Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 3810142..3810796 Replicon chromosome
Accession NZ_CP018237
Organism Escherichia coli strain 155

Toxin (Protein)


Gene name cptA Uniprot ID S1PAM6
Locus tag BFL20_RS21160 Protein ID WP_000244781.1
Coordinates 3810142..3810549 (-) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag BFL20_RS21165 Protein ID WP_000354046.1
Coordinates 3810530..3810796 (-) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
BFL20_RS21140 3806099..3807832 - 1734 WP_000813185.1 single-stranded-DNA-specific exonuclease RecJ -
BFL20_RS21145 3807838..3808548 - 711 WP_000715214.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
BFL20_RS21150 3808573..3809469 - 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
BFL20_RS21155 3809581..3810102 + 522 WP_001055874.1 flavodoxin FldB -
BFL20_RS21160 3810142..3810549 - 408 WP_000244781.1 protein YgfX Toxin
BFL20_RS21165 3810530..3810796 - 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
BFL20_RS21170 3811039..3812019 + 981 WP_000886053.1 tRNA-modifying protein YgfZ -
BFL20_RS21175 3812096..3812755 - 660 WP_000250274.1 hemolysin III family protein -
BFL20_RS21180 3812919..3813230 - 312 WP_001182957.1 N(4)-acetylcytidine aminohydrolase -
BFL20_RS21185 3813275..3814708 + 1434 WP_001310226.1 6-phospho-beta-glucosidase BglA -

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: 16061.99 Da        Isoelectric Point: 11.5202

>T68994 WP_000244781.1 NZ_CP018237:c3810549-3810142 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWSIVKAPWMIKSGMMLRLRSDSGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

>T68994 NZ_CP018237:c3810549-3810142 [Escherichia coli]
GTGGTCCTGTGGCAATCTGATTTGCGCGTCTCCTGGCGCGCACAGTGGCTTTCCTTGCTGATTCATGGGCTGGTTGCCGC
TGTTATTTTACTCATGCCCTGGCCGCTCAGTTACACCCCGTTATGGATGGTGTTACTTTCGCTGGTGGTGTTTGATTGCG
TTCGCAGCCAGCGGCGTATTAATGCTCGCCAGGGGGAAATTCGCTTGTTGATGGACGGGCGTTTGCGTTGGCAAGGGCAG
GAGTGGAGCATCGTCAAAGCGCCGTGGATGATTAAGAGCGGCATGATGCTGCGTTTACGTTCTGATAGCGGTAAACGGCA
ACATTTATGGCTGGCAGCCGACAGCATGGACGAAGCCGAATGGCGGGATTTACGGCGGATTTTGTTGCAACAAGAGACGC
AAAGATAA

Antitoxin


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

>AT68994 WP_000354046.1 NZ_CP018237:c3810796-3810530 [Escherichia coli]
MDINNKARIHWACRRGMRELDISIMPFFEHEYDSLSDDEKRIFIRLLECDDPDLFNWLMNHGKPADAELEMMVRLIQTRN
RERGPVAI

Download         Length: 267 bp

>AT68994 NZ_CP018237:c3810796-3810530 [Escherichia coli]
ATGGACATTAACAACAAAGCCCGCATTCATTGGGCATGCCGCCGTGGTATGCGCGAACTCGATATTTCAATCATGCCGTT
TTTCGAACATGAGTATGACAGCTTAAGCGATGACGAAAAACGCATCTTTATTCGTCTGCTGGAATGTGACGATCCCGATC
TGTTTAACTGGCTGATGAATCACGGTAAACCGGCCGATGCAGAACTGGAAATGATGGTCCGACTCATCCAGACACGGAAC
CGGGAACGTGGTCCTGTGGCAATCTGA

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 S1PAM6

Antitoxin

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

References