Table 2. Catalytic properties of the recombinant aldehyde dehydrogenase from Rps. palustris (AldDH).

	Vmax [μmol min−1 mg−1]	kcat [s−1]*	apparent KM [mM]	kcat/KM [M−1 s−1]*
acetaldehyde	117 ± 8	433	4.1 ± 0.7	105.6 × 103
propionaldehyde	242 ± 14	895	1.2 ± 0.17	745.8 × 103
acetyl-CoA†	5.3 ± 0.3	19.6 ± 1.1	n.d.	n.d.
propionyl-CoA†	31.6 ± 1.9	116.9 ± 7.0	n.d.	n.d.
3OHP -CoA†	2.4 ± 0.05	8.9 ± 0.2	n.d.	n.d.

^*Per tetrameric enzyme, ^†at 250 μM, n.d. – not determined.