Table 1. General statistics of PHX and PA genes.

		SINME			MESLO			AGRTU				BRUME
Characteristic	CAUCR	Chr	pSymA	pSymB	Chr	pMLa	pMLb	Circular	Linear	pAT	pTi	Chr1	Chr2
Genome size, kb	4,017	3,654	1,354	1,683	7,036	352	208	2,842	2,075	543	214	2,117	1,178
G+C content, %	67.2	62.7	60.4	62.4	62.7	59.3	59.9	59.4	59.3	57.3	56.7	57.2	57.3
No. of genes with ≥80 codons	3,565	3,177	1,226	1,482	6,320	286	168	2,602	1,763	476	183	1,923	1,076
PHX genes
No.	374	223	15	21	1039	6	3	183	35	8	3	188	47
Percentage	10.5	7.0	1.2	1.4	16.4	2.1	1.8	7.0	2.0	1.7	1.6	9.8	4.4
Highest E(g) value	2.39	1.93	1.67	1.36	2.05	2.03	1.21	2.26	2.27	1.31	1.15	2.39	1.81
	rpoC	fusA	groEL	chvE	rpoC	groEL	trbC	fus	rpsA = S1	orf	orf	fus	groEL
PA genes
No.	364	130	386	178	541	119	44	116	137	150	73	124	48
Percentage	10.2	4.1	31.5	12.0	8.6	41.6	26.2	4.5	7.8	31.5	39.9	6.4	4.5

Chr, chromosome