TABLE 5.

oriC mutations which reduce initiation efficiency suppress dnaX(Ts)

Strain	oriC	dnaX	Gena	% Cells with indicated no. of originsb					Origins/cell (ave)c	Efficiency of platingd at:
				1	2	3	4	>4		38°C	39°C
AB2801	+	Ts	46	1	60	5	32	2	2.76	<7 × 10−5	<4 × 10−6
AB2803	160	Ts	49	14	10	53	23		4.03	5 × 10−5	5.6 × 10−7
AB2805	17	Ts	53	3	49	13	33	3	2.80	0.5	5.8 × 10−5
AB2807	162	Ts	65	12	54	20	11	3	2.42	0.94	0.83

^aGeneration time in minutes at 30°C.

^bAt 30°C, the blank space indicates less than 1%.

^cAt 30°C.

^dRelative to efficiency at 30°C.