data_CRX
# 
_chem_comp.id                                    CRX 
_chem_comp.name                                  "[2-(1-AMINOETHYL)-2-HYDROXY-4-METHYLENE-5-OXOIMIDAZOLIDIN-1-YL]ACETIC ACID" 
_chem_comp.type                                  "L-PEPTIDE LINKING" 
_chem_comp.pdbx_type                             ATOMP 
_chem_comp.formula                               "C8 H13 N3 O4" 
_chem_comp.mon_nstd_parent_comp_id               "ALA, SER, GLY" 
_chem_comp.pdbx_synonyms                         "CHROMOPHORE (ALA-SER-GLY)" 
_chem_comp.pdbx_formal_charge                    0 
_chem_comp.pdbx_initial_date                     2005-01-28 
_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                        215.207 
_chem_comp.one_letter_code                       ASG 
_chem_comp.three_letter_code                     CRX 
_chem_comp.pdbx_model_coordinates_details        ? 
_chem_comp.pdbx_model_coordinates_missing_flag   Y 
_chem_comp.pdbx_ideal_coordinates_details        ? 
_chem_comp.pdbx_ideal_coordinates_missing_flag   N 
_chem_comp.pdbx_model_coordinates_db_code        1YJ2 
_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 
CRX N1   N1   N 0 1 N N N Y Y N 23.812 27.127 1.467  2.871  -1.543 3.961  N1   CRX 1  
CRX CA1  CA1  C 0 1 N N S Y N N 24.759 26.115 1.691  3.854  -0.439 3.842  CA1  CRX 2  
CRX CB1  CB1  C 0 1 N N N N N N 25.661 26.184 0.523  5.154  -0.989 3.274  CB1  CRX 3  
CRX C1   C1   C 0 1 N N R Y N N 25.614 26.186 2.957  3.267  0.650  2.955  C1   CRX 4  
CRX N2   N2   N 0 1 N N N Y N N 26.674 27.188 2.901  2.991  0.122  1.637  N2   CRX 5  
CRX N3   N3   N 0 1 N N N Y N N 24.841 26.551 4.127  1.937  1.090  3.372  N3   CRX 6  
CRX C2   C2   C 0 1 N N N Y N N 25.694 27.277 5.035  0.952  0.860  2.402  C2   CRX 7  
CRX O2   O2   O 0 1 N N N Y N N 25.398 27.528 6.212  -0.240 1.111  2.436  O2   CRX 8  
CRX CA2  CA2  C 0 1 N N N Y N N 26.744 27.713 4.184  1.681  0.220  1.269  CA2  CRX 9  
CRX CA3  CA3  C 0 1 N N N Y N N 23.555 26.081 4.468  1.681  1.714  4.657  CA3  CRX 10 
CRX C3   C3   C 0 1 N N N Y N Y 23.446 24.753 5.064  1.871  3.193  4.518  C3   CRX 11 
CRX O3   O3   O 0 1 N N N Y N Y 22.553 24.472 5.882  1.666  3.861  3.515  O3   CRX 12 
CRX CB2  CB2  C 0 1 N N N N N N 27.732 28.497 4.533  1.065  -0.148 0.145  CB2  CRX 13 
CRX O1   O1   O 0 1 N N N N N N 26.233 24.883 3.002  4.149  1.760  2.875  O1   CRX 14 
CRX OXT  OXT  O 0 1 N Y N Y N Y ?      ?      ?      2.314  3.716  5.691  OXT  CRX 15 
CRX H    HN11 H 0 0 N N N Y Y N 23.334 27.058 0.568  2.813  -2.172 3.203  HN11 CRX 16 
CRX H2   HN12 H 0 0 N Y N Y Y N 23.189 27.079 2.273  2.201  -1.469 4.681  HN12 CRX 17 
CRX HA1  HA1  H 0 1 N N N Y N N 24.184 25.170 1.833  4.033  -0.035 4.844  HA1  CRX 18 
CRX HB11 HB11 H 0 0 N N N N N N 26.105 27.192 0.351  5.067  -2.060 3.066  HB11 CRX 19 
CRX HB12 HB12 H 0 0 N N N N N N 26.413 25.380 0.701  5.429  -0.482 2.342  HB12 CRX 20 
CRX HB13 HB13 H 0 0 N N N N N N 25.139 26.108 -0.459 5.978  -0.846 3.981  HB13 CRX 21 
CRX HN2  HN2  H 0 1 N N N Y N N 26.539 27.891 2.175  3.693  -0.266 1.022  HN2  CRX 22 
CRX HA31 HA31 H 0 0 N N N Y N N 22.897 26.133 3.570  2.390  1.320  5.390  HA31 CRX 23 
CRX HA32 HA32 H 0 0 N N N Y N N 23.060 26.823 5.137  0.654  1.498  4.962  HA32 CRX 24 
CRX HB21 HB21 H 0 0 N N N N N N 27.788 28.914 5.553  1.618  -0.611 -0.664 HB21 CRX 25 
CRX HB22 HB22 H 0 0 N N N N N N 28.548 28.836 3.872  -0.000 0.011  0.020  HB22 CRX 26 
CRX HO1  HO1  H 0 1 N N N N N N 26.764 24.927 3.788  4.733  1.602  2.116  HO1  CRX 27 
CRX HXT  HXT  H 0 1 N Y N Y N Y -0.071 -0.864 0.388  2.448  4.686  5.632  HXT  CRX 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 
CRX N1  CA1  SING N N 1  
CRX N1  H    SING N N 2  
CRX N1  H2   SING N N 3  
CRX CA1 CB1  SING N N 4  
CRX CA1 C1   SING N N 5  
CRX CA1 HA1  SING N N 6  
CRX CB1 HB11 SING N N 7  
CRX CB1 HB12 SING N N 8  
CRX CB1 HB13 SING N N 9  
CRX C1  N2   SING N N 10 
CRX C1  N3   SING N N 11 
CRX C1  O1   SING N N 12 
CRX N2  CA2  SING N N 13 
CRX N2  HN2  SING N N 14 
CRX N3  C2   SING N N 15 
CRX N3  CA3  SING N N 16 
CRX C2  O2   DOUB N N 17 
CRX C2  CA2  SING N N 18 
CRX CA2 CB2  DOUB N N 19 
CRX CA3 C3   SING N N 20 
CRX CA3 HA31 SING N N 21 
CRX CA3 HA32 SING N N 22 
CRX C3  O3   DOUB N N 23 
CRX C3  OXT  SING N N 24 
CRX CB2 HB21 SING N N 25 
CRX CB2 HB22 SING N N 26 
CRX O1  HO1  SING N N 27 
CRX OXT HXT  SING N N 28 
# 
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 
CRX SMILES           ACDLabs              10.04 "O=C(O)CN1C(=O)/C(NC1(O)C(N)C)=C"                                                                        
CRX SMILES_CANONICAL CACTVS               3.341 "C[C@H](N)[C@@]1(O)NC(=C)C(=O)N1CC(O)=O"                                                                 
CRX SMILES           CACTVS               3.341 "C[CH](N)[C]1(O)NC(=C)C(=O)N1CC(O)=O"                                                                    
CRX SMILES_CANONICAL "OpenEye OEToolkits" 1.5.0 "C[C@@H]([C@]1(NC(=C)C(=O)N1CC(=O)O)O)N"                                                                 
CRX SMILES           "OpenEye OEToolkits" 1.5.0 "CC(C1(NC(=C)C(=O)N1CC(=O)O)O)N"                                                                         
CRX InChI            InChI                1.03  "InChI=1S/C8H13N3O4/c1-4-7(14)11(3-6(12)13)8(15,10-4)5(2)9/h5,10,15H,1,3,9H2,2H3,(H,12,13)/t5-,8+/m0/s1" 
CRX InChIKey         InChI                1.03  KGHMLYAJQPCDLM-YLWLKBPMSA-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 
CRX "SYSTEMATIC NAME" ACDLabs              10.04 "{(2R)-2-[(1S)-1-aminoethyl]-2-hydroxy-4-methylidene-5-oxoimidazolidin-1-yl}acetic acid"      
CRX "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.5.0 "2-[(2R)-2-[(1S)-1-aminoethyl]-2-hydroxy-4-methylidene-5-oxo-imidazolidin-1-yl]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 
CRX "Create component"  2005-01-28 RCSB 
CRX "Modify descriptor" 2011-06-04 RCSB 
CRX "Modify synonyms"   2020-06-05 PDBE 
CRX "Modify backbone"   2023-11-03 PDBE 
# 
_pdbx_chem_comp_synonyms.ordinal      1 
_pdbx_chem_comp_synonyms.comp_id      CRX 
_pdbx_chem_comp_synonyms.name         "CHROMOPHORE (ALA-SER-GLY)" 
_pdbx_chem_comp_synonyms.provenance   ? 
_pdbx_chem_comp_synonyms.type         ? 
# 
