data_MYN
# 
_chem_comp.id                                    MYN 
_chem_comp.name                                  "(2S)-amino[(4R)-2-amino-1,4,5,6-tetrahydropyrimidin-4-yl]ethanoic acid" 
_chem_comp.type                                  "L-peptide linking" 
_chem_comp.pdbx_type                             ATOMP 
_chem_comp.formula                               "C6 H12 N4 O2" 
_chem_comp.mon_nstd_parent_comp_id               ARG 
_chem_comp.pdbx_synonyms                         ? 
_chem_comp.pdbx_formal_charge                    0 
_chem_comp.pdbx_initial_date                     2010-02-12 
_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                        172.185 
_chem_comp.one_letter_code                       ? 
_chem_comp.three_letter_code                     MYN 
_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        3KNL 
_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 
MYN CA   CA   C 0 1 N N S Y N N -102.608 8.918  -24.262 -1.320 -0.832 -0.355 CA   MYN 1  
MYN N    N    N 0 1 N N N Y Y N -103.625 7.912  -23.929 -1.073 -0.589 -1.783 N    MYN 2  
MYN C    C    C 0 1 N N N Y N Y -101.981 9.497  -23.000 -2.313 0.177  0.161  C    MYN 3  
MYN CB   CB   C 0 1 N N R N N N -103.393 10.007 -25.010 -0.007 -0.698 0.420  CB   MYN 4  
MYN CG   CG   C 0 1 N N N N N N -103.649 9.574  -26.447 0.988  -1.743 -0.090 CG   MYN 5  
MYN CD   CD   C 0 1 N N N N N N -104.562 10.585 -27.155 2.368  -1.430 0.507  CD   MYN 6  
MYN NE   NE   N 0 1 N N N N N N -105.819 10.713 -26.398 2.739  -0.075 0.070  NE   MYN 7  
MYN CZ   CZ   C 0 1 N N N N N N -105.846 10.514 -25.006 1.781  0.910  0.088  CZ   MYN 8  
MYN N1   N1   N 0 1 N N N N N N -104.678 10.178 -24.312 0.524  0.648  0.237  N1   MYN 9  
MYN NZ   NZ   N 0 1 N N N N N N -106.994 10.628 -24.355 2.173  2.220  -0.056 NZ   MYN 10 
MYN O    O    O 0 1 N N N Y N Y -101.830 10.718 -22.864 -2.496 1.208  -0.442 O    MYN 11 
MYN HA   H4   H 0 1 N N N Y N N -101.782 8.497  -24.855 -1.720 -1.837 -0.221 H4   MYN 12 
MYN H    HN5  H 0 1 N N N Y Y N -104.022 7.547  -24.771 -0.701 0.336  -1.933 HN5  MYN 13 
MYN H2   HNT  H 0 1 N Y N Y Y N -103.201 7.169  -23.411 -0.460 -1.292 -2.168 HNT  MYN 14 
MYN OXT  OXT  O 0 1 N Y N Y N Y -101.561 8.616  -21.955 -2.994 -0.069 1.292  OXT  MYN 15 
MYN H20  H20  H 0 1 N N N N N N -102.824 10.948 -25.028 -0.197 -0.869 1.479  H20  MYN 16 
MYN H21  H21  H 0 1 N N N N N N -102.690 9.516  -26.983 0.669  -2.737 0.225  H21  MYN 17 
MYN H21A H21A H 0 0 N N N N N N -104.135 8.587  -26.446 1.037  -1.702 -1.178 H21A MYN 18 
MYN H22  H22  H 0 1 N N N N N N -104.061 11.563 -27.205 2.319  -1.468 1.595  H22  MYN 19 
MYN H22A H22A H 0 0 N N N N N N -104.780 10.234 -28.175 3.101  -2.151 0.142  H22A MYN 20 
MYN HN23 HN23 H 0 0 N N N N N N -106.664 10.944 -26.880 3.643  0.119  -0.225 HN23 MYN 21 
MYN HN26 HN26 H 0 0 N N N N N N -107.026 10.474 -23.367 3.112  2.435  -0.169 HN26 MYN 22 
MYN HN2A HN2A H 0 0 N N N N N N -107.828 10.868 -24.851 1.510  2.928  -0.046 HN2A MYN 23 
MYN HXT  HXT  H 0 1 N Y N Y N Y -101.194 9.124  -21.241 -3.620 0.608  1.583  HXT  MYN 24 
# 
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 
MYN CA  N    SING N N 1  
MYN CA  C    SING N N 2  
MYN CA  HA   SING N N 3  
MYN N   H    SING N N 4  
MYN N   H2   SING N N 5  
MYN C   O    DOUB N N 6  
MYN C   OXT  SING N N 7  
MYN CB  CA   SING N N 8  
MYN CB  N1   SING N N 9  
MYN CB  H20  SING N N 10 
MYN CG  CB   SING N N 11 
MYN CG  H21  SING N N 12 
MYN CG  H21A SING N N 13 
MYN CD  CG   SING N N 14 
MYN CD  NE   SING N N 15 
MYN CD  H22  SING N N 16 
MYN CD  H22A SING N N 17 
MYN NE  CZ   SING N N 18 
MYN NE  HN23 SING N N 19 
MYN CZ  NZ   SING N N 20 
MYN CZ  N1   DOUB N N 21 
MYN NZ  HN26 SING N N 22 
MYN NZ  HN2A SING N N 23 
MYN OXT HXT  SING N N 24 
# 
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 
MYN SMILES_CANONICAL CACTVS               3.352 "N[C@@H]([C@H]1CCNC(=N1)N)C(O)=O"                                                                  
MYN SMILES           CACTVS               3.352 "N[CH]([CH]1CCNC(=N1)N)C(O)=O"                                                                     
MYN SMILES_CANONICAL "OpenEye OEToolkits" 1.7.0 "C1CNC(=N[C@H]1[C@@H](C(=O)O)N)N"                                                                  
MYN SMILES           "OpenEye OEToolkits" 1.7.0 "C1CNC(=NC1C(C(=O)O)N)N"                                                                           
MYN InChI            InChI                1.03  "InChI=1S/C6H12N4O2/c7-4(5(11)12)3-1-2-9-6(8)10-3/h3-4H,1-2,7H2,(H,11,12)(H3,8,9,10)/t3-,4+/m1/s1" 
MYN InChIKey         InChI                1.03  XHNWDEHKMJLKGG-DMTCNVIQSA-N                                                                        
# 
_pdbx_chem_comp_identifier.comp_id           MYN 
_pdbx_chem_comp_identifier.type              "SYSTEMATIC NAME" 
_pdbx_chem_comp_identifier.program           "OpenEye OEToolkits" 
_pdbx_chem_comp_identifier.program_version   1.6.1 
_pdbx_chem_comp_identifier.identifier        "(2S)-2-azanyl-2-[(4R)-2-azanyl-1,4,5,6-tetrahydropyrimidin-4-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 
MYN "Create component"  2010-02-12 RCSB 
MYN "Modify descriptor" 2011-06-04 RCSB 
MYN "Modify backbone"   2023-11-03 PDBE 
# 
