Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 3343214..3343868 Replicon chromosome
Accession NC_017633
Organism Escherichia coli ETEC H10407

Toxin (Protein)


Gene name cptA Uniprot ID S1EEB2
Locus tag ETEC_RS16790 Protein ID WP_000244777.1
Coordinates 3343214..3343621 (-) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag ETEC_RS16795 Protein ID WP_000354046.1
Coordinates 3343602..3343868 (-) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
ETEC_RS16770 3339171..3340904 - 1734 WP_000813197.1 single-stranded-DNA-specific exonuclease RecJ -
ETEC_RS16775 3340910..3341620 - 711 WP_000715214.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
ETEC_RS16780 3341645..3342541 - 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
ETEC_RS16785 3342653..3343174 + 522 WP_001055874.1 flavodoxin FldB -
ETEC_RS16790 3343214..3343621 - 408 WP_000244777.1 toxin CptA Toxin
ETEC_RS16795 3343602..3343868 - 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
ETEC_RS16800 3344111..3345091 + 981 WP_000886062.1 tRNA-modifying protein YgfZ -
ETEC_RS16805 3345287..3345946 - 660 WP_000250274.1 hemolysin III family protein -
ETEC_RS16810 3346110..3346421 - 312 WP_001182957.1 N(4)-acetylcytidine aminohydrolase -
ETEC_RS16815 3346466..3347899 + 1434 WP_001336277.1 6-phospho-beta-glucosidase BglA -
ETEC_RS16820 3347956..3348699 - 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

>T27319 WP_000244777.1 NC_017633:c3343621-3343214 [Escherichia coli ETEC H10407]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWSIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

>T27319 NC_017633:c3343621-3343214 [Escherichia coli ETEC H10407]
GTGGTCCTGTGGCAATCTGATTTGCGCGTCTCCTGGCGCGCACAGTGGCTTTCCTTGCTGATTCATGGGCTGGTTGCCGC
TGTTATTTTACTCATGCCCTGGCCACTCAGTTACACCCCGTTATGGATGGTGTTACTTTCGCTGGTGGTGTTTGATTGCG
TTCGCAGCCAGCGGCGTATTAATGCTCGCCAGGGGGAAATTCGCTTGTTGATGGACGGGCGTTTGCGTTGGCAAGGGCAG
GAGTGGAGCATCGTCAAAGCACCGTGGATGATTAAGAGCGGCATGATGCTGCGTTTACGTTCTGATGGCGGTAAACGGCA
ACATTTATGGCTGGCAGCCGACAGCATGGACGAAGCTGAATGGCGGGATTTACGGCGGATTTTGTTGCAACAAGAGACGC
AAAGATAA

Antitoxin


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

>AT27319 WP_000354046.1 NC_017633:c3343868-3343602 [Escherichia coli ETEC H10407]
MDINNKARIHWACRRGMRELDISIMPFFEHEYDSLSDDEKRIFIRLLECDDPDLFNWLMNHGKPADAELEMMVRLIQTRN
RERGPVAI

Download         Length: 267 bp

>AT27319 NC_017633:c3343868-3343602 [Escherichia coli ETEC H10407]
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