... to linkage analysis, glycan B1 gave terminal Fuc,terminal Man, terminal Gal, 3,6-linked Man, 4-linkedGlcNAc and, importantly, a peak that can be assigned as4-linked Fuc on the basis of the ... glycoamidase A digestion, reductivelyaminated with 2-aminopyridine, and then subjected to 2DHPLC analysis [Takahashi, N., Nakagawa, H., Fujikawa,K., Kawamura, Y. & Tomiya, N. (1995) Anal. ... potential glycosylation sites, Asn2 and Asn15,predominantly express the structure Mana 1–6 (GlcNAcb 1–2 Mana 1–3 )Manb 1–4 GlcNAcb 1–4 GlcNAc. In the caseof bovine, human and frog rhodopsin, both of these...