data_PCC
# 
_chem_comp.id                                    PCC 
_chem_comp.name                                  5-OXOPROLINE 
_chem_comp.type                                  "L-PEPTIDE LINKING" 
_chem_comp.pdbx_type                             ATOMP 
_chem_comp.formula                               "C5 H7 N O3" 
_chem_comp.mon_nstd_parent_comp_id               PRO 
_chem_comp.pdbx_synonyms                         "PYROGLUTAMIC ACID" 
_chem_comp.pdbx_formal_charge                    0 
_chem_comp.pdbx_initial_date                     1999-07-08 
_chem_comp.pdbx_modified_date                    2009-01-07 
_chem_comp.pdbx_ambiguous_flag                   N 
_chem_comp.pdbx_release_status                   OBS 
_chem_comp.pdbx_replaced_by                      PCA 
_chem_comp.pdbx_replaces                         ? 
_chem_comp.formula_weight                        129.114 
_chem_comp.one_letter_code                       P 
_chem_comp.three_letter_code                     PCC 
_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        1KM8 
_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.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 
PCC N   N   N 0 1 N N N 18.751 8.498  18.763 -0.717 0.528  -0.874 N   PCC 1  
PCC CA  CA  C 0 1 N N S 19.616 9.422  18.022 0.442  -0.367 -0.767 CA  PCC 2  
PCC CB  CB  C 0 1 N N N 20.891 9.484  18.794 -0.069 -1.617 -0.017 CB  PCC 3  
PCC CG  CG  C 0 1 N N N 20.661 8.610  19.858 -1.259 -1.039 0.783  CG  PCC 4  
PCC CD  CD  C 0 1 N N N 19.367 7.983  19.896 -1.685 0.177  -0.010 CD  PCC 5  
PCC C   C   C 0 1 N N N 19.865 8.891  16.617 1.544  0.298  0.017  C   PCC 6  
PCC O   O   O 0 1 N N N 20.538 9.546  15.808 1.302  1.271  0.692  O   PCC 7  
PCC OE1 OE1 O 0 1 N N N 18.829 7.152  20.708 -2.746 0.751  0.115  OE1 PCC 8  
PCC OXT OXT O 0 1 N Y N ?      ?      ?      2.793  -0.191 -0.033 OXT PCC 9  
PCC H   H   H 0 1 N N N 17.820 8.264  18.483 -0.776 1.276  -1.488 H   PCC 10 
PCC HA  HA  H 0 1 N N N 19.161 10.418 17.916 0.800  -0.642 -1.759 HA  PCC 11 
PCC HB2 1HB H 0 1 N N N 21.750 9.165  18.185 -0.405 -2.382 -0.718 HB2 PCC 12 
PCC HB3 2HB H 0 1 N N N 21.145 10.503 19.122 0.696  -2.011 0.651  HB3 PCC 13 
PCC HG2 1HG H 0 1 N N N 21.411 7.808  19.790 -2.072 -1.764 0.836  HG2 PCC 14 
PCC HG3 2HG H 0 1 N N N 20.722 9.225  20.768 -0.940 -0.749 1.784  HG3 PCC 15 
PCC HXT HXT H 0 1 N Y N ?      ?      ?      3.500  0.236  0.470  HXT PCC 16 
# 
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 
PCC N   CA  SING N N 1  
PCC N   CD  SING N N 2  
PCC N   H   SING N N 3  
PCC CA  CB  SING N N 4  
PCC CA  C   SING N N 5  
PCC CA  HA  SING N N 6  
PCC CB  CG  SING N N 7  
PCC CB  HB2 SING N N 8  
PCC CB  HB3 SING N N 9  
PCC CG  CD  SING N N 10 
PCC CG  HG2 SING N N 11 
PCC CG  HG3 SING N N 12 
PCC CD  OE1 DOUB N N 13 
PCC C   O   DOUB N N 14 
PCC C   OXT SING N N 15 
PCC OXT HXT SING N N 16 
# 
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 
PCC SMILES           ACDLabs              10.04 "O=C(O)C1NC(=O)CC1"                                                               
PCC InChI            InChI                1.02b "InChI=1/C5H7NO3/c7-4-2-1-3(6-4)5(8)9/h3H,1-2H2,(H,6,7)(H,8,9)/t3-/m0/s1/f/h6,8H" 
PCC InChIKey         InChI                1.02b ODHCTXKNWHHXJC-NEWVVPMODF                                                         
PCC SMILES_CANONICAL CACTVS               3.341 "OC(=O)[C@@H]1CCC(=O)N1"                                                          
PCC SMILES           CACTVS               3.341 "OC(=O)[CH]1CCC(=O)N1"                                                            
PCC SMILES_CANONICAL "OpenEye OEToolkits" 1.5.0 "C1CC(=O)N[C@@H]1C(=O)O"                                                          
PCC SMILES           "OpenEye OEToolkits" 1.5.0 "C1CC(=O)NC1C(=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 
PCC "SYSTEMATIC NAME" ACDLabs              10.04 5-oxo-L-proline                           
PCC "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.5.0 "(2S)-5-oxopyrrolidine-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 
PCC "Create component" 1999-07-08 RCSB 
# 
