Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 1933796..1934450 Replicon chromosome
Accession NZ_CP015912
Organism Escherichia coli strain 210205630

Toxin (Protein)


Gene name cptA Uniprot ID F4NJ21
Locus tag A9C00_RS09670 Protein ID WP_000244772.1
Coordinates 1933796..1934203 (-) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag A9C00_RS09675 Protein ID WP_000354046.1
Coordinates 1934184..1934450 (-) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
A9C00_RS09650 1929753..1931486 - 1734 WP_000813215.1 single-stranded-DNA-specific exonuclease RecJ -
A9C00_RS09655 1931492..1932202 - 711 WP_000715214.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
A9C00_RS09660 1932227..1933123 - 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
A9C00_RS09665 1933235..1933756 + 522 WP_001055874.1 flavodoxin FldB -
A9C00_RS09670 1933796..1934203 - 408 WP_000244772.1 protein YgfX Toxin
A9C00_RS09675 1934184..1934450 - 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
A9C00_RS09680 1934693..1935673 + 981 WP_000886062.1 tRNA-modifying protein YgfZ -
A9C00_RS09685 1935926..1936906 + 981 WP_000399597.1 IS110-like element IS621 family transposase -
A9C00_RS09690 1937029..1937688 - 660 WP_000250274.1 hemolysin III family protein -
A9C00_RS09695 1937852..1938163 - 312 WP_001679467.1 N(4)-acetylcytidine aminohydrolase -

Associated MGEs

MGE
detail		 Similar
MGEs		 Relative
position		 MGE Type Cargo ARG Virulence gene Coordinates Length (bp)
- flank IS/Tn - - 1935926..1936906 980


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

>T63909 WP_000244772.1 NZ_CP015912:c1934203-1933796 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWCIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

>T63909 NZ_CP015912:c1934203-1933796 [Escherichia coli]
GTGGTCCTGTGGCAATCTGATTTGCGCGTCTCCTGGCGCGCACAGTGGCTTTCCTTGCTGATTCATGGGCTGGTTGCCGC
TGTTATTTTACTCATGCCCTGGCCACTCAGTTACACCCCGTTATGGATGGTGTTACTTTCGCTGGTGGTGTTTGATTGCG
TTCGCAGCCAGCGGCGTATTAATGCTCGCCAGGGGGAAATTCGCTTGTTGATGGACGGGCGTTTGCGTTGGCAAGGGCAG
GAGTGGTGCATCGTCAAAGCACCGTGGATGATTAAGAGCGGCATGATGCTGCGTTTACGTTCTGATGGCGGTAAACGGCA
ACATTTATGGCTGGCAGCCGACAGCATGGACGAAGCCGAATGGCGGGATTTACGGCGGATTTTGTTGCAACAAGAGACGC
AAAGATAA

Antitoxin


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

>AT63909 WP_000354046.1 NZ_CP015912:c1934450-1934184 [Escherichia coli]
MDINNKARIHWACRRGMRELDISIMPFFEHEYDSLSDDEKRIFIRLLECDDPDLFNWLMNHGKPADAELEMMVRLIQTRN
RERGPVAI

Download         Length: 267 bp

>AT63909 NZ_CP015912:c1934450-1934184 [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