A new model for the biochemistry of pectin synthesis: GAUTs synthesize diverse HG glycans in structurally and functionally distinct plant cell wall polymers Authors Mohnen, Debra; Amos, Robert A.; Biswal, Ajaya K.; Engle, Kristen A.; Ryno, David K.; Mohanty, Sushree S.; and Atmodjo, Melani Journal-Book FASEB Journal Year 2019