3.2.1.103 analysis the enzyme can be used to distinguish between GlcNAcbeta1-6Gal and GlcNAcbeta1-3Gal units within linear backbone sequences of all known types of oligo-(N-acetyllactosamino)glycans 3.2.1.103 analysis useful for studying the structure of glycoproteins and oligosaccharides 3.2.1.103 analysis enzyme can be useful in studying the precise structures of keratan sulfates, related glycoproteins and oligosaccharides 3.2.1.103 medicine the enzyme reduces viscosity of alpaca semen by 48%