PR:000037650 presenilin-1 sequence variant I229F (human) hPSEN1/var:I229F|UniProtKB:P49768-1, Ile-229, CHEBI:29997 associated_with_disease_progression DOID:10652 Alzheimer's disease Alzforum:psen1-i229f EXP NCBITaxon:9606 Alzforum:psen1-i229f 20180510 PRO:DAN