Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type II Classification (family/domain) mqsRA (relBE)/MqsR-MqsA
Location 1473112..1473805 Replicon chromosome
Accession NZ_CP012869
Organism Escherichia coli strain K-12 substr. MG1655_TMP32XR1

Toxin (Protein)


Gene name mqsR Uniprot ID S1EZG2
Locus tag QR62_RS07270 Protein ID WP_000415584.1
Coordinates 1473112..1473408 (+) Length 99 a.a.

Antitoxin (Protein)


Gene name mqsA Uniprot ID S1EBV2
Locus tag QR62_RS07275 Protein ID WP_000650107.1
Coordinates 1473410..1473805 (+) Length 132 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
QR62_RS07235 1468200..1468514 - 315 WP_000958598.1 antibiotic biosynthesis monooxygenase -
QR62_RS07240 1468545..1469126 - 582 WP_000065430.1 NADPH:quinone oxidoreductase MdaB -
QR62_RS07245 1469445..1469777 + 333 WP_000917684.1 DUF2645 family protein -
QR62_RS07250 1469823..1471172 - 1350 WP_000673402.1 two-component system sensor histidine kinase QseC -
QR62_RS07255 1471169..1471828 - 660 WP_001221495.1 two-component system response regulator QseB -
QR62_RS07260 1471980..1472372 + 393 WP_000712658.1 OB fold stress tolerance protein YgiW -
QR62_RS07265 1472425..1472907 + 483 WP_000183505.1 transcriptional regulator -
QR62_RS07270 1473112..1473408 + 297 WP_000415584.1 type II toxin-antitoxin system toxin MqsR Toxin
QR62_RS07275 1473410..1473805 + 396 WP_000650107.1 type II toxin-antitoxin system antitoxin MqsA Antitoxin
QR62_RS07280 1473938..1475545 + 1608 WP_001295629.1 ABC transporter substrate-binding protein -
QR62_RS07285 1475683..1477941 + 2259 WP_001281881.1 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

(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

>T57324 WP_000415584.1 NZ_CP012869:1473112-1473408 [Escherichia coli]
MEKRTPHTRLSQVKKLVNAGQVRTTRSALLNADELGLDFDGMCNVIIGLSESDFYKSMTTYSDHTIWQDVYRPRLVTGQV
YLKITVIHDVLIVSFKEK

Download         Length: 297 bp

>T57324 NZ_CP012869:1473112-1473408 [Escherichia coli]
ATGGAAAAACGCACACCACATACACGTTTGAGTCAGGTTAAAAAACTTGTCAATGCCGGGCAAGTTCGTACAACACGTAG
TGCCCTGTTAAATGCAGATGAGTTAGGTTTGGATTTTGATGGTATGTGTAATGTTATCATTGGATTATCAGAGAGCGACT
TTTATAAAAGCATGACCACCTACTCTGATCATACTATCTGGCAGGATGTTTACAGACCCAGGCTTGTTACAGGCCAGGTT
TATCTTAAAATTACGGTAATTCATGACGTACTGATCGTCTCGTTTAAGGAGAAGTAA

Antitoxin


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

>AT57324 WP_000650107.1 NZ_CP012869:1473410-1473805 [Escherichia coli]
MKCPVCHQGEMVSGIKDIPYTFRGRKTVLKGIHGLYCVHCEESIMNKEESDAFMAQVKAFRASVNAETVAPEFIVKVRKK
LSLTQKEASEIFGGGVNAFSRYEKGNAQPHPSTIKLLRVLDKHPELLNEIR

Download         Length: 396 bp

>AT57324 NZ_CP012869:1473410-1473805 [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