Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 891493..892147 Replicon chromosome
Accession NZ_CP025950
Organism Escherichia coli strain SCEC020023

Toxin (Protein)


Gene name cptA Uniprot ID S1PAM6
Locus tag C1A20_RS05820 Protein ID WP_000244781.1
Coordinates 891740..892147 (+) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag C1A20_RS05815 Protein ID WP_000354046.1
Coordinates 891493..891759 (+) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
C1A20_RS05795 887581..889014 - 1434 WP_001521235.1 6-phospho-beta-glucosidase BglA -
C1A20_RS05800 889059..889370 + 312 WP_001182949.1 N(4)-acetylcytidine aminohydrolase -
C1A20_RS05805 889534..890193 + 660 WP_000250269.1 hemolysin III family protein -
C1A20_RS05810 890270..891250 - 981 WP_000886050.1 tRNA-modifying protein YgfZ -
C1A20_RS05815 891493..891759 + 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
C1A20_RS05820 891740..892147 + 408 WP_000244781.1 protein YgfX Toxin
C1A20_RS05825 892187..892708 - 522 WP_001521233.1 flavodoxin FldB -
C1A20_RS05830 892820..893716 + 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
C1A20_RS05835 893741..894451 + 711 WP_001521231.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
C1A20_RS05840 894457..896190 + 1734 WP_021523238.1 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: 16061.99 Da        Isoelectric Point: 11.5202

>T92537 WP_000244781.1 NZ_CP025950:891740-892147 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWSIVKAPWMIKSGMMLRLRSDSGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

>T92537 NZ_CP025950:891740-892147 [Escherichia coli]
GTGGTCCTGTGGCAATCTGATCTGCGCGTCTCCTGGCGCGCACAGTGGCTTTCCTTGCTGATCCACGGGCTGGTTGCCGC
TGTTATTTTACTCATGCCCTGGCCGCTCAGTTACACCCCGTTATGGATGGTGTTACTTTCGCTGGTGGTGTTTGATTGCG
TTCGCAGCCAGCGGCGCATTAATGCTCGCCAGGGGGAAATTCGCCTGTTGATGGACGGGCGTTTGCGCTGGCAAGGGCAG
GAGTGGAGCATCGTCAAAGCGCCGTGGATGATTAAGAGCGGCATGATGCTGCGTTTACGTTCTGACAGCGGTAAACGGCA
ACATTTATGGCTGGCAGCCGACAGCATGGACGAAGCCGAATGGCGGGATTTACGGCGGATATTGTTGCAACAAGAGACGC
AAAGATAA

Antitoxin


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

>AT92537 WP_000354046.1 NZ_CP025950:891493-891759 [Escherichia coli]
MDINNKARIHWACRRGMRELDISIMPFFEHEYDSLSDDEKRIFIRLLECDDPDLFNWLMNHGKPADAELEMMVRLIQTRN
RERGPVAI

Download         Length: 267 bp

>AT92537 NZ_CP025950:891493-891759 [Escherichia coli]
ATGGACATTAACAACAAAGCCCGCATTCATTGGGCATGCCGCCGTGGTATGCGCGAACTCGATATTTCAATCATGCCGTT
TTTCGAACATGAGTACGACAGCTTAAGCGATGACGAAAAACGCATCTTTATTCGTCTGCTGGAGTGTGACGATCCCGATC
TGTTTAACTGGCTGATGAACCACGGTAAACCGGCCGATGCAGAACTGGAAATGATGGTCCGACTCATCCAGACACGGAAC
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 S1PAM6

Antitoxin

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

References