Detailed information of component protein
Summary
| Component ID |
T6CP016070 |
| Component protein type |
TssE |
| T6SS ID (Type) |
T6SS00935 (Type i2) |
| Strain |
Escherichia coli 17-2 |
| Replicon |
chromosome |
| Sequence |
Protein sequence (144 a.a.); Nucleotide sequence (432 bp) |
| Reference |
[1] Aschtgen MS, Bernard CS, De Bentzmann S, et al. SciN is an outer membrane lipoprotein required for type VI secretion in enteroaggregative Escherichia coli. J Bacteriol. 2008 Nov;190(22):7523-31. doi: 10.1128/JB.00945-08. Epub 2008 Sep 19. PMID: 18805985[2] Aschtgen MS, Gavioli M, Dessen A, et al. The SciZ protein anchors the enteroaggregative Escherichia coli Type VI secretion system to the cell wall. Mol Microbiol. 2010 Feb;75(4):886-99. doi: 10.1111/j.1365-2958.2009.07028.x. PMID: 20487285[3] Felisberto-Rodrigues C, Durand E, Aschtgen MS, et al. Towards a structural comprehension of bacterial type VI secretion systems: characterization of the TssJ-TssM complex of an Escherichia coli pathovar. PLoS Pathog. 2011 Nov;7(11):e1002386. doi: 10.1371/journal.ppat.1002386. Epub 2011 Nov 10. PMID: 22102820[4] Durand E, Zoued A, Spinelli S, et al. Structural characterization and oligomerization of the TssL protein, a component shared by bacterial type VI and type IVb secretion systems. J Biol Chem. 2012 Apr 20;287(17):14157-68. doi: 10.1074/jbc.M111.338731. Epub 2012 Feb 27. PMID: 22371492[5] Aschtgen MS, Zoued A, Lloubès R, et al. The C-tail anchored TssL subunit, an essential protein of the enteroaggregative Escherichia coli Sci-1 Type VI secretion system, is inserted by YidC. Microbiologyopen. 2012 Mar;1(1):71-82. doi: 10.1002/mbo3.9. PMID: 22950014[6] Zoued A, Durand E, Bebeacua C, et al. TssK is a trimeric cytoplasmic protein interacting with components of both phage-like and membrane anchoring complexes of the type VI secretion system. J Biol Chem. 2013 Sep 20;288(38):27031-27041. doi: 10.1074/jbc.M113.499772. Epub 2013 Aug 6. PMID: 23921384[7] Brunet YR, Espinosa L, Harchouni S, et al. Imaging type VI secretion-mediated bacterial killing. Cell Rep. 2013 Jan 31;3(1):36-41. doi: 10.1016/j.celrep.2012.11.027. Epub 2013 Jan 3. PMID: 23291094[8] Nguyen VS, Logger L, Spinelli S, et al. Inhibition of type VI secretion by an anti-TssM llama nanobody. PLoS One. 2015 Mar 26;10(3):e0122187. doi: 10.1371/journal.pone.0122187. eCollection 2015. PMID: 25811612 |

Experimental investigation has been performed on this T6SS
External database links
Pfam domain hit(s)
| Domain |
Pfam ID |
E-value |
Aligned region |
Transmembrane helices
- Transmembrane helices are predicted using TMHMM 2.0 software.
| Prediction |
Region |
Sequence |
| Outside |
1-143 |
MPRPSLYEILYGNFTGGLELNQVGEEEQVILSVLDNMQRILNTRAGSLKHLPDYGLPDITTILQGMPGTAHQLMRVLSDVLLKYEPRIKRVDVTMQEQTQPGELHYVIDAELKDAGLVRYGTTFIPEGRVLLRHLKQQRYVQT |
Signal peptides
- Sec/SPI: "standard" secretory signal peptides transported by the Sec translocon and cleaved by Signal Peptidase I (Lep).
- Sec/SPII: lipoprotein signal peptides transported by the Sec translocon and cleaved by Signal Peptidase II (Lsp).
- Tat/SPI: Tat signal peptides transported by the Tat translocon and cleaved by Signal Peptidase I (Lep).
| Prediction |
Probability |
Cleavage site |
Signal peptide sequence |
| Other |
0.9918 |
- |
- |
Protein sequence: 144 a.a.
Nucleotide sequence: 432 bp