Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type II Classification (family/domain) mqsRA (relBE)/MqsR-MqsA
Location 770250..770943 Replicon chromosome
Accession NZ_AP027424
Organism Escherichia coli strain B27 isolate B27

Toxin (Protein)


Gene name mqsR Uniprot ID S1EZG2
Locus tag QUE78_RS03760 Protein ID WP_000415584.1
Coordinates 770250..770546 (+) Length 99 a.a.

Antitoxin (Protein)


Gene name mqsA Uniprot ID S1EBV2
Locus tag QUE78_RS03765 Protein ID WP_000650107.1
Coordinates 770548..770943 (+) Length 132 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
QUE78_RS03725 (765338) 765338..765652 - 315 WP_000958598.1 putative quinol monooxygenase -
QUE78_RS03730 (765683) 765683..766264 - 582 WP_000065430.1 NADPH:quinone oxidoreductase MdaB -
QUE78_RS03735 (766583) 766583..766915 + 333 WP_000917684.1 DUF2645 family protein -
QUE78_RS03740 (766961) 766961..768310 - 1350 WP_000673402.1 quorum sensing histidine kinase QseC -
QUE78_RS03745 (768307) 768307..768966 - 660 WP_001221493.1 quorum sensing response regulator transcription factor QseB -
QUE78_RS03750 (769118) 769118..769510 + 393 WP_000712658.1 OB fold stress tolerance protein YgiW -
QUE78_RS03755 (769563) 769563..770045 + 483 WP_000183505.1 GyrI-like domain-containing protein -
QUE78_RS03760 (770250) 770250..770546 + 297 WP_000415584.1 type II toxin-antitoxin system toxin MqsR Toxin
QUE78_RS03765 (770548) 770548..770943 + 396 WP_000650107.1 type II toxin-antitoxin system antitoxin MqsA Antitoxin
QUE78_RS03770 (771076) 771076..772683 + 1608 WP_001295629.1 ABC transporter substrate-binding protein -
QUE78_RS03775 (772821) 772821..775079 + 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

>T43976 WP_000415584.1 NZ_AP027424:770250-770546 [Escherichia coli]
MEKRTPHTRLSQVKKLVNAGQVRTTRSALLNADELGLDFDGMCNVIIGLSESDFYKSMTTYSDHTIWQDVYRPRLVTGQV
YLKITVIHDVLIVSFKEK

Download         Length: 297 bp

>T43976 NZ_AP027424:770250-770546 [Escherichia coli]
ATGGAAAAACGCACACCACATACACGTTTGAGTCAGGTTAAAAAACTTGTCAATGCCGGGCAAGTTCGTACAACACGTAG
TGCACTGTTAAATGCAGATGAGTTAGGTTTGGATTTTGATGGTATGTGTAATGTTATCATTGGATTATCAGAGAGCGACT
TTTATAAAAGCATGACCACCTACTCTGATCATACTATCTGGCAGGATGTTTACAGACCCAGGCTTGTTACAGGCCAGGTT
TATCTTAAAATTACGGTAATTCATGACGTACTGATCGTCTCGTTTAAGGAGAAGTAA

Antitoxin


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

>AT43976 WP_000650107.1 NZ_AP027424:770548-770943 [Escherichia coli]
MKCPVCHQGEMVSGIKDIPYTFRGRKTVLKGIHGLYCVHCEESIMNKEESDAFMAQVKAFRASVNAETVAPEFIVKVRKK
LSLTQKEASEIFGGGVNAFSRYEKGNAQPHPSTIKLLRVLDKHPELLNEIR

Download         Length: 396 bp

>AT43976 NZ_AP027424:770548-770943 [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