{HEAD ~ Five optimized genes} of {TAIL ~ capsid L1 protein} from human papillomavirus type 16, 58, 18, 6 and 11, which are modified by using insects preferred codons and so on 
{ HEAD ~ Five optimized genes } of { TAIL ~ capsid L1 protein } from human papillomavirus type 16 , 58 , 18 , 6 and 11 , which are modified by using insects preferred codons and so on
HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL 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