Experimental investigation has been performed.
Bioinformatics investigation has been performed

T6SS ID	Type	Organism	Replicon (Accession)	Location	Function
T6SS00463	i2	Escherichia coli 042	chromosome (NC_017626)	4852875..4885437	effector translocation
T6SS00396	i2	Enterobacter cloacae subsp. cloacae ATCC 13047	chromosome (NC_014121)	1819466..1844686	anti-bacterial; anti-eukaryotic
T6SS00344	i2	Klebsiella pneumoniae subsp. pneumoniae NTUH-K2044	chromosome (NC_012731)	2298791..2328477	anti-bacterial; anti-eukaryotic
T6SS00037	i2	Escherichia coli CFT073	chromosome (NC_004431)	3217751..3253963	anti-eukaryotic; virulence
T6SS00904	i2	Escherichia coli strain TW-XM	chromosome (KF678349)	1..29754	anti-eukaryotic; effector translocation
T6SS00935	i2	Escherichia coli 17-2	chromosome (NZ_JACEFV010000001)	909481..942047	anti-eukaryotic; effector translocation
T6SS01197	i2	Burkholderia cenocepacia H111	chromosome (NZ_HG938371)	172983..201438	anti-bacterial
T6SS01200	i2	Escherichia coli KTE165	chromosome (NZ_KB733141)	180921..202372	-
T6SS01215	i2	Klebsiella pneumoniae strain Kp52.145	chromosome (NZ_FO834906)	2564540..2589406	anti-bacterial; anti-eukaryotic
T6SS01274	i2	Klebsiella pneumoniae subsp. pneumoniae ATCC 43816	chromosome (NZ_CP064352)	1759057..1784245	-
T6SS01283	i2	Kosakonia oryzae strain KO348	chromosome (NZ_JZLI01000015)	107454..120808	anti-bacterial; anti-adverse environment
T6SS00548	i2	Klebsiella pneumoniae subsp. pneumoniae HS11286	chromosome (NC_016845)	2326237..2353260	anti-bacterial
T6SS14098	i2	Enterobacter cloacae strain DSM 30054	chromosome (NZ_CP056776)	4297267..4345922	-
T6SS17509	i2	Burkholderia glumae BGR1	chromosome II (NC_012721)	1382281..1422638	anti-eukaryotic