Skip to main content
. Author manuscript; available in PMC: 2010 Feb 1.
Published in final edited form as: J Proteome Res. 2009 Feb;8(2):436–442. doi: 10.1021/pr800554w

Table 1.

Partially O-Methylalditol Acetates Formed on Methylation Analysis of Carbohydrate Moiety of PGY

alditol acetate approximate molar ratioa fragments (diagnostic ions, m/z) linkage indicated
2,3,5-tri-O-methylarabitol 1.00 87, 101, 102, 118, 129, 161 1-Araf
2,4,6-di-O-methylgluctitol 2.02 87,113,117,129,131,161,233 1,3-Glcp
2,4-tri-O-methylgluctitol 1.07 87,117,129,189 1,3,6-Glcp
a

Relative to 2,3,5-tri-O-methylarabitol