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. Author manuscript; available in PMC: 2019 May 1.
Published in final edited form as: Wiley Interdiscip Rev Syst Biol Med. 2018 Jan 9;10(3):e1413. doi: 10.1002/wsbm.1413

Figure 2.

Figure 2

Type 2 precursor chain and associated antigen structures, found on endothelial, epithelial, and red blood cells throughout the body. The H antigen is the acceptor molecule needed for attachment of the A, B, or AB terminal glycosides.

Fuc – Fucose; FUT1 - α1,2-Fucosyltransferase enzymes expressed by HH genes; FUT3 - α1,3/4-Fucosyltransferase enzymes expressed by Le genes; Gal – Galactose; GalNAc - N-acetylgalactosamine; GlcNAc - N-acetylglucosamine; NeuAc - N-acetylneuraminic (sialic) acid