Table 2.

Secondary structure compositions of native and pegylated rhArg1 estimated by using CD analysis software.

	Native rhArg1	rhArg1-peg5,000 mw	Native rat liver arginase
α-Helix	25%	24%	22%
β-Sheet	27%	28%	28%
Turns	13%	17%	17%
Random structure	36%	32%	33%