PR:000037652 presenilin-1 sequence variant A231T (human) hPSEN1/var:A231T|UniProtKB:P49768-1, Ala-231, CHEBI:30013 associated_with_disease_progression DOID:10652 Alzheimer's disease Alzforum:psen1-a231t EXP NCBITaxon:9606 Alzforum:psen1-a231t 20180510 PRO:DAN