Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 881651..882305 Replicon chromosome
Accession NZ_CP059947
Organism Escherichia coli strain 268.2

Toxin (Protein)


Gene name cptA Uniprot ID F4NJ21
Locus tag H5C70_RS04300 Protein ID WP_000244772.1
Coordinates 881898..882305 (+) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag H5C70_RS04295 Protein ID WP_000354046.1
Coordinates 881651..881917 (+) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
H5C70_RS04270 876939..877682 + 744 WP_000951964.1 SDR family oxidoreductase -
H5C70_RS04275 877739..879172 - 1434 WP_001363803.1 6-phospho-beta-glucosidase BglA -
H5C70_RS04280 879217..879528 + 312 WP_001182944.1 N(4)-acetylcytidine aminohydrolase -
H5C70_RS04285 879692..880351 + 660 WP_000250274.1 hemolysin III family protein -
H5C70_RS04290 880428..881408 - 981 WP_000886062.1 tRNA-modifying protein YgfZ -
H5C70_RS04295 881651..881917 + 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
H5C70_RS04300 881898..882305 + 408 WP_000244772.1 protein YgfX Toxin
H5C70_RS04305 882345..882866 - 522 WP_001055874.1 flavodoxin FldB -
H5C70_RS04310 882978..883874 + 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
H5C70_RS04315 883899..884609 + 711 WP_000715214.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
H5C70_RS04320 884615..886348 + 1734 WP_000813215.1 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: 16048.02 Da        Isoelectric Point: 11.2511

>T169458 WP_000244772.1 NZ_CP059947:881898-882305 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWCIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

>T169458 NZ_CP076493:c2990165-2990022 [Enterococcus faecalis]
ATGCACGTATTTCCGAAATTCACAGAAAGGAGAGGCCTTTTGTCAGCATATGAAACAATTCAGACAATTCTTGGGTTTGG
TATGTTTACCATTGCTTTGATTGCGCTGATTGTGAAATTGCTTAAAAATGACAAGAAAAAATAA

Antitoxin


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

>AT169458 WP_000354046.1 NZ_CP059947:881651-881917 [Escherichia coli]
MDINNKARIHWACRRGMRELDISIMPFFEHEYDSLSDDEKRIFIRLLECDDPDLFNWLMNHGKPADAELEMMVRLIQTRN
RERGPVAI

Download         Length: 267 bp

>AT169458 NZ_CP076493:2990266-2990420 [Enterococcus faecalis]
TTTTTAGGTAAGTGTGCTATAATAGCAATGAAAAGAGAGGTATGCGCCAACATACCTCTCTAGTGTAGAGCGGTTTAAGA
CGGTGACCTTTTGGATTATTTAAAAATAACCGTACTTGGTCAAAGTAGACGGTTATTTTTTCTTGTCTTCTTTAA

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 A0A0E0XYB4

Antitoxin

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

References