Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 2349606..2350260 Replicon chromosome
Accession NZ_CP037943
Organism Escherichia coli strain CFSAN027343

Toxin (Protein)


Gene name cptA Uniprot ID S1EEB2
Locus tag EKI57_RS12490 Protein ID WP_000244777.1
Coordinates 2349606..2350013 (-) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag EKI57_RS12495 Protein ID WP_000354046.1
Coordinates 2349994..2350260 (-) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
EKI57_RS12470 2345563..2347296 - 1734 WP_000813220.1 single-stranded-DNA-specific exonuclease RecJ -
EKI57_RS12475 2347302..2348012 - 711 WP_000715214.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
EKI57_RS12480 2348037..2348933 - 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
EKI57_RS12485 2349045..2349566 + 522 WP_001055874.1 flavodoxin FldB -
EKI57_RS12490 2349606..2350013 - 408 WP_000244777.1 toxin CptA Toxin
EKI57_RS12495 2349994..2350260 - 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
EKI57_RS12500 2350503..2351483 + 981 WP_000886095.1 tRNA-modifying protein YgfZ -
EKI57_RS12505 2351679..2352338 - 660 WP_000250274.1 hemolysin III family protein -
EKI57_RS12510 2352502..2352813 - 312 WP_001182954.1 N(4)-acetylcytidine aminohydrolase -
EKI57_RS12515 2352858..2354291 + 1434 WP_001341859.1 6-phospho-beta-glucosidase BglA -
EKI57_RS12520 2354348..2355091 - 744 WP_000951964.1 SDR family oxidoreductase -

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

>T120485 WP_000244777.1 NZ_CP037943:c2350013-2349606 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWSIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

>T120485 NZ_CP037943:c2350013-2349606 [Escherichia coli]
GTGGTCCTGTGGCAATCTGATTTGCGCGTCTCCTGGCGCGCACAGTGGCTTTCCTTGCTGATTCATGGGCTGGTTGCCGC
TGTTATTTTACTCATGCCCTGGCCACTCAGTTACACCCCGTTATGGATGGTGTTACTTTCGCTGGTGGTGTTTGATTGCG
TTCGCAGCCAGCGGCGTATTAATGCTCGCCAGGGGGAAATTCGCTTGTTGATGGACGGGCGTTTGCGTTGGCAAGGGCAG
GAGTGGAGCATCGTCAAAGCACCGTGGATGATTAAGAGCGGCATGATGCTGCGTTTACGTTCTGATGGCGGTAAACGGCA
ACATTTATGGCTGGCAGCCGACAGCATGGACGAAGCTGAATGGCGGGATTTACGGCGGATTTTGTTGCAACAAGAGACGC
AAAGATAA

Antitoxin


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

>AT120485 WP_000354046.1 NZ_CP037943:c2350260-2349994 [Escherichia coli]
MDINNKARIHWACRRGMRELDISIMPFFEHEYDSLSDDEKRIFIRLLECDDPDLFNWLMNHGKPADAELEMMVRLIQTRN
RERGPVAI

Download         Length: 267 bp

>AT120485 NZ_CP037943:c2350260-2349994 [Escherichia coli]
ATGGACATTAACAACAAAGCCCGCATTCATTGGGCATGCCGCCGTGGTATGCGCGAACTCGATATTTCAATCATGCCGTT
TTTCGAACATGAGTACGACAGCTTAAGCGATGACGAAAAACGCATCTTTATTCGTCTGCTGGAATGTGACGATCCGGACC
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 A0A7U9LFV7

Antitoxin

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

References