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