Table 1.

General characteristics of Bacteroides xylanisolvens.

Phylum	Class	Order	Family	Genus	Species
Bacteroidetes	Bacteroidetes	Bacteroidales	Bacteroidaceae	Bacteroides	Bacteroides xylanisolvens
Type strain	DSM 188367 (XB1AT)
Biosafety level	1
Origin	Faecal sample from a healthy adult volunteer
CHARACTERISTICS
Morphology	Pleomorphic, Gram-negative, rod-shaped bacterium with rounded ends,
	1.8–2.5 μm (length), 0.2–0.3 μm (width), no endospores, single or paired cells, no filaments
Genome	Size: 6,059 kb, ORF's: 4,922, GC content: 41%
Physiology	Chemo-organoheterotroph, mesophilic (25–42°C—optimum 38°C), pH optimum 6.8, obligate anaerobe
	Indole negative, catalase negative, xylan positive, D-mannitol positive
	No starch utilization