Source: Recombinant protein expressed in E. coli · MW: 13.72 kDa ? PLA2 (Type V) is a secretory PLA2 (sPLA2) that catalyzes the hydrolysis of fatty acids at the sn-2 position of glycerophospholipids. It is responsible for arachidonic acid mobilization leading to prostaglandin production in macrophages and mast cells.