data_A1CTA # _chem_comp.id A1CTA _chem_comp.name "6-ethyl-5-[(3R)-3-(6-phenylpyridin-3-yl)but-1-yn-1-yl]pyrimidine-2,4-diamine" _chem_comp.type non-polymer _chem_comp.pdbx_type HETAIN _chem_comp.formula "C21 H21 N5" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2025-09-12 _chem_comp.pdbx_modified_date 2026-07-17 _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 343.425 _chem_comp.one_letter_code ? _chem_comp.three_letter_code A1CTA _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 9Y7S _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 A1CTA C11 C1 C 0 1 Y N N N N N -20.976 9.119 6.628 1.075 -1.873 0.133 C11 A1CTA 1 A1CTA N2 N1 N 0 1 N N N N N N -14.108 13.622 3.529 -6.553 2.436 -0.150 N2 A1CTA 2 A1CTA C14 C2 C 0 1 Y N N N N N -22.693 9.675 8.652 3.374 -0.417 0.022 C14 A1CTA 3 A1CTA C17 C3 C 0 1 Y N N N N N -25.730 10.955 10.534 6.025 1.939 -1.224 C17 A1CTA 4 A1CTA C16 C4 C 0 1 Y N N N N N -24.851 10.650 9.496 4.863 1.197 -1.159 C16 A1CTA 5 A1CTA C15 C5 C 0 1 Y N N N N N -23.617 10.041 9.760 4.621 0.382 -0.054 C15 A1CTA 6 A1CTA C21 C6 C 0 1 Y N N N N N -22.319 9.389 6.408 1.371 -1.048 -0.936 C21 A1CTA 7 A1CTA C1 C7 C 0 1 N N N N N N -17.885 13.546 7.004 -1.354 2.098 1.391 C1 A1CTA 8 A1CTA C2 C8 C 0 1 N N N N N N -17.001 12.380 7.079 -1.802 1.845 -0.050 C2 A1CTA 9 A1CTA C3 C9 C 0 1 Y N N N N N -16.426 12.089 5.719 -3.194 1.266 -0.049 C3 A1CTA 10 A1CTA N1 N2 N 0 1 Y N N N N N -15.586 12.993 5.210 -4.250 2.061 -0.098 N1 A1CTA 11 A1CTA C4 C10 C 0 1 Y N N N N N -14.970 12.706 4.035 -5.479 1.566 -0.098 C4 A1CTA 12 A1CTA N3 N3 N 0 1 Y N N N N N -15.125 11.591 3.292 -5.711 0.262 -0.050 N3 A1CTA 13 A1CTA C5 C11 C 0 1 Y N N N N N -15.970 10.664 3.794 -4.707 -0.604 0.001 C5 A1CTA 14 A1CTA N4 N4 N 0 1 N N N N N N -16.179 9.536 3.104 -4.953 -1.964 0.052 N4 A1CTA 15 A1CTA C6 C12 C 0 1 Y N N N N N -16.658 10.908 5.013 -3.385 -0.115 -0.002 C6 A1CTA 16 A1CTA C7 C13 C 0 1 N N N N N N -17.621 9.939 5.422 -2.269 -1.011 0.051 C7 A1CTA 17 A1CTA C8 C14 C 0 1 N N N N N N -18.683 9.413 5.560 -1.354 -1.745 0.095 C8 A1CTA 18 A1CTA C9 C15 C 0 1 N N R N N N -19.997 8.738 5.546 -0.207 -2.666 0.150 C9 A1CTA 19 A1CTA C10 C16 C 0 1 N N N N N N -19.692 7.252 5.713 -0.245 -3.600 -1.061 C10 A1CTA 20 A1CTA C12 C17 C 0 1 Y N N N N N -20.494 9.148 7.938 1.972 -1.969 1.187 C12 A1CTA 21 A1CTA C13 C18 C 0 1 Y N N N N N -21.365 9.441 8.944 3.140 -1.229 1.130 C13 A1CTA 22 A1CTA C18 C19 C 0 1 Y N N N N N -25.349 10.741 11.867 6.948 1.875 -0.196 C18 A1CTA 23 A1CTA C19 C20 C 0 1 Y N N N N N -24.096 10.163 12.140 6.710 1.072 0.905 C19 A1CTA 24 A1CTA C20 C21 C 0 1 Y N N N N N -23.258 9.770 11.086 5.555 0.322 0.979 C20 A1CTA 25 A1CTA N5 N5 N 0 1 Y N N N N N -23.176 9.689 7.388 2.490 -0.354 -0.965 N5 A1CTA 26 A1CTA H1 H1 H 0 1 N N N N N N -13.733 13.286 2.665 -6.400 3.394 -0.185 H1 A1CTA 27 A1CTA H2 H2 H 0 1 N N N N N N -14.592 14.483 3.370 -7.459 2.090 -0.151 H2 A1CTA 28 A1CTA H3 H3 H 0 1 N N N N N N -26.707 11.357 10.311 6.216 2.566 -2.082 H3 A1CTA 29 A1CTA H4 H4 H 0 1 N N N N N N -25.124 10.885 8.478 4.143 1.247 -1.962 H4 A1CTA 30 A1CTA H5 H5 H 0 1 N N N N N N -22.690 9.355 5.394 0.675 -0.971 -1.759 H5 A1CTA 31 A1CTA H6 H6 H 0 1 N N N N N N -18.303 13.755 8.000 -2.039 2.801 1.866 H6 A1CTA 32 A1CTA H7 H7 H 0 1 N N N N N N -17.312 14.418 6.657 -1.357 1.159 1.943 H7 A1CTA 33 A1CTA H8 H8 H 0 1 N N N N N N -18.704 13.340 6.299 -0.348 2.517 1.390 H8 A1CTA 34 A1CTA H9 H9 H 0 1 N N N N N N -17.575 11.508 7.427 -1.799 2.784 -0.602 H9 A1CTA 35 A1CTA H10 H10 H 0 1 N N N N N N -16.183 12.586 7.785 -1.117 1.142 -0.525 H10 A1CTA 36 A1CTA H11 H11 H 0 1 N N N N N N -15.639 9.554 2.263 -5.866 -2.292 0.050 H11 A1CTA 37 A1CTA H12 H12 H 0 1 N N N N N N -15.905 8.750 3.659 -4.213 -2.590 0.089 H12 A1CTA 38 A1CTA H13 H13 H 0 1 N N N N N N -20.473 8.891 4.566 -0.257 -3.255 1.065 H13 A1CTA 39 A1CTA H14 H14 H 0 1 N N N N N N -20.633 6.682 5.712 -0.194 -3.011 -1.977 H14 A1CTA 40 A1CTA H15 H15 H 0 1 N N N N N N -19.056 6.913 4.882 0.605 -4.282 -1.021 H15 A1CTA 41 A1CTA H16 H16 H 0 1 N N N N N N -19.167 7.090 6.666 -1.172 -4.174 -1.049 H16 A1CTA 42 A1CTA H17 H17 H 0 1 N N N N N N -19.455 8.943 8.149 1.763 -2.606 2.034 H17 A1CTA 43 A1CTA H18 H18 H 0 1 N N N N N N -21.017 9.490 9.965 3.860 -1.280 1.933 H18 A1CTA 44 A1CTA H19 H19 H 0 1 N N N N N N -26.011 11.017 12.675 7.858 2.454 -0.253 H19 A1CTA 45 A1CTA H20 H20 H 0 1 N N N N N N -23.779 10.022 13.163 7.435 1.026 1.705 H20 A1CTA 46 A1CTA H21 H21 H 0 1 N N N N N N -22.332 9.256 11.298 5.372 -0.307 1.837 H21 A1CTA 47 # 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 A1CTA N4 C5 SING N N 1 A1CTA N3 C5 DOUB Y N 2 A1CTA N3 C4 SING Y N 3 A1CTA N2 C4 SING N N 4 A1CTA C5 C6 SING Y N 5 A1CTA C4 N1 DOUB Y N 6 A1CTA C6 C7 SING N N 7 A1CTA C6 C3 DOUB Y N 8 A1CTA N1 C3 SING Y N 9 A1CTA C7 C8 TRIP N N 10 A1CTA C9 C8 SING N N 11 A1CTA C9 C10 SING N N 12 A1CTA C9 C11 SING N N 13 A1CTA C3 C2 SING N N 14 A1CTA C21 C11 DOUB Y N 15 A1CTA C21 N5 SING Y N 16 A1CTA C11 C12 SING Y N 17 A1CTA C1 C2 SING N N 18 A1CTA N5 C14 DOUB Y N 19 A1CTA C12 C13 DOUB Y N 20 A1CTA C14 C13 SING Y N 21 A1CTA C14 C15 SING N N 22 A1CTA C16 C15 DOUB Y N 23 A1CTA C16 C17 SING Y N 24 A1CTA C15 C20 SING Y N 25 A1CTA C17 C18 DOUB Y N 26 A1CTA C20 C19 DOUB Y N 27 A1CTA C18 C19 SING Y N 28 A1CTA N2 H1 SING N N 29 A1CTA N2 H2 SING N N 30 A1CTA C17 H3 SING N N 31 A1CTA C16 H4 SING N N 32 A1CTA C21 H5 SING N N 33 A1CTA C1 H6 SING N N 34 A1CTA C1 H7 SING N N 35 A1CTA C1 H8 SING N N 36 A1CTA C2 H9 SING N N 37 A1CTA C2 H10 SING N N 38 A1CTA N4 H11 SING N N 39 A1CTA N4 H12 SING N N 40 A1CTA C9 H13 SING N N 41 A1CTA C10 H14 SING N N 42 A1CTA C10 H15 SING N N 43 A1CTA C10 H16 SING N N 44 A1CTA C12 H17 SING N N 45 A1CTA C13 H18 SING N N 46 A1CTA C18 H19 SING N N 47 A1CTA C19 H20 SING N N 48 A1CTA C20 H21 SING N N 49 # 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 A1CTA SMILES ACDLabs 14.52 "CCc1nc(N)nc(N)c1C#CC(C)c1ccc(nc1)c1ccccc1" A1CTA InChI InChI 1.06 "InChI=1S/C21H21N5/c1-3-18-17(20(22)26-21(23)25-18)11-9-14(2)16-10-12-19(24-13-16)15-7-5-4-6-8-15/h4-8,10,12-14H,3H2,1-2H3,(H4,22,23,25,26)/t14-/m1/s1" A1CTA InChIKey InChI 1.06 JKSKINFMKRSXHC-CQSZACIVSA-N A1CTA SMILES_CANONICAL CACTVS 3.385 "CCc1nc(N)nc(N)c1C#C[C@@H](C)c2ccc(nc2)c3ccccc3" A1CTA SMILES CACTVS 3.385 "CCc1nc(N)nc(N)c1C#C[CH](C)c2ccc(nc2)c3ccccc3" A1CTA SMILES_CANONICAL "OpenEye OEToolkits" 3.1.0.0 "CCc1c(c(nc(n1)N)N)C#C[C@@H](C)c2ccc(nc2)c3ccccc3" A1CTA SMILES "OpenEye OEToolkits" 3.1.0.0 "CCc1c(c(nc(n1)N)N)C#CC(C)c2ccc(nc2)c3ccccc3" # 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 A1CTA "SYSTEMATIC NAME" ACDLabs 14.52 "6-ethyl-5-[(3R)-3-(6-phenylpyridin-3-yl)but-1-yn-1-yl]pyrimidine-2,4-diamine" A1CTA "SYSTEMATIC NAME" "OpenEye OEToolkits" 3.1.0.0 "6-ethyl-5-[(3~{R})-3-(6-phenylpyridin-3-yl)but-1-ynyl]pyrimidine-2,4-diamine" # loop_ _pdbx_chem_comp_audit.comp_id _pdbx_chem_comp_audit.action_type _pdbx_chem_comp_audit.date _pdbx_chem_comp_audit.processing_site A1CTA "Create component" 2025-09-12 RCSB A1CTA "Initial release" 2026-07-22 RCSB #