Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 887885..888539 Replicon chromosome
Accession NZ_CP032986
Organism Escherichia coli strain BE2-5

Toxin (Protein)


Gene name cptA Uniprot ID S1EEB2
Locus tag D9V56_RS04430 Protein ID WP_000244777.1
Coordinates 888132..888539 (+) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag D9V56_RS04425 Protein ID WP_000354046.1
Coordinates 887885..888151 (+) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
D9V56_RS04400 883054..883797 + 744 WP_000951962.1 SDR family oxidoreductase -
D9V56_RS04405 883854..885287 - 1434 WP_001338826.1 6-phospho-beta-glucosidase BglA -
D9V56_RS04410 885332..885643 + 312 WP_001182954.1 N(4)-acetylcytidine aminohydrolase -
D9V56_RS04415 885807..886466 + 660 WP_000250274.1 hemolysin III family protein -
D9V56_RS04420 886662..887642 - 981 WP_001625883.1 tRNA-modifying protein YgfZ -
D9V56_RS04425 887885..888151 + 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
D9V56_RS04430 888132..888539 + 408 WP_000244777.1 toxin CptA Toxin
D9V56_RS04435 888579..889100 - 522 WP_001055874.1 flavodoxin FldB -
D9V56_RS04440 889212..890108 + 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
D9V56_RS04445 890133..890843 + 711 WP_000715210.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
D9V56_RS04450 890849..892582 + 1734 WP_000813198.1 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

>T112867 WP_000244777.1 NZ_CP032986:888132-888539 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWSIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

>T112867 NZ_CP032986:888132-888539 [Escherichia coli]
GTGGTCCTGTGGCAATCTGATTTGCGCGTCTCCTGGCGCGCACAGTGGCTTTCCTTGCTGATTCATGGGCTGGTTGCCGC
TGTTATTTTACTCATGCCCTGGCCGCTCAGTTACACCCCGTTATGGATGGTGTTACTTTCGCTGGTGGTGTTTGATTGCG
TTCGCAGCCAGCGGCGTATTAATGCTCGCCAGGGGGAAATTCGCTTGTTGATGGACGGGCGTTTGCGTTGGCAAGGGCAG
GAGTGGAGCATCGTCAAAGCACCGTGGATGATTAAGAGCGGCATGATGCTGCGTTTACGTTCTGATGGCGGTAAACGGCA
ACATTTATGGCTGGCAGCCGACAGCATGGACGAAGCCGAATGGCGGGATTTACGGCGGATTTTGTTGCAACAAGAGACGC
AAAGATAA

Antitoxin


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

>AT112867 WP_000354046.1 NZ_CP032986:887885-888151 [Escherichia coli]
MDINNKARIHWACRRGMRELDISIMPFFEHEYDSLSDDEKRIFIRLLECDDPDLFNWLMNHGKPADAELEMMVRLIQTRN
RERGPVAI

Download         Length: 267 bp

>AT112867 NZ_CP032986:887885-888151 [Escherichia coli]
ATGGACATTAACAACAAAGCCCGCATTCATTGGGCATGCCGCCGTGGTATGCGCGAACTCGATATTTCAATCATGCCGTT
TTTCGAACATGAGTACGACAGCTTAAGCGATGACGAAAAACGCATCTTTATTCGTCTGCTGGAATGTGACGATCCGGACC
TGTTCAACTGGCTAATGAATCACGGTAAACCGGCCGATGCAGAACTGGAAATGATGGTCCGACTCATCCAGACACGGAAC
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