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. 2020 Sep 28;49(D1):D575–D588. doi: 10.1093/nar/gkaa746

Table 2.

The statistics of the ModelSEED biochemistry database over time (Figure 1)

2010 (ModelSEED) 2014 (PlantSEED) Current 2020
Compounds 16 275 27 694 33 992
Compounds with structures 13 821 (85%) 19 605 (71%) 28 120 (83%)
Compounds with generic groups 1261 (8%) 1402 (5%) 4416 (13%)
Reactions 13 257 27 558 36 193
Complete* reactions 11 338 (86%) 7898 (29%) 27 991 (77%)
Balanced reactions 10 263 (77%) 17 264 (63%) 25 457 (70%)
Reactions with generic groups 1988 (15%) 2939 (11%) 9772 (27%)

*A complete reaction is one where every reactant has a fully defined metabolic structure in our database. Balanced reactions were calculated to be mass- and charge-balanced, see ‘Balancing of reactions in ModelSEED’.