Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 919708..920362 Replicon chromosome
Accession NZ_CP028738
Organism Escherichia coli strain A38

Toxin (Protein)


Gene name cptA Uniprot ID F4NJ21
Locus tag AOY91_RS04475 Protein ID WP_000244772.1
Coordinates 919955..920362 (+) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag AOY91_RS04470 Protein ID WP_000354046.1
Coordinates 919708..919974 (+) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
AOY91_RS04445 (914996) 914996..915739 + 744 WP_000951964.1 SDR family oxidoreductase -
AOY91_RS04450 (915796) 915796..917229 - 1434 WP_001363803.1 6-phospho-beta-glucosidase BglA -
AOY91_RS04455 (917274) 917274..917585 + 312 WP_001182944.1 N(4)-acetylcytidine aminohydrolase -
AOY91_RS04460 (917749) 917749..918408 + 660 WP_000250274.1 hemolysin III family protein -
AOY91_RS04465 (918485) 918485..919465 - 981 WP_000886062.1 tRNA-modifying protein YgfZ -
AOY91_RS04470 (919708) 919708..919974 + 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
AOY91_RS04475 (919955) 919955..920362 + 408 WP_000244772.1 protein YgfX Toxin
AOY91_RS04480 (920402) 920402..920923 - 522 WP_001055874.1 flavodoxin FldB -
AOY91_RS04485 (921035) 921035..921931 + 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
AOY91_RS04490 (921956) 921956..922666 + 711 WP_000715214.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
AOY91_RS04495 (922672) 922672..924405 + 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

>T103231 WP_000244772.1 NZ_CP028738:919955-920362 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWCIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

>T103231 NZ_CP028738:919955-920362 [Escherichia coli]
GTGGTCCTGTGGCAATCTGATTTGCGCGTCTCCTGGCGCGCACAGTGGCTTTCCTTGCTGATTCATGGGCTGGTTGCCGC
TGTTATTTTACTCATGCCCTGGCCACTCAGTTACACCCCGTTATGGATGGTGTTACTTTCGCTGGTGGTGTTTGATTGCG
TTCGCAGCCAGCGGCGTATTAATGCTCGCCAGGGGGAAATTCGCTTGTTGATGGACGGGCGTTTGCGTTGGCAAGGGCAG
GAGTGGTGCATCGTCAAAGCACCGTGGATGATTAAGAGCGGCATGATGCTGCGTTTACGTTCTGATGGCGGTAAACGGCA
ACATTTATGGCTGGCAGCCGACAGCATGGACGAAGCCGAATGGCGGGATTTACGGCGGATTTTGTTGCAACAAGAGACGC
AAAGATAA

Antitoxin


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

>AT103231 WP_000354046.1 NZ_CP028738:919708-919974 [Escherichia coli]
MDINNKARIHWACRRGMRELDISIMPFFEHEYDSLSDDEKRIFIRLLECDDPDLFNWLMNHGKPADAELEMMVRLIQTRN
RERGPVAI

Download         Length: 267 bp

>AT103231 NZ_CP028738:919708-919974 [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