{HEAD ~ Characterization} of the cloned DNA fragment mapped the region of v erbB homology to three exons with closest homology of 64% and 67% to a contiguous region within the tyrosine kinase domains of the EGFR and {TAIL ~ erbB 2 proteins}, respectively 
{ HEAD ~ Characterization } of the cloned DNA fragment mapped the region of v erbB homology to three exons with closest homology of 64 % and 67 % to a contiguous region within the tyrosine kinase domains of the EGFR and { TAIL ~ erbB 2 proteins } , respectively
HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH