Detailed information of TA system
Experimentally validatedOverview
TA module
Type | II | Classification (family/domain) | relBE/PHD-RelE |
Location | 419979..420528 | Replicon | chromosome II |
Accession | NC_002506 | ||
Organism | Vibrio cholerae O1 biovar El Tor str. N16961 |
Toxin (Protein)
Gene name | relE | Uniprot ID | A0A0X1KZS6 |
Locus tag | VC_RS15705 | Protein ID | WP_000221354.1 |
Coordinates | 420241..420528 (+) | Length | 96 a.a. |
Antitoxin (Protein)
Gene name | relB | Uniprot ID | A0A0X1KZS8 |
Locus tag | VC_RS15700 | Protein ID | WP_001250179.1 |
Coordinates | 420000..420251 (+) | Length | 84 a.a. |
Genomic Context
Locus tag | Coordinates | Strand | Size (bp) | Protein ID | Product | Description |
---|---|---|---|---|---|---|
VC_RS15655 (VC_A0469) | 415268..415582 | + | 315 | WP_000071008.1 | DNA-binding transcriptional regulator | - |
VC_RS15660 (VC_A0470) | 415719..416153 | + | 435 | WP_000256036.1 | GNAT family N-acetyltransferase | - |
VC_RS15665 (VC_A0471) | 416321..416476 | + | 156 | WP_000751734.1 | hypothetical protein | - |
VC_RS15670 (VC_A0472) | 416601..417581 | - | 981 | WP_000019370.1 | IS5-like element ISVch5 family transposase | - |
VC_RS15675 (VC_A0473) | 417649..417955 | + | 307 | Protein_446 | CatB-related O-acetyltransferase | - |
VC_RS15680 (VC_A0474) | 418092..418784 | + | 693 | WP_001047169.1 | GNAT family N-acetyltransferase | - |
VC_RS15685 (VC_A0475) | 418784..419185 | + | 402 | WP_000351248.1 | type II toxin-antitoxin system death-on-curing family toxin | - |
VC_RS15690 | 419155..419298 | + | 144 | WP_071908341.1 | DUF3265 domain-containing protein | - |
VC_RS15695 (VC_A0476) | 419373..419786 | + | 414 | WP_000049417.1 | VOC family protein | - |
VC_RS15700 (VC_A0477) | 420000..420251 | + | 252 | WP_001250179.1 | type II toxin-antitoxin system Phd/YefM family antitoxin | Antitoxin |
VC_RS15705 (VC_A0478) | 420241..420528 | + | 288 | WP_000221354.1 | type II toxin-antitoxin system RelE/ParE family toxin | Toxin |
VC_RS15710 (VC_A0479) | 420656..421111 | + | 456 | WP_001245327.1 | GNAT family N-acetyltransferase | - |
VC_RS15715 (VC_A0480) | 421433..421585 | + | 153 | WP_001884520.1 | DUF645 family protein | - |
VC_RS15720 (VC_A0481) | 421787..422284 | - | 498 | WP_000982260.1 | GNAT family N-acetyltransferase | - |
VC_RS15725 (VC_A0482) | 422281..422553 | - | 273 | WP_000246253.1 | DUF1778 domain-containing protein | - |
VC_RS15730 (VC_A0483) | 422784..423452 | + | 669 | WP_000043871.1 | hypothetical protein | - |
VC_RS15735 (VC_A0484) | 423604..423891 | + | 288 | WP_000426470.1 | hypothetical protein | - |
VC_RS15740 (VC_A0485) | 424032..424403 | + | 372 | WP_001164080.1 | nucleotide pyrophosphohydrolase | - |
VC_RS15745 (VC_A0486) | 424470..424895 | + | 426 | WP_001882332.1 | DUF1778 domain-containing protein | - |
VC_RS15750 (VC_A0487) | 424892..425425 | + | 534 | WP_000118351.1 | GNAT family N-acetyltransferase | - |
Associated MGEs
MGE detail |
Similar MGEs |
Relative position |
MGE Type | Cargo ARG | Virulence gene | Coordinates | Length (bp) |
---|---|---|---|---|---|---|---|
flank | IS/Tn | - | - | 416601..417581 | 980 | ||
inside | Integron | catB9 | - | 309750..435387 | 125637 |
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: 96 a.a. Molecular weight: 10991.96 Da Isoelectric Point: 10.4934
>T175 WP_000221354.1 NC_002506:420241-420528 [Vibrio cholerae O1 biovar El Tor str. N16961]
MTYKLKFLPAAQKEWSKLAPTIQSQFKKKLKERLENPHVPSAKLRGYDAVYKIKLRTAGYRLAYEVIDDEIVVYVLAVGK
RDKDAVYKKLASRFG
MTYKLKFLPAAQKEWSKLAPTIQSQFKKKLKERLENPHVPSAKLRGYDAVYKIKLRTAGYRLAYEVIDDEIVVYVLAVGK
RDKDAVYKKLASRFG
Download Length: 288 bp
>T175 NC_002506:420241-420528 [Vibrio cholerae O1 biovar El Tor str. N16961]
ATGACCTATAAGTTAAAGTTTCTGCCGGCTGCGCAAAAGGAATGGAGTAAGTTAGCTCCGACAATTCAGAGTCAGTTCAA
GAAGAAGTTAAAGGAACGATTAGAAAATCCGCACGTCCCTTCGGCTAAGCTTCGAGGATACGACGCTGTTTACAAGATTA
AACTTCGTACGGCGGGTTATCGTTTAGCTTATGAGGTTATTGACGATGAGATAGTTGTCTATGTCCTTGCTGTCGGTAAA
CGTGACAAAGATGCTGTCTATAAAAAACTGGCTTCACGCTTCGGTTAG
ATGACCTATAAGTTAAAGTTTCTGCCGGCTGCGCAAAAGGAATGGAGTAAGTTAGCTCCGACAATTCAGAGTCAGTTCAA
GAAGAAGTTAAAGGAACGATTAGAAAATCCGCACGTCCCTTCGGCTAAGCTTCGAGGATACGACGCTGTTTACAAGATTA
AACTTCGTACGGCGGGTTATCGTTTAGCTTATGAGGTTATTGACGATGAGATAGTTGTCTATGTCCTTGCTGTCGGTAAA
CGTGACAAAGATGCTGTCTATAAAAAACTGGCTTCACGCTTCGGTTAG
Antitoxin
Download Length: 84 a.a. Molecular weight: 9136.29 Da Isoelectric Point: 4.0197
>AT175 WP_001250179.1 NC_002506:420000-420251 [Vibrio cholerae O1 biovar El Tor str. N16961]
MRQVLANCSASISELKKNPTALLNEADGSAIAILNHNKPAAYLVPAETYEYLIDMLDDYELSQIVDSRRADLAQAVEVNI
DDL
MRQVLANCSASISELKKNPTALLNEADGSAIAILNHNKPAAYLVPAETYEYLIDMLDDYELSQIVDSRRADLAQAVEVNI
DDL
Download Length: 252 bp
>AT175 NC_002506:420000-420251 [Vibrio cholerae O1 biovar El Tor str. N16961]
ATGAGACAAGTTTTAGCGAATTGCTCTGCAAGTATTTCAGAGTTAAAGAAGAACCCAACAGCTTTGTTGAATGAGGCTGA
TGGGTCTGCAATTGCAATTTTAAACCACAACAAGCCAGCGGCTTACCTTGTGCCAGCGGAAACGTATGAGTATCTCATCG
ATATGCTCGATGATTATGAGCTTTCCCAAATTGTCGATAGTCGCCGAGCTGACTTAGCACAAGCTGTGGAAGTAAATATT
GATGACCTATAA
ATGAGACAAGTTTTAGCGAATTGCTCTGCAAGTATTTCAGAGTTAAAGAAGAACCCAACAGCTTTGTTGAATGAGGCTGA
TGGGTCTGCAATTGCAATTTTAAACCACAACAAGCCAGCGGCTTACCTTGTGCCAGCGGAAACGTATGAGTATCTCATCG
ATATGCTCGATGATTATGAGCTTTCCCAAATTGTCGATAGTCGCCGAGCTGACTTAGCACAAGCTGTGGAAGTAAATATT
GATGACCTATAA
Similar Proteins
Only experimentally validated proteins are listed.
Protein | Organism | Identities (%) | Coverage (%) | Ha-value |
---|---|---|---|---|
T173 | Vibrio cholerae O1 biovar El Tor str. N16961 |
64.894 |
98.947 |
0.642 |
T10166 | Xenorhabdus nematophila ATCC 19061 |
60.92 |
92.553 |
0.564 |
T6131 | Escherichia coli |
54.255 |
98.947 |
0.537 |
T6132 | Escherichia coli |
54.255 |
98.947 |
0.537 |
T6130 | Erwinia pyrifoliae Ep1/96 |
53.191 |
98.947 |
0.526 |
T1041 | Escherichia coli str. K-12 substr. MG1655 |
51.064 |
98.947 |
0.505 |
T6023 | Xenorhabdus nematophila ATCC 19061 |
43.137 |
89.474 |
0.386 |
T10157 | Streptococcus suis SC84 |
32.258 |
100 |
0.337 |
Multiple sequence alignment
Protein | Organism | Identities (%) | Coverage (%) | Ha-value |
---|---|---|---|---|
AT173 | Vibrio cholerae O1 biovar El Tor str. N16961 |
46.914 |
98.78 |
0.463 |
AT6130 | Erwinia pyrifoliae Ep1/96 |
46.25 |
96.386 |
0.446 |
AT10166 | Xenorhabdus nematophila ATCC 19061 |
43.21 |
97.59 |
0.422 |
AT6132 | Escherichia coli |
52.308 |
78.313 |
0.41 |
AT6131 | Escherichia coli |
52.308 |
78.313 |
0.41 |
AT6157 | Escherichia coli str. K-12 substr. MG1655 |
36.765 |
81.928 |
0.301 |
Multiple sequence alignment
Structures
Toxin
Source | ID | Structure |
---|---|---|
AlphaFold DB | A0A0X1KZS6 |
Antitoxin
Source | ID | Structure |
---|---|---|
AlphaFold DB | A0A0X1KZS8 |
References
(1) Naeem Iqbal et al. (2015) Comprehensive Functional Analysis of the 18 Vibrio cholerae N16961 Toxin-Antitoxin Systems Substantiates Their Role in Stabilizing the Superintegron. Journal of Bacteriology 197(13):2150-9. [PubMed:25897030]
(2) Evelyne Krin et al. (2023) Systematic transcriptome analysis allows the identification of new type I and type II Toxin/Antitoxin systems located in the superintegron of Vibrio cholerae. Research in Microbiology 174(1-2):103997. [PubMed:36347445]
experimental literature