data_A1I4F # _chem_comp.id A1I4F _chem_comp.name "(2S)-4-(3-chlorophenyl)carbonylpiperazine-2-carboxylic acid" _chem_comp.type "L-peptide linking" _chem_comp.pdbx_type ATOMP _chem_comp.formula "C12 H13 Cl N2 O3" _chem_comp.mon_nstd_parent_comp_id ? _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2025-02-21 _chem_comp.pdbx_modified_date 2026-03-13 _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 268.696 _chem_comp.one_letter_code ? _chem_comp.three_letter_code A1I4F _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 9QBT _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site PDBE _chem_comp.pdbx_pcm Y # 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 A1I4F CA C1 C 0 1 N N S N Y N 7.412 54.631 22.902 2.280 0.583 -0.486 CA A1I4F 1 A1I4F C C2 C 0 1 N N N N Y Y 8.228 53.741 21.964 2.411 2.084 -0.468 C A1I4F 2 A1I4F O O1 O 0 1 N N N N Y Y 7.734 52.734 21.529 3.258 2.609 0.216 O A1I4F 3 A1I4F CB C3 C 0 1 N N N N N N 5.910 54.444 22.648 1.128 0.160 0.431 CB A1I4F 4 A1I4F C10 C4 C 0 1 N N N N N N 4.897 54.251 20.347 -0.020 -2.003 0.287 C10 A1I4F 5 A1I4F C11 C5 C 0 1 Y N N N N N 4.402 52.864 20.619 -1.248 -1.297 -0.135 C11 A1I4F 6 A1I4F C12 C6 C 0 1 Y N N N N N 3.620 52.539 21.731 -1.979 -1.756 -1.231 C12 A1I4F 7 A1I4F C13 C7 C 0 1 Y N N N N N 3.118 51.256 21.882 -3.125 -1.093 -1.620 C13 A1I4F 8 A1I4F C14 C8 C 0 1 Y N N N N N 3.384 50.280 20.931 -3.549 0.026 -0.926 C14 A1I4F 9 A1I4F C15 C9 C 0 1 Y N N N N N 4.159 50.616 19.837 -2.829 0.488 0.163 C15 A1I4F 10 A1I4F C17 C10 C 0 1 Y N N N N N 4.673 51.883 19.665 -1.684 -0.171 0.565 C17 A1I4F 11 A1I4F C7 C11 C 0 1 N N N N N N 6.975 56.858 21.787 3.471 -1.490 -0.079 C7 A1I4F 12 A1I4F C9 C12 C 0 1 N N N N N N 6.349 56.012 20.725 2.366 -1.999 0.855 C9 A1I4F 13 A1I4F N N1 N 0 1 N N N Y Y N 7.708 56.063 22.782 3.530 -0.024 -0.009 N A1I4F 14 A1I4F N8 N2 N 0 1 N N N N N N 5.617 54.883 21.287 1.113 -1.309 0.515 N8 A1I4F 15 A1I4F O18 O2 O 0 1 N N N N N N 4.718 54.748 19.247 -0.031 -3.210 0.428 O18 A1I4F 16 A1I4F CL16 CL1 CL 0 0 N N N N N N 4.576 49.378 18.678 -3.370 1.893 1.027 CL16 A1I4F 17 A1I4F OXT O3 O 0 1 N Y N N Y Y 9.473 54.076 21.651 1.588 2.839 -1.213 OXT A1I4F 18 A1I4F HA H1 H 0 1 N N N N Y N 7.621 54.314 23.934 2.078 0.248 -1.503 HA A1I4F 19 A1I4F HB3 H2 H 0 1 N N N N N N 5.334 55.047 23.365 1.276 0.582 1.425 HB3 A1I4F 20 A1I4F HB2 H3 H 0 1 N N N N N N 5.643 53.383 22.762 0.183 0.515 0.020 HB2 A1I4F 21 A1I4F H12 H4 H 0 1 N N N N N N 3.406 53.291 22.476 -1.648 -2.629 -1.774 H12 A1I4F 22 A1I4F H13 H5 H 0 1 N N N N N N 2.516 51.014 22.745 -3.691 -1.448 -2.468 H13 A1I4F 23 A1I4F H14 H6 H 0 1 N N N N N N 2.994 49.279 21.044 -4.447 0.541 -1.235 H14 A1I4F 24 A1I4F H17 H7 H 0 1 N N N N N N 5.279 52.114 18.801 -1.123 0.190 1.415 H17 A1I4F 25 A1I4F HC72 H8 H 0 0 N N N N N N 7.676 57.560 21.311 4.430 -1.908 0.229 HC72 A1I4F 26 A1I4F HC73 H9 H 0 0 N N N N N N 6.183 57.422 22.301 3.253 -1.797 -1.102 HC73 A1I4F 27 A1I4F H9A H10 H 0 1 N N N N N N 7.140 55.629 20.064 2.240 -3.073 0.722 H9A A1I4F 28 A1I4F H9B H11 H 0 1 N N N N N N 5.652 56.632 20.142 2.634 -1.784 1.889 H9B A1I4F 29 A1I4F H2 H12 H 0 1 N Y N Y Y N 8.681 56.145 22.564 3.748 0.285 0.927 H2 A1I4F 30 A1I4F HXT H14 H 0 1 N Y N N Y Y 9.843 53.418 21.074 1.710 3.797 -1.168 HXT A1I4F 31 # 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 A1I4F CL16 C15 SING N N 1 A1I4F O18 C10 DOUB N N 2 A1I4F C17 C15 DOUB Y N 3 A1I4F C17 C11 SING Y N 4 A1I4F C15 C14 SING Y N 5 A1I4F C10 C11 SING N N 6 A1I4F C10 N8 SING N N 7 A1I4F C11 C12 DOUB Y N 8 A1I4F C9 N8 SING N N 9 A1I4F C9 C7 SING N N 10 A1I4F C14 C13 DOUB Y N 11 A1I4F N8 CB SING N N 12 A1I4F O C DOUB N N 13 A1I4F C12 C13 SING Y N 14 A1I4F C7 N SING N N 15 A1I4F C CA SING N N 16 A1I4F CB CA SING N N 17 A1I4F N CA SING N N 18 A1I4F C OXT SING N N 19 A1I4F CA HA SING N N 20 A1I4F CB HB3 SING N N 21 A1I4F CB HB2 SING N N 22 A1I4F C12 H12 SING N N 23 A1I4F C13 H13 SING N N 24 A1I4F C14 H14 SING N N 25 A1I4F C17 H17 SING N N 26 A1I4F C7 HC72 SING N N 27 A1I4F C7 HC73 SING N N 28 A1I4F C9 H9A SING N N 29 A1I4F C9 H9B SING N N 30 A1I4F N H2 SING N N 31 A1I4F OXT HXT SING N N 32 # 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 A1I4F InChI InChI 1.06 "InChI=1S/C12H13ClN2O3/c13-9-3-1-2-8(6-9)11(16)15-5-4-14-10(7-15)12(17)18/h1-3,6,10,14H,4-5,7H2,(H,17,18)/t10-/m0/s1" A1I4F InChIKey InChI 1.06 ACJNBPKJQDFZRX-JTQLQIEISA-N A1I4F SMILES_CANONICAL CACTVS 3.385 "OC(=O)[C@@H]1CN(CCN1)C(=O)c2cccc(Cl)c2" A1I4F SMILES CACTVS 3.385 "OC(=O)[CH]1CN(CCN1)C(=O)c2cccc(Cl)c2" A1I4F SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "c1cc(cc(c1)Cl)C(=O)N2CCN[C@@H](C2)C(=O)O" A1I4F SMILES "OpenEye OEToolkits" 2.0.7 "c1cc(cc(c1)Cl)C(=O)N2CCNC(C2)C(=O)O" # _pdbx_chem_comp_identifier.comp_id A1I4F _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 "(2~{S})-4-(3-chlorophenyl)carbonylpiperazine-2-carboxylic acid" # loop_ _pdbx_chem_comp_audit.comp_id _pdbx_chem_comp_audit.action_type _pdbx_chem_comp_audit.date _pdbx_chem_comp_audit.processing_site A1I4F "Create component" 2025-02-21 PDBE A1I4F "Modify PCM" 2025-02-25 PDBE A1I4F "Modify linking type" 2025-02-28 PDBE A1I4F "Modify internal type" 2025-02-28 PDBE A1I4F "Modify leaving atom flag" 2025-02-28 PDBE A1I4F "Modify backbone" 2025-02-28 PDBE A1I4F "Modify PCM" 2025-02-28 PDBE A1I4F "Modify coordinates" 2025-04-08 PDBE A1I4F "Initial release" 2026-03-18 RCSB # _pdbx_chem_comp_pcm.pcm_id 1 _pdbx_chem_comp_pcm.comp_id A1I4F _pdbx_chem_comp_pcm.modified_residue_id ? _pdbx_chem_comp_pcm.type None _pdbx_chem_comp_pcm.category "Non-standard residue" _pdbx_chem_comp_pcm.position "Amino-acid side chain and backbone" _pdbx_chem_comp_pcm.polypeptide_position "Any position" _pdbx_chem_comp_pcm.comp_id_linking_atom ? _pdbx_chem_comp_pcm.modified_residue_id_linking_atom ? _pdbx_chem_comp_pcm.uniprot_specific_ptm_accession ? _pdbx_chem_comp_pcm.uniprot_generic_ptm_accession ? #