data_EFC
# 
_chem_comp.id                                    EFC 
_chem_comp.name                                  "S,S-(2-FLUOROETHYL)THIOCYSTEINE" 
_chem_comp.type                                  "L-PEPTIDE LINKING" 
_chem_comp.pdbx_type                             ATOMP 
_chem_comp.formula                               "C5 H10 F N O2 S2" 
_chem_comp.mon_nstd_parent_comp_id               CYS 
_chem_comp.pdbx_synonyms                         ? 
_chem_comp.pdbx_formal_charge                    0 
_chem_comp.pdbx_initial_date                     1999-07-08 
_chem_comp.pdbx_modified_date                    2011-06-04 
_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                        199.267 
_chem_comp.one_letter_code                       C 
_chem_comp.three_letter_code                     EFC 
_chem_comp.pdbx_model_coordinates_details        ? 
_chem_comp.pdbx_model_coordinates_missing_flag   N 
_chem_comp.pdbx_ideal_coordinates_details        ? 
_chem_comp.pdbx_ideal_coordinates_missing_flag   N 
_chem_comp.pdbx_model_coordinates_db_code        1A3T 
_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 
EFC N   N   N 0 1 N N N 12.845 20.802 16.284 1.971  -0.459 -2.776 N   EFC 1  
EFC CA  CA  C 0 1 N N R 14.043 21.390 15.673 0.754  -0.400 -1.956 CA  EFC 2  
EFC CB  CB  C 0 1 N N N 13.651 22.423 14.596 0.977  0.552  -0.780 CB  EFC 3  
EFC SG  SG  S 0 1 N N N 12.514 23.732 15.193 -0.536 0.652  0.212  SG  EFC 4  
EFC SD  SD  S 0 1 N N N 11.845 24.670 13.514 -0.450 -1.155 1.175  SD  EFC 5  
EFC C1  C1  C 0 1 N N N 10.455 23.658 12.920 0.485  -0.679 2.655  C1  EFC 6  
EFC C2  C2  C 0 1 N N N 9.446  23.335 13.967 -0.284 0.397  3.421  C2  EFC 7  
EFC F2  F2  F 0 1 N N N 10.143 22.827 14.980 0.437  0.763  4.562  F2  EFC 8  
EFC C   C   C 0 1 N N N 14.838 22.095 16.741 -0.393 0.098  -2.796 C   EFC 9  
EFC O   O   O 0 1 N N N 14.341 22.337 17.840 -0.185 0.858  -3.713 O   EFC 10 
EFC OXT OXT O 0 1 N Y N 16.072 22.449 16.424 -1.645 -0.300 -2.526 OXT EFC 11 
EFC H   1HN H 0 1 N N N 12.511 21.208 17.118 2.711  -0.787 -2.174 H   EFC 12 
EFC H2  2HN H 0 1 N Y N 12.220 20.401 15.584 2.200  0.491  -3.026 H2  EFC 13 
EFC HA  HA  H 0 1 N N N 14.642 20.576 15.201 0.522  -1.395 -1.578 HA  EFC 14 
EFC HB2 1HB H 0 1 N N N 14.561 22.875 14.138 1.794  0.180  -0.161 HB2 EFC 15 
EFC HB3 2HB H 0 1 N N N 13.223 21.912 13.701 1.230  1.543  -1.158 HB3 EFC 16 
EFC H11 1H1 H 0 1 N N N 9.966  24.142 12.042 0.623  -1.552 3.293  H11 EFC 17 
EFC H12 2H1 H 0 1 N N N 10.829 22.725 12.437 1.459  -0.288 2.358  H12 EFC 18 
EFC H21 1H2 H 0 1 N N N 8.801  24.199 14.252 -0.422 1.269  2.783  H21 EFC 19 
EFC H22 2H2 H 0 1 N N N 8.623  22.672 13.609 -1.258 0.006  3.717  H22 EFC 20 
EFC HXT HXT H 0 1 N Y N 16.573 22.893 17.097 -2.382 0.019  -3.064 HXT EFC 21 
# 
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 
EFC N   CA  SING N N 1  
EFC N   H   SING N N 2  
EFC N   H2  SING N N 3  
EFC CA  CB  SING N N 4  
EFC CA  C   SING N N 5  
EFC CA  HA  SING N N 6  
EFC CB  SG  SING N N 7  
EFC CB  HB2 SING N N 8  
EFC CB  HB3 SING N N 9  
EFC SG  SD  SING N N 10 
EFC SD  C1  SING N N 11 
EFC C1  C2  SING N N 12 
EFC C1  H11 SING N N 13 
EFC C1  H12 SING N N 14 
EFC C2  F2  SING N N 15 
EFC C2  H21 SING N N 16 
EFC C2  H22 SING N N 17 
EFC C   O   DOUB N N 18 
EFC C   OXT SING N N 19 
EFC OXT HXT SING N N 20 
# 
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 
EFC SMILES           ACDLabs              10.04 "FCCSSCC(C(=O)O)N"                                                            
EFC SMILES_CANONICAL CACTVS               3.341 "N[C@@H](CSSCCF)C(O)=O"                                                       
EFC SMILES           CACTVS               3.341 "N[CH](CSSCCF)C(O)=O"                                                         
EFC SMILES_CANONICAL "OpenEye OEToolkits" 1.5.0 "C(CSSC[C@@H](C(=O)O)N)F"                                                     
EFC SMILES           "OpenEye OEToolkits" 1.5.0 "C(CSSCC(C(=O)O)N)F"                                                          
EFC InChI            InChI                1.03  "InChI=1S/C5H10FNO2S2/c6-1-2-10-11-3-4(7)5(8)9/h4H,1-3,7H2,(H,8,9)/t4-/m0/s1" 
EFC InChIKey         InChI                1.03  KQUQTCUPTPNNHF-BYPYZUCNSA-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 
EFC "SYSTEMATIC NAME" ACDLabs              10.04 "3-[(2-fluoroethyl)disulfanyl]-L-alanine"                
EFC "SYSTEMATIC NAME" "OpenEye OEToolkits" 1.5.0 "(2R)-2-amino-3-(2-fluoroethyldisulfanyl)propanoic 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 
EFC "Create component"  1999-07-08 RCSB 
EFC "Modify descriptor" 2011-06-04 RCSB 
# 
