PR:000037585 presenilin-1 sequence variant N135S (human) hPSEN1/var:N135S|UniProtKB:P49768-1, Asn-135, CHEBI:29999 associated_with_disease_progression DOID:10652 Alzheimer's disease Alzforum:psen1-n135s EXP NCBITaxon:9606 Alzforum:psen1-n135s 20180510 PRO:DAN