Identification, Cloning, and Characterization of l-Phenylserine Dehydrogenase from Pseudomonas syringae NK-15

Table 4

Comparison of L-phenylserine dehydrogenase (L-PSDH) with D-phenylserine dehydrogenase (D-PSDH).

	L-PSDH	D-PSDH
Protein	short-chain	𝛽-hydroxy acid
family	dehydrogenase	dehydrogenase
Molecular mass	98 kDa	70 kDa
Molecular mass of subunit	27 kDa	31 kDa
Number of subunits	4	2
Coenzyme specificity	NAD^+	NADP^+
Optimum pH	pH 11.2	pH 10.4
pH Stability	pH 6.1–11.2	pH 6.7–9.1
Thermostability	55^∘C or below	50^∘C or below
Substrate specificity	L-form	L-form