Using erbB 3 specific antibodies , {HEAD ~ the erbB 3 protein} was identified as {TAIL ~ a 180 kDa glycoprotein}, gp180erbB 3 
Using erbB 3 specific antibodies , { HEAD ~ the erbB 3 protein } was identified as { TAIL ~ a 180 kDa glycoprotein } , gp180erbB 3
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH