General metabolism of Laribacter hongkongensis: a genome-wide analysis

Cell & Bioscience

Table 7 Comparison of nitrogen metabolism deduced from the genomes of L. hongkongensis, N. meningitidis, N. gonorrhoeae, C. violaceum, E. coli and C. jejuni

Enzyme	Gene(s)	*L. hongkongensis* HLHK9	*C. violaceum* ATCC 12472	*N. gonorrhoeae* FA 1090	*N. meningitidis* MC58	*E. coli* K12 MG 1655	*C. jejuni* NCTC 11168
Glutamate dehydrogenase	gdhA	+	-	+	+	+	-
Glutamate synthase	gltB/gltD	+	+	-	-	+	+
Glutamine synthetase	glnA	+	+	+	+	+	+
Nitrate reductase
Membrane-bound Nar type	narGHJI ^a	-	+	-	-	+	-
Periplamsic Nap type	napABCD ^b	+	napA only	-	-	+	+
Nitrite reductase	nrfA/nifB/ aniA/nirK	-	+	+	+	+	-
Nitric oxide reductase	norB	-	+	+	+	-	-
Urease	ureABC ^c	+	-	-	-	-	-

^aThe basic gene components for membrane-bound type nitrate reductase to be regarded as functional [68]
^bThe basic gene components for periplasmic type nitrate reductase to be regarded as functional [68]
^cThe basic gene components for urease to be regarded as functional [77]

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