PR:000037614 presenilin-1 sequence variant I168del (human) hPSEN1/var:I168del|UniProtKB:P49768-1, 1-167, 169-467 associated_with_disease_progression DOID:10652 Alzheimer's disease Alzforum:psen1-i168del EXP NCBITaxon:9606 Alzforum:psen1-i168del 20180510 PRO:DAN