Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type II Classification (family/domain) mqsRA (relBE)/MqsR-MqsA
Location 742788..743481 Replicon chromosome
Accession NZ_CP122859
Organism Escherichia coli strain ETEC1720

Toxin (Protein)


Gene name mqsR Uniprot ID S1EZG2
Locus tag QDY31_RS03655 Protein ID WP_000415584.1
Coordinates 742788..743084 (+) Length 99 a.a.

Antitoxin (Protein)


Gene name mqsA Uniprot ID S1EBV2
Locus tag QDY31_RS03660 Protein ID WP_000650107.1
Coordinates 743086..743481 (+) Length 132 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
QDY31_RS03620 (737876) 737876..738190 - 315 WP_000958598.1 putative quinol monooxygenase -
QDY31_RS03625 (738221) 738221..738802 - 582 WP_000065430.1 NADPH:quinone oxidoreductase MdaB -
QDY31_RS03630 (739121) 739121..739453 + 333 WP_000917684.1 DUF2645 family protein -
QDY31_RS03635 (739499) 739499..740848 - 1350 WP_097340762.1 quorum sensing histidine kinase QseC -
QDY31_RS03640 (740845) 740845..741504 - 660 WP_001221493.1 quorum sensing response regulator transcription factor QseB -
QDY31_RS03645 (741656) 741656..742048 + 393 WP_282844031.1 OB fold stress tolerance protein YgiW -
QDY31_RS03650 (742101) 742101..742583 + 483 WP_000183505.1 GyrI-like domain-containing protein -
QDY31_RS03655 (742788) 742788..743084 + 297 WP_000415584.1 type II toxin-antitoxin system toxin MqsR Toxin
QDY31_RS03660 (743086) 743086..743481 + 396 WP_000650107.1 type II toxin-antitoxin system antitoxin MqsA Antitoxin
QDY31_RS03665 (743614) 743614..745221 + 1608 WP_001295629.1 ABC transporter substrate-binding protein -
QDY31_RS03670 (745359) 745359..747617 + 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

>T278082 WP_000415584.1 NZ_CP122859:742788-743084 [Escherichia coli]
MEKRTPHTRLSQVKKLVNAGQVRTTRSALLNADELGLDFDGMCNVIIGLSESDFYKSMTTYSDHTIWQDVYRPRLVTGQV
YLKITVIHDVLIVSFKEK

Download         Length: 297 bp

Antitoxin


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

>AT278082 WP_000650107.1 NZ_CP122859:743086-743481 [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