PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 27343690-3 2016 Absence of alpha-syn in knock-out mice (alpha-syn(-/-)) resulted in down-regulation of ferritin in the neuroretina, indicating depletion of cellular iron stores. Iron 149-153 joined toes Mus musculus 17-20