Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 980607..981261 Replicon chromosome
Accession NZ_CP028756
Organism Escherichia coli strain A19

Toxin (Protein)


Gene name cptA Uniprot ID F4NJ21
Locus tag AOY72_RS04750 Protein ID WP_000244772.1
Coordinates 980854..981261 (+) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag AOY72_RS04745 Protein ID WP_000354046.1
Coordinates 980607..980873 (+) Length 89 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
AOY72_RS04720 (975776) 975776..976519 + 744 WP_201479193.1 SDR family oxidoreductase -
AOY72_RS04725 (976576) 976576..978009 - 1434 WP_001307385.1 6-phospho-beta-glucosidase BglA -
AOY72_RS04730 (978054) 978054..978365 + 312 WP_001182954.1 N(4)-acetylcytidine aminohydrolase -
AOY72_RS04735 (978529) 978529..979188 + 660 WP_000250274.1 hemolysin III family protein -
AOY72_RS04740 (979384) 979384..980364 - 981 WP_000886062.1 tRNA-modifying protein YgfZ -
AOY72_RS04745 (980607) 980607..980873 + 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
AOY72_RS04750 (980854) 980854..981261 + 408 WP_000244772.1 protein YgfX Toxin
AOY72_RS04755 (981301) 981301..981822 - 522 WP_001055874.1 flavodoxin FldB -
AOY72_RS04760 (981934) 981934..982830 + 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
AOY72_RS04765 (982855) 982855..983565 + 711 WP_000715214.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
AOY72_RS04770 (983571) 983571..985304 + 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

>T103687 WP_000244772.1 NZ_CP028756:980854-981261 [Escherichia coli]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWCIVKAPWMIKSGMMLRLRSDGGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

>T103687 NZ_CP028756:980854-981261 [Escherichia coli]
GTGGTCCTGTGGCAATCTGATTTGCGCGTCTCCTGGCGCGCACAGTGGCTTTCCTTGCTGATTCATGGGCTGGTTGCCGC
TGTTATTTTACTCATGCCCTGGCCACTCAGTTACACCCCGTTATGGATGGTGTTACTTTCGCTGGTGGTGTTTGATTGCG
TTCGCAGCCAGCGGCGTATTAATGCTCGCCAGGGGGAAATTCGCTTGTTGATGGACGGGCGTTTGCGTTGGCAAGGGCAG
GAGTGGTGCATCGTCAAAGCACCGTGGATGATTAAGAGCGGCATGATGCTGCGTTTACGTTCTGATGGCGGTAAACGGCA
ACATTTATGGCTGGCAGCCGACAGCATGGACGAAGCCGAATGGCGGGATTTACGGCGGATTTTGTTGCAACAAGAGACGC
AAAGATAA

Antitoxin


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

>AT103687 WP_000354046.1 NZ_CP028756:980607-980873 [Escherichia coli]
MDINNKARIHWACRRGMRELDISIMPFFEHEYDSLSDDEKRIFIRLLECDDPDLFNWLMNHGKPADAELEMMVRLIQTRN
RERGPVAI

Download         Length: 267 bp

>AT103687 NZ_CP028756:980607-980873 [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