TABLE 1.

Comparison of NbzR and NbzJCaCbDEFGHI with related proteins

Gene	Position in sequence (nt)	Protein function	Calculated mol mass (Da) (no. of aa)	Protein with homologous sequence	Source	% Identitya/ no. of aa	Accession no.
nbzR	301–891	Regulatory factor	21,886 (196)	MarR	E. coli	26/144	D90797
nbzJ	1,059–1,487	Putative ferredoxin	15,686 (142)	XylT	P. putida mt-2	20/112	M64747
nbzCa	1,518–2,435	β-Subunit of aminophenol	54,483 (305)	AmnB	P. pseudoalcaligenes JS45	98/305	U93363
		1, 6-dioxygenase		AmnB	Pseudomonas sp. strain AP-3	84/305	D89855
				HpcB	E. coli	19/276	O05353
nbzCb	2,485–3,300	α-Subunit of aminophenol 1,6-dioxygenase	29,475 (271)	AmnA	P. pseudoalcaligenes JS45	99/271	U93363
				AmnA	Pseudomonas sp. strain AP-3	67/271	AB020521
				CarBb	Pseudomonas sp.	22/269	D89064
nbzD	3,557–5,032	Aminomuconic semialdehyde dehydrogenase	53,294 (491)	AmnC	P. pseudoalcaligenes JS45	66/542	U93363
				AnmC	Pseudomonas sp. strain AP-3	85/491	AB020521
				XylG	P. putida mt-2	55/486	M64747
nbzG	5,025–5,810	2-Oxopent-4-enoate hydratase	27,834 (261)	AmnF	Pseudomonas sp. strain AP-3	73/261	AB020521
				XylJ	P. putida mt-2	35/222	M64747
nbzF	5,820–6,590	4-Oxalocrotonate decarboxylase	27,258 (256)	AmnD	Pseudomonas sp. strain AP-3	77/256	AB020521
				XylI	P. putida mt-2	38/254	M94186
nbzE	6,594–7,025	Aminomuconate deaminase	15,793 (143)	AmD	P. pseudoalcaligenes JS45	100/54b	P81593
				AmnE	Pseudomonas sp. strain AP-3	76/142	AB020521
				XylH	P. putida mt-2	29/63	M94186
nbzI	7,084–8,070	Acetaldehyde dehydrogenase	36,283 (338)	AmnH	Pseudomonas sp. strain AP-3	71/316	AB020521
				XylQ	P. putida mt-2	50/312	M94186
nbzH	8,073–9,089	4-hydroxy-2-oxovalerate aldolase	34,905 (328)	AmnG	Pseudomonas sp. strain AP-3	85/343	AB020521
				XylK	P. putida mt-2	78/345	M94186

^aPercent identity of partial amino acid sequence of NbzR with that of MarR (residues 28 to 144). 

^bOnly a partial peptide sequence is available.