TABLE 3.

Homologies among TraF, TrhF, TrbB, DsbC, and HtdT proteins encoded by F-like, H-like, and I-like plasmids

Plasmid	Inc group	Organism	Plasmid reference(s) or accession no.	BLAST query
				F TraF		R27 DsbC
				Protein	E value	Protein	E value
F-like
F	FI	Escherichia coli	24 and 27	TraF	e−136 (1)a
				TrbB	4e−07 (2)
R100	FII	Salmonella enterica serovar Typhimurium	5	TraF	e−133 (1)
				TrbB	8e−08 (2)
pSLT		Salmonella enterica serovar Typhimurium	51	TraF	e−107 (1)
				TrbB	2e−06 (2)
pED208	FV	Salmonella enterica serovar Typhi	45	TraF	1e−51 (1)
				TrbB	4e−08 (2)
pYJ016		Vibrio vulnificus	19	TraF	4e−21 (1)
				TrbB	1e−07 (2)
H-like
pNL1		Novosphingomonas aromaticivorans	63	TraF	3e−18 (1)	Orf883	2e−21 (2)
Rts1	T	Proteus vulgaris	55	Orf240	8e−09 (1)	Orf212	2e−16 (2)
R391	J	Providencia rettgeri	14	TrhF	5e−13 (1)	DsbC	3e−23 (2)
SXT		Vibrio cholerae	11	TrhF	4e−13 (1)	S054	3e−23 (2)
pCAR1		Pseudomonas resinovorans	46	TrhF	1e−09 (1)	DsbC	2e−14 (2)
pHCM1	HI1	Salmonella enterica serovar Typhi	57	TrhF	7e−05 (1)	DsbC	e−140 (1)
						HtdT	4e−04 (2)
R27	HI1	Salmonella enterica serovar Typhi	40, 41, and 65	TrhF	7e−05 (1)	DsbC	e−140 (1)
						HtdT	3e−04 (2)
R478	H2	Serratia marcescens	26	TrhF	6e−04 (1)	DsbC	e−120 (1)
						HtdT	1e−04 (2)
I-like
R64	I1	Salmonella enterica serovar Typhimurium	25			TrbB	5e−15 (3)
ColIb-P9	I1	Shigella sonnei	60			TrbB	5e−15 (3)
pEL60		Erwinia amylovora	23			TrbB	3e−07 (2)
pCTX-M3		Citrobacter freundii	NC_004464			TrbB	4e−06 (3)
None	None	Escherichia coli		TrxA	8e−10 (3)
None	None	Escherichia coli				DsbC	5e−32 (1)
None	None	Escherichia coli				DsbG	5e−16 (2)

^aThe numbers in parentheses indicate the number of cycles of PSI-BLAST.