Table 1 The most enriched Kyoto Encyclopaedia of Genes and Genomes (KEGG) pathways.

Purine metabolism

262

Pyrimidine metabolism

93

Amino sugar and nucleotide sugar metabolism

93

Pentose and glucuronate interconversions

74

Pentose phosphate pathway

68

Phenylalanine metabolism

147

Glutathione metabolism

87

Arginine and proline metabolism

77

Glycine, serine and threonine metabolism

77

Cysteine and methionine metabolism

71

Tryptophan metabolism

68

Valine, leucine and isoleucine degradation

63

Aminobenzoate degradation

58

Aminoacyl-tRNA biosynthesis

54

Tyrosine metabolism

52

Alanine, aspartate and glutamate metabolism

51

Lysine degradation

46

Cyanoamino acid metabolism

46

β-Alanine metabolism

44

Phenylalanine, tyrosine and tryptophan biosynthesis

40

Starch and sucrose metabolism

212

Galactose metabolism

82

Lipid

Glycerolipid metabolism

85

Phosphatidylinositol signaling system

70

Fatty acid degradation

68

Inositol phosphate metabolism

59

α-Linoleic acid metabolism

54

Glycerophospholipid metabolism

48

Fatty acid biosynthesis

42

Biosynthesis of unsaturated fatty acids

41

Pyruvate metabolism

93

Thiamine metabolism

80

Glyoxylate and dicarboxylate metabolism

73

Methane metabolism

71

Flavonoid biosynthesis

49

Porphyrin and chlorophyll metabolism

45

Ascorbate and aldarate metabolism

43

Glycolysis/Gluconeogenesis

118

Carbon fixation in photosynthetic organisms

87

Fructose and mannose metabolism

64

Oxidative phosphorylation

58

Carbon fixation pathways in prokaryotes

57

Citrate cycle (TCA cycle)

48

Drug metabolism - cytochrome P450

70

T cell receptor signaling pathway

66

Metabolism of xenobiotics by cytochrome P450

65

Drug metabolism - other enzymes

45