Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 3119749..3120403 Replicon chromosome
Accession NZ_CP053604
Organism Escherichia coli strain NEB10-beta

Toxin (Protein)


Gene name cptA Uniprot ID S1EEB2
Locus tag HO394_RS15155 Protein ID WP_000244777.1
Coordinates 3119749..3120156 (-) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag HO394_RS15160 Protein ID WP_000354046.1
Coordinates 3120137..3120403 (-) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
HO394_RS15135 3115706..3117439 - 1734 WP_000813200.1 single-stranded-DNA-specific exonuclease RecJ -
HO394_RS15140 3117445..3118155 - 711 WP_000715214.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
HO394_RS15145 3118180..3119076 - 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
HO394_RS15150 3119188..3119709 + 522 WP_001055874.1 flavodoxin FldB -
HO394_RS15155 3119749..3120156 - 408 WP_000244777.1 toxin CptA Toxin
HO394_RS15160 3120137..3120403 - 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
HO394_RS15165 3120646..3121626 + 981 WP_000886062.1 tRNA-modifying protein YgfZ -
HO394_RS15170 3121822..3122481 - 660 WP_000250274.1 hemolysin III family protein -
HO394_RS15175 3122645..3122956 - 312 WP_001182957.1 N(4)-acetylcytidine aminohydrolase -
HO394_RS15180 3123001..3124434 + 1434 WP_001336277.1 6-phospho-beta-glucosidase BglA -
HO394_RS15185 3124491..3125234 - 744 WP_000951964.1 SDR family oxidoreductase -

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

>T157116 WP_000244777.1 NZ_CP053604:c3120156-3119749 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWSIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

>T157116 NZ_CP069076:2917779-2918219 [Mycobacterium tuberculosis]
ATGCTGCTCTGTGACACCAACATCTGGCTGGCGTTGGCGCTTTCCGGACACGTGCACCACAGGGCCTCGCGCGCATGGCT
AGACACCATCAACGCGCCCGGAGTCATCCACTTTTGCCGCGCAACCCAACAGTCGCTCCTTCGGCTGTTGACGAATCGGA
CGGTGCTGGGCGCGTATGGCAGCCCACCACTGACCAACCGCGAAGCGTGGGCGGCCTATGCCGCGTTCCTGGATGACGAC
CGCATCGTGCTGGCCGGCGCCGAACCTGATGGTTTGGAGGCCCAGTGGAGAGCCTTCGCCGTTCGCCAGTCGCCGGCGCC
CAAGGTTTGGATGGATGCCTACCTAGCTGCTTTCGCACTTACCGGTGGATTCGAGTTGGTGACGACTGACACCGCCTTCA
CCCAGTACGGCGGAATCGAGCTGCGGCTCCTGGCCAAGTGA

Antitoxin


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

>AT157116 WP_000354046.1 NZ_CP053604:c3120403-3120137 [Escherichia coli]
MDINNKARIHWACRRGMRELDISIMPFFEHEYDSLSDDEKRIFIRLLECDDPDLFNWLMNHGKPADAELEMMVRLIQTRN
RERGPVAI

Download         Length: 267 bp

>AT157116 NZ_CP069076:2917505-2917792 [Mycobacterium tuberculosis]
ATGAAGACCACGCTCGACCTGCCTGATGAACTGATGCGCGCTATCAAGGTCCGCGCGGCGCAGCAGGGCCGCAAGATGAA
AGATGTCGTGACCGAACTGCTCAGATCCGGTCTGTCCCAGACGCACAGCGGGGCTCCAATCCCAACGCCGCGGCGCGTGC
AGCTTCCCCTGGTGCATTGCGGTGGCGCGGCTACCCGCGAACAAGAAATGACGCCGGAGCGTGTTGCCGCGGCCTTGCTC
GACCAGGAGGCCCAGTGGTGGTCCGGACACGACGATGCTGCTCTGTGA

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