Table 2

Distribution of reactions and metabolites of the inferred genome-wide metabolic network in different functional categories

Functional category
Reactions
Metabolites

Carbohydrate metabolism
311
290
Energy metabolism
106
90
Lipid metabolism
275
279
Nucleotide metabolism
146
109
Amino acid metabolism
412
421
Metabolism of other amino acids
78
122
Glycan biosynthesis and metabolism
80
71
Biosynthesis of polyketides and nonribosomal peptides
8
28
Metabolism of cofactors and vitamins
157
181
Biosynthesis of secondary metabolites
129
196
Xenobiotics biodegradation and metabolism
218
298
Category unknown
418
444

A reaction or a metabolite may be involved in different metabolic pathways and, therefore, could be counted more than once.

Sun et al. Genome Biology 2007 8:R182   doi:10.1186/gb-2007-8-9-r182

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