Table 1.

Substrate	Kinetic parameters
	Km (μm)	Vmax (μmol min−1 mg−1)	kcat (s−1)	kcat/Km (m−1 s−1)
Kinetic parameters of PbPGP
β-Glycerophosphate	2110 ± 11	16.2 ± 0.14	10.18 ± 0.08	4827
2-Phosphoglycolate	2526 ± 494	119.5 ± 12.5	75.15 ± 7.86	29,747
2-Phospho-l-lactate	4773 ± 574	107 ± 13.2	67.34 ± 8.31	14,108
Kinetic parameters of murine PGPa
2-Phosphoglycolate	766 ± 68	11.34b	6.56 ± 0.44	8564
2-Phospho-l-lactate	174 ± 55	3.14b	1.82 ± 0.34	10,480
Kinetic parameters of S. cerevisiae Pho13a
2-Phosphoglycolate	221 ± 13	32.87b	19.0 ± 0.44	85,700
2-Phospho-l-lactate	747 ± 135	13.09b	7.57 ± 1.04	10,113

^a Values taken from Collard et al., 2016 (20).

^b V_max was calculated using k_cat values from Collard et al., 2016 (20). Molecular mass values of 34,540.68 Da and 34,624.58 Da for murine PGP and Pho13, respectively, were used in the calculation.