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