PDB Chemical Component SIA

Ideal Model

Chemical Description

Name O-SIALIC ACID
Formula C11 H19 N O9
Formal charge 0
Molecular weight 309.270 g/mol
Component type D-saccharide, alpha linking

Chemical features

Atom count 40
Chiral atom count 6
Chiral atoms C2 C4 C5 C6 C7 C8
Observed leaving atoms O2 HO2 HO4 HO7 HO8 HO9
Bond count 40
Aromatic bond count 0

Chemical Identifiers

Systematic name (ACDLabs) 5-(acetylamino)-3,5-dideoxy-D-glycero-alpha-D-galacto-non-2-ulopyranosonic acid
Systematic name (OpenEye OEToolkits) (2R,4S,5R,6R)-5-acetamido-2,4-dihydroxy-6-[(1R,2R)-1,2,3-trihydroxypropyl]oxane-2-carboxylic acid

Chemical Descriptors

Stereo SMILES (CACTVS) CC(=O)N[C@@H]1[C@@H](O)C[C@@](O)(O[C@H]1[C@H](O)[C@H](O)CO)C(O)=O
SMILES (CACTVS) CC(=O)N[CH]1[CH](O)C[C](O)(O[CH]1[CH](O)[CH](O)CO)C(O)=O
Stereo SMILES (OpenEye) CC(=O)N[C@@H]1[C@H](C[C@@](O[C@H]1[C@@H]([C@@H](CO)O)O)(C(=O)O)O)O
InChI descriptor InChI=1S/C11H19NO9/c1-4(14)12-7-5(15)2-11(20,10(18)19)21-9(7)8(17)6(16)3-13/h5-9,13,15-17,20H,2-3H2,1H3,(H,12,14)(H,18,19)/t5-,6+,7+,8+,9+,11+/m0/s1
InChIKey descriptor SQVRNKJHWKZAKO-YRMXFSIDSA-N

Status Information

Last modified 2019-12-09
Created 1999-07-08
Release status REL
Replaces NAN
Processing site EBI