PMID:15496594 in QT6 quail fibroblast expressing ectopic human ALAS1, default in ALAS1 mitochondrial targeting, which is reversed by mutations in the heme recognition motif PMID:15482256 in Hepa mouse hepatoma cells expressing ectopic human ALAS1, default in ALAS1 mitochondrial targeting, which is reversed by mutations in the heme recognition motif