Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 929270..929924 Replicon chromosome
Accession NZ_CP104595
Organism Escherichia coli strain EC9952

Toxin (Protein)


Gene name cptA Uniprot ID F4NJ21
Locus tag N5B57_RS04585 Protein ID WP_000244772.1
Coordinates 929517..929924 (+) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag N5B57_RS04580 Protein ID WP_000354046.1
Coordinates 929270..929536 (+) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
N5B57_RS04555 (924439) 924439..925182 + 744 WP_000951964.1 SDR family oxidoreductase -
N5B57_RS04560 (925239) 925239..926672 - 1434 WP_001307385.1 6-phospho-beta-glucosidase BglA -
N5B57_RS04565 (926717) 926717..927028 + 312 WP_001182954.1 N(4)-acetylcytidine aminohydrolase -
N5B57_RS04570 (927192) 927192..927851 + 660 WP_000250274.1 hemolysin III family protein -
N5B57_RS04575 (928047) 928047..929027 - 981 WP_000886062.1 tRNA-modifying protein YgfZ -
N5B57_RS04580 (929270) 929270..929536 + 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
N5B57_RS04585 (929517) 929517..929924 + 408 WP_000244772.1 protein YgfX Toxin
N5B57_RS04590 (929964) 929964..930485 - 522 WP_001055874.1 flavodoxin FldB -
N5B57_RS04595 (930597) 930597..931493 + 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
N5B57_RS04600 (931518) 931518..932228 + 711 WP_000715214.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
N5B57_RS04605 (932234) 932234..933967 + 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

>T258523 WP_000244772.1 NZ_CP104595:929517-929924 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWCIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

Antitoxin


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

>AT258523 WP_000354046.1 NZ_CP104595:929270-929536 [Escherichia coli]
MDINNKARIHWACRRGMRELDISIMPFFEHEYDSLSDDEKRIFIRLLECDDPDLFNWLMNHGKPADAELEMMVRLIQTRN
RERGPVAI

Download         Length: 267 bp


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