Also provided by the present invention is {HEAD ~ a substantially purified nucleic acid sequence} comprising a portion of a nucleotide sequence selected from a functional homolog of {TAIL ~ SEQ ID} NO:1 and of the complement thereof 
Also provided by the present invention is { HEAD ~ a substantially purified nucleic acid sequence } comprising a portion of a nucleotide sequence selected from a functional homolog of { TAIL ~ SEQ ID } NO:1 and of the complement thereof
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH