Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 845885..846539 Replicon chromosome
Accession NZ_CP041302
Organism Escherichia coli strain MSHS 472

Toxin (Protein)


Gene name cptA Uniprot ID F4NJ21
Locus tag FK543_RS05145 Protein ID WP_000244772.1
Coordinates 846132..846539 (+) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag FK543_RS05140 Protein ID WP_000354046.1
Coordinates 845885..846151 (+) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
FK543_RS05115 841173..841916 + 744 WP_000951964.1 SDR family oxidoreductase -
FK543_RS05120 841973..843406 - 1434 WP_141874678.1 6-phospho-beta-glucosidase BglA -
FK543_RS05125 843451..843762 + 312 WP_001182954.1 N(4)-acetylcytidine aminohydrolase -
FK543_RS05130 843926..844585 + 660 WP_000250274.1 hemolysin III family protein -
FK543_RS05135 844662..845642 - 981 WP_000886062.1 tRNA-modifying protein YgfZ -
FK543_RS05140 845885..846151 + 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
FK543_RS05145 846132..846539 + 408 WP_000244772.1 protein YgfX Toxin
FK543_RS05150 846579..847100 - 522 WP_001055874.1 flavodoxin FldB -
FK543_RS05155 847212..848108 + 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
FK543_RS05160 848133..848843 + 711 WP_000715214.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
FK543_RS05165 848849..850582 + 1734 WP_000813215.1 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

>T127979 WP_000244772.1 NZ_CP041302:846132-846539 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWCIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

>T127979 NZ_CP041302:846132-846539 [Escherichia coli]
GTGGTCCTGTGGCAATCTGATTTGCGCGTCTCCTGGCGCGCACAGTGGCTTTCCTTGCTGATTCATGGGCTGGTTGCCGC
TGTTATTTTACTCATGCCCTGGCCACTCAGTTACACCCCGTTATGGATGGTGTTACTTTCGCTGGTGGTGTTTGATTGCG
TTCGCAGCCAGCGGCGTATTAATGCTCGCCAGGGGGAAATTCGCTTGTTGATGGACGGGCGTTTGCGTTGGCAAGGGCAG
GAGTGGTGCATCGTCAAAGCACCGTGGATGATTAAGAGCGGCATGATGCTGCGTTTACGTTCTGATGGCGGTAAACGGCA
ACATTTATGGCTGGCAGCCGACAGCATGGACGAAGCCGAATGGCGGGATTTACGGCGGATTTTGTTGCAACAAGAGACGC
AAAGATAA

Antitoxin


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

>AT127979 WP_000354046.1 NZ_CP041302:845885-846151 [Escherichia coli]
MDINNKARIHWACRRGMRELDISIMPFFEHEYDSLSDDEKRIFIRLLECDDPDLFNWLMNHGKPADAELEMMVRLIQTRN
RERGPVAI

Download         Length: 267 bp

>AT127979 NZ_CP041302:845885-846151 [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