Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 957018..957672 Replicon chromosome
Accession NZ_CP122880
Organism Escherichia coli strain ETEC1716

Toxin (Protein)


Gene name cptA Uniprot ID S1EEB2
Locus tag QDX09_RS04735 Protein ID WP_000244777.1
Coordinates 957265..957672 (+) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag QDX09_RS04730 Protein ID WP_000354046.1
Coordinates 957018..957284 (+) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
QDX09_RS04705 (952068) 952068..952811 + 744 WP_000951964.1 SDR family oxidoreductase -
QDX09_RS04710 (952868) 952868..954301 - 1434 WP_001336277.1 6-phospho-beta-glucosidase BglA -
QDX09_RS04715 (954346) 954346..954657 + 312 WP_001182957.1 N(4)-acetylcytidine aminohydrolase -
QDX09_RS04720 (954821) 954821..955480 + 660 WP_000250274.1 hemolysin III family protein -
QDX09_RS04725 (955795) 955795..956775 - 981 WP_000886062.1 tRNA-modifying protein YgfZ -
QDX09_RS04730 (957018) 957018..957284 + 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
QDX09_RS04735 (957265) 957265..957672 + 408 WP_000244777.1 protein YgfX Toxin
QDX09_RS04740 (957712) 957712..958233 - 522 WP_001055874.1 flavodoxin FldB -
QDX09_RS04745 (958345) 958345..959241 + 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
QDX09_RS04750 (959266) 959266..959976 + 711 WP_000715214.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
QDX09_RS04755 (959982) 959982..961715 + 1734 WP_000813200.1 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: 16031.96 Da        Isoelectric Point: 11.5202

>T278179 WP_000244777.1 NZ_CP122880:957265-957672 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWSIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

Antitoxin


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

>AT278179 WP_000354046.1 NZ_CP122880:957018-957284 [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 A0A7U9LFV7

Antitoxin

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

References