Immunogen sequence: MLLLPSAADG RGTAITHALT SASTLCQVEP VGRWFEAFVK RRNRNASASF QELEDKKELS EESEDEELQL EEFPMLKTLD PKDWKNQDHY AVLGLGHVRY KATQRQIKAA HKAMVLKHHP DKRKAAGEPI KEGDNDYFTC. EIF4EBP1 is one member of a family of translation repressor proteins. It direct