Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 978283..978937 Replicon chromosome
Accession NZ_LR134080
Organism Escherichia coli strain NCTC9082

Toxin (Protein)


Gene name cptA Uniprot ID F4NJ21
Locus tag EL023_RS04875 Protein ID WP_000244772.1
Coordinates 978530..978937 (+) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag EL023_RS04870 Protein ID WP_000354046.1
Coordinates 978283..978549 (+) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
EL023_RS04845 973451..974194 + 744 WP_000951964.1 SDR family oxidoreductase -
EL023_RS04850 974251..975684 - 1434 WP_001307385.1 6-phospho-beta-glucosidase BglA -
EL023_RS04855 975729..976040 + 312 WP_001182954.1 N(4)-acetylcytidine aminohydrolase -
EL023_RS04860 976204..976863 + 660 WP_000250274.1 hemolysin III family protein -
EL023_RS04865 977059..978040 - 982 Protein_929 tRNA-modifying protein YgfZ -
EL023_RS04870 978283..978549 + 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
EL023_RS04875 978530..978937 + 408 WP_000244772.1 protein YgfX Toxin
EL023_RS04880 978977..979498 - 522 WP_001055874.1 flavodoxin FldB -
EL023_RS04885 979610..980506 + 897 WP_126492170.1 site-specific tyrosine recombinase XerD -
EL023_RS04890 980531..981241 + 711 WP_000715214.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
EL023_RS04895 981247..982980 + 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

>T286650 WP_000244772.1 NZ_LR134080:978530-978937 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWCIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

Antitoxin


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

>AT286650 WP_000354046.1 NZ_LR134080:978283-978549 [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 A0A0E0XYB4

Antitoxin

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

References