Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 1131568..1132222 Replicon chromosome
Accession NZ_CP043211
Organism Escherichia coli O16:H48 strain PG20180050

Toxin (Protein)


Gene name cptA Uniprot ID S1EEB2
Locus tag FYA05_RS05440 Protein ID WP_000244777.1
Coordinates 1131815..1132222 (+) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag FYA05_RS05435 Protein ID WP_000354046.1
Coordinates 1131568..1131834 (+) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
FYA05_RS05410 1126737..1127480 + 744 WP_000951964.1 SDR family oxidoreductase -
FYA05_RS05415 1127537..1128970 - 1434 WP_001336277.1 6-phospho-beta-glucosidase BglA -
FYA05_RS05420 1129015..1129326 + 312 WP_001182957.1 N(4)-acetylcytidine aminohydrolase -
FYA05_RS05425 1129490..1130149 + 660 WP_000250274.1 hemolysin III family protein -
FYA05_RS05430 1130345..1131325 - 981 WP_000886062.1 tRNA-modifying protein YgfZ -
FYA05_RS05435 1131568..1131834 + 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
FYA05_RS05440 1131815..1132222 + 408 WP_000244777.1 toxin CptA Toxin
FYA05_RS05445 1132262..1132783 - 522 WP_001055874.1 flavodoxin FldB -
FYA05_RS05450 1132895..1133791 + 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
FYA05_RS05455 1133816..1134526 + 711 WP_000715214.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
FYA05_RS05460 1134532..1136265 + 1734 WP_000813200.1 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: 16031.96 Da        Isoelectric Point: 11.5202

>T137862 WP_000244777.1 NZ_CP043211:1131815-1132222 [Escherichia coli O16:H48]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWSIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

>T137862 NZ_CP057093:3454673-3454891 [Escherichia fergusonii]
ATGTCCGATAAGCCTTTAACCAAAACTGATTATTTGATGCGTTTACGTCGTTGCCAGACAATTGACACGCTGGAACGTGT
CATCGAAAAAAATAAATACGAACTCTCTGACAATGAACTGGCGGTATTTTATTCAGCAGCTGATCACCGTCTCGCTGAAT
TGACCATGAATAAACTTTACGACAAGATCCCCTCCTCCGTATGGAAATTCATTCGCTAA

Antitoxin


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

>AT137862 WP_000354046.1 NZ_CP043211:1131568-1131834 [Escherichia coli O16:H48]
MDINNKARIHWACRRGMRELDISIMPFFEHEYDSLSDDEKRIFIRLLECDDPDLFNWLMNHGKPADAELEMMVRLIQTRN
RERGPVAI

Download         Length: 267 bp

>AT137862 NZ_CP043211:1131568-1131834 [Escherichia coli O16:H48]
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 A0A7U9LFV7

Antitoxin

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

References