Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 3009661..3010315 Replicon chromosome
Accession NZ_CP034658
Organism Escherichia coli strain ATCC 98082

Toxin (Protein)


Gene name cptA Uniprot ID S1EEB2
Locus tag EKH78_RS14565 Protein ID WP_000244777.1
Coordinates 3009661..3010068 (-) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag EKH78_RS14570 Protein ID WP_000354046.1
Coordinates 3010049..3010315 (-) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
EKH78_RS14545 (3005618) 3005618..3007351 - 1734 WP_000813200.1 single-stranded-DNA-specific exonuclease RecJ -
EKH78_RS14550 (3007357) 3007357..3008067 - 711 WP_000715214.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
EKH78_RS14555 (3008092) 3008092..3008988 - 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
EKH78_RS14560 (3009100) 3009100..3009621 + 522 WP_001055874.1 flavodoxin FldB -
EKH78_RS14565 (3009661) 3009661..3010068 - 408 WP_000244777.1 protein YgfX Toxin
EKH78_RS14570 (3010049) 3010049..3010315 - 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
EKH78_RS14575 (3010558) 3010558..3011538 + 981 WP_000886062.1 tRNA-modifying protein YgfZ -
EKH78_RS14580 (3011734) 3011734..3012393 - 660 WP_000250274.1 hemolysin III family protein -
EKH78_RS14585 (3012557) 3012557..3012868 - 312 WP_001182957.1 N(4)-acetylcytidine aminohydrolase -
EKH78_RS14590 (3012913) 3012913..3014346 + 1434 WP_001336277.1 6-phospho-beta-glucosidase BglA -
EKH78_RS14595 (3014403) 3014403..3015146 - 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

>T116328 WP_000244777.1 NZ_CP034658:c3010068-3009661 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWSIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

>T116328 NZ_CP034658:c3010068-3009661 [Escherichia coli]
GTGGTCCTGTGGCAATCTGATTTGCGCGTCTCCTGGCGCGCACAGTGGCTTTCCTTGCTGATTCATGGGCTGGTTGCCGC
TGTTATTTTACTCATGCCCTGGCCACTCAGTTACACCCCGTTATGGATGGTGTTACTTTCGCTGGTGGTGTTTGATTGCG
TTCGCAGCCAGCGGCGTATTAATGCTCGCCAGGGGGAAATTCGCTTGTTGATGGACGGGCGTTTGCGTTGGCAAGGGCAG
GAGTGGAGCATCGTCAAAGCACCGTGGATGATTAAGAGCGGCATGATGCTGCGTTTACGTTCTGATGGCGGTAAACGGCA
ACATTTATGGCTGGCAGCCGACAGCATGGACGAAGCTGAATGGCGGGATTTACGGCGGATTTTGTTGCAACAAGAGACGC
AAAGATAA

Antitoxin


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

>AT116328 WP_000354046.1 NZ_CP034658:c3010315-3010049 [Escherichia coli]
MDINNKARIHWACRRGMRELDISIMPFFEHEYDSLSDDEKRIFIRLLECDDPDLFNWLMNHGKPADAELEMMVRLIQTRN
RERGPVAI

Download         Length: 267 bp

>AT116328 NZ_CP034658:c3010315-3010049 [Escherichia coli]
ATGGACATTAACAACAAAGCCCGCATTCATTGGGCATGCCGCCGTGGTATGCGCGAACTCGATATTTCAATCATGCCGTT
TTTCGAACATGAGTACGACAGCTTAAGCGATGACGAAAAACGCATCTTTATTCGTCTGCTGGAATGTGACGATCCGGACC
TGTTTAACTGGCTGATGAATCACGGTAAACCGGCCGATGCAGAACTGGAAATGATGGTCCGACTCATCCAGACACGGAAC
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 A0A7U9LFV7

Antitoxin

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

References