PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 10924274-6 2000 We hypothesize that the lesions in NPC1 and NPC2 block the intracellular utilization not only of cholesterol, but also that of iron for the synthesis of cytosolic ferritin. Cholesterol 97-108 NPC intracellular cholesterol transporter 1 Homo sapiens 35-39