175

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


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

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.

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] 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