TABLE 3.

Effects of Umu-like proteins on translesion replication in ΔumuDC uvrA6 strains carrying dnaQ⁺, ΔdnaQ, spq-2, or mutD5 alleles

Genotype	UV light applied to cells (J/m2)	% Replication past a T-T cis-syn dimer
		pUmuDC	pUmuD′C	pMucAB	pMucA′B
ΔumuDC dnaQ+	0	3.7	64.5	46.0	83.6
	4	71.5	79.7	98.2	80.2
ΔumuDC ΔdnaQ spq-2	0	13.9	80.2	94.4	91.2
	4	80.3	83.3	99.4	86.7
ΔumuDC dnaQ+spq2	0	3.3		42.3
	4	64.9		95.0
ΔumuDC mutD5	0	17.5		48.7
	4	72.0		112.0