limited proteolysis of a recombinant , soluble form of the tac protein , a human interleukin-2 receptor ( ril-2r ) , was performed using trypsin , staphylococcus aureus v8 protease and proteinase k to study the structural requirements of interleukin-2 receptor ( il-2r ) for interleukin-2 ( il-2 ) binding .
C0086418
human
C1335621
ril