Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type II Classification (family/domain) mazEF/PRK09907-MazE
Location 3545879..3546462 Replicon chromosome
Accession NZ_CP016546
Organism Escherichia coli strain O177:H21

Toxin (Protein)


Gene name mazF Uniprot ID U9XFN8
Locus tag BB405_RS17860 Protein ID WP_000254745.1
Coordinates 3546127..3546462 (+) Length 112 a.a.

Antitoxin (Protein)


Gene name mazE Uniprot ID S1P3W5
Locus tag BB405_RS17855 Protein ID WP_000581937.1
Coordinates 3545879..3546127 (+) Length 83 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
BB405_RS17845 3542218..3543519 + 1302 WP_000046785.1 23S rRNA (uracil(1939)-C(5))-methyltransferase RlmD -
BB405_RS17850 3543567..3545801 + 2235 WP_000226815.1 GTP pyrophosphokinase -
BB405_RS17855 3545879..3546127 + 249 WP_000581937.1 type II toxin-antitoxin system antitoxin MazE Antitoxin
BB405_RS17860 3546127..3546462 + 336 WP_000254745.1 endoribonuclease MazF Toxin
BB405_RS17865 3546533..3547324 + 792 WP_001071648.1 nucleoside triphosphate pyrophosphohydrolase -
BB405_RS17870 3547552..3549189 + 1638 WP_000210878.1 CTP synthase (glutamine hydrolyzing) -
BB405_RS17875 3549277..3550575 + 1299 WP_000036723.1 phosphopyruvate hydratase -

Associated MGEs

MGE
detail		 Similar
MGEs		 Relative
position		 MGE Type Cargo ARG Virulence gene Coordinates Length (bp)
- inside Genomic island - - 3542045..3559859 17814
- flank IS/Tn - - 3540767..3541975 1208


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

>T64779 WP_000254745.1 NZ_CP016546:3546127-3546462 [Escherichia coli]
MVSRYVPDMGDLIWVDFDPTKGSEQAGHRPAVVLSPFMYNNKTGMCLCVPYTTQSKGYPFEVVLSGQERDGVALADQVKS
IAWRARGATKKGTVAPEELQLIKAKINVLIG

Download         Length: 336 bp

>T64779 NZ_CP016546:3546127-3546462 [Escherichia coli]
ATGGTAAGCCGATACGTACCCGATATGGGCGATCTGATTTGGGTTGATTTTGACCCGACAAAAGGTAGCGAGCAAGCTGG
ACATCGTCCAGCTGTTGTCCTGAGTCCTTTCATGTACAACAACAAAACAGGTATGTGTCTGTGTGTTCCTTATACAACGC
AATCAAAAGGATATCCGTTCGAAGTTGTTTTATCCGGTCAGGAACGTGATGGCGTAGCGTTAGCTGATCAGGTAAAAAGT
ATCGCCTGGCGGGCAAGAGGAGCAACGAAGAAAGGAACAGTTGCCCCAGAGGAATTACAACTCATTAAAGCCAAAATTAA
CGTACTGATTGGGTAG

Antitoxin


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

>AT64779 WP_000581937.1 NZ_CP016546:3545879-3546127 [Escherichia coli]
MIHSSVKRWGNSPAVRIPATLMQALNLNIDDEVKIDLVDGKLIIEPVRKEPVFTLAELVNDITPENLHENIDWGEPKDKE
VW

Download         Length: 249 bp

>AT64779 NZ_CP016546:3545879-3546127 [Escherichia coli]
ATGATCCACAGTAGCGTAAAGCGTTGGGGAAATTCACCGGCGGTGCGGATCCCGGCTACGTTAATGCAGGCGCTCAATCT
GAATATTGATGATGAAGTGAAGATTGACCTGGTGGATGGCAAATTAATTATTGAGCCAGTGCGTAAAGAGCCCGTATTTA
CGCTTGCTGAACTGGTCAACGACATCACGCCGGAAAACCTCCACGAGAATATCGACTGGGGAGAGCCGAAAGATAAGGAA
GTCTGGTAA

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