data_A1CCS # _chem_comp.id A1CCS _chem_comp.name "(2S)-5-carbamimidamido-2-hydrazinylpentanoic acid" _chem_comp.type "L-peptide linking" _chem_comp.pdbx_type ATOMP _chem_comp.formula "C6 H15 N5 O2" _chem_comp.mon_nstd_parent_comp_id ARG _chem_comp.pdbx_synonyms ? _chem_comp.pdbx_formal_charge 0 _chem_comp.pdbx_initial_date 2025-05-14 _chem_comp.pdbx_modified_date 2025-11-28 _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 189.216 _chem_comp.one_letter_code ? _chem_comp.three_letter_code A1CCS _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 9OL8 _chem_comp.pdbx_subcomponent_list ? _chem_comp.pdbx_processing_site RCSB _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 A1CCS N N1 N 0 1 N N N Y Y N -6.212 -0.106 3.117 -2.172 1.487 -0.572 N A1CCS 1 A1CCS CA C1 C 0 1 N N S N Y N -7.645 -0.266 2.822 -2.057 0.024 -0.654 CA A1CCS 2 A1CCS C C2 C 0 1 N N N N Y Y -8.383 1.069 2.733 -3.287 -0.610 -0.058 C A1CCS 3 A1CCS O O1 O 0 1 N N N N Y Y -8.310 1.896 3.644 -3.987 0.021 0.698 O A1CCS 4 A1CCS CB C3 C 0 1 N N N N N N -8.186 -1.106 3.980 -0.820 -0.435 0.120 CB A1CCS 5 A1CCS CG C4 C 0 1 N N N N N N -9.623 -1.546 3.774 0.438 0.109 -0.560 CG A1CCS 6 A1CCS CD C5 C 0 1 N N N N N N -10.117 -2.424 4.909 1.675 -0.350 0.214 CD A1CCS 7 A1CCS NE N2 N 0 1 N N N N N N -10.205 -1.693 6.171 2.880 0.171 -0.437 NE A1CCS 8 A1CCS CZ C6 C 0 1 N N N N N N -11.229 -1.798 7.014 4.120 -0.113 0.084 CZ A1CCS 9 A1CCS NH1 N3 N 0 1 N N N N N N -12.252 -2.599 6.733 4.224 -0.846 1.157 NH1 A1CCS 10 A1CCS NH2 N4 N 0 1 N N N N N N -11.233 -1.094 8.137 5.251 0.375 -0.527 NH2 A1CCS 11 A1CCS NM N5 N 0 1 N N N N N N -5.801 -0.151 4.493 -2.299 1.922 0.810 NM A1CCS 12 A1CCS H H1 H 0 1 N N N Y Y N -5.726 -0.836 2.637 -1.390 1.937 -1.023 H A1CCS 13 A1CCS HA H2 H 0 1 N N N N Y N -7.777 -0.818 1.880 -1.964 -0.274 -1.698 HA A1CCS 14 A1CCS HB3 H4 H 0 1 N N N N N N -7.557 -2.002 4.086 -0.871 -0.060 1.142 HB3 A1CCS 15 A1CCS H1 H5 H 0 1 N N N N N N -8.131 -0.508 4.902 -0.784 -1.524 0.134 H1 A1CCS 16 A1CCS HG3 H6 H 0 1 N N N N N N -10.262 -0.653 3.712 0.489 -0.266 -1.582 HG3 A1CCS 17 A1CCS H2 H7 H 0 1 N N N N N N -9.690 -2.111 2.833 0.401 1.199 -0.574 H2 A1CCS 18 A1CCS HD3 H8 H 0 1 N N N N N N -11.115 -2.809 4.651 1.624 0.025 1.237 HD3 A1CCS 19 A1CCS H3 H9 H 0 1 N N N N N N -9.421 -3.266 5.035 1.712 -1.439 0.228 H3 A1CCS 20 A1CCS HE H10 H 0 1 N N N N N N -9.454 -1.080 6.415 2.802 0.716 -1.235 HE A1CCS 21 A1CCS HH12 H11 H 0 0 N N N N N N -12.952 -2.577 7.447 5.099 -1.046 1.524 HH12 A1CCS 22 A1CCS HH21 H12 H 0 0 N N N N N N -12.004 -1.166 8.770 5.173 0.921 -1.326 HH21 A1CCS 23 A1CCS HH22 H13 H 0 0 N N N N N N -10.465 -0.490 8.352 6.126 0.175 -0.160 HH22 A1CCS 24 A1CCS HM2 H14 H 0 1 N N N N N N -4.810 -0.030 4.549 -1.526 1.588 1.366 HM2 A1CCS 25 A1CCS HM1 H15 H 0 1 N N N N N N -6.256 0.581 5.001 -2.377 2.926 0.866 HM1 A1CCS 26 A1CCS OXT O2 O 0 1 N Y N N Y Y -9.092 1.267 1.632 -3.605 -1.878 -0.367 OXT A1CCS 27 A1CCS HXT H16 H 0 1 N Y N N Y Y -9.511 2.119 1.673 -4.403 -2.241 0.040 HXT A1CCS 28 # 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 A1CCS C CA SING N N 1 A1CCS C O DOUB N N 2 A1CCS CA N SING N N 3 A1CCS CA CB SING N N 4 A1CCS N NM SING N N 5 A1CCS CG CB SING N N 6 A1CCS CG CD SING N N 7 A1CCS CD NE SING N N 8 A1CCS NE CZ SING N N 9 A1CCS NH1 CZ DOUB N N 10 A1CCS CZ NH2 SING N N 11 A1CCS N H SING N N 12 A1CCS CA HA SING N N 13 A1CCS CB HB3 SING N N 14 A1CCS CB H1 SING N N 15 A1CCS CG HG3 SING N N 16 A1CCS CG H2 SING N N 17 A1CCS CD HD3 SING N N 18 A1CCS CD H3 SING N N 19 A1CCS NE HE SING N N 20 A1CCS NH1 HH12 SING N N 21 A1CCS NH2 HH21 SING N N 22 A1CCS NH2 HH22 SING N N 23 A1CCS NM HM2 SING N N 24 A1CCS NM HM1 SING N N 25 A1CCS C OXT SING N N 26 A1CCS OXT HXT SING N N 27 # 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 A1CCS SMILES ACDLabs 14.52 "NNC(CCCNC(=N)N)C(=O)O" A1CCS InChI InChI 1.06 "InChI=1S/C6H15N5O2/c7-6(8)10-3-1-2-4(11-9)5(12)13/h4,11H,1-3,9H2,(H,12,13)(H4,7,8,10)/t4-/m0/s1" A1CCS InChIKey InChI 1.06 BQOFFLKXAZPNNX-BYPYZUCNSA-N A1CCS SMILES_CANONICAL CACTVS 3.385 "NN[C@@H](CCCNC(N)=N)C(O)=O" A1CCS SMILES CACTVS 3.385 "NN[CH](CCCNC(N)=N)C(O)=O" A1CCS SMILES_CANONICAL "OpenEye OEToolkits" 3.1.0.0 "[H]/N=C(\N)/NCCC[C@@H](C(=O)O)NN" A1CCS SMILES "OpenEye OEToolkits" 3.1.0.0 "C(CC(C(=O)O)NN)CNC(=N)N" # 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 A1CCS "SYSTEMATIC NAME" ACDLabs 14.52 "(2S)-5-carbamimidamido-2-hydrazinylpentanoic acid" A1CCS "SYSTEMATIC NAME" "OpenEye OEToolkits" 3.1.0.0 "(2~{S})-5-carbamimidamido-2-diazanyl-pentanoic 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 A1CCS "Create component" 2025-05-14 RCSB A1CCS "Modify PCM" 2025-05-16 RCSB A1CCS "Modify atom id" 2025-11-26 RCSB A1CCS "Initial release" 2025-12-03 RCSB # _pdbx_chem_comp_pcm.pcm_id 1 _pdbx_chem_comp_pcm.comp_id A1CCS _pdbx_chem_comp_pcm.modified_residue_id ARG _pdbx_chem_comp_pcm.type Amination _pdbx_chem_comp_pcm.category "Named protein modification" _pdbx_chem_comp_pcm.position "Amino-acid 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 ? #