PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 27438535-7 2016 In summary, this study illustrated that chronic treatment with INH causes PPIX accumulation in mouse liver in part through ALAS1 induction and FECH downregulation. protoporphyrin IX 74-78 aminolevulinic acid synthase 1 Mus musculus 123-128 24718052-2 2014 The erythroid-specific ALAS isozyme (ALAS2) is negatively regulated by heme at the level of mitochondrial import and, in its mature form, certain mutations of the murine ALAS2 active site loop result in increased production of protoporphyrin IX (PPIX), the precursor for heme. protoporphyrin IX 227-244 aminolevulinic acid synthase 1 Mus musculus 23-27 24718052-2 2014 The erythroid-specific ALAS isozyme (ALAS2) is negatively regulated by heme at the level of mitochondrial import and, in its mature form, certain mutations of the murine ALAS2 active site loop result in increased production of protoporphyrin IX (PPIX), the precursor for heme. protoporphyrin IX 246-250 aminolevulinic acid synthase 1 Mus musculus 23-27