PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 3112523-4 1987 Abnormalities in the metabolism of the nucleotide substrates for polymerization are likely to be of major importance in mutants designated Aph-2 and Aph-3, as there were marked alterations in the dCTP and dATP pool sizes. 2'-deoxyadenosine triphosphate 205-209 alphaprotein 2 Mus musculus 139-144