Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 879908..880562 Replicon chromosome
Accession NZ_CP127848
Organism Escherichia coli strain MB7671

Toxin (Protein)


Gene name cptA Uniprot ID S1EEB2
Locus tag PJZ59_RS04325 Protein ID WP_000244777.1
Coordinates 880155..880562 (+) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag PJZ59_RS04320 Protein ID WP_000354046.1
Coordinates 879908..880174 (+) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
PJZ59_RS04295 (875196) 875196..875939 + 744 Protein_842 SDR family oxidoreductase -
PJZ59_RS04300 (875996) 875996..877429 - 1434 WP_001363803.1 6-phospho-beta-glucosidase BglA -
PJZ59_RS04305 (877474) 877474..877785 + 312 WP_001679467.1 N(4)-acetylcytidine aminohydrolase -
PJZ59_RS04310 (877949) 877949..878608 + 660 WP_000250274.1 hemolysin III family protein -
PJZ59_RS04315 (878685) 878685..879665 - 981 WP_000886062.1 tRNA-modifying protein YgfZ -
PJZ59_RS04320 (879908) 879908..880174 + 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
PJZ59_RS04325 (880155) 880155..880562 + 408 WP_000244777.1 protein YgfX Toxin
PJZ59_RS04330 (880602) 880602..881123 - 522 WP_001055874.1 flavodoxin FldB -
PJZ59_RS04335 (881235) 881235..882131 + 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
PJZ59_RS04340 (882156) 882156..882866 + 711 WP_000715214.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
PJZ59_RS04345 (882872) 882872..884605 + 1734 WP_000813212.1 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

>T284279 WP_000244777.1 NZ_CP127848:880155-880562 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWSIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

Antitoxin


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

>AT284279 WP_000354046.1 NZ_CP127848:879908-880174 [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