Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 895428..896082 Replicon chromosome
Accession NZ_LR134247
Organism Escherichia coli strain NCTC9040

Toxin (Protein)


Gene name cptA Uniprot ID S1EEB2
Locus tag EL149_RS04395 Protein ID WP_000244777.1
Coordinates 895675..896082 (+) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag EL149_RS04390 Protein ID WP_000354046.1
Coordinates 895428..895694 (+) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
EL149_RS04365 890597..891340 + 744 WP_000951964.1 SDR family oxidoreductase -
EL149_RS04370 891397..892830 - 1434 WP_001336277.1 6-phospho-beta-glucosidase BglA -
EL149_RS04375 892875..893186 + 312 WP_001182957.1 N(4)-acetylcytidine aminohydrolase -
EL149_RS04380 893350..894009 + 660 WP_000250274.1 hemolysin III family protein -
EL149_RS04385 894205..895185 - 981 WP_000886062.1 tRNA-modifying protein YgfZ -
EL149_RS04390 895428..895694 + 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
EL149_RS04395 895675..896082 + 408 WP_000244777.1 toxin CptA Toxin
EL149_RS04400 896122..896643 - 522 WP_001055874.1 flavodoxin FldB -
EL149_RS04405 896755..897651 + 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
EL149_RS04410 897676..898386 + 711 WP_000715214.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
EL149_RS04415 898392..900125 + 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

>T287359 WP_000244777.1 NZ_LR134247:895675-896082 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWSIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

Antitoxin


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

>AT287359 WP_000354046.1 NZ_LR134247:895428-895694 [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