Non limiting examples for {TAIL ~ P} include the OCT 4 promoter, and {HEAD ~ the promoter} of telomerase reverse transcriptase  
Non limiting examples for { TAIL ~ P } include the OCT 4 promoter , and { HEAD ~ the promoter } of telomerase reverse transcriptase
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH