>sp|P40320-3|METK_DROME Isoform 3 of S-adenosylmethionine synthase OS=Drosophila melanogaster OX=7227 GN=Sam-S MPQKTNGHSANGCNGSNGNSYDMEDGATFLFTSESVGEGHPDKMCDQISDAILDAHLKQD PNAKVACETVAKTGMILLCGEITSKAVVDYQKVVRETVQHIGYDDSSKGFDWKTLNLLVA IEQQSPNIANGVHINREEEDVGAGDQGIMFGYATDETEECMPLTVVLAHKLNEKIAELRR SDVFWWARPDSKTQVTCEYLFNQGSAVPKRVHTIVVSMQHSEKISLETLRSEVMEKVVKV VIPAKYIDANTIVHINPCGLFVIGGPMGDAGLTGRKIIVDTYGGWGAHGGGAFSGKDFTK VDRSAAYAARWVAKSLVKAGLCKRCLVQVSYAIGLAEPLSITVFDYGTSHKSQKELLDII RRNFDLRPGKIVKDLNLRQPIYQRTSTYGHFGRAGFSWEEAKPLEIDN