T4SS ID	742
Strain	Salmonella enterica subsp. enterica serovar Typhi str. CT18
Replicon	chromosome [Browse all T4SS(s) in this replicon]
Accession	NC_003198
Location	4423868..4458097
Name	Tfc
Function	conjugation
Classification	Type IVC; Type G
Bioinformatics investigation has been performed on this T4SS.

T4SS components

Component	Tfc1	Tfc2	Tfc3	Tfc4	Tfc5	Tfc6	Tfc7	Tfc8	Tfc9
Number	0	1	1	1	1	1	0	1	1
Component	Tfc10	Tfc11	Tfc12	Tfc13	Tfc14	Tfc15	Tfc16	Tfc17	Tfc18
Number	0	0	1	1	1	1	1	0	0
Component	Tfc19	Tfc20	Tfc21	Tfc22	Tfc23	Tfc24
Number	1	0	0	1	1	1

The information of T4SS components from NC_003198
#	Locus tag (Gene)	Coordinates [+/-], size (bp)	Protein GI	Product	Component
1	STY4534	4421390..4421839 [+], 450	16763008	hypothetical protein
2	STY4535	4421920..4422138 [+], 219	16763009	hypothetical protein
3	STY4536 (ssB)	4422151..4422687 [+], 537	16763010	single-stranded DNA-binding protein
4	STY4539 (pilL)	4423868..4425112 [+], 1245	16763011	hypothetical protein	Tfc2
5	STY4540 (pilM)	4425115..4425534 [+], 420	16763012	hypothetical protein
6	STY4541a (pilN')	4425480..4425905 [-], 426	16763013	PilN lipoprotein
7	STY4543 (pilO)	4427237..4428532 [+], 1296	16763014	pilus assembly protein
8	STY4544 (pilP)	4428630..4429100 [+], 471	16763015	pilus assembly protein
9	STY4545 (pilQ)	4429110..4430825 [+], 1716	16763016	nucleotide-binding protein
10	STY4546 (pilR)	4430822..4431907 [+], 1086	16763017	hypothetical protein
11	STY4547 (pilS)	4431907..4432542 [+], 636	16763018	prepilin
12	STY4548 (pilT)	4432552..4433028 [+], 477	16763019	hypothetical protein
13	STY4549 (pilU)	4433025..4433687 [+], 663	16763020	prepilin peptidase
14	STY4550 (pilV)	4433684..4434991 [+], 1308	16763021	prepilin
15	STY4551 (pilV2)	4434993..4435253 [-], 261	16763022	prepilin, alternative C-terminal region
16	STY4552 (rci)	4435339..4436490 [+], 1152	16763023	shufflon-specific DNA recombinase
17	STY4553 (pilK)	4436587..4437054 [+], 468	16763024	hypothetical protein
18	STY4554	4437266..4438141 [+], 876	16763025	hypothetical protein
19	STY4557	4438648..4439562 [+], 915	16763026	hypothetical protein
20	STY4558	4439581..4440321 [+], 741	16763027	hypothetical protein	Tfc3
21	STY4559	4440435..4440986 [+], 552	16763028	hypothetical protein	Tfc4
22	STY4560	4441022..4441522 [+], 501	16763029	hypothetical protein	Tfc5
23	STY4561	4441532..4442101 [+], 570	16763030	hypothetical protein
24	STY4562	4442121..4444211 [+], 2091	16763031	hypothetical protein	Tfc6
25	STY4563	4444208..4444966 [+], 759	16763032	hypothetical protein	Tfc8
26	STY4564	4445185..4445457 [+], 273	16763033	hypothetical protein	Tfc9
27	STY4565	4445457..4445696 [+], 240	16763034	hypothetical protein
28	STY4566	4445726..4446088 [+], 363	16763035	hypothetical protein
29	STY4568	4446469..4447122 [+], 654	16763036	hypothetical protein	Tfc12
30	STY4569	4447122..4448021 [+], 900	16763037	hypothetical protein	Tfc13
31	STY4570	4448011..4449489 [+], 1479	16763038	hypothetical protein	Tfc14
32	STY4571	4449482..4449925 [+], 444	16763039	lipoprotein	Tfc15
33	STY4572	4449922..4450341 [+], 420	16763040	hypothetical protein
34	STY4573	4450338..4452761 [+], 2424	16763041	hypothetical protein	Tfc16
35	STY4574	4452916..4453302 [+], 387	16763042	hypothetical protein
36	STY4575	4453457..4453849 [+], 393	16763043	hypothetical protein	Tfc24
37	STY4576	4453846..4454814 [+], 969	16763044	hypothetical protein	Tfc23
38	STY4577	4454829..4456259 [+], 1431	16763045	hypothetical protein	Tfc22
39	STY4578	4456256..4456588 [+], 333	16763046	hypothetical protein
40	STY4579	4456592..4458097 [+], 1506	16763047	hypothetical protein	Tfc19
41	STY4580	4458133..4458522 [-], 390	16763048	hypothetical protein
42	STY4582	4458746..4459105 [-], 360	16763049	hypothetical protein
43	STY4583	4459393..4460640 [+], 1248	16763050	hypothetical protein
44	STY4584	4460652..4461266 [+], 615	16763051	hypothetical protein
45	STY4585	4461477..4462019 [-], 543	16763052	hypothetical protein

Genes in the 5-Kb flanking regions if available, or non-essential genes in the T4SS gene cluster if any.

Download FASTA format files

Proteins        Genes

This T4SS is encoded by the integrative and conjugative element (ICE) SPI-7 and is thought to contribute to the transfer of this element. (click on the ICE name to view the detail ICE informaion in ICEberg, an ICE database)

(1) Juhas M; Crook DW; Hood DW (2008). Type IV secretion systems: tools of bacterial horizontal gene transfer and virulence. Cell Microbiol. 10(12):2377-86. [PudMed:18549454]