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Lactotriaosylceramide beta-1,4-galactosyltransferase (EC 2.4.1.275, beta4Gal-T4, UDP-galactose:N-acetyl-beta-D-glucosaminyl-(1->3)-beta-D-galactosyl-...
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glucosaminylgalactosylglucosylceramide 4-beta-galactosyltransferase,
lactotriaosylceramide 4-beta-galactosyltransferase, UDP-galactose:N-acetyl-D-glucosaminyl-1...