Table 3.

PEPC V _max values with saturating Mg²⁺ and $HC{O}_3^{-}$ for representative species in subfamily Suaedoideae at pH 7.6

Species	Photosynthetic mode	V max (μmol min–1 mg–1 chl)		Fold increase in activity in presence of G6P
		No G6P	+ 5mM G6P
S. accuminata	Schoberia Kranz C4	4.6	10.0	2.2
S. eltonica	Schoberia Kranz C4	6.5	12.9	2.0
S. moquinii	Salsina Kranz C4	9.9	15.6	1.6
S. fruticosa	Salsina Kranz C4	11.5	17.6	1.5
S. aralocaspica	Single-Cell C4	16.5	24.1	1.5
S. linearis	C3	0.1	0.4	3.5
S. physophora	C3	1.0	0.8	0.8
S. linifolia	C3	0.4	0.4	1.1
Zea mays	C4	15.1	21.1	1.4