bin	description
1.2	PS.photorespiration
1.3	PS.calvin cycle
2.1	major CHO metabolism.synthesis
2.2	major CHO metabolism.degradation
3.1	minor CHO metabolism.raffinose family.
3.3	minor CHO metabolism.sugar alcohols
3.4	minor CHO metabolism.myo-inositol
3.99	minor CHO metabolism.misc
5	fermentation
6	gluconeogenesis / glyoxylate cycle
8.1	TCA / organic transformation.TCA
10.6	cell wall.degradation
11	lipid metabolism
12.2	N-metabolism.ammonia metabolism
13.1	amino acid metabolism.synthesis
16.1	secondary metabolism.isoprenoids
16.2	secondary metabolism.phenylpropanoids
16.8	secondary metabolism.flavonoids
17.5	hormone metabolism.ethylene
21	redox
22	polyamine metabolism
23	nucleotide metabolism