Table 1.

Purification of cysteine proteinase inhibitor from E. contortisiliquum seeds.

Steps	Volume (mL)	Protein (mg/mL)	Total protein (mg)	aUI/mL	bUI/total	cEA	dPurif.	Yield (%)
Precipitation at 80% acetone	400	2.9	1160	50	20,000	17.24	1	100
DEAE-Sepharose	132	1.6	211.2	37.5	4950	23.44	1.36	24.75
Superdex 75	120	0.04	4.8	10	1.200	250	14.5	6

^aInhibition Unit per mL.

^bTotal Inhibition Unit (UI/mL x total volume).

^cSpecific activity.

^dFold purification.