Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 3412523..3413177 Replicon chromosome
Accession NZ_CP022050
Organism Escherichia coli O157 strain FDAARGOS_293

Toxin (Protein)


Gene name cptA Uniprot ID S1PAM6
Locus tag CEP72_RS17910 Protein ID WP_000244781.1
Coordinates 3412770..3413177 (+) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag CEP72_RS17905 Protein ID WP_000354046.1
Coordinates 3412523..3412789 (+) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
CEP72_RS17885 3408611..3410044 - 1434 WP_001310226.1 6-phospho-beta-glucosidase BglA -
CEP72_RS17890 3410089..3410400 + 312 WP_001182957.1 N(4)-acetylcytidine aminohydrolase -
CEP72_RS17895 3410564..3411223 + 660 WP_000250274.1 hemolysin III family protein -
CEP72_RS17900 3411300..3412280 - 981 WP_000886053.1 tRNA-modifying protein YgfZ -
CEP72_RS17905 3412523..3412789 + 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
CEP72_RS17910 3412770..3413177 + 408 WP_000244781.1 protein YgfX Toxin
CEP72_RS17915 3413217..3413738 - 522 WP_001055874.1 flavodoxin FldB -
CEP72_RS17920 3413850..3414746 + 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
CEP72_RS17925 3414771..3415481 + 711 WP_000715214.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
CEP72_RS17930 3415487..3417220 + 1734 WP_000813185.1 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: 16061.99 Da        Isoelectric Point: 11.5202

>T78281 WP_000244781.1 NZ_CP022050:3412770-3413177 [Escherichia coli O157]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWSIVKAPWMIKSGMMLRLRSDSGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

>T78281 NZ_CP022050:3412770-3413177 [Escherichia coli O157]
GTGGTCCTGTGGCAATCTGATTTGCGCGTCTCCTGGCGCGCACAGTGGCTTTCCTTGCTGATTCATGGGCTGGTTGCCGC
TGTTATTTTACTCATGCCCTGGCCGCTCAGTTACACCCCGTTATGGATGGTGTTACTTTCGCTGGTGGTGTTTGATTGCG
TTCGCAGCCAGCGGCGTATTAATGCTCGCCAGGGGGAAATTCGCTTGTTGATGGACGGGCGTTTGCGTTGGCAAGGGCAG
GAGTGGAGCATCGTCAAAGCGCCGTGGATGATTAAGAGCGGCATGATGCTGCGTTTACGTTCTGATAGCGGTAAACGGCA
ACATTTATGGCTGGCAGCCGACAGCATGGACGAAGCCGAATGGCGGGATTTACGGCGGATTTTGTTGCAACAAGAGACGC
AAAGATAA

Antitoxin


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

>AT78281 WP_000354046.1 NZ_CP022050:3412523-3412789 [Escherichia coli O157]
MDINNKARIHWACRRGMRELDISIMPFFEHEYDSLSDDEKRIFIRLLECDDPDLFNWLMNHGKPADAELEMMVRLIQTRN
RERGPVAI

Download         Length: 267 bp

>AT78281 NZ_CP022050:3412523-3412789 [Escherichia coli O157]
ATGGACATTAACAACAAAGCCCGCATTCATTGGGCATGCCGCCGTGGTATGCGCGAACTCGATATTTCAATCATGCCGTT
TTTCGAACATGAGTATGACAGCTTAAGCGATGACGAAAAACGCATCTTTATTCGTCTGCTGGAATGTGACGATCCCGATC
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 S1PAM6

Antitoxin

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

References