Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 3895282..3895936 Replicon chromosome
Accession NZ_CP031706
Organism Escherichia coli strain R1

Toxin (Protein)


Gene name cptA Uniprot ID F4NJ21
Locus tag D0T88_RS18740 Protein ID WP_000244772.1
Coordinates 3895282..3895689 (-) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag D0T88_RS18745 Protein ID WP_000354046.1
Coordinates 3895670..3895936 (-) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
D0T88_RS18720 3891239..3892972 - 1734 WP_000813220.1 single-stranded-DNA-specific exonuclease RecJ -
D0T88_RS18725 3892978..3893688 - 711 WP_000715208.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
D0T88_RS18730 3893713..3894609 - 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
D0T88_RS18735 3894721..3895242 + 522 WP_001055874.1 flavodoxin FldB -
D0T88_RS18740 3895282..3895689 - 408 WP_000244772.1 protein YgfX Toxin
D0T88_RS18745 3895670..3895936 - 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
D0T88_RS18750 3896179..3897159 + 981 WP_000886062.1 tRNA-modifying protein YgfZ -
D0T88_RS18755 3897412..3898392 + 981 WP_194418256.1 IS110-like element IS621 family transposase -
D0T88_RS18760 3898515..3899174 - 660 WP_000250274.1 hemolysin III family protein -
D0T88_RS18765 3899338..3899649 - 312 WP_001182947.1 N(4)-acetylcytidine aminohydrolase -

Associated MGEs

MGE
detail		 Similar
MGEs		 Relative
position		 MGE Type Cargo ARG Virulence gene Coordinates Length (bp)
- flank IS/Tn - - 3897412..3898392 980


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: 16048.02 Da        Isoelectric Point: 11.2511

>T109911 WP_000244772.1 NZ_CP031706:c3895689-3895282 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWCIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

>T109911 NZ_CP031706:c3895689-3895282 [Escherichia coli]
GTGGTCCTGTGGCAATCTGATTTGCGCGTCTCCTGGCGCGCACAGTGGCTTTCCTTGCTGATTCATGGGCTGGTTGCCGC
TGTTATTTTACTCATGCCCTGGCCACTCAGTTACACCCCGTTATGGATGGTGTTACTTTCGCTGGTGGTGTTTGATTGCG
TTCGCAGCCAGCGGCGTATTAATGCTCGCCAGGGGGAAATTCGCTTGTTGATGGACGGGCGTTTGCGTTGGCAAGGGCAG
GAGTGGTGCATCGTCAAAGCACCGTGGATGATTAAGAGCGGCATGATGCTGCGTTTACGTTCTGATGGCGGTAAACGGCA
ACATTTATGGCTGGCAGCCGACAGCATGGACGAAGCCGAATGGCGGGATTTACGGCGGATTTTGTTGCAACAAGAGACGC
AAAGATAA

Antitoxin


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

>AT109911 WP_000354046.1 NZ_CP031706:c3895936-3895670 [Escherichia coli]
MDINNKARIHWACRRGMRELDISIMPFFEHEYDSLSDDEKRIFIRLLECDDPDLFNWLMNHGKPADAELEMMVRLIQTRN
RERGPVAI

Download         Length: 267 bp

>AT109911 NZ_CP031706:c3895936-3895670 [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 A0A0E0XYB4

Antitoxin

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

References