A novel esterase gene cloned from a metagenomic library from neritic sediments of the South China Sea

Table 1 Kinetic parameters for various ρ-Nitrophenyl esters of Est_p1

Substrate (ρ-Nitrophenyl ester)	K_m (mM)	Vmax (μmol·min^-1·mg^-1)	k_cat (S^-1)	k_cat/K_m (S^-1mM^-1)
Acetate (C₂)	0.585	244	315	543
Butyrate (C₄)	0.858	2,260	9,850	11,500
Caprylate (C₈)	0.348	109	140	401
Caprate (C₁₀)	0.170	31.6	138	809

ISSN: 1475-2859