data_CSI
# 
_chem_comp.id                                    CSI 
_chem_comp.name                                  "AMINO-(2-IMINO-HEXAHYDRO-PYRIMIDIN-4-YL)-ACETIC ACID" 
_chem_comp.type                                  NON-POLYMER 
_chem_comp.pdbx_type                             HETAIN 
_chem_comp.formula                               "C7 H12 N4 O4" 
_chem_comp.mon_nstd_parent_comp_id               ? 
_chem_comp.pdbx_synonyms                         ? 
_chem_comp.pdbx_formal_charge                    0 
_chem_comp.pdbx_initial_date                     2001-11-28 
_chem_comp.pdbx_modified_date                    2023-11-03 
_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                        216.195 
_chem_comp.one_letter_code                       ? 
_chem_comp.three_letter_code                     CSI 
_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        1KE2 
_chem_comp.pdbx_subcomponent_list                ? 
_chem_comp.pdbx_processing_site                  RCSB 
# 
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_backbone_atom_flag 
_chem_comp_atom.pdbx_n_terminal_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 
CSI NE   NE   N 0 1 N N N N N N 23.456 12.967 3.514  -3.499 -0.122 -0.398 NE   CSI 1  
CSI CD2  CD2  C 0 1 N N N N N N 23.162 11.702 4.046  -2.710 -1.175 0.038  CD2  CSI 2  
CSI CD1  CD1  C 0 1 N N N N N N 23.822 14.092 4.440  -3.060 1.241  -0.057 CD1  CSI 3  
CSI NH   NH   N 0 1 N N N N N N 22.655 10.851 3.114  -3.229 -2.257 0.546  NH   CSI 4  
CSI CB   CB   C 0 1 N N R N N N 22.944 12.570 6.120  -0.770 0.293  0.264  CB   CSI 5  
CSI CG1  CG1  C 0 1 N N N N N N 24.097 13.567 5.844  -1.582 1.389  -0.436 CG1  CSI 6  
CSI NG2  NG2  N 0 1 N N N N N N 22.746 11.472 5.323  -1.339 -1.016 -0.095 NG2  CSI 7  
CSI N    N    N 0 1 N N N Y Y N 22.026 11.255 7.999  1.435  -0.758 0.384  N    CSI 8  
CSI CA   CA   C 0 1 N N S Y N N 23.253 11.858 7.471  0.688  0.362  -0.194 CA   CSI 9  
CSI C    C    C 0 1 N N N Y N Y 23.874 12.790 8.500  1.298  1.662  0.265  C    CSI 10 
CSI O    O    O 0 1 N N N Y N Y 25.052 13.138 8.438  2.257  1.653  0.999  O    CSI 11 
CSI OXT  OXT  O 0 1 N Y N Y N Y 23.061 13.180 9.481  0.774  2.829  -0.142 OXT  CSI 12 
CSI HE   HNE  H 0 1 N N N N N N 23.422 13.118 2.526  -4.307 -0.277 -0.912 HE   CSI 13 
CSI HD13 HCD1 H 0 0 N N N N N N 24.724 14.594 4.059  -3.654 1.967  -0.612 HD13 CSI 14 
CSI HD12 HCD2 H 0 0 N N N N N N 22.991 14.812 4.480  -3.181 1.407  1.013  HD12 CSI 15 
CSI HH   HNH  H 0 1 N N N N N N 22.042 10.173 3.520  -2.653 -2.978 0.843  HH   CSI 16 
CSI HB   HCB  H 0 1 N N N N N N 22.012 13.142 6.237  -0.824 0.431  1.344  HB   CSI 17 
CSI HG13 HCG1 H 0 0 N N N N N N 25.070 13.056 5.884  -1.471 1.290  -1.516 HG13 CSI 18 
CSI HG12 HCG2 H 0 0 N N N N N N 24.084 14.388 6.575  -1.221 2.368  -0.120 HG12 CSI 19 
CSI HG2  HNG  H 0 1 N N N N N N 22.347 10.611 5.639  -0.776 -1.740 -0.412 HG2  CSI 20 
CSI H    HN1  H 0 1 N N N Y Y N 21.128 11.295 7.560  1.129  -1.172 1.206  H    CSI 21 
CSI HCA  HCA  H 0 1 N N N Y N N 23.976 11.056 7.263  0.731  0.305  -1.281 HCA  CSI 22 
CSI HXT  HXT  H 0 1 N Y N Y N Y 23.536 13.741 10.082 1.199  3.636  0.179  HXT  CSI 23 
CSI O3   O3   O 0 1 N N N Y Y N 22.280 9.373  9.112  2.930  -0.694 -1.257 O3   CSI 24 
CSI O4   O4   O 0 1 N Y N Y Y N 21.342 10.963 10.247 3.233  -2.243 0.304  O4   CSI 25 
CSI H12  H12  H 0 1 N Y N Y Y N 20.881 10.191 10.553 4.024  -2.534 -0.170 H12  CSI 26 
CSI C7   C7   C 0 1 N N N Y Y N 22.317 10.582 9.273  2.547  -1.213 -0.227 C7   CSI 27 
# 
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 
CSI NE  CD2  SING N N 1  
CSI NE  CD1  SING N N 2  
CSI NE  HE   SING N N 3  
CSI CD2 NH   DOUB N N 4  
CSI CD2 NG2  SING N N 5  
CSI CD1 CG1  SING N N 6  
CSI CD1 HD13 SING N N 7  
CSI CD1 HD12 SING N N 8  
CSI NH  HH   SING N N 9  
CSI CB  CG1  SING N N 10 
CSI CB  NG2  SING N N 11 
CSI CB  CA   SING N N 12 
CSI CB  HB   SING N N 13 
CSI CG1 HG13 SING N N 14 
CSI CG1 HG12 SING N N 15 
CSI NG2 HG2  SING N N 16 
CSI N   CA   SING N N 17 
CSI N   H    SING N N 18 
CSI CA  C    SING N N 19 
CSI CA  HCA  SING N N 20 
CSI C   O    DOUB N N 21 
CSI C   OXT  SING N N 22 
CSI OXT HXT  SING N N 23 
CSI C7  O3   DOUB N N 24 
CSI C7  O4   SING N N 25 
CSI O4  H12  SING N N 26 
CSI N   C7   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 
CSI SMILES           ACDLabs              12.01 "N1\C(=N)NC(CC1)C(NC(=O)O)C(=O)O"                                                                                     
CSI InChI            InChI                1.03  "InChI=1S/C7H12N4O4/c8-6-9-2-1-3(10-6)4(5(12)13)11-7(14)15/h3-4,11H,1-2H2,(H,12,13)(H,14,15)(H3,8,9,10)/t3-,4+/m1/s1" 
CSI InChIKey         InChI                1.03  SMMZNNCDNODIPP-DMTCNVIQSA-N                                                                                           
CSI SMILES_CANONICAL CACTVS               3.385 "OC(=O)N[C@@H]([C@H]1CCNC(=N)N1)C(O)=O"                                                                               
CSI SMILES           CACTVS               3.385 "OC(=O)N[CH]([CH]1CCNC(=N)N1)C(O)=O"                                                                                  
CSI SMILES_CANONICAL "OpenEye OEToolkits" 1.7.6 "[H]/N=C\1/NCC[C@@H](N1)[C@@H](C(=O)O)NC(=O)O"                                                                        
CSI SMILES           "OpenEye OEToolkits" 1.7.6 "C1CNC(=N)NC1C(C(=O)O)NC(=O)O"                                                                                        
# 
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 
CSI "SYSTEMATIC NAME" ACDLabs              12.01 "(2S)-(carboxyamino)[(2Z,4R)-2-iminohexahydropyrimidin-4-yl]acetic acid"      
CSI "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.7.6 "(2S)-2-[(4R)-2-azanylidene-1,3-diazinan-4-yl]-2-(carboxyamino)ethanoic 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 
CSI "Create component"       2001-11-28 RCSB 
CSI "Modify descriptor"      2011-06-04 RCSB 
CSI "Modify one letter code" 2018-09-25 RCSB 
CSI "Modify backbone"        2023-11-03 PDBE 
# 
