Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 859107..859761 Replicon chromosome
Accession NZ_LR134236
Organism Escherichia coli strain NCTC9008

Toxin (Protein)


Gene name cptA Uniprot ID S1EEB2
Locus tag EL127_RS04200 Protein ID WP_000244777.1
Coordinates 859354..859761 (+) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag EL127_RS04195 Protein ID WP_000354046.1
Coordinates 859107..859373 (+) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
EL127_RS04170 854276..855019 + 744 WP_000951948.1 SDR family oxidoreductase -
EL127_RS04175 855076..856509 - 1434 WP_001338826.1 6-phospho-beta-glucosidase BglA -
EL127_RS04180 856554..856865 + 312 WP_001182954.1 N(4)-acetylcytidine aminohydrolase -
EL127_RS04185 857029..857688 + 660 WP_000250274.1 hemolysin III family protein -
EL127_RS04190 857884..858864 - 981 WP_000886062.1 tRNA-modifying protein YgfZ -
EL127_RS04195 859107..859373 + 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
EL127_RS04200 859354..859761 + 408 WP_000244777.1 toxin CptA Toxin
EL127_RS04205 859801..860322 - 522 WP_001055874.1 flavodoxin FldB -
EL127_RS04210 860434..861330 + 897 WP_000806639.1 site-specific tyrosine recombinase XerD -
EL127_RS04215 861355..862065 + 711 WP_000715216.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
EL127_RS04220 862071..863804 + 1734 WP_126496928.1 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: 16031.96 Da        Isoelectric Point: 11.5202

>T287263 WP_000244777.1 NZ_LR134236:859354-859761 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWSIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

Antitoxin


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

>AT287263 WP_000354046.1 NZ_LR134236:859107-859373 [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 A0A7U9LFV7

Antitoxin

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

References