商品编号


LS003540



品牌


Worthington



公司


Worthington Biochemical Corporation



公司分类


Products



Size

2 mg

商品信息
Superoxide DismutaseChromatographically purified essentially as described by McCord and Fridovich, JBC, 244, 6049 (1969). A dialyzed, lyophilized powder.Store at 2-8°C.≥1,400 units per mg dry weight
Source:
Bovine Erythrocytes
I.U.B.: 1.15.1.1
Superoxide dismutase (SOD) catalyzes the removal of the O
2-
free r
ADI
cal. The enzyme protects oxygen-metabolizing cells against harmful effects of superoxide free-r
ADI
cals. Superoxide dismutase is inactivated by H
2
O
2
. It consists of two subunits of identical molecular weight joined by a disulfide bond. The molecular weight is 32,500 daltons, and there are two Cu(II) and two Zn(II) atoms per molecule. The isoelectric point of the enzyme is 4.95.
Unit Definition
: One Unit inhibits by 50% the maximum reduction of nitro blue tetrazolium under the specified conditions.