The Genovis product line of exoglycosidases consists of:

SialEXO® – Exoglycosidase hydrolyzing terminal sialic acids

GalactEXO™ – Exoglycosidase hydrolyzing terminal galactose

GalNAcEXO™ - Exoglycosidase hydrolyzing GalNAc residues

An overview of the enzymes are presented on this page. Please visit the individual product pages for full details on the different exoglycosidases.

GalactEXO is a β-galactosidase for efficient hydrolysis of galactose residues from N- and O-linked glycans on 2 mg glycoprotein. 

Key Characteristics

  • Hydrolyzes O-glycans on glycoproteins
  • 2-4 h reaction
  • Requires removal of sialic acids using SialEXO® (included)
  • Core 1 and core 3 type O-glycan disaccharides

Enzymes for O-Glycans sialexo

SialEXO is a sialidase mix for complete removal of sialic acids from
2 mg native glycoprotein.

Key Characteristics

  • Hydrolyzes sialic acids on N- and O-linked glycans
  • 2 h reaction
  • Requires no co-factors
  • α2-3, α2-6 and α2-8-linked sialic acids

GalNAcEXO is an α-N-Acetylgalactosaminidase for efficient hydrolysis of GalNAc residues.

Key Characteristics

  • α-N-Acetylgalactosaminidase hydrolyzing GalNAcs on O-glycoproteins
  • Tn antigen (core GalNAc) and α1-3 terminal GalNAc
  • 4 h reaction
  • No co-factors required

EXOglycosidase Products

Legal and Disclaimers

All rights reserved. Genovis products are covered by one or more patents, pending patent applications, trademarks and/or copyrights owned or controlled by Genovis AB.

For more information about commercial rights, please contact Genovis team at

Genovis products are intended for research use only. They are not intended to be used for therapeutic or diagnostic purposes in humans or animals.