TABLE 2.

Summary of traits associated with mobilizable^a plasmids by environment

Trait by plasmid MOB count	Value for environment
	Avg	Human	Animal	Wastewater	Plant	Soil	Marine	Freshwater
COGs
No. mobilizable		134,125	48,610	6,650	133,044	28,227	6,073	4,821
No. nontransmissible		93,643	56,054	5,092	186,094	61,012	10,989	4,727
% mobilizable	45.9	58.9	46.4	56.6	41.7	31.6	35.6	50.5
Resistance
No. mobilizable		2,380	563	58	68	24	15	11
No. nontransmissible		1,248	276	51	91	46	6	4
% mobilizable	58.2	65.6	67.1	53.2	42.8	34.3	71.4	73.3
CAZymes
No. mobilizable		2,582	850	89	3,630	603	111	108
No. nontransmissible		1,158	866	69	5,477	1,614	228	155
% mobilizable	45.2	69.0	49.5	56.3	39.9	27.2	32.7	41.1
N gene families
No. mobilizable		114	66	11	1,394	137	37	14
No. nontransmissible		240	144	35	1,207	419	104	28
% mobilizable	32.2	32.2	31.4	23.9	53.6	24.6	26.2	33.3

^aMobilizable indicates a plasmid having at least one MOB gene identified.