TABLE 1.

Effects of DHCL on enzymatic kinetic parameters of SaM1PDH F6P reduction activity^a

DHCL concn (μM)	Km,appb (μM)	Vmax (A/s)	Km,app/Kmc
0	88.6	0.22	1.00
2	104.7	0.21	1.18
4	146.5	0.19	1.65
20	516.8	0.21	5.83

^aDHCL, dihydrocelastrol.

^bK_m,app, apparent K_m.

^cK_m, substrate concentration that yields half-maximal velocity in the absence of inhibitor.