Isolated nucleic acid molecules encoding novel members of the MRT family of polypeptides which include, in a preferred embodiment, {HEAD ~ at least one transmembrane domain} having {TAIL ~ at least about 30%}, more preferably at least about 50%, 55%, 60%, 70%, 80% or 90% amino acid sequence identity with SEQ ID NO:2, SEQ ID NO:4, SEQ ID NO:6, SEQ ID NO:8 or SEQ ID NO:14 and at least one histidine rich domain, are described 
Isolated nucleic acid molecules encoding novel members of the MRT family of polypeptides which include , in a preferred embodiment , { HEAD ~ at least one transmembrane domain } having { TAIL ~ at least about 30 % } , more preferably at least about 50 % , 55 % , 60 % , 70 % , 80 % or 90 % amino acid sequence identity with SEQ ID NO:2 , SEQ ID NO:4 , SEQ ID NO:6 , SEQ ID NO:8 or SEQ ID NO:14 and at least one histidine rich domain , are described
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL 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 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH