Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 3925116..3925770 Replicon chromosome
Accession NZ_CP029111
Organism Escherichia coli strain AR436

Toxin (Protein)


Gene name cptA Uniprot ID F4NJ21
Locus tag CSC23_RS20880 Protein ID WP_000244772.1
Coordinates 3925363..3925770 (+) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag CSC23_RS20875 Protein ID WP_000354046.1
Coordinates 3925116..3925382 (+) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
CSC23_RS20850 3920285..3921028 + 744 WP_000951941.1 SDR family oxidoreductase -
CSC23_RS20855 3921085..3922518 - 1434 WP_001307385.1 6-phospho-beta-glucosidase BglA -
CSC23_RS20860 3922563..3922874 + 312 WP_001182945.1 N(4)-acetylcytidine aminohydrolase -
CSC23_RS20865 3923038..3923697 + 660 WP_000250274.1 hemolysin III family protein -
CSC23_RS20870 3923893..3924873 - 981 WP_000886095.1 tRNA-modifying protein YgfZ -
CSC23_RS20875 3925116..3925382 + 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
CSC23_RS20880 3925363..3925770 + 408 WP_000244772.1 protein YgfX Toxin
CSC23_RS20885 3925810..3926331 - 522 WP_001055874.1 flavodoxin FldB -
CSC23_RS20890 3926443..3927339 + 897 WP_000806637.1 site-specific tyrosine recombinase XerD -
CSC23_RS20895 3927364..3928074 + 711 WP_000715208.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
CSC23_RS20900 3928080..3929813 + 1734 WP_000813220.1 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

>T104925 WP_000244772.1 NZ_CP029111:3925363-3925770 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWCIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

>T104925 NZ_CP029111:3925363-3925770 [Escherichia coli]
GTGGTCCTGTGGCAATCTGATTTGCGCGTCTCCTGGCGCGCACAGTGGCTTTCCTTGCTGATTCATGGGCTGGTTGCCGC
TGTTATTTTACTCATGCCCTGGCCACTCAGTTACACCCCGTTATGGATGGTGTTACTTTCGCTGGTGGTGTTTGATTGCG
TTCGCAGCCAGCGGCGTATTAATGCTCGCCAGGGGGAAATTCGCTTGTTGATGGACGGGCGTTTGCGTTGGCAAGGGCAG
GAGTGGTGCATCGTCAAAGCACCGTGGATGATTAAGAGCGGCATGATGCTGCGTTTACGTTCTGATGGCGGTAAACGGCA
ACATTTATGGCTGGCAGCCGACAGCATGGACGAAGCCGAATGGCGGGATTTACGGCGGATTTTGTTGCAACAAGAGACGC
AAAGATAA

Antitoxin


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

>AT104925 WP_000354046.1 NZ_CP029111:3925116-3925382 [Escherichia coli]
MDINNKARIHWACRRGMRELDISIMPFFEHEYDSLSDDEKRIFIRLLECDDPDLFNWLMNHGKPADAELEMMVRLIQTRN
RERGPVAI

Download         Length: 267 bp

>AT104925 NZ_CP029111:3925116-3925382 [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