passages.id: split_9_validation_1366_passage
passages.type: progene_text
passages.text: The mammalian p140(ras-GRF ) catalytic domain ( CGRF ) restores glucose signaling in S. cerevisiae only if tethered between the N - terminal half ( NTH ) of S. cerevisiae Cdc25 and the C - terminal 37 amino acids .