Table 2.

Size and number of genetic elements and biodegradative enzymes in the six complete Novosphingobium genomes.

Organism	Size (kb)	No. of:
		Core proteins	Unique proteins	IS elements	GIs	Monooxygenases	Dioxygenases
Novsphingobium aromaticivorans DSM 12444
Chromosome	3,561.6	677	12	20	174	7	7
Plasmid pNL1	184.5	1	2	2	5	0	3
Plasmid pNL2	487.3	3	0	1	0	0	2
Novosphingobium pentaromativorans US6-1
Chromosome	3,979.5	683	17	62	94	6	7
Plasmid pLA1	188.5	2	0	32	44	0	2
Plasmid pLA2	62.3	7	1	11	66	0	0
Plasmid pLA3	756.8	0	5	50	57	2	4
Plasmid pLA4	335.7	1	7	13	83	0	0
Plasmid pLA5	134.7	0	2	21	40	0	0
Novosphingobium sp. PP1Y
Chromosome	3,911.5	684	3	67	133	5	11
Plasmid Lpl	192.1	1	0	47	86	0	0
Plasmid Spl	48.7	0	0	2	30	0	0
Plasmid Mpl	1,161.6	4	1	49	86	2	0
Novosphingobium resinovorum SA1
Chromosome	3,778.3	683	9	71	257	6	4
Plasmid pSA1	1,756.8	11	13	74	139	4	9
Plasmid pSA2	960.8	8	12	115	225	2	1
Plasmid pSA3	354.9	5	7	71	265	0	1
Plasmid pSA4	67.3	0	0	10	106	0	0
Novosphingobium sp. P6W
Chromosome1	3,451.3	680	2	41	297	5	1
Chromosome2	2,246.0	17	32	84	163	0	0
Plasmid pP6W1	720.5	4	19	54	95	1	0
Plasmid pP6W2	188.7	2	4	38	89	0	0
Novosphingobium sp. THN1
Chromosome	3,487.5	673	25	112	269	4	5
Plasmid	1,161.6	18	7	108	165	1	2

IS, insert sequence; GI, genomic island.