Detailed information of T6SS
Note: only experimentally validated proteins are displayed in the graph.
Summary
T6SS ID | T6SS00466 ![]() |
T6SS type | Type ii |
Strain | Francisella tularensis subsp. holarctica LVS |
Replicon (RefSeq) | chromosome (NC_007880) |
Location | 102157..124300 |
Function | anti-eukaryotic; effector translocation; virulence |
Comment | Growth, phagosomal escape and cytopathogenicity in cultured macrophages; virulence in mouse model. IglE of F. novicida is required for T6SS in vitro. |
References | [1] Nano FE et al (2007) The Francisella pathogenicity island. Ann N Y Acad Sci. 1105:122-37. [PudMed:17395722] [2] Broms JE et al (2012) Unique Substrates Secreted by the Type VI Secretion System of Francisella tularensis during Intramacrophage Infection. PLoS One. 7(11):e50473. [PudMed:23185631] [3] Lindgren M et al (2013) Importance of PdpC, IglC, IglI, and IglG for modulation of a host cell death pathway induced by Francisella tularensis LVS. Infect Immun. 81(6):2076-84. [PudMed:23529623] [4] Broms JE et al (2011) IglG and IglI of the Francisella pathogenicity island are important virulence determinants of Francisella tularensis LVS. Infect Immun. 79(9):3683-96. [PudMed:21690239] [5] Lindgren M et al (2013) The Francisella tularensis LVS DeltapdpC mutant exhibits a unique phenotype during intracellular infection. BMC Microbiol. 13(1):20. [PudMed:23356941] [6] de Bruin OM et al (2011) The biochemical properties of the Francisella pathogenicity island (FPI)-encoded proteins IglA, IglB, IglC, PdpB and DotU suggest roles in type VI secretion. Microbiology. 157(Pt 12):3483-91. [PudMed:21980115] [7] Broms JE et al (2012) DotU and VgrG, core components of type VI secretion systems, are essential for Francisella LVS pathogenicity. PLoS One. 7(4):e34639. [PudMed:22514651] [8] Brms JE, Meyer L, Sjstedt A. et al (2017) A mutagenesis-based approach identifies amino acids in the N-terminal part of Francisella tularensis IglE that critically control Type VI system-mediated secretion.. Virulence. 8(6):821-847. [PudMed:27830989] |

T6SS components and genome coordinates
Component | IglC | IglD | IglE | IglF | IglG | IglH | IglI | IglJ | PdpA | PdpB | PdpC | PdpD | PdpE | TssB | TssC | TssI | TssL |
Number | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |

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Component ID | Component | Locus tag (Gene) | Coordinate | Strand | Size (bp) | NCBI ID | Product |
---|---|---|---|---|---|---|---|
FTL_RS00505 | 98287..98684 | - | 398 | pseudogene | DUF3568 domain-containing protein | ||
FTL_RS00510 | 98687..99097 | - | 411 | WP_003014086.1 | DUF3568 domain-containing protein | ||
FTL_RS00515 | 99118..99510 | - | 393 | WP_003014087.1 | DUF3568 domain-containing protein | ||
FTL_RS00520 | 99799..100251 | + | 453 | pseudogene | nicotinamide mononucleotide transporter | ||
FTL_RS10125 | 100311..101191 | + | 881 | WP_011457326.1 | IS630 family transposase | ||
FTL_RS00535 | 101192..102064 | - | 873 | WP_011457343.1 | MFS transporter | ||
FTL_RS10795 | 102049..102771 | + | 723 | pseudogene | Pathogenicity determinant protein D | ||
T6CP004815 | TssB | FTL_RS00550 (tssB) | 102852..103406 | + | 555 | WP_003016161.1 | type VI secretion system contractile sheath small subunit |
T6CP004816 | TssC | FTL_RS00555 (tssC) | 103420..104940 | + | 1521 | WP_010031646.1 | type VI secretion system contractile sheath large subunit |
T6CP004817 | IglC | FTL_RS00560 | 104957..105586 | + | 630 | WP_003016165.1 | hypothetical protein |
Download FASTA format files
Note: in the 'Target' column, ↓ means the target is positively regulated by the regulator, while ↑ indicates negatively regulation.


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Regulator ID | Locus tag (Gene) | Regulator type | Regulatory pathway | Organism | Replicon (Accession) | Coordinates (Strand) | NCBI ID | Target (Regulation) |
---|---|---|---|---|---|---|---|---|
No matching records found |


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Effector ID | Locus tag (Gene) | Classification | Cognate immunity protein | Organism | Replicon (Accession) | Coordinates (Strand) | NCBI ID |
---|---|---|---|---|---|---|---|
EFF00563 ![]() | FTT_1347 (VgrG) | - | - | Francisella tularensis subsp. holarctica LVS | chromosome (NC_007880) | 117678..118172 (-) | 89255560 |
EFF00562 ![]() | FTL_0118 (IglI) | - | - | Francisella tularensis subsp. holarctica LVS | chromosome (NC_007880) | 112168..113319 (-) | 89255555 |
Showing 1 to 2 of 2 rows


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Immunity protein ID | Locus tag (Gene) | Cognate effector | Organism | Replicon (Accession) | Coordinates (Strand) | NCBI ID |
---|---|---|---|---|---|---|
No matching records found |

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Accessory protein ID | Locus tag (Gene) | Type | Organism | Replicon (Accession) | Coordinates (Strand) | NCBI ID | Related structure protein | Related effector |
---|---|---|---|---|---|---|---|---|
No matching records found |