PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 27845948-11 2017 The DPYD heterozygous mutation was detected in only one patient, who showed grade 4 hematological toxicity and a lower 5-FUDR value. Floxuridine 121-125 dihydropyrimidine dehydrogenase Homo sapiens 4-8