TABLE 1.

Purification of aminopeptidase from B. burgdorferi

Procedure	Sp acta	Total activityb	% Yield	Purification factor
Enzyme extract	6.0 × 10−2	20.5 × 10−2	100	1
DEAE-Sepharose	15.0 × 10−2	18.0 × 10−2	88	3
Superose 6	102.9 × 10−2	15.4 × 10−2	73	32

^aSpecific activity: nanomoles of AMC released per minute per milligram of protein.

^bTotal activity: specific activity × total protein.