Structure based on 1mkv

Ideal structure
Name: 1-o-octyl-2-heptylphosphonyl-sn-glycero-3-phosphoethanolamine
Formula: C20 H45 N O8 P2
Weight: 489.521
SMILES: "CCCCCCCCOC[CH](CO[P](O)(=O)OCCN)O[P](O)(=O)CCCCCCC"
Spacial conformation based on PDB 1mkv.
Also present on 1pob, 1poc, 1poe
RESIDUE   GEL     76
CONECT      C1     4 O1   C2   H11  H12 
CONECT      O1     2 C1   C11 
CONECT      C11    4 O1   C12  H111 H112
CONECT      C12    4 C11  C13  H121 H122
CONECT      C13    4 C12  C14  H131 H132
CONECT      C14    4 C13  C15  H141 H142
CONECT      C15    4 C14  C16  H151 H152
CONECT      C16    4 C15  C17  H161 H162
CONECT      C17    4 C16  C18  H171 H172
CONECT      C18    4 C17  H181 H182 H183
CONECT      C2     4 C1   O2   C3   H2  
CONECT      O2     2 C2   P2  
CONECT      P2     4 O2   O1P  O2P  C22 
CONECT      O1P    1 P2  
CONECT      O2P    2 P2   HOP2
CONECT      C22    4 P2   C23  H221 H222
CONECT      C23    4 C22  C24  H231 H232
CONECT      C24    4 C23  C25  H241 H242
CONECT      C25    4 C24  C26  H251 H252
CONECT      C26    4 C25  C27  H261 H262
CONECT      C27    4 C26  C28  H271 H272
CONECT      C28    4 C27  H281 H282 H283
CONECT      C3     4 C2   O3   H31  H32 
CONECT      O3     2 C3   P3  
CONECT      P3     4 O3   O3P  O4P  O5P 
CONECT      O3P    1 P3  
CONECT      O4P    2 P3   HOP4
CONECT      O5P    2 P3   C31 
CONECT      C31    4 O5P  C32  H311 H312
CONECT      C32    4 C31  N3   H321 H322
CONECT      N3     3 C32  HN31 HN32
CONECT      H11    1 C1  
CONECT      H12    1 C1  
CONECT      H111   1 C11 
CONECT      H112   1 C11 
CONECT      H121   1 C12 
CONECT      H122   1 C12 
CONECT      H131   1 C13 
CONECT      H132   1 C13 
CONECT      H141   1 C14 
CONECT      H142   1 C14 
CONECT      H151   1 C15 
CONECT      H152   1 C15 
CONECT      H161   1 C16 
CONECT      H162   1 C16 
CONECT      H171   1 C17 
CONECT      H172   1 C17 
CONECT      H181   1 C18 
CONECT      H182   1 C18 
CONECT      H183   1 C18 
CONECT      H2     1 C2  
CONECT      HOP2   1 O2P 
CONECT      H221   1 C22 
CONECT      H222   1 C22 
CONECT      H231   1 C23 
CONECT      H232   1 C23 
CONECT      H241   1 C24 
CONECT      H242   1 C24 
CONECT      H251   1 C25 
CONECT      H252   1 C25 
CONECT      H261   1 C26 
CONECT      H262   1 C26 
CONECT      H271   1 C27 
CONECT      H272   1 C27 
CONECT      H281   1 C28 
CONECT      H282   1 C28 
CONECT      H283   1 C28 
CONECT      H31    1 C3  
CONECT      H32    1 C3  
CONECT      HOP4   1 O4P 
CONECT      H311   1 C31 
CONECT      H312   1 C31 
CONECT      H321   1 C32 
CONECT      H322   1 C32 
CONECT      HN31   1 N3  
CONECT      HN32   1 N3  
END   
HET    GEL             76
HETNAM     GEL 1-O-OCTYL-2-HEPTYLPHOSPHONYL-SN-GLYCERO-3-PHOSPHOETHANO
HETNAM   2 GEL LAMINE
FORMUL      GEL    C20 H45 N1 O8 P2

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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