infections of nonpermissive ( sup0 ) escherichia coli by t1 phage with amber mutations in either gene 3.5 or gene 4 exhibit a variety of defective phenotypes , including premature arrest of t1 dna synthesis , failure to make concatemeric dna , formation of an abnormal dna replication intermediate , failure to package phage dna , and reduced genetic recombination .
C0598312
replication
C0012854
dna