PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 11126384-4 2000 Aflatoxin B1 exposure leads to mutations in the p53 tumor suppressor gene, most commonly a transversion in codon 249 that leads to a substitution of serine for arginine in the p53 protein. Aflatoxin B1 0-12 tumor protein p53 Homo sapiens 48-51 11126384-4 2000 Aflatoxin B1 exposure leads to mutations in the p53 tumor suppressor gene, most commonly a transversion in codon 249 that leads to a substitution of serine for arginine in the p53 protein. Aflatoxin B1 0-12 tumor protein p53 Homo sapiens 176-179