TABLE 1.

General features of “Ca. A. asiaticus” genome and those of other members of the Bacteroidetes

Characteristic	Description or value for strain
	“Ca. A. asiaticus” 5a2	“Ca. Sulcia muelleri” GWSS	“Azobacteroides pseudotrichonymphae” CFP2	Flavobacterium psychrophilum JIP02/86	Bacteroides thetaiotaomicron VPI-5482
Lifestyle	Obligate intracellular, parasitic	Obligate intracellular, mutualistic	Obligate intracellular, mutualistic	Facultative intracellular, parasitic	Extracellular, mutualistic or parasitic
Chromosome size (bp; excluding plasmids)	1,884,364	245,530	1,114,206	2,861,988	6,260,361
G+C content (%)	35.0	22.4	33.0	32.5	42.8
No. of protein-coding genes	1557	228	758	2432	4779
Avg length of protein-coding genes (bp)	990	1006	1047	1003	1170
No. of rRNA operons	1a	1	1a	6	5
No. of tRNA genes	35	31	38	49	71
Coding density (%)	81.8	96.1	71.2	84.5	89.3
No. of putative pseudogenes	222	-	22	20	-
No. of mobile genetic elements	381	-	NDb	74	67
% of mobile genetic elements	24%	-	ND	3%	1%
Reference(s)	This study	74, 127	45	27	129

^a16S and 23S/5S rRNA genes are unlinked.

^bND, not determined.