Table 2.
Pathway | Enzyme | Activity | Product | Score |
---|---|---|---|---|
Core N-glycosylation | ALG3 | α1,3-mannosyltransferase | Mannosylated precursor | 9 |
ALG8 | α1,3-glucosyltransferase | Glucosylated precursor | 7 | |
MGAT4B | β1,4 GlcNAc transferase B | β1,4-branched N-glycans | 6 | |
Core O-glycosylation (mucin type) | GALNT2 | Protein:O-GalNAC transferase 2 | Tn-antigen | 8 |
GALNT10 | Protein:O-GalNAC transferase 10 | Tn-antigen | 5 | |
GALNT16 | Protein:O-GalNAC transferase 16 | Tn-antigen | −6 | |
O-fucosylation | POFUT1 | Protein O-fucosyltransferase 1 | O-fucosylated NOTCH | 7 |
Core of Glycolipids | B4GALT5 | β1,4-Galactosyltransferase 5 | Lactosylceramide | 8 |
B4GALNT1 | β1,4-GalNAc transferase 1 | Ganglioside GM2, asialo GM2 | 8 | |
Chain extension | B3GNT4 | β1,3-GlcNAc transferase 4 | Type 2 polylactosaminic chains | 5 |
B3GNT5 | β1,3-GlcNAc transferase 5 | Lactotriaosylceramide | 7 | |
B3GNT7 | β1,3-GlcNAc transferase 7 | Type 2 polylactosaminic chains | 6 | |
B3GNT9 | β1,3-GlcNAc transferase 9 | Polylactosamines O-linked | 5 | |
B4GALT3 | β1,4-Galactosyltransferase 3 | Type 2 lactosaminic chains | 7 | |
B3GALT4 | β1,3-Galactosyltransferase 4 | Type 1 lactosaminic chains | −5 | |
O-mannosylation | LARGE | Xylosyltransferase and β1,3-glucuronyltransferase | Elongated O-mannosyl glycans | −6 |
Capping | ST3GAL2 | α2,3 to Gal sialyltransferase 2 | Sialyl-T; Gangliosides GD1a, GM1b, GT1b | 6 |
ST3GAL4 | α2,3 to Gal sialyltransferase 4 | Sialyl-T; N-glycans; Gangliosides GD1a, GM1b | 6 | |
ST6GALNAC3 | α2,6 to GalNAc sialyltransferase 3 | Di-sialyl T; Gangliosides GD1α, GM1b | 6 | |
ST6GALNAC4 | α2,6 to GalNAc sialyltransferase 4 | Di-sialyl T; Ganglioside GD1α | 5 | |
FUT7 | α1,3/6 fucosyltransferase 7 | Sialyl Lewis X | −6 |
BPA and GPA have positive or negative score values, respectively. Scores marked in bold refer to those enzymes that were associated with bad or good prognosis in all the cohorts with predictive value.