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Research Article

Purification of carbonic anhydrase-II from sheep liver and inhibitory effects of some heavy metals on enzyme activity

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Pages 795-799 | Received 02 May 2011, Accepted 16 Aug 2011, Published online: 10 Oct 2011

Figures & data

Table 1.  Summary of purification procedure for sheep liver CA II.

Figure 1.  SDS-PAGE analysis of purified sheep CA II. Lane (1) sheep- CA II. Lane (2) standard proteins (E. coli b-galactosidase (116 kDa), rabbit phosphorylase B (97.4 kDa), bovine serum albumin (66 kDa), chicken ovalbumin (45 kDa) and bovine carbonic anhydrase (29 kDa)).

Figure 1.  SDS-PAGE analysis of purified sheep CA II. Lane (1) sheep- CA II. Lane (2) standard proteins (E. coli b-galactosidase (116 kDa), rabbit phosphorylase B (97.4 kDa), bovine serum albumin (66 kDa), chicken ovalbumin (45 kDa) and bovine carbonic anhydrase (29 kDa)).

Table 2.  Ki values and inhibition types for four metal ions of SCA II.

Table 3.  IC50 values of inhibitors for SCA-II hydratase activity.

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