Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type II Classification (family/domain) mqsRA (relBE)/MqsR-MqsA
Location 772172..772865 Replicon chromosome
Accession NZ_CP062855
Organism Escherichia coli O20:H12 strain Res13-Lact-PEB17-18

Toxin (Protein)


Gene name mqsR Uniprot ID S1EZG2
Locus tag IMP99_RS03760 Protein ID WP_000415584.1
Coordinates 772172..772468 (+) Length 99 a.a.

Antitoxin (Protein)


Gene name mqsA Uniprot ID S1EBV2
Locus tag IMP99_RS03765 Protein ID WP_000650107.1
Coordinates 772470..772865 (+) Length 132 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
IMP99_RS03730 767847..768161 - 315 WP_000958598.1 antibiotic biosynthesis monooxygenase -
IMP99_RS03735 768192..768773 - 582 WP_000065430.1 NADPH:quinone oxidoreductase MdaB -
IMP99_RS03740 768883..770232 - 1350 WP_000673406.1 two-component system sensor histidine kinase QseC -
IMP99_RS03745 770229..770888 - 660 WP_001221491.1 two-component system response regulator QseB -
IMP99_RS03750 771040..771432 + 393 WP_000712658.1 OB fold stress tolerance protein YgiW -
IMP99_RS03755 771485..771967 + 483 WP_000183494.1 transcriptional regulator -
IMP99_RS03760 772172..772468 + 297 WP_000415584.1 type II toxin-antitoxin system toxin MqsR Toxin
IMP99_RS03765 772470..772865 + 396 WP_000650107.1 type II toxin-antitoxin system antitoxin MqsA Antitoxin
IMP99_RS03770 772998..774605 + 1608 WP_001324265.1 ABC transporter substrate-binding protein -
IMP99_RS03775 774743..777001 + 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)
- inside Genomic island - - 760444..772865 12421


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

>T176895 WP_000415584.1 NZ_CP062855:772172-772468 [Escherichia coli O20:H12]
MEKRTPHTRLSQVKKLVNAGQVRTTRSALLNADELGLDFDGMCNVIIGLSESDFYKSMTTYSDHTIWQDVYRPRLVTGQV
YLKITVIHDVLIVSFKEK

Download         Length: 297 bp

>T176895 NZ_CP082995:c4771187-4770903 [Klebsiella pneumoniae]
ATGACCTATGAACTGGAGTTTGATCCACGAGCCTGGCGCGAATGGCAGAAGCCTGGCGAGACGGTCAAAAAACAGTTCAA
AAATAAGCTCCAGCAGATTGTGCAGAATCCGCGAATTGAGTCGGCCAGGCTGAGCGATTTACCGGATTGCTACAAAATCA
AGCTTAAGGCGTCAGGTTATCGGTTGGTGTATCAAGTACGAGATAGTGTGGTGGTGGTTTACGTTATTGCCATTGGCAAA
AGAGAGAAAGCGGCCGTTTATCATCAGGCGAATAAACGGCTCTAA

Antitoxin


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

>AT176895 WP_000650107.1 NZ_CP062855:772470-772865 [Escherichia coli O20:H12]
MKCPVCHQGEMVSGIKDIPYTFRGRKTVLKGIHGLYCVHCEESIMNKEESDAFMAQVKAFRASVNAETVAPEFIVKVRKK
LSLTQKEASEIFGGGVNAFSRYEKGNAQPHPSTIKLLRVLDKHPELLNEIR

Download         Length: 396 bp

>AT176895 NZ_CP082995:c4771419-4771177 [Klebsiella pneumoniae]
ATGGCCACGCTCAATGTTCGACTGGACGATAAACTCAAAAAAGAGGCTTATGCCGTGCTGGAGAAACTCGATATGACACC
AACGGAGGCGGTACGCCTGCTGTTTCAATACATTGCGGAAAATGGCCGCATGCCGGTGAAAAGTATGACCATCAGTGATG
GCGAAGCGGCGTTATTACGCACCGTTCGCGAACGGCTGGAAAACCCACGGCCGGGGGTTAAGGTGAGTCTGGATGACCTA
TGA

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