Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type II Classification (family/domain) mazEF/PRK09907-MazE
Location 1028912..1029495 Replicon chromosome
Accession NZ_CP117672
Organism Escherichia coli strain KW21

Toxin (Protein)


Gene name mazF Uniprot ID U9XFN8
Locus tag PSR34_RS04970 Protein ID WP_000254745.1
Coordinates 1029160..1029495 (+) Length 112 a.a.

Antitoxin (Protein)


Gene name mazE Uniprot ID S1P3W5
Locus tag PSR34_RS04965 Protein ID WP_000581937.1
Coordinates 1028912..1029160 (+) Length 83 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
PSR34_RS04955 (1025251) 1025251..1026552 + 1302 WP_000046785.1 23S rRNA (uracil(1939)-C(5))-methyltransferase RlmD -
PSR34_RS04960 (1026600) 1026600..1028834 + 2235 WP_000226815.1 GTP pyrophosphokinase -
PSR34_RS04965 (1028912) 1028912..1029160 + 249 WP_000581937.1 type II toxin-antitoxin system antitoxin MazE Antitoxin
PSR34_RS04970 (1029160) 1029160..1029495 + 336 WP_000254745.1 endoribonuclease MazF Toxin
PSR34_RS04975 (1029566) 1029566..1030357 + 792 WP_001071648.1 nucleoside triphosphate pyrophosphohydrolase -
PSR34_RS04980 (1030585) 1030585..1032222 + 1638 WP_000210878.1 CTP synthase (glutamine hydrolyzing) -
PSR34_RS04985 (1032310) 1032310..1033608 + 1299 WP_000036723.1 phosphopyruvate hydratase -

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 PemK-like

(10-109)

Antitoxin

SpoVT-AbrB domain

(7-51)


Sequences

Toxin        


Download         Length: 112 a.a.        Molecular weight: 12158.08 Da        Isoelectric Point: 8.4777

>T271983 WP_000254745.1 NZ_CP117672:1029160-1029495 [Escherichia coli]
MVSRYVPDMGDLIWVDFDPTKGSEQAGHRPAVVLSPFMYNNKTGMCLCVPYTTQSKGYPFEVVLSGQERDGVALADQVKS
IAWRARGATKKGTVAPEELQLIKAKINVLIG

Download         Length: 336 bp

Antitoxin


Download         Length: 83 a.a.        Molecular weight: 9355.74 Da        Isoelectric Point: 4.4665

>AT271983 WP_000581937.1 NZ_CP117672:1028912-1029160 [Escherichia coli]
MIHSSVKRWGNSPAVRIPATLMQALNLNIDDEVKIDLVDGKLIIEPVRKEPVFTLAELVNDITPENLHENIDWGEPKDKE
VW

Download         Length: 249 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
AlphaFold DB A0A0E0XYM3

Antitoxin

Source ID Structure
PDB 1UB4
PDB 5CQX
PDB 5CQY
PDB 1MVF
PDB 2MRN
PDB 2MRU
AlphaFold DB A0A7U9LMB4

References