the precipitates with two different anti-dr4 alloantisera and with three different mouse antibodies against human ia monomorphic determinants gave the same 2-d gel pattern consisting of one heavy chain with a molecular weight of 34 000 and a set of light chains with a molecular weight of 30 000 , indicating that these polypeptides are the components of the dr4 molecule .
C0086418
human
C1420192
heavy