ATP-Binding Cassette Systems of Brucella

Table 3

Brucella ABC import ability.

Substrate	B. melitensis	B. abortus	B. suis	B. ovis	B. canis
Branch chain amino acids	****	***	***	**	***
Iron (III)	****	****	****	****	****
Cobalt	—	*	*	*	*
Zinc	*	*	*	*	*
Thiamine	*	*	*	—	*
Putrescine	***	**	**	—	**
Sulphate	**	**	**	**	**
Phosphate	*	*	*	*	*
Molybdenum	*	*	*	—	*
Spermidine	**	**	*	—	*
Ribose	***	***	***	***	***
Galactoside	—	**	**	**	*
Xylose	*	*	*	—	*
Erythritol	*	*	*	—	*
Dipeptides	**	**	**	**	***
Oligopeptides	****	****	***	***	****
Nickel	*	—	*	—	*
Maltose	*	*	*	*	*
Oligosaccharide or polyol	***	*	**	**	***
SN-glycerol-3-phosphate	*	*	*	*	—
Taurine	***	***	***	*	***
Glycine betaine	*	—	*	—	*
Nitrate	*	*	*	*	*
Polar amino acids	—	—	—	*	*
Cystine	*	*	*	*	*
General L amino acids	*	—	*	*	*

This table does not include any ABC system with pseudogenes present. ****>5 functional systems, ***3 or 4 functional systems, **2 functional systems, *1 functional system, — No functional systems.