Table 2.

Comparison of virulence factors of K. pneumoniae 9KP with other control strains (K. pneumoniae 342, MGH 78578, NTUH-K2044, 1084, HS11286, JM45, KCTC 2242, SB3432) and the most related strains (kkp066, kkp0e6, and 23KE).

Virulence Factor	Related Genes	9KP	342	MGH78578	NTUH-K2044	1084	HS11286	JM45	KCTC 2242	SB3432	kkp066	kkp0e6	kkp0e7	23KE
Adherence
Type 3 fimbriae	8	+	+	7	+	+	+	+	+	+	+	+	7	+
Type I fimbriae	10	+	+	+	+	+	+	+	+	+	9	9	8	+
Type IV pili	12	1	-	-	-	-	-	-	-	-	-	-	-	-
Antiphagocytosis
Capsule	1	+	+	+	+	+	+	+	+	+	+	+	+	+
Efflux pump
AcrAB	2	+	+	+	+	+	+	+	+	+	1	+	+	+
Iron uptake
Aerobactin	5	1	1	1	+	1	1	1	+	+	1	1	1	1
Ent siderophore	13	12	+	+	+	+	+	12	+	-	12	10	11	+
Salmochelin	5	2	2	2	+	4	2	2	2	4	2	2	2	2
Yersiniabactin	11	-	-	-	+	+	+	-	-	-	-	+	+	-
Nutritional factor
Allantoin utilization	6	-	-	-	+	+	-	-	-	-	+	-	-	-
Regulation
RcsAB	2	+	+	+	+	+	+	+	+	+	+	+	+	+
RmpA	1	-	-	-	+	-	-	-	+	-	1	-	1	-
Secretion system
T6SS-I	18	13	11	11	13	13	+	+	+	10	16	15	15	12
T6SS-II	10	9	+	8	1	1	1	1	-	4	1	1	-	1
T6SS-III	18	12	+	11	14	13	14	13	14	11	10	8	5	12
Sci-I T6SS	27	1	-	-	-	-	-	-	-	-	-	-	-	-
Serum resistance
LPS rfb locus	1	+	+	+	+	+	+	+	+	+	+	+	+	-
Toxin
Colibactin	18	-	-	-	-	+	-	-	-	-	-	-	-	+

Key: + means the presence of the same number of genes, - means gene absent, numbers in tables indicate numbers of virulence-factors-related genes.