FHIT GI:4503719 fragile histidine triad gene 1 msfrfgqhli kpsvvflkte lsfalvnrkp vvpghvlvcp lrpverfhdl 50 51 rpdevadlfq ttqrvgtvve khfhgtsltf smqdgpeagq tvkhvhvhvl 100 101 prkagdfhrn dsiyeelqkh dkedfpaswr seeemaaeaa alrvyfq