PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 293738-2 1979 thy- mutants have a 5- to 10-fold elevated pool of dCTP and are deficient in the synthesis of dTTP as an apparent consequence of a single mutation in the gene for ribonucleoside-diphosphate reductase (2"-deoxyribonucleoside-diphosphate:oxidized-thioredoxin 2"-oxidoreductase, EC 1.17.4.1). Ribonucleosides 163-189 ttp Drosophila melanogaster 94-98