Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type II Classification (family/domain) mqsRA (relBE)/MqsR-MqsA
Location 3335141..3335834 Replicon chromosome
Accession NZ_CP018109
Organism Escherichia coli strain MRSN346595

Toxin (Protein)


Gene name mqsR Uniprot ID S1EZG2
Locus tag BSG21_RS17190 Protein ID WP_000415584.1
Coordinates 3335538..3335834 (-) Length 99 a.a.

Antitoxin (Protein)


Gene name mqsA Uniprot ID S1EBV2
Locus tag BSG21_RS17185 Protein ID WP_000650107.1
Coordinates 3335141..3335536 (-) Length 132 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
BSG21_RS17175 3331005..3333263 - 2259 WP_001281841.1 DNA topoisomerase IV subunit A -
BSG21_RS17180 3333401..3335008 - 1608 WP_001295629.1 ABC transporter substrate-binding protein -
BSG21_RS17185 3335141..3335536 - 396 WP_000650107.1 type II toxin-antitoxin system antitoxin MqsA Antitoxin
BSG21_RS17190 3335538..3335834 - 297 WP_000415584.1 type II toxin-antitoxin system toxin MqsR Toxin
BSG21_RS17195 3336039..3336521 - 483 WP_000183505.1 transcriptional regulator -
BSG21_RS17200 3336574..3336966 - 393 WP_000712658.1 OB fold stress tolerance protein YgiW -
BSG21_RS17205 3337118..3337777 + 660 WP_001221493.1 two-component system response regulator QseB -
BSG21_RS17210 3337774..3339123 + 1350 WP_000673402.1 two-component system sensor histidine kinase QseC -
BSG21_RS17215 3339169..3339501 - 333 WP_023149630.1 DUF2645 family protein -
BSG21_RS17220 3339820..3340401 + 582 WP_000065430.1 NADPH:quinone oxidoreductase MdaB -
BSG21_RS17225 3340432..3340746 + 315 WP_000958598.1 antibiotic biosynthesis monooxygenase -

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

(5-97)

Antitoxin

Zinc finger, MqsA-type

(3-47)


Sequences

Toxin        


Download         Length: 99 a.a.        Molecular weight: 11231.96 Da        Isoelectric Point: 8.9070

>T68746 WP_000415584.1 NZ_CP018109:c3335834-3335538 [Escherichia coli]
MEKRTPHTRLSQVKKLVNAGQVRTTRSALLNADELGLDFDGMCNVIIGLSESDFYKSMTTYSDHTIWQDVYRPRLVTGQV
YLKITVIHDVLIVSFKEK

Download         Length: 297 bp

>T68746 NZ_CP018109:c3335834-3335538 [Escherichia coli]
ATGGAAAAACGCACACCACATACACGTTTGAGTCAGGTTAAAAAACTTGTCAATGCCGGGCAAGTTCGTACAACACGTAG
TGCCCTGTTAAATGCAGATGAGTTAGGTTTGGATTTTGATGGTATGTGTAATGTTATCATTGGATTATCAGAGAGCGACT
TTTATAAAAGCATGACCACCTACTCTGATCATACTATCTGGCAGGATGTTTACAGACCCAGGCTTGTTACAGGCCAGGTT
TATCTTAAAATTACGGTAATTCATGACGTACTGATCGTCTCGTTTAAGGAGAAGTAA

Antitoxin


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

>AT68746 WP_000650107.1 NZ_CP018109:c3335536-3335141 [Escherichia coli]
MKCPVCHQGEMVSGIKDIPYTFRGRKTVLKGIHGLYCVHCEESIMNKEESDAFMAQVKAFRASVNAETVAPEFIVKVRKK
LSLTQKEASEIFGGGVNAFSRYEKGNAQPHPSTIKLLRVLDKHPELLNEIR

Download         Length: 396 bp

>AT68746 NZ_CP018109:c3335536-3335141 [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
PDB 3HI2

Antitoxin

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

References