Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 910488..911142 Replicon chromosome
Accession NZ_LR882997
Organism Escherichia coli isolate L3_E36_ETEC

Toxin (Protein)


Gene name cptA Uniprot ID F4NJ21
Locus tag JL022_RS04415 Protein ID WP_000244772.1
Coordinates 910735..911142 (+) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag JL022_RS04410 Protein ID WP_000354046.1
Coordinates 910488..910754 (+) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
JL022_RS04385 905781..906524 + 744 WP_000951964.1 SDR family oxidoreductase -
JL022_RS04390 906581..908014 - 1434 WP_001344773.1 6-phospho-beta-glucosidase BglA -
JL022_RS04395 908054..908365 + 312 WP_001182954.1 N(4)-acetylcytidine aminohydrolase -
JL022_RS04400 908529..909188 + 660 WP_000250274.1 hemolysin III family protein -
JL022_RS04405 909265..910245 - 981 WP_000886062.1 tRNA-modifying protein YgfZ -
JL022_RS04410 910488..910754 + 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
JL022_RS04415 910735..911142 + 408 WP_000244772.1 protein YgfX Toxin
JL022_RS04420 911182..911703 - 522 WP_001055874.1 flavodoxin FldB -
JL022_RS04425 911815..912711 + 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
JL022_RS04430 912736..913446 + 711 WP_000715214.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
JL022_RS04435 913452..915185 + 1734 WP_000813220.1 single-stranded-DNA-specific exonuclease RecJ -

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

Inner membrane protein YgfX

(3-131)

Antitoxin

Flavinator of succinate dehydrogenase

(7-79)


Sequences

Toxin        


Download         Length: 136 a.a.        Molecular weight: 16048.02 Da        Isoelectric Point: 11.2511

>T290061 WP_000244772.1 NZ_LR882997:910735-911142 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWCIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

Antitoxin


Download         Length: 89 a.a.        Molecular weight: 10547.12 Da        Isoelectric Point: 5.1599

>AT290061 WP_000354046.1 NZ_LR882997:910488-910754 [Escherichia coli]
MDINNKARIHWACRRGMRELDISIMPFFEHEYDSLSDDEKRIFIRLLECDDPDLFNWLMNHGKPADAELEMMVRLIQTRN
RERGPVAI

Download         Length: 267 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 A0A0E0XYB4

Antitoxin

Source ID Structure
PDB 6B58
PDB 1X6I
PDB 1X6J
PDB 6C12
AlphaFold DB A0A7U9QD57

References