 77.768 130.724 1.993 -2.315 0.457 H75 5X6 95
5X6 H76 H76 H 0 1 N N N N N N 127.913 84.951 131.281 7.675 -2.591 -1.098 H76 5X6 96
5X6 H77 H77 H 0 1 N N N N N N 127.914 83.156 131.217 8.564 -2.640 0.443 H77 5X6 97
5X6 H78 H78 H 0 1 N N N N N N 126.379 84.061 130.995 6.787 -2.545 0.444 H78 5X6 98
#
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
5X6 C41 C17 SING N N 1
5X6 C42 C13 SING N N 2
5X6 C17 C18 DOUB N E 3
5X6 C17 C16 SING N N 4
5X6 C15 C16 DOUB N E 5
5X6 C15 C14 SING N N 6
5X6 C13 C14 DOUB N E 7
5X6 C13 C12 SING N N 8
5X6 C18 C19 SING N N 9
5X6 C19 C20 DOUB N E 10
5X6 C38 C30 SING N N 11
5X6 O37 C32 SING N N 12
5X6 C31 C30 SING N N 13
5X6 C31 C32 SING N N 14
5X6 C11 C12 DOUB N E 15
5X6 C11 C03 SING N N 16
5X6 C21 C20 SING N N 17
5X6 C21 C22 DOUB N E 18
5X6 C30 C29 DOUB N N 19
5X6 C01 C02 SING N N 20
5X6 C32 C33 SING N N 21
5X6 C23 C22 SING N N 22
5X6 C23 C24 DOUB N E 23
5X6 C22 C40 SING N N 24
5X6 C10 C04 SING N N 25
5X6 C03 C02 DOUB N N 26
5X6 C03 C04 SING N N 27
5X6 C33 C34 SING N N 28
5X6 C25 C24 SING N N 29
5X6 C25 C26 DOUB N E 30
5X6 C29 C34 SING N N 31
5X6 C29 C28 SING N N 32
5X6 C02 C07 SING N N 33
5X6 C27 C28 DOUB N E 34
5X6 C27 C26 SING N N 35
5X6 C04 C05 SING N N 36
5X6 C04 C09 SING N N 37
5X6 C35 C34 SING N N 38
5X6 C34 C36 SING N N 39
5X6 C07 C06 SING N N 40
5X6 C26 C39 SING N N 41
5X6 C05 C06 SING N N 42
5X6 C06 O08 SING N N 43
5X6 C18 H2 SING N N 44
5X6 C16 H4 SING N N 45
5X6 C19 H7 SING N N 46
5X6 C10 H9 SING N N 47
5X6 C10 H10 SING N N 48
5X6 C10 H11 SING N N 49
5X6 C11 H12 SING N N 50
5X6 C12 H14 SING N N 51
5X6 C20 H17 SING N N 52
5X6 C14 H19 SING N N 53
5X6 C15 H21 SING N N 54
5X6 C35 H23 SING N N 55
5X6 C35 H24 SING N N 56
5X6 C35 H25 SING N N 57
5X6 C33 H26 SING N N 58
5X6 C33 H27 SING N N 59
5X6 C40 H28 SING N N 60
5X6 C40 H29 SING N N 61
5X6 C40 H30 SING N N 62
5X6 C32 H31 SING N N 63
5X6 C31 H32 SING N N 64
5X6 C31 H33 SING N N 65
5X6 C39 H36 SING N N 66
5X6 C39 H37 SING N N 67
5X6 C39 H38 SING N N 68
5X6 C28 H39 SING N N 69
5X6 C27 H41 SING N N 70
5X6 C21 H43 SING N N 71
5X6 C36 H45 SING N N 72
5X6 C36 H46 SING N N 73
5X6 C36 H47 SING N N 74
5X6 C23 H49 SING N N 75
5X6 C24 H51 SING N N 76
5X6 C25 H53 SING N N 77
5X6 C38 H55 SING N N 78
5X6 C38 H56 SING N N 79
5X6 C38 H57 SING N N 80
5X6 C01 H58 SING N N 81
5X6 C01 H59 SING N N 82
5X6 C01 H60 SING N N 83
5X6 C05 H63 SING N N 84
5X6 C05 H64 SING N N 85
5X6 C06 H65 SING N N 86
5X6 C07 H66 SING N N 87
5X6 C07 H67 SING N N 88
5X6 O08 H68 SING N N 89
5X6 C09 H69 SING N N 90
5X6 C09 H70 SING N N 91
5X6 C09 H71 SING N N 92
5X6 O37 H72 SING N N 93
5X6 C41 H73 SING N N 94
5X6 C41 H74 SING N N 95
5X6 C41 H75 SING N N 96
5X6 C42 H76 SING N N 97
5X6 C42 H77 SING N N 98
5X6 C42 H78 SING N N 99
#
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
5X6 InChI InChI 1.06 "InChI=1S/C40H56O2/c1-29(17-13-19-31(3)21-23-37-33(5)25-35(41)27-39(37,7)8)15-11-12-16-30(2)18-14-20-32(4)22-24-38-34(6)26-36(42)28-40(38,9)10/h11-24,35-36,41-42H,25-28H2,1-10H3/b12-11+,17-13+,18-14+,23-21+,24-22+,29-15?,30-16?,31-19+,32-20+/t35-,36-/m1/s1"
5X6 InChIKey InChI 1.06 JKQXZKUSFCKOGQ-AYORJBSZSA-N
5X6 SMILES_CANONICAL CACTVS 3.385 "CC(=C/C=C/C=C(C)/C=C/C=C(C)/C=C/C1=C(C)C[C@@H](O)CC1(C)C)\C=C\C=C(C)\C=C\C2=C(C)C[C@@H](O)CC2(C)C"
5X6 SMILES CACTVS 3.385 "CC(=CC=CC=C(C)C=CC=C(C)C=CC1=C(C)C[CH](O)CC1(C)C)C=CC=C(C)C=CC2=C(C)C[CH](O)CC2(C)C"
5X6 SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "CC1=C(C(C[C@@H](C1)O)(C)C)C=C/C(=C/C=C/C(=C/C=C/C=C(\C)/C=C/C=C(\C)/C=C/C2=C(C[C@H](CC2(C)C)O)C)/C)/C"
5X6 SMILES "OpenEye OEToolkits" 2.0.7 "CC1=C(C(CC(C1)O)(C)C)C=CC(=CC=CC(=CC=CC=C(C)C=CC=C(C)C=CC2=C(CC(CC2(C)C)O)C)C)C"
#
_pdbx_chem_comp_identifier.comp_id 5X6
_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 "(1~{R})-3,5,5-trimethyl-4-[(1~{E},3~{E},5~{E},7~{E},9~{E},11~{E},13~{E},15~{E})-3,7,12,16-tetramethyl-18-[(4~{R})-2,6,6-trimethyl-4-oxidanyl-cyclohexen-1-yl]octadeca-1,3,5,7,9,11,13,15,17-nonaenyl]cyclohex-3-en-1-ol"
#
loop_
_pdbx_chem_comp_audit.comp_id
_pdbx_chem_comp_audit.action_type
_pdbx_chem_comp_audit.date
_pdbx_chem_comp_audit.processing_site
5X6 "Create component" 2015-12-17 RCSB
5X6 "Modify synonyms" 2016-01-26 RCSB
5X6 "Modify synonyms" 2020-06-05 PDBE
5X6 "Initial release" 2024-02-14 RCSB
5X6 "Modify coordinates" 2024-11-15 PDBJ
5X6 "Modify name" 2024-11-15 PDBJ
5X6 "Modify model coordinates code" 2024-11-15 PDBJ
#
_pdbx_chem_comp_synonyms.ordinal 1
_pdbx_chem_comp_synonyms.comp_id 5X6
_pdbx_chem_comp_synonyms.name "(1R)-4-[(1E,3E,5E,7E,9E,11E,13E,15E,17E)-18-[(4R)-4-hydroxy-2,6,6-trimethylcyclohexen-1-yl]-3,7,12,16-tetramethyloctadeca-1,3,5,7,9,11,13,15,17-nonaenyl]-3,5,5-trimethylcyclohex-3-en-1-ol"
_pdbx_chem_comp_synonyms.provenance PUBCHEM
_pdbx_chem_comp_synonyms.type ?
#