Detailed information of TA system
Experimentally validatedOverview
TA module
Type | I | Classification (family/domain) | sprG-sprF/- |
Location | 2010870..2011135 | Replicon | chromosome |
Accession | NC_002745 | ||
Organism | Staphylococcus aureus subsp. aureus N315 | ||
T1TAdb ID | TA03804 |
Toxin (Protein)
Gene name | SprG | Uniprot ID | Q2FWU9 |
Locus tag | SAS059 | Protein ID | WP_011447039.1 |
Coordinates | 2011001..2011135 (-) | Length | 45 a.a. |
Antitoxin (RNA)
Gene name | SprF | ||
Locus tag | SprF | ||
Coordinates | 2010870..2011011 (+) |
Genomic Context
Locus tag | Coordinates | Strand | Size (bp) | Protein ID | Product | Description |
---|---|---|---|---|---|---|
SA_RS10080 | 2006215..2006475 | + | 261 | WP_001791826.1 | hypothetical protein | - |
SA_RS10085 (SA1754) | 2006528..2006878 | - | 351 | WP_000702262.1 | complement inhibitor SCIN-A | - |
SA_RS10090 (SA1755) | 2007561..2008010 | + | 450 | WP_000727645.1 | chemotaxis-inhibiting protein CHIPS | - |
SA_RS10095 | 2008105..2008439 | - | 335 | Protein_1877 | SH3 domain-containing protein | - |
SA_RS10100 (SA1758) | 2009086..2009577 | - | 492 | WP_000920042.1 | staphylokinase | - |
SA_RS10105 (SA1759) | 2009768..2010523 | - | 756 | WP_000861026.1 | CHAP domain-containing protein | - |
SA_RS10110 (SA1760) | 2010535..2010789 | - | 255 | WP_000611512.1 | phage holin | - |
- | 2010870..2011011 | + | 142 | - | - | Antitoxin |
- | 2011001..2011135 | - | 135 | - | - | Toxin |
SA_RS10125 (SA1761) | 2011380..2012153 | - | 774 | WP_025174055.1 | staphylococcal enterotoxin type P | - |
SA_RS10130 (SA1762) | 2012574..2012948 | - | 375 | WP_000340977.1 | hypothetical protein | - |
SA_RS10135 (SA1763) | 2013004..2013291 | - | 288 | WP_001262621.1 | hypothetical protein | - |
SA_RS10140 (SAS061) | 2013337..2013489 | - | 153 | WP_001000058.1 | hypothetical protein | - |
Associated MGEs
MGE detail |
Similar MGEs |
Relative position |
MGE Type | Cargo ARG | Virulence gene | Coordinates | Length (bp) |
---|---|---|---|---|---|---|---|
inside | Prophage | - | scn / chp / sak / see / hlb / sell / sec / tsst-1 / groEL | 2006528..2074317 | 67789 |
Relative position:
(1) inside: TA loci is completely located inside the MGE;
(2) overlap: TA loci is partially overlapped with the MGE;
(3) flank: The TA loci is located in the 5 kb flanking regions of MGE.
Sequences
Toxin
Download Length: 45 a.a. Molecular weight: 5029.35 Da Isoelectric Point: 11.7213
>T6360 WP_011447039.1 NC_002745:c2011135-2011001 [Staphylococcus aureus subsp. aureus N315]
MVALLKSLERRRLMITISTMLQFGLFLIALIGLVIKLIELSNKK
MVALLKSLERRRLMITISTMLQFGLFLIALIGLVIKLIELSNKK
Download Length: 135 bp
>T6360 NC_002745:c2011135-2011001 [Staphylococcus aureus subsp. aureus N315]
ATGGTGGCATTACTGAAATCTTTAGAAAGGAGACGCCTAATGATTACAATTAGTACCATGTTGCAGTTTGGTTTATTCCT
TATTGCATTGATAGGTCTAGTAATCAAGCTTATTGAATTAAGCAATAAAAAATAA
ATGGTGGCATTACTGAAATCTTTAGAAAGGAGACGCCTAATGATTACAATTAGTACCATGTTGCAGTTTGGTTTATTCCT
TATTGCATTGATAGGTCTAGTAATCAAGCTTATTGAATTAAGCAATAAAAAATAA
Antitoxin
Download Length: 142 bp
>AT6360 NC_002745:2010870-2011011 [Staphylococcus aureus subsp. aureus N315]
ATATATAGAAAAAGGGCAACATGCGCAAACATGTTACCCTAGTGAGCCCGTTAAAAAGACGGTGGCTATTTTAGATTAAA
GATTAAATTAATAACCATTTAACCATCGAAACCAGCCAAAGTTAGCGATGGTTATTTTTTAT
ATATATAGAAAAAGGGCAACATGCGCAAACATGTTACCCTAGTGAGCCCGTTAAAAAGACGGTGGCTATTTTAGATTAAA
GATTAAATTAATAACCATTTAACCATCGAAACCAGCCAAAGTTAGCGATGGTTATTTTTTAT
Similar Proteins
Only experimentally validated proteins are listed.
Protein | Organism | Identities (%) | Coverage (%) | Ha-value |
---|---|---|---|---|
T10146 | Staphylococcus aureus strain HG003 isolate RN1 Scaffold_5 |
100 |
100 |
1 |
T10154 | Staphylococcus aureus subsp. aureus MW2 |
100 |
100 |
1 |
T10025 | Staphylococcus aureus subsp. aureus N315 |
56 |
100 |
0.56 |
T10204 | Enterococcus faecalis V583 |
55.172 |
85.294 |
0.471 |
T10049 | Staphylococcus aureus strain HG003 isolate RN1 Scaffold_9 |
56 |
71.429 |
0.4 |
T10207 | Enterococcus faecalis V583 |
36 |
96.154 |
0.346 |
T10201 | Bacillus subtilis subsp. subtilis str. 168 |
52.941 |
58.621 |
0.31 |
Multiple sequence alignment
Protein | Organism | Identities (%) | Coverage (%) | Ha-value |
---|
References
(1) Marie-Laure Pinel-Marie et al. (2014) Dual toxic-peptide-coding Staphylococcus aureus RNA under antisense regulation targets host cells and bacterial rivals unequally. Cell Reports 7(2):424-435. [PubMed:24703849]
(2) Marie-Laure Pinel-Marie et al. (2021) RNA antitoxin SprF1 binds ribosomes to attenuate translation and promote persister cell formation in Staphylococcus aureus. Nature Microbiology 6(2):209-220. [PubMed:33398097]
(3) Camille Riffaud et al. (2019) Functionality and cross-regulation of the four SprG/SprF type I toxin-antitoxin systems in Staphylococcus aureus. Nucleic Acids Research 47(4):1740-1758. [PubMed:30551143]
experimental literature