the rnase-t1-resistant oligonucleotides of two prague rous sarcoma viruses with temperature-sensitive ( ts ) dna polymerases ( dna nucleotidyltransferases ) , termed ts la 337 and 335 of one leukosis virus , rav-6 , and 20 of their recombinant progeny have been mapped relative to the 3 ' poly ( a ) terminus of the viral rna .
C0012892
dna polymerases
C0012882
dna nucleotidyltransferases