Structure based on 1cyz

Ideal structure
Name: (2-{[4-({4-[(4-formylamino-1-methyl-1h-imidazole-2-carbonyl)-amino]-1-methyl-1h-imidazole-2-carbonyl}-amino)-1-methyl-1h-imidazole-2-carbonyl]-amino}-ethyl)-dimethyl-ammonium
Formula: C20 H28 N11 O4
Weight: 486.508
SMILES: "Cn1cc(NC=O)nc1C(=O)Nc2cn(C)c(n2)C(=O)Nc3cn(C)c(n3)C(=O)NCC[NH+](C)C"
Spacial conformation based on PDB 1cyz.
Also present on 1b0s
RESIDUE   AR1     63
CONECT      CA     3 OA   N1   HA  
CONECT      OA     1 CA  
CONECT      N1     3 CA   C11  HN1 
CONECT      C11    3 N1   N21  C51 
CONECT      N21    2 C11  C31 
CONECT      C31    3 N21  N41  C1  
CONECT      N41    3 C31  CN1  C51 
CONECT      CN1    4 N41  HN11 HN12 HN13
CONECT      C51    3 C11  N41  H51 
CONECT      C1     3 C31  O1   N2  
CONECT      O1     1 C1  
CONECT      N2     3 C1   C12  HN2 
CONECT      C12    3 N2   N22  C52 
CONECT      N22    2 C12  C32 
CONECT      C32    3 N22  N42  C2  
CONECT      N42    3 C32  CN2  C52 
CONECT      CN2    4 N42  HN21 HN22 HN23
CONECT      C52    3 C12  N42  H52 
CONECT      C2     3 C32  O2   N3  
CONECT      O2     1 C2  
CONECT      N3     3 C2   C13  HN3 
CONECT      C13    3 N3   N23  C53 
CONECT      N23    2 C13  C33 
CONECT      C33    3 N23  N43  C3  
CONECT      N43    3 C33  CN3  C53 
CONECT      CN3    4 N43  HN31 HN32 HN33
CONECT      C53    3 C13  N43  H53 
CONECT      C3     3 C33  O3   NT  
CONECT      O3     1 C3  
CONECT      NT     3 C3   C1T  HT  
CONECT      C1T    4 NT   C2T  H1T1 H1T2
CONECT      C2T    4 C1T  N3T  H2T1 H2T2
CONECT      N3T    4 C2T  CNT  CMT  HNT 
CONECT      CNT    4 N3T  HNT1 HNT2 HNT3
CONECT      CMT    4 N3T  HMT1 HMT2 HMT3
CONECT      HA     1 CA  
CONECT      HN1    1 N1  
CONECT      HN11   1 CN1 
CONECT      HN12   1 CN1 
CONECT      HN13   1 CN1 
CONECT      H51    1 C51 
CONECT      HN2    1 N2  
CONECT      HN21   1 CN2 
CONECT      HN22   1 CN2 
CONECT      HN23   1 CN2 
CONECT      H52    1 C52 
CONECT      HN3    1 N3  
CONECT      HN31   1 CN3 
CONECT      HN32   1 CN3 
CONECT      HN33   1 CN3 
CONECT      H53    1 C53 
CONECT      HT     1 NT  
CONECT      H1T1   1 C1T 
CONECT      H1T2   1 C1T 
CONECT      H2T1   1 C2T 
CONECT      H2T2   1 C2T 
CONECT      HNT    1 N3T 
CONECT      HNT1   1 CNT 
CONECT      HNT2   1 CNT 
CONECT      HNT3   1 CNT 
CONECT      HMT1   1 CMT 
CONECT      HMT2   1 CMT 
CONECT      HMT3   1 CMT 
END   
HET    AR1             63
HETSYN     AR1 TRI-IMIDAZOLE DNA MINOR GROOVE BINDER; AR-1-144
HETNAM     AR1 (2-{[4-({4-[(4-FORMYLAMINO-1-METHYL-1H-IMIDAZOLE-2-CARB
HETNAM   2 AR1 ONYL)-AMINO]-1-METHYL-1H-IMIDAZOLE-2-CARBONYL}-AMINO)-1
HETNAM   3 AR1 -METHYL-1 H-IMIDAZOLE-2-CARBONYL]-AMINO}-ETHYL)-DIMETHY
HETNAM   4 AR1 L-AMMONIUM
FORMUL      AR1    C20 H28 N11 O4 1+

This OCA MONOMER page
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