Table 4. Comparative results from the specific DNA fragments.

Identification no. DNA-fragment	Specificity (%)	DNA sequence comparative resulta	Species	BLAST type	Identity (%)	E-value
first clade specific
EnCl.031G9	100	partial operon for PQQ pyrroloquinoline quinone biosythesis	Klebsiella pneumoniae MGH 78578	nb	81	0
EnCl.012G4	100	partial pyrroloquinoline quinone	Pseudomonas putida F1	nb	70	−93
EnCl.025A10	100	nitrate reductase alpha-subunit	Enterobacter sp. 638	nb	89	0
EnCl.018F3	100	partial lactaldehyde dehydrogenase	Enterobacter sp. 638	nb	85	0
EnCl.012B11	100	TonB-dependent siderophore receptor	Enterobacter sp. 638	nb	85	0
EnCl.006A12	100	major facilitator superfamily MFS (efflux pump)	Enterobacter sp. 638	nb	79	0
EnCl.001D12	100	partial 1-acyl-sn-glycerol-3-phosphate acyltransferase	Enterobacter sp. 638	nb	82	−169
EnCl.032B2	100	putative helix-turn-helix, AraC type	Klebsiella pneumoniae MGH 78578	bx	56	−47
EnCl.030E5	100	hypothetical protein KPN_03581	Klebsiella pneumoniae MGH 78578	bx	66	−69
EnCl.020F8	100	protein tyrosine kinase	Escherichia coli O157:H7 EDL933	bx	62	−120
EnCl.011G11	100	amino-terminal domain similar to transcription regulators	Listeria innocua Clip11262	bx	26	−19
EnCl.005B7	100	response regulator receiver protein	Enterobacter sp. 638	bx	32	−3
EnCl.001C12	100	putative sulfatase	Aeromonas salmonicida A449	bx	66	−125
second clade specific
EnCl.021G7	100	partial putative glutathione S-transferase	Klebsiella pneumoniae MGH 78578	nb	73	−89
EnCl.010E8	100	partial oxidoreductase alpha- (molybdopterin) subunit	Enterobacter sp. 638	nb	75	−134
cluster 1 specific
EnCl.015H7	100	putative outer membrane usher protein	Klebsiella pneumoniae MGH 78578	bx	45	−100
EnCl.005F6	100	partial hypothetical protein	Klebsiella pneumoniae MGH 78578	nb	77	−129
EnCl.005F4	99	partial hypothetical protein	Klebsiella pneumoniae MGH 78578	nb	77	−128
EnCl.018G3	96	trypsin-like serine proteases	Yersinia bercovieri ATCC 43970	bx	63	−65
outbreak I specific
EnCl.001G3	99	putative pili assembly chaperone	Serratia proteamaculans 568	bx	74	−54
EnCl.001D8	99	putative GTP-binding factor	Escherichia coli 536	nb	90	0
EnCl.027C11	97	hypothetical protein BL0477	Bifidobacterium longum NCC2705	bx	83	−35
EnCl.014H7	95	KilA N-terminal domain, N1R/P28 DNA binding	Acanthamoeba polyphaga mimivirus	bx	46	2

(For sequences see, Supplement Table S2)

^abest hit in GenBank; nb: nucleotide-nucleotide blast; bx: nucleotide-protein blast (no hit with nucleotide-nucleotide blast).