n.
Any of a major class of proteins insoluble in pure water and soluble in dilute saline (salt) solutions .
In their natural state, the protein chain is folded into a globular form. Globulins are found in many plants, especially cereals. Globulins in animal fluids include enzymes , antibodies (the gamma globulins ), lipoproteins , complement components, transport proteins, and various types of fibrous and contractile proteins.