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