Structure based on 1u2r

Ideal structure
Name: {3-[4-(2-amino-2-carboxy-ethyl)-1h-imidazol-2-yl]-1-carbamoyl-propyl}-trimethyl-ammonium
Formula: C13 H24 N5 O3
Weight: 298.361
SMILES: "C[N+](C)(C)[CH](CCc1[nH]cc(C[CH](N)C(O)=O)n1)C(N)=O"
Spacial conformation based on PDB 1u2r.
Also present in other 11 PDB entries.
RESIDUE   DDE     45
CONECT      N      3 CA   H    H2  
CONECT      CA     4 N    C    CB   HA  
CONECT      C      3 CA   O    OXT 
CONECT      O      1 C   
CONECT      CB     4 CA   CG   HB2  HB3 
CONECT      CG     3 CB   ND1  CD2 
CONECT      ND1    2 CG   CE1 
CONECT      CD2    3 CG   NE2  HD2 
CONECT      CE1    3 ND1  NE2  CAT 
CONECT      NE2    3 CD2  CE1  HE2 
CONECT      NAD    3 CBI  HAD1 HAD2
CONECT      CBI    3 NAD  OAG  CBW 
CONECT      OAG    1 CBI 
CONECT      CBW    4 CBI  NCB  CAU  HBW 
CONECT      NCB    4 CBW  CAB  CAC  CAA 
CONECT      CAB    4 NCB  HAB1 HAB2 HAB3
CONECT      CAC    4 NCB  HAC1 HAC2 HAC3
CONECT      CAA    4 NCB  HAA1 HAA2 HAA3
CONECT      CAU    4 CBW  CAT  HAU3 HAU2
CONECT      CAT    4 CE1  CAU  HAT2 HAT3
CONECT      OXT    2 C    HXT 
CONECT      H      1 N   
CONECT      H2     1 N   
CONECT      HA     1 CA  
CONECT      HB2    1 CB  
CONECT      HB3    1 CB  
CONECT      HD2    1 CD2 
CONECT      HE2    1 NE2 
CONECT      HAD1   1 NAD 
CONECT      HAD2   1 NAD 
CONECT      HBW    1 CBW 
CONECT      HAB1   1 CAB 
CONECT      HAB2   1 CAB 
CONECT      HAB3   1 CAB 
CONECT      HAC1   1 CAC 
CONECT      HAC2   1 CAC 
CONECT      HAC3   1 CAC 
CONECT      HAA1   1 CAA 
CONECT      HAA2   1 CAA 
CONECT      HAA3   1 CAA 
CONECT      HAU3   1 CAU 
CONECT      HAU2   1 CAU 
CONECT      HAT2   1 CAT 
CONECT      HAT3   1 CAT 
CONECT      HXT    1 OXT 
END   
HET    DDE             45
HETSYN     DDE DIPHTHAMIDE; 2-(3-CARBOXYAMIDO-3-(TRIMETHYLAMMONIO)PROP
HETSYN   2 DDE YL)HISTIDINE
HETNAM     DDE {3-[4-(2-AMINO-2-CARBOXY-ETHYL)-1H-IMIDAZOL-2-YL]-1-CAR
HETNAM   2 DDE BAMOYL-PROPYL}-TRIMETHYL-AMMONIUM
FORMUL      DDE    C13 H24 N5 O3

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uses Jmol, developed by the Jmol Development Team (color reference)
OCA© by Jaime Prilusky, 1996-2004,2006,2010,2014
Bioinformatics Unit
Weizmann Institute of Science