In an alternative embodiment, the portion is selected from SEQ ID NO:33, SEQ ID NO:34, {TAIL ~ SEQ ID NO:35}, SEQ ID NO:36, SEQ ID NO:37 and {HEAD ~ SEQ ID} NO:38 
In an alternative embodiment , the portion is selected from SEQ ID NO:33 , SEQ ID NO:34 , { TAIL ~ SEQ ID NO:35 } , SEQ ID NO:36 , SEQ ID NO:37 and { HEAD ~ SEQ ID } NO:38
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH