{HEAD ~ The fusion protein} is present as a trimeric complex or as {TAIL ~ an oligomer} thereof and is suitable for therapeutic, diagnostic and research applications 
is present as
{ HEAD ~ The fusion protein } is present as a trimeric complex or as { TAIL ~ an oligomer } thereof and is suitable for therapeutic , diagnostic and research applications
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH