Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type II Classification (family/domain) mqsRA (relBE)/MqsR-MqsA
Location 1028221..1028914 Replicon chromosome
Accession NZ_CP029122
Organism Escherichia coli strain AR434

Toxin (Protein)


Gene name mqsR Uniprot ID U9ZN09
Locus tag CSC21_RS05260 Protein ID WP_000415585.1
Coordinates 1028221..1028517 (+) Length 99 a.a.

Antitoxin (Protein)


Gene name mqsA Uniprot ID S1EBV2
Locus tag CSC21_RS05265 Protein ID WP_000650107.1
Coordinates 1028519..1028914 (+) Length 132 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
CSC21_RS05230 1023355..1024547 + 1193 Protein_952 Hcp family type VI secretion system effector -
CSC21_RS05235 1024554..1024886 + 333 WP_000914690.1 DUF2645 family protein -
CSC21_RS05240 1024932..1026281 - 1350 WP_000673358.1 two-component system sensor histidine kinase QseC -
CSC21_RS05245 1026278..1026937 - 660 WP_001221502.1 two-component system response regulator QseB -
CSC21_RS05250 1027089..1027481 + 393 WP_000712658.1 OB fold stress tolerance protein YgiW -
CSC21_RS05255 1027534..1028016 + 483 WP_000183505.1 transcriptional regulator -
CSC21_RS05260 1028221..1028517 + 297 WP_000415585.1 type II toxin-antitoxin system toxin MqsR Toxin
CSC21_RS05265 1028519..1028914 + 396 WP_000650107.1 type II toxin-antitoxin system antitoxin MqsA Antitoxin
CSC21_RS05275 1029047..1030654 + 1608 WP_001375094.1 ABC transporter substrate-binding protein -
CSC21_RS05280 1030792..1033050 + 2259 WP_001281841.1 DNA topoisomerase IV subunit A -

Associated MGEs

MGE
detail		 Similar
MGEs		 Relative
position		 MGE Type Cargo ARG Virulence gene Coordinates Length (bp)


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.


Domains

Predicted by InterproScan

Toxin

mRNA interferase toxin MqsR

(2-97)

Antitoxin

Zinc finger, MqsA-type

(3-47)


Sequences

Toxin        


Download         Length: 99 a.a.        Molecular weight: 11261.99 Da        Isoelectric Point: 8.9070

>T104969 WP_000415585.1 NZ_CP029122:1028221-1028517 [Escherichia coli]
MEKRTPHTRLSQVKKLVNTGQVRTTRSALLNADELGLDFDGMCNVIIGLSESDFYKSMTTYSDHTIWQDVYRPRLVTGQV
YLKITVIHDVLIVSFKEK

Download         Length: 297 bp

>T104969 NZ_CP029122:1028221-1028517 [Escherichia coli]
ATGGAAAAACGCACACCACATACACGTTTGAGTCAGGTTAAAAAACTTGTCAATACCGGGCAAGTTCGTACAACACGTAG
TGCACTGTTAAATGCAGATGAGTTAGGTTTGGATTTTGATGGTATGTGTAATGTTATCATTGGATTATCAGAGAGCGACT
TTTATAAAAGCATGACCACCTACTCTGATCATACTATCTGGCAGGATGTTTACAGACCCAGGCTTGTTACAGGCCAGGTT
TATCTTAAAATTACGGTAATTCATGACGTACTGATCGTCTCGTTTAAGGAGAAGTAA

Antitoxin


Download         Length: 132 a.a.        Molecular weight: 14703.10 Da        Isoelectric Point: 9.2136

>AT104969 WP_000650107.1 NZ_CP029122:1028519-1028914 [Escherichia coli]
MKCPVCHQGEMVSGIKDIPYTFRGRKTVLKGIHGLYCVHCEESIMNKEESDAFMAQVKAFRASVNAETVAPEFIVKVRKK
LSLTQKEASEIFGGGVNAFSRYEKGNAQPHPSTIKLLRVLDKHPELLNEIR

Download         Length: 396 bp

>AT104969 NZ_CP029122:1028519-1028914 [Escherichia coli]
ATGAAATGTCCGGTTTGCCACCAGGGAGAAATGGTTTCTGGCATTAAAGATATTCCATACACCTTCCGTGGACGAAAAAC
AGTATTGAAAGGTATCCACGGTTTATATTGTGTCCATTGCGAAGAGAGCATCATGAATAAAGAAGAGTCAGATGCTTTCA
TGGCGCAAGTAAAGGCATTTCGGGCTTCGGTGAATGCCGAAACAGTGGCACCTGAATTTATAGTGAAGGTTCGAAAAAAG
CTCTCTCTTACCCAAAAAGAGGCAAGCGAAATTTTTGGGGGAGGTGTAAATGCGTTTTCGCGTTACGAAAAAGGCAATGC
CCAACCTCATCCTTCCACAATCAAACTTTTACGTGTTCTGGATAAGCATCCAGAACTATTGAATGAAATCCGTTAA

Similar Proteins

Only experimentally validated proteins are listed.

Protein Organism Identities (%) Coverage (%) Ha-value
Protein Organism Identities (%) Coverage (%) Ha-value

Structures

Toxin

Source ID Structure
AlphaFold DB U9ZN09

Antitoxin

Source ID Structure
PDB 3HI2
PDB 3GA8
PDB 3O9X
PDB 2KZ8
PDB 3FMY
PDB 3GN5
AlphaFold DB A0A7U9LU65

References