PR:000037720 presenilin-1 sequence variant N405S (human) hPSEN1/var:N405S|UniProtKB:P49768-1, Asn-405, CHEBI:29999 associated_with_disease_progression DOID:10652 Alzheimer's disease Alzforum:psen1-n405s EXP NCBITaxon:9606 Alzforum:psen1-n405s 20180510 PRO:DAN