>gi|4505469 neurotrophin 3 isoform 2 preproprotein [Homo sapiens] MSILFYVIFLAYLRGIQGNNMDQRSLPEDSLNSLIIKLIQADILKNKLSK QMVDVKENYQSTLPKAEAPREPERGGPAKSAFQPVIAMDTELLRQQRRYN SPRVLLSDSTPLEPPPLYLMEDYVGSPVVANRTSRRKRYAEHKSHRGEYS VCDSESLWVTDKSSAIDIRGHQVTVLGEIKTGNSPVKQYFYETRCKEARP VKNGCRGIDDKHWNSQCKTSQTYVRALTSENNKLVGWRWIRIDTSCVCAL SRKIGRT