Structure based on 1qwj

Ideal structure
Name: cytidine-5'-monophosphate-5-n-acetylneuraminic acid
Formula: C20 H31 N4 O16 P
Weight: 614.451
SMILES: "CC(=O)N[CH]1[CH](O)C[C](O[CH]1[CH](O)[CH](O)CO)(O[P](O)(=O)OC[CH]2O[CH]([CH](O)[CH]2O)N3C=CC(=NC3=O)N)C(O)=O"
Spacial conformation based on PDB 1qwj.
Also present on 4zht, 6ckm, 6oh3, 6qvt
RESIDUE   NCC     72
CONECT      O3P    2 P    H3P 
CONECT      P      4 O3P  O2P  O1P  O5' 
CONECT      O2P    2 P    C10 
CONECT      O1P    1 P   
CONECT      O5'    2 P    C5' 
CONECT      C5'    4 O5'  C4'  H5'1 H5'2
CONECT      C4'    4 C5'  O4'  C3'  H4' 
CONECT      O4'    2 C4'  C1' 
CONECT      C1'    4 O4'  N1   C2'  H1' 
CONECT      N1     3 C1'  C6   C2  
CONECT      C6     3 N1   C5   H6  
CONECT      C5     3 C6   C4   H5  
CONECT      C4     3 C5   N4   N3  
CONECT      N4     3 C4   HN41 HN42
CONECT      N3     2 C4   C2  
CONECT      C2     3 N1   N3   O2  
CONECT      O2     1 C2  
CONECT      C2'    4 C1'  O2'  C3'  H2' 
CONECT      O2'    2 C2'  H1  
CONECT      C3'    4 C4'  C2'  O3'  H3' 
CONECT      O3'    2 C3'  H2  
CONECT      C9     3 O1B  O1A  C10 
CONECT      O1B    2 C9   H1B 
CONECT      O1A    1 C9  
CONECT      C10    4 O2P  C9   O6   C20 
CONECT      O6     2 C10  C12 
CONECT      C12    4 O6   C13  C16  H12 
CONECT      C13    4 C12  O7   C14  H13 
CONECT      O7     2 C13  HO7 
CONECT      C14    4 C13  O8   C15  H14 
CONECT      O8     2 C14  HO8 
CONECT      C15    4 C14  O9   H151 H152
CONECT      O9     2 C15  HO9 
CONECT      C16    4 C12  N5   C19  H16 
CONECT      N5     3 C16  C17  HN5 
CONECT      C17    3 N5   O10  C18 
CONECT      O10    1 C17 
CONECT      C18    4 C17  H181 H182 H183
CONECT      C19    4 C16  O4   C20  H19 
CONECT      O4     2 C19  HO4 
CONECT      C20    4 C10  C19  H201 H202
CONECT      H3P    1 O3P 
CONECT      H5'1   1 C5' 
CONECT      H5'2   1 C5' 
CONECT      H4'    1 C4' 
CONECT      H1'    1 C1' 
CONECT      H6     1 C6  
CONECT      H5     1 C5  
CONECT      HN41   1 N4  
CONECT      HN42   1 N4  
CONECT      H2'    1 C2' 
CONECT      H1     1 O2' 
CONECT      H3'    1 C3' 
CONECT      H2     1 O3' 
CONECT      H1B    1 O1B 
CONECT      H12    1 C12 
CONECT      H13    1 C13 
CONECT      HO7    1 O7  
CONECT      H14    1 C14 
CONECT      HO8    1 O8  
CONECT      H151   1 C15 
CONECT      H152   1 C15 
CONECT      HO9    1 O9  
CONECT      H16    1 C16 
CONECT      HN5    1 N5  
CONECT      H181   1 C18 
CONECT      H182   1 C18 
CONECT      H183   1 C18 
CONECT      H19    1 C19 
CONECT      HO4    1 O4  
CONECT      H201   1 C20 
CONECT      H202   1 C20 
END   
HET    NCC             72
HETNAM     NCC CYTIDINE-5'-MONOPHOSPHATE-5-N-ACETYLNEURAMINIC ACID
FORMUL      NCC    C20 H31 N4 O16 P1

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