Detailed information of TA system    

experimentalExperimentally validated    

Overview


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


VC_RS15655VC_RS15660VC_RS15665VC_RS15675VC_RS15680VC_RS15685VC_RS15690VC_RS15695VC_RS15700VC_RS15705VC_RS15710VC_RS15715VC_RS15730VC_RS15735VC_RS15740VC_RS15745VC_RS15750VC_RS15670VC_RS15720VC_RS15725
Location: 415268..415582 (315 bp)
Type: Others
Protein ID: WP_000071008.1
Location: 415719..416153 (435 bp)
Type: Others
Protein ID: WP_000256036.1
Location: 416321..416476 (156 bp)
Type: Others
Protein ID: WP_000751734.1
Location: 417649..417955 (307 bp)
Type: Others
Protein ID: Protein_446
Location: 418092..418784 (693 bp)
Type: Others
Protein ID: WP_001047169.1
Location: 418784..419185 (402 bp)
Type: Others
Protein ID: WP_000351248.1
Location: 419155..419298 (144 bp)
Type: Others
Protein ID: WP_071908341.1
Location: 419373..419786 (414 bp)
Type: Others
Protein ID: WP_000049417.1
Location: 420000..420251 (252 bp)
Type: Antitoxin
Protein ID: WP_001250179.1
Location: 420241..420528 (288 bp)
Type: Toxin
Protein ID: WP_000221354.1
Location: 420656..421111 (456 bp)
Type: Others
Protein ID: WP_001245327.1
Location: 421433..421585 (153 bp)
Type: Others
Protein ID: WP_001884520.1
Location: 422784..423452 (669 bp)
Type: Others
Protein ID: WP_000043871.1
Location: 423604..423891 (288 bp)
Type: Others
Protein ID: WP_000426470.1
Location: 424032..424403 (372 bp)
Type: Others
Protein ID: WP_001164080.1
Location: 424470..424895 (426 bp)
Type: Others
Protein ID: WP_001882332.1
Location: 424892..425425 (534 bp)
Type: Others
Protein ID: WP_000118351.1
Location: 416601..417581 (981 bp)
Type: Others
Protein ID: WP_000019370.1
Location: 421787..422284 (498 bp)
Type: Others
Protein ID: WP_000982260.1
Location: 422281..422553 (273 bp)
Type: Others
Protein ID: WP_000246253.1
ToxinAntitoxinOther genes
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Locus tag
Coordinates
Strand
Size (bp)
Protein ID
Product
Description
VC_RS15655 (VC_A0469)415268..415582+315WP_000071008.1DNA-binding transcriptional regulator-
VC_RS15660 (VC_A0470)415719..416153+435WP_000256036.1GNAT family N-acetyltransferase-
VC_RS15665 (VC_A0471)416321..416476+156WP_000751734.1hypothetical protein-
VC_RS15670 (VC_A0472)416601..417581-981WP_000019370.1IS5-like element ISVch5 family transposase-
VC_RS15675 (VC_A0473)417649..417955+307Protein_446CatB-related O-acetyltransferase-
VC_RS15680 (VC_A0474)418092..418784+693WP_001047169.1GNAT family N-acetyltransferase-
VC_RS15685 (VC_A0475)418784..419185+402WP_000351248.1type II toxin-antitoxin system death-on-curing family toxin-
VC_RS15690419155..419298+144WP_071908341.1DUF3265 domain-containing protein-
VC_RS15695 (VC_A0476)419373..419786+414WP_000049417.1VOC family protein-
VC_RS15700 (VC_A0477)420000..420251+252WP_001250179.1type II toxin-antitoxin system Phd/YefM family antitoxinAntitoxin
VC_RS15705 (VC_A0478)420241..420528+288WP_000221354.1type II toxin-antitoxin system RelE/ParE family toxinToxin
VC_RS15710 (VC_A0479)420656..421111+456WP_001245327.1GNAT family N-acetyltransferase-
VC_RS15715 (VC_A0480)421433..421585+153WP_001884520.1DUF645 family protein-
VC_RS15720 (VC_A0481)421787..422284-498WP_000982260.1GNAT family N-acetyltransferase-
VC_RS15725 (VC_A0482)422281..422553-273WP_000246253.1DUF1778 domain-containing protein-
VC_RS15730 (VC_A0483)422784..423452+669WP_000043871.1hypothetical protein-
VC_RS15735 (VC_A0484)423604..423891+288WP_000426470.1hypothetical protein-
VC_RS15740 (VC_A0485)424032..424403+372WP_001164080.1nucleotide pyrophosphohydrolase-
VC_RS15745 (VC_A0486)424470..424895+426WP_001882332.1DUF1778 domain-containing protein-
VC_RS15750 (VC_A0487)424892..425425+534WP_000118351.1GNAT family N-acetyltransferase-

Associated MGEs


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MGE
detail
Similar
MGEs
Relative
position
MGE Type
Cargo ARG
Virulence gene
Coordinates
Length (bp)
flankIS/Tn--416601..417581980
insideIntegroncatB9-309750..435387125637


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

Download         Length: 288 bp

>T175 NC_002506:420241-420528 [Vibrio cholerae O1 biovar El Tor str. N16961]
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

Download         Length: 252 bp

>AT175 NC_002506:420000-420251 [Vibrio cholerae O1 biovar El Tor str. N16961]
ATGAGACAAGTTTTAGCGAATTGCTCTGCAAGTATTTCAGAGTTAAAGAAGAACCCAACAGCTTTGTTGAATGAGGCTGA
TGGGTCTGCAATTGCAATTTTAAACCACAACAAGCCAGCGGCTTACCTTGTGCCAGCGGAAACGTATGAGTATCTCATCG
ATATGCTCGATGATTATGAGCTTTCCCAAATTGTCGATAGTCGCCGAGCTGACTTAGCACAAGCTGTGGAAGTAAATATT
GATGACCTATAA

Similar Proteins


Only experimentally validated proteins are listed.

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Protein
Organism
Identities (%)
Coverage (%)
Ha-value
T173Vibrio cholerae O1 biovar El Tor str. N16961

64.894

98.947

0.642

T10166Xenorhabdus nematophila ATCC 19061

60.92

92.553

0.564

T6131Escherichia coli

54.255

98.947

0.537

T6132Escherichia coli

54.255

98.947

0.537

T6130Erwinia pyrifoliae Ep1/96

53.191

98.947

0.526

T1041Escherichia coli str. K-12 substr. MG1655

51.064

98.947

0.505

T6023Xenorhabdus nematophila ATCC 19061

43.137

89.474

0.386

T10157Streptococcus suis SC84

32.258

100

0.337

Showing 1 to 8 of 8 rows

Multiple sequence alignment    


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Protein
Organism
Identities (%)
Coverage (%)
Ha-value
AT173Vibrio cholerae O1 biovar El Tor str. N16961

46.914

98.78

0.463

AT6130Erwinia pyrifoliae Ep1/96

46.25

96.386

0.446

AT10166Xenorhabdus nematophila ATCC 19061

43.21

97.59

0.422

AT6132Escherichia coli

52.308

78.313

0.41

AT6131Escherichia coli

52.308

78.313

0.41

AT6157Escherichia coli str. K-12 substr. MG1655

36.765

81.928

0.301

Showing 1 to 6 of 6 rows

Multiple sequence alignment    




Structures


Toxin

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Source
ID
Structure
AlphaFold DBA0A0X1KZS6


Antitoxin

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Source
ID
Structure
AlphaFold DBA0A0X1KZS8

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] experimental

(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


experimental experimental literature