data_4M9
# 
_chem_comp.id                                    4M9 
_chem_comp.name                                  "(4Z)-4-imino-4-[(4Z)-4-(1H-indol-3-ylmethylidene)-5-oxo-1-(2-oxoethyl)-4,5-dihydro-1H-imidazol-2-yl]butanamide" 
_chem_comp.type                                  "L-peptide linking" 
_chem_comp.pdbx_type                             ATOMP 
_chem_comp.formula                               "C18 H17 N5 O3" 
_chem_comp.mon_nstd_parent_comp_id               "GLN, TRP, GLY" 
_chem_comp.pdbx_synonyms                         "CHROMOPHORE (GLN-TRP-GLY)" 
_chem_comp.pdbx_formal_charge                    0 
_chem_comp.pdbx_initial_date                     2015-04-15 
_chem_comp.pdbx_modified_date                    2024-05-06 
_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                        351.359 
_chem_comp.one_letter_code                       QWG 
_chem_comp.three_letter_code                     4M9 
_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        4ZBL 
_chem_comp.pdbx_subcomponent_list                ? 
_chem_comp.pdbx_processing_site                  EBI 
# 
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 
4M9 O2   O2  O 0 1 N N N N Y N -16.225 24.939 -0.227 0.084  -3.818 -0.440 O2   4M9 1  
4M9 C2   C2  C 0 1 N N N N Y N -16.994 24.357 0.529  -0.287 -2.659 -0.363 C2   4M9 2  
4M9 N3   N3  N 0 1 N N N N Y N -18.057 23.569 0.127  -1.559 -2.205 -0.374 N3   4M9 3  
4M9 CA3  CA3 C 0 1 N N N N Y N -18.332 23.275 -1.270 -2.767 -3.027 -0.481 CA3  4M9 4  
4M9 C3   C   C 0 1 N N N N Y Y -19.187 24.181 -2.111 -3.232 -3.420 0.897  C3   4M9 5  
4M9 O3   O   O 0 1 N N N N Y Y -19.273 23.917 -3.303 -4.361 -3.173 1.247  O3   4M9 6  
4M9 CA2  CA2 C 0 1 N N N N Y N -17.043 24.300 2.024  0.556  -1.463 -0.233 CA2  4M9 7  
4M9 N2   N2  N 0 1 N N N N Y N -18.119 23.475 2.406  -0.287 -0.408 -0.184 N2   4M9 8  
4M9 C1   C1  C 0 1 N N N N Y N -18.659 23.086 1.295  -1.521 -0.831 -0.265 C1   4M9 9  
4M9 CA1  CA1 C 0 1 N N N N Y N -19.801 22.178 1.214  -2.706 0.039  -0.241 CA1  4M9 10 
4M9 N1   N   N 0 1 N N N Y Y N -19.476 21.010 0.686  -3.891 -0.478 -0.325 N1   4M9 11 
4M9 CB1  CB1 C 0 1 N N N N N N -20.957 22.249 2.195  -2.543 1.532  -0.118 CB1  4M9 12 
4M9 CG   CG1 C 0 1 N N N N N N -22.102 21.267 1.916  -3.920 2.198  -0.117 CG   4M9 13 
4M9 CB2  CB2 C 0 1 N N N N N N -16.159 24.994 2.799  1.945  -1.423 -0.172 CB2  4M9 14 
4M9 CG2  CG2 C 0 1 Y N N N N N -16.053 24.976 4.242  2.610  -0.186 -0.045 CG2  4M9 15 
4M9 CD1  CD1 C 0 1 Y N N N N N -16.913 24.390 5.027  2.029  1.067  0.031  CD1  4M9 16 
4M9 NE1  NE1 N 0 1 Y N N N N N -16.514 24.471 6.363  2.990  2.003  0.145  NE1  4M9 17 
4M9 CE2  CE2 C 0 1 Y N N N N N -15.316 25.116 6.382  4.242  1.421  0.150  CE2  4M9 18 
4M9 CD2  CD2 C 0 1 Y N N N N N -14.995 25.437 5.062  4.069  0.032  0.039  CD2  4M9 19 
4M9 CZ2  CZ2 C 0 1 Y N N N N N -14.445 25.509 7.404  5.529  1.941  0.245  CZ2  4M9 20 
4M9 CH2  CH2 C 0 1 Y N N N N N -13.270 26.169 7.093  6.616  1.094  0.222  CH2  4M9 21 
4M9 CZ3  CZ3 C 0 1 Y N N N N N -12.956 26.473 5.777  6.442  -0.277 0.105  CZ3  4M9 22 
4M9 CE3  CE3 C 0 1 Y N N N N N -13.830 26.111 4.757  5.174  -0.812 0.024  CE3  4M9 23 
4M9 CD   C3  C 0 1 N N N N N N -23.142 21.230 3.003  -3.756 3.691  0.005  CD   4M9 24 
4M9 N4   N4  N 0 1 N N N N N N -24.427 21.492 2.712  -4.843 4.488  0.028  N4   4M9 25 
4M9 O5   O5  O 0 1 N N N N N N -22.818 20.944 4.144  -2.647 4.175  0.084  O5   4M9 26 
4M9 HA31 H1  H 0 0 N N N N Y N -18.815 22.287 -1.290 -3.551 -2.458 -0.981 HA31 4M9 27 
4M9 HA32 H2  H 0 0 N N N N Y N -17.355 23.216 -1.772 -2.545 -3.925 -1.059 HA32 4M9 28 
4M9 H3   H3  H 0 1 N Y N N Y Y -19.703 25.028 -1.682 -2.555 -3.922 1.573  H3   4M9 29 
4M9 H    H4  H 0 1 N Y N Y Y N -20.065 20.273 1.016  -4.673 0.096  -0.309 H    4M9 30 
4M9 H5   H5  H 0 1 N N N N N N -20.565 22.040 3.201  -2.025 1.765  0.812  H5   4M9 31 
4M9 H6   H6  H 0 1 N N N N N N -21.367 23.269 2.166  -1.960 1.904  -0.961 H6   4M9 32 
4M9 H7   H7  H 0 1 N N N N N N -22.592 21.562 0.976  -4.437 1.964  -1.048 H7   4M9 33 
4M9 H8   H8  H 0 1 N N N N N N -21.677 20.258 1.807  -4.503 1.826  0.726  H8   4M9 34 
4M9 H9   H9  H 0 1 N N N N N N -15.459 25.629 2.276  2.513  -2.340 -0.221 H9   4M9 35 
4M9 H10  H10 H 0 1 N N N N N N -17.817 23.905 4.688  0.967  1.265  0.003  H10  4M9 36 
4M9 H11  H11 H 0 1 N N N N N N -17.014 24.121 7.155  2.825  2.957  0.214  H11  4M9 37 
4M9 H12  H12 H 0 1 N N N N N N -14.690 25.297 8.434  5.676  3.007  0.336  H12  4M9 38 
4M9 H13  H13 H 0 1 N N N N N N -12.590 26.451 7.883  7.614  1.502  0.295  H13  4M9 39 
4M9 H14  H14 H 0 1 N N N N N N -12.036 26.989 5.545  7.303  -0.929 0.089  H14  4M9 40 
4M9 H15  H15 H 0 1 N N N N N N -13.598 26.356 3.731  5.040  -1.880 -0.064 H15  4M9 41 
4M9 H16  H16 H 0 1 N N N N N N -25.121 21.453 3.431  -5.730 4.101  -0.035 H16  4M9 42 
4M9 H17  H17 H 0 1 N N N N N N -24.690 21.726 1.776  -4.737 5.449  0.107  H17  4M9 43 
# 
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 
4M9 O3  C3   DOUB N N 1  
4M9 C3  CA3  SING N N 2  
4M9 CA3 N3   SING N N 3  
4M9 O2  C2   DOUB N N 4  
4M9 N3  C2   SING N N 5  
4M9 N3  C1   SING N N 6  
4M9 C2  CA2  SING N N 7  
4M9 N1  CA1  DOUB N N 8  
4M9 CA1 C1   SING N N 9  
4M9 CA1 CB1  SING N N 10 
4M9 C1  N2   DOUB N N 11 
4M9 CG  CB1  SING N N 12 
4M9 CG  CD   SING N N 13 
4M9 CA2 N2   SING N N 14 
4M9 CA2 CB2  DOUB N Z 15 
4M9 N4  CD   SING N N 16 
4M9 CB2 CG2  SING N N 17 
4M9 CD  O5   DOUB N N 18 
4M9 CG2 CD1  DOUB Y N 19 
4M9 CG2 CD2  SING Y N 20 
4M9 CE3 CD2  DOUB Y N 21 
4M9 CE3 CZ3  SING Y N 22 
4M9 CD1 NE1  SING Y N 23 
4M9 CD2 CE2  SING Y N 24 
4M9 CZ3 CH2  DOUB Y N 25 
4M9 NE1 CE2  SING Y N 26 
4M9 CE2 CZ2  DOUB Y N 27 
4M9 CH2 CZ2  SING Y N 28 
4M9 CA3 HA31 SING N N 29 
4M9 CA3 HA32 SING N N 30 
4M9 C3  H3   SING N N 31 
4M9 N1  H    SING N N 32 
4M9 CB1 H5   SING N N 33 
4M9 CB1 H6   SING N N 34 
4M9 CG  H7   SING N N 35 
4M9 CG  H8   SING N N 36 
4M9 CB2 H9   SING N N 37 
4M9 CD1 H10  SING N N 38 
4M9 NE1 H11  SING N N 39 
4M9 CZ2 H12  SING N N 40 
4M9 CH2 H13  SING N N 41 
4M9 CZ3 H14  SING N N 42 
4M9 CE3 H15  SING N N 43 
4M9 N4  H16  SING N N 44 
4M9 N4  H17  SING N N 45 
# 
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 
4M9 SMILES           ACDLabs              12.01 "O=C1/C(N=C(N1CC=O)/C(CCC(=O)N)=N)=C/c2cnc3ccccc23"                                                                                                  
4M9 InChI            InChI                1.06  "InChI=1S/C18H17N5O3/c19-13(5-6-16(20)25)17-22-15(18(26)23(17)7-8-24)9-11-10-21-14-4-2-1-3-12(11)14/h1-4,8-10,19,21H,5-7H2,(H2,20,25)/b15-9-,19-13+" 
4M9 InChIKey         InChI                1.06  OYWOWHAFJUKRKS-HQGAMEOFSA-N                                                                                                                          
4M9 SMILES_CANONICAL CACTVS               3.385 "NC(=O)CCC(=N)C1=NC(=C\c2c[nH]c3ccccc23)/C(=O)N1CC=O"                                                                                                
4M9 SMILES           CACTVS               3.385 "NC(=O)CCC(=N)C1=NC(=Cc2c[nH]c3ccccc23)C(=O)N1CC=O"                                                                                                  
4M9 SMILES_CANONICAL "OpenEye OEToolkits" 2.0.7 "[H]/N=C(\CCC(=O)N)/C1=N/C(=C\c2c[nH]c3c2cccc3)/C(=O)N1CC=O"                                                                                         
4M9 SMILES           "OpenEye OEToolkits" 2.0.7 "c1ccc2c(c1)c(c[nH]2)C=C3C(=O)N(C(=N3)C(=N)CCC(=O)N)CC=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 
4M9 "SYSTEMATIC NAME" ACDLabs              12.01 "(4Z)-4-imino-4-[(4Z)-4-(1H-indol-3-ylmethylidene)-5-oxo-1-(2-oxoethyl)-4,5-dihydro-1H-imidazol-2-yl]butanamide"            
4M9 "SYSTEMATIC NAME" "OpenEye OEToolkits" 2.0.7 "4-azanylidene-4-[(4~{Z})-4-(1~{H}-indol-3-ylmethylidene)-5-oxidanylidene-1-(2-oxidanylideneethyl)imidazol-2-yl]butanamide" 
# 
loop_
_pdbx_chem_comp_audit.comp_id 
_pdbx_chem_comp_audit.action_type 
_pdbx_chem_comp_audit.date 
_pdbx_chem_comp_audit.processing_site 
4M9 "Create component"         2015-04-15 EBI  
4M9 "Initial release"          2015-12-23 RCSB 
4M9 "Modify backbone"          2023-11-03 PDBE 
4M9 "Modify synonyms"          2024-05-06 PDBE 
4M9 "Modify leaving atom flag" 2024-05-06 PDBE 
# 
_pdbx_chem_comp_synonyms.ordinal      1 
_pdbx_chem_comp_synonyms.comp_id      4M9 
_pdbx_chem_comp_synonyms.name         "CHROMOPHORE (GLN-TRP-GLY)" 
_pdbx_chem_comp_synonyms.provenance   ? 
_pdbx_chem_comp_synonyms.type         ? 
# 
