Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 815796..816450 Replicon chromosome
Accession NZ_LR134075
Organism Escherichia coli strain NCTC9084

Toxin (Protein)


Gene name cptA Uniprot ID S1EEB2
Locus tag EL019_RS03990 Protein ID WP_000244777.1
Coordinates 816043..816450 (+) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag EL019_RS03985 Protein ID WP_000354046.1
Coordinates 815796..816062 (+) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
EL019_RS03960 810965..811708 + 744 WP_000951964.1 SDR family oxidoreductase -
EL019_RS03965 811765..813198 - 1434 WP_001336277.1 6-phospho-beta-glucosidase BglA -
EL019_RS03970 813243..813554 + 312 WP_001182957.1 N(4)-acetylcytidine aminohydrolase -
EL019_RS03975 813718..814377 + 660 WP_000250274.1 hemolysin III family protein -
EL019_RS03980 814573..815553 - 981 WP_000886062.1 tRNA-modifying protein YgfZ -
EL019_RS03985 815796..816062 + 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
EL019_RS03990 816043..816450 + 408 WP_000244777.1 toxin CptA Toxin
EL019_RS03995 816490..817011 - 522 WP_001055874.1 flavodoxin FldB -
EL019_RS04000 817123..818019 + 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
EL019_RS04005 818044..818754 + 711 WP_000715214.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
EL019_RS04010 818760..820493 + 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

>T286607 WP_000244777.1 NZ_LR134075:816043-816450 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWSIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

Antitoxin


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

>AT286607 WP_000354046.1 NZ_LR134075:815796-816062 [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