catalytic activity:2 glutathione + H(2)O(2) = glutathione disulfide + 2 H(2)O.,function:Protects the hemoglobin in erythrocytes from oxidative breakdown.,online information:Glutathione peroxidase entry,similarity:Belongs to the glutathione peroxidase family.,subunit:Homotetramer.,
Cytoplasm.
Expressed in platelets (at protein level).