PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 30765471-6 2019 In ABCB7-depleted cells, defective heme biosynthesis resulted from translational repression of ALAS2 by iron regulatory proteins and from decreased stability of the terminal enzyme ferrochelatase. Heme 35-39 5'-aminolevulinate synthase 2 Homo sapiens 95-100