TABLE 4.

ATP:cob(I)alamin adenosyl transferase activity

Straina	Plasmidb	Gene expressed	Fractionc	Sp act (nmol/ min/mg)d
BE119	pTA925	Vector only	Soluble	0.3
BE119	pTA925	Vector only	Inclusion bodies	0.4
BE205	pTA1019	EutT	Soluble	33.2
BE205	pTA1019	EutT	Inclusion bodies	21.1

^aComplete genotypes are in Table 1.

^bPlasmid construction is described in Materials and Methods.

^cPreparation of soluble and inclusion body fractions for enzyme assay is described in Materials and Methods.

^dATP:cob(I)alamin specific activities were determined as described in Materials and Methods. The values shown are the averages of three trials.