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Table 5 Testing whether the proportions of an amino acid over the positions it occupies are pairwise different across PTMs of proteinsa

From: Ridge regression estimated linear probability model predictions of O-glycosylation in proteins with structural and sequence data

  Amino Acid
A C D E F G H I K L M N P Q R S T V W Y
O-GlcNAc vs O-GalNAc glycosylation 1 0 1 1 1 0 1 1 0 0 0 0 1 0 0 1 0 1 1 1
O-GlcNAc glycosylation vs phosphorylation 1 1 1 1 1 0 0 0 1 1 1 1 0 0 0 0 1 1 1 0
O-GalNAc glycosylation vs phosphorylation 1 1 1 1 1 0 1 1 1 1 1 1 1 0 0 0 1 1 0 1
  1. a 1/0 indicates the difference is/isn’t statistically significant at the 5% level of significance. The first comparison uses the 16 pairs, while the other two uses 14 pairs