PR:000037764 presenilin-2 sequence variant M239I (human) hPSEN2/var:M239I|UniProtKB:P49810-1, Met-239, CHEBI:30009 associated_with_disease_progression DOID:10652 Alzheimer's disease Alzforum:psen2-m239i EXP NCBITaxon:9606 Alzforum:psen2-m239i 20180510 PRO:DAN