Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 901042..901696 Replicon chromosome
Accession NZ_CP035944
Organism Escherichia coli strain AR24.2b

Toxin (Protein)


Gene name cptA Uniprot ID S1EEB2
Locus tag EXT04_RS04425 Protein ID WP_000244777.1
Coordinates 901289..901696 (+) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag EXT04_RS04420 Protein ID WP_000354046.1
Coordinates 901042..901308 (+) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
EXT04_RS04395 896330..897073 + 744 Protein_858 SDR family oxidoreductase -
EXT04_RS04400 897130..898563 - 1434 WP_001363803.1 6-phospho-beta-glucosidase BglA -
EXT04_RS04405 898608..898919 + 312 WP_001679467.1 N(4)-acetylcytidine aminohydrolase -
EXT04_RS04410 899083..899742 + 660 WP_000250274.1 hemolysin III family protein -
EXT04_RS04415 899819..900799 - 981 WP_000886062.1 tRNA-modifying protein YgfZ -
EXT04_RS04420 901042..901308 + 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
EXT04_RS04425 901289..901696 + 408 WP_000244777.1 toxin CptA Toxin
EXT04_RS04430 901736..902257 - 522 WP_001055874.1 flavodoxin FldB -
EXT04_RS04435 902369..903265 + 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
EXT04_RS04440 903290..904000 + 711 WP_000715214.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
EXT04_RS04445 904006..905739 + 1734 WP_000813212.1 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: 16031.96 Da        Isoelectric Point: 11.5202

>T119098 WP_000244777.1 NZ_CP035944:901289-901696 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWSIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

>T119098 NZ_CP035944:901289-901696 [Escherichia coli]
GTGGTCCTGTGGCAATCTGATTTGCGCGTCTCCTGGCGCGCACAGTGGCTTTCCTTGCTGATTCATGGGCTGGTTGCCGC
TGTTATTTTACTCATGCCCTGGCCACTCAGTTACACCCCGTTATGGATGGTGTTACTTTCGCTGGTGGTGTTTGATTGCG
TTCGCAGCCAGCGGCGTATTAATGCTCGCCAGGGGGAAATTCGCTTGTTGATGGACGGGCGTTTGCGTTGGCAAGGGCAG
GAGTGGAGCATCGTCAAAGCACCGTGGATGATTAAGAGCGGCATGATGCTGCGTTTACGTTCTGATGGCGGTAAACGGCA
ACATTTATGGCTGGCAGCCGACAGCATGGACGAAGCCGAATGGCGGGATTTACGGCGGATTTTGTTGCAACAAGAGACGC
AAAGATAA

Antitoxin


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

>AT119098 WP_000354046.1 NZ_CP035944:901042-901308 [Escherichia coli]
MDINNKARIHWACRRGMRELDISIMPFFEHEYDSLSDDEKRIFIRLLECDDPDLFNWLMNHGKPADAELEMMVRLIQTRN
RERGPVAI

Download         Length: 267 bp

>AT119098 NZ_CP035944:901042-901308 [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