TABLE 2.

Similarities among the A. actinomycetemcomitans, P. multocida, and Y. pestis Tad proteins

Protein	Source	Molecular mass (kDa)	Theoretical pI	Identity to A. actinomycetemcomitans Tad protein (%)
TadA	A. actinomycetemcomitans	47.1	5.51
	P. multocida	47.1	5.22	85
	Y. pestis	48.1	5.84	60
TadB	A. actinomycetemcomitans	33.4	9.30
	P. multocida	34.4	9.86	70
	Y. pestis	33.7	9.70	33
TadC	A. actinomycetemcomitans	32.2	9.13
	P. multocida	31.9	9.50	73
	Y. pestis	31.6	9.55	29
TadD	A. actinomycetemcomitans	28.4	9.27
	P. multocida	28.7	9.45	59
	Y. pestis	28.7	7.82	35
TadE	A. actinomycetemcomitans	21.7	9.42
	P. multocida	22.4	8.87	54
	Y. pestis	17.9	5.91	27
TadF	A. actinomycetemcomitans	22.9	9.52
	P. multocida	21.7	9.47	47
TadG	A. actinomycetemcomitans	60.4	9.32
	P. multocida	66.6	8.66	42
	Y. pestis	58.5	5.72	21