TABLE 4.

Identification of genes involved in axenic growth of B. bacteriovorus^a

Gene	Mutation detected in strainb
	M11.1	M11.2
Bd0562 [citZ]	-	-
Bd2409 [cheY]	-	-
Bd2644	-	-
Bd2983 [rpoC]	-	-
Bd3063 [nifA]	-	-
Bd3461 [rhlB]	Deletion of 630 bp between position 205 and 837	Insertion of T at position 744
Bd3464 [pcnB]	-	-
Bd3838	-	-

^aEight genes were selected (Table 3) to analyze axenically growing strains B. bacteriovorus M11.1 and M11.2.

^b-, no mutation detected.