maximal synthesis requires the combined action of e. coli binding protein , dna elongation factor i , dna elongation factor ii preparations ( which are a mixture of dna z and dna elongation factor iii ) , dna polymerase iii , dna-dependent rna polymerase , mg2+ , datp , dgtp , dctp , dttp , and atp , gtp , ctp , and utp .
C0043442
dna z
C0012854
dna