Table 2.

Set of reactions to form GAP from CO₂ constituting each of the canonical CB cycle, the S7P-forming transaldolase variant and the S7P-removing transaldolase variant. GAP, glyceraldehyde 3-phosphate; CB cycle, Calvin-Benson cycle; S7P, sedoheptulose 7-phosphate^a.

Reaction number and name		Variants including the canonical CB cycle, number of reactions per set
		Canonical CB cycle	S7P-forming transaldolase variant	S7P-removing transaldolase variant
1	Rubisco	3	3	3
2	PGA kinase	6	6	6
3	GAP dehydrogenase	6	6	6
4	Triose phosphate isomerase	2	2	2
5	FBP aldolase	1	2	0
6	FBPase	1	2	0
7	Transketolase	1	1	1
8	SBP aldolase	1	0	2
9	SBPase	1	0	2
10	Transketolase	1	1	1
11	Isomerase	1	1	1
12	Epimerase	2	2	2
13	Phosphoribulokinase	3	3	3
14	S7P-forming transaldolase b	0	1	0
15	S7P-removing transaldolase c	0	0	1

^aFor other abbreviations, please see Table 1. The FBP and SBP formation reactions catalyzed by aldolase are named FBP aldolase and SBP aldolase, respectively.

^bE4P + F6P → S7P + GAP.

^cS7P + GAP → E4P + F6P.