Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type II Classification (family/domain) mazEF/PRK09907-MazE
Location 988274..988857 Replicon chromosome
Accession NZ_CP058826
Organism Shigella flexneri strain STLE1

Toxin (Protein)


Gene name mazF Uniprot ID S1EZP4
Locus tag HZT18_RS04735 Protein ID WP_000254738.1
Coordinates 988522..988857 (+) Length 112 a.a.

Antitoxin (Protein)


Gene name mazE Uniprot ID S1P3W5
Locus tag HZT18_RS04730 Protein ID WP_000581937.1
Coordinates 988274..988522 (+) Length 83 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
HZT18_RS04720 (984613) 984613..985914 + 1302 WP_072646906.1 23S rRNA (uracil(1939)-C(5))-methyltransferase RlmD -
HZT18_RS04725 (985962) 985962..988196 + 2235 WP_000226815.1 GTP pyrophosphokinase -
HZT18_RS04730 (988274) 988274..988522 + 249 WP_000581937.1 type II toxin-antitoxin system antitoxin MazE Antitoxin
HZT18_RS04735 (988522) 988522..988857 + 336 WP_000254738.1 endoribonuclease MazF Toxin
HZT18_RS04740 (988928) 988928..989719 + 792 WP_001071648.1 nucleoside triphosphate pyrophosphohydrolase -
HZT18_RS04745 (989947) 989947..991584 + 1638 WP_000210878.1 CTP synthase (glutamine hydrolyzing) -
HZT18_RS04750 (991672) 991672..992970 + 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: 12098.04 Da        Isoelectric Point: 8.2618

>T167557 WP_000254738.1 NZ_CP058826:988522-988857 [Shigella flexneri]
MVSRYVPDMGDLIWVDFDPTKGSEQAGHRPAVVLSPFMYNNKTGMCLCVPCTTQSKGYPFEVVLSGQERDGVALADQVKS
IAWRARGATKKGTVAPEELQLIKAKINVLIG

Download         Length: 336 bp

>T167557 NZ_CP075169:c3465061-3464975 [Sodalis ligni]
AGCTTACATTAATGCCAACTTTTAGCGCACGGCTCTATCCAAGAGCCATTTCCTGGACCGAATATAGGAATCGTATTCGG
TCTTTTT

Antitoxin


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

>AT167557 WP_000581937.1 NZ_CP058826:988274-988522 [Shigella flexneri]
MIHSSVKRWGNSPAVRIPATLMQALNLNIDDEVKIDLVDGKLIIEPVRKEPVFTLAELVNDITPENLHENIDWGEPKDKE
VW

Download         Length: 249 bp

>AT167557 NZ_CP075169:3464971-3465055 [Sodalis ligni]
GATTAAAAAGACCGAATACGATTCCTATATTCGGTCCAGGAAATGGCTCTTGGATAGAGCCGTGCGCTAAAAGTTGGCAT
TAATG

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 1UB4
PDB 5CQX
PDB 5CK9
PDB 5CKH
PDB 5CO7
PDB 3NFC
PDB 5CR2
PDB 5CKB
PDB 5CQY
PDB 5CKD
PDB 5CKE
PDB 5CKF

Antitoxin

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

References