Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 4230679..4231333 Replicon chromosome
Accession NZ_CP011018
Organism Escherichia coli strain CI5

Toxin (Protein)


Gene name cptA Uniprot ID F4NJ21
Locus tag VK74_RS21020 Protein ID WP_000244772.1
Coordinates 4230926..4231333 (+) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag VK74_RS21015 Protein ID WP_000354046.1
Coordinates 4230679..4230945 (+) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
VK74_RS20990 4225848..4226591 + 744 WP_000951964.1 SDR family oxidoreductase -
VK74_RS20995 4226648..4228081 - 1434 WP_001363803.1 6-phospho-beta-glucosidase BglA -
VK74_RS21000 4228126..4228437 + 312 WP_001182954.1 N(4)-acetylcytidine aminohydrolase -
VK74_RS21005 4228601..4229260 + 660 WP_000250274.1 hemolysin III family protein -
VK74_RS21010 4229456..4230436 - 981 WP_000886095.1 tRNA-modifying protein YgfZ -
VK74_RS21015 4230679..4230945 + 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
VK74_RS21020 4230926..4231333 + 408 WP_000244772.1 protein YgfX Toxin
VK74_RS21025 4231373..4231894 - 522 WP_001055874.1 flavodoxin FldB -
VK74_RS21030 4232006..4232902 + 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
VK74_RS21035 4232927..4233637 + 711 WP_000715214.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
VK74_RS21040 4233643..4235376 + 1734 WP_000813215.1 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: 16048.02 Da        Isoelectric Point: 11.2511

>T53193 WP_000244772.1 NZ_CP011018:4230926-4231333 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWCIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

>T53193 NZ_CP011018:4230926-4231333 [Escherichia coli]
GTGGTCCTGTGGCAATCTGATTTGCGCGTCTCCTGGCGCGCACAGTGGCTTTCCTTGCTGATTCATGGGCTGGTTGCCGC
TGTTATTTTACTCATGCCCTGGCCACTCAGTTACACCCCGTTATGGATGGTGTTACTTTCGCTGGTGGTGTTTGATTGCG
TTCGCAGCCAGCGGCGTATTAATGCTCGCCAGGGGGAAATTCGCTTGTTGATGGACGGGCGTTTGCGTTGGCAAGGGCAG
GAGTGGTGCATCGTCAAAGCACCGTGGATGATTAAGAGCGGCATGATGCTGCGTTTACGTTCTGATGGCGGTAAACGGCA
ACATTTATGGCTGGCAGCCGACAGCATGGACGAAGCCGAATGGCGGGATTTACGGCGGATTTTGTTGCAACAAGAGACGC
AAAGATAA

Antitoxin


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

>AT53193 WP_000354046.1 NZ_CP011018:4230679-4230945 [Escherichia coli]
MDINNKARIHWACRRGMRELDISIMPFFEHEYDSLSDDEKRIFIRLLECDDPDLFNWLMNHGKPADAELEMMVRLIQTRN
RERGPVAI

Download         Length: 267 bp

>AT53193 NZ_CP011018:4230679-4230945 [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