Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type II Classification (family/domain) mqsRA (relBE)/MqsR-MqsA
Location 748826..749519 Replicon chromosome
Accession NZ_LT906474
Organism Escherichia coli strain NCTC122

Toxin (Protein)


Gene name mqsR Uniprot ID S1EZG2
Locus tag CKV98_RS03845 Protein ID WP_000415584.1
Coordinates 748826..749122 (+) Length 99 a.a.

Antitoxin (Protein)


Gene name mqsA Uniprot ID S1EBV2
Locus tag CKV98_RS03850 Protein ID WP_000650107.1
Coordinates 749124..749519 (+) Length 132 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
CKV98_RS03805 743914..744228 - 315 WP_000958598.1 antibiotic biosynthesis monooxygenase -
CKV98_RS03810 744259..744840 - 582 WP_000065430.1 NADPH:quinone oxidoreductase MdaB -
CKV98_RS03820 745159..745491 + 333 WP_000917684.1 DUF2645 family protein -
CKV98_RS03825 745537..746886 - 1350 WP_000673402.1 two-component system sensor histidine kinase QseC -
CKV98_RS03830 746883..747542 - 660 WP_081508774.1 two-component system response regulator QseB -
CKV98_RS03835 747694..748086 + 393 WP_000712658.1 OB fold stress tolerance protein YgiW -
CKV98_RS03840 748139..748621 + 483 WP_000183505.1 transcriptional regulator -
CKV98_RS03845 748826..749122 + 297 WP_000415584.1 type II toxin-antitoxin system toxin MqsR Toxin
CKV98_RS03850 749124..749519 + 396 WP_000650107.1 type II toxin-antitoxin system antitoxin MqsA Antitoxin
CKV98_RS03855 749652..751259 + 1608 WP_001295629.1 ABC transporter substrate-binding protein -
CKV98_RS03860 751397..753655 + 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

>T293745 WP_000415584.1 NZ_LT906474:748826-749122 [Escherichia coli]
MEKRTPHTRLSQVKKLVNAGQVRTTRSALLNADELGLDFDGMCNVIIGLSESDFYKSMTTYSDHTIWQDVYRPRLVTGQV
YLKITVIHDVLIVSFKEK

Download         Length: 297 bp

Antitoxin


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

>AT293745 WP_000650107.1 NZ_LT906474:749124-749519 [Escherichia coli]
MKCPVCHQGEMVSGIKDIPYTFRGRKTVLKGIHGLYCVHCEESIMNKEESDAFMAQVKAFRASVNAETVAPEFIVKVRKK
LSLTQKEASEIFGGGVNAFSRYEKGNAQPHPSTIKLLRVLDKHPELLNEIR

Download         Length: 396 bp


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