Detailed information of TA system    

insolicoBioinformatically predicted

Overview


TA module


Type IV Classification (family/domain) cptAB/Cpta(toxin)
Location 1008079..1008733 Replicon chromosome
Accession NZ_CP072539
Organism Escherichia coli O128ac:H12 strain AW1.7

Toxin (Protein)


Gene name cptA Uniprot ID S1PAM6
Locus tag J7886_RS04755 Protein ID WP_000244781.1
Coordinates 1008326..1008733 (+) Length 136 a.a.

Antitoxin (Protein)


Gene name cptB Uniprot ID S1PPB1
Locus tag J7886_RS04750 Protein ID WP_000354046.1
Coordinates 1008079..1008345 (+) Length 89 a.a.

Genomic Context


Locus tag Coordinates Strand Size (bp) Protein ID Product Description
J7886_RS04725 (1003244) 1003244..1003986 + 743 Protein_939 SDR family oxidoreductase -
J7886_RS04730 (1004048) 1004048..1005481 - 1434 WP_001389468.1 6-phospho-beta-glucosidase BglA -
J7886_RS04735 (1005526) 1005526..1005837 + 312 WP_001182957.1 N(4)-acetylcytidine aminohydrolase -
J7886_RS04740 (1006001) 1006001..1006660 + 660 WP_000250274.1 hemolysin III family protein -
J7886_RS04745 (1006856) 1006856..1007836 - 981 WP_000886083.1 tRNA-modifying protein YgfZ -
J7886_RS04750 (1008079) 1008079..1008345 + 267 WP_000354046.1 FAD assembly factor SdhE Antitoxin
J7886_RS04755 (1008326) 1008326..1008733 + 408 WP_000244781.1 protein YgfX Toxin
J7886_RS04760 (1008773) 1008773..1009294 - 522 WP_001055874.1 flavodoxin FldB -
J7886_RS04765 (1009406) 1009406..1010302 + 897 WP_000806638.1 site-specific tyrosine recombinase XerD -
J7886_RS04770 (1010327) 1010327..1011037 + 711 WP_000715213.1 bifunctional protein-disulfide isomerase/oxidoreductase DsbC -
J7886_RS04775 (1011043) 1011043..1012776 + 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

(3-131)

Antitoxin

(7-79)


Sequences


Toxin        


Download         Length: 136 a.a.        Molecular weight: 16061.99 Da        Isoelectric Point: 11.5202

>T197982 WP_000244781.1 NZ_CP072539:1008326-1008733 [Escherichia coli O128ac:H12]
VVLWQSDLRVSWRAQWLSLLIHGLVAAVILLMPWPLSYTPLWMVLLSLVVFDCVRSQRRINARQGEIRLLMDGRLRWQGQ
EWSIVKAPWMIKSGMMLRLRSDSGKRQHLWLAADSMDEAEWRDLRRILLQQETQR

Download         Length: 408 bp

>T197982 NZ_CP096839:c754206-753769 [Mycobacterium tuberculosis variant bovis]
ATGATAGTGCTCGACACCACCGTCCTCGTCTATGCCAAAGGCGCCGAGCATCCACTCCGCGATCCCTGCCGCGATCTCGT
CGCGGCAATCGCCGACGAACGCATCGCTGCGACCACCACCGCCGAGGTGATCCAGGAGTTCGTCCACGTACGCGCCCGCC
GGCGCGACCGCAGCGACGCCGCCGCGCTGGGCCGTGTGACTATGCCGAACTGCTCTCGCCGCTACTCACCATCAATCGAG
GCCACCTCGAAGCGCGGCCTGACGCTGTTCGAGACAACGCCAGGGCTTGAAGCCTGCGACGCGGTGCTCGCGGCGGTTGC
CGCAAGCGCCGGCGCGACCGCTCTTGTCTCGGCTGACCCGGCGTTCGCCGATCTGTCGGATGTCGTGCACGTCATTCCCG
ACGCGGCCGGGATGGTCAGCCTGCTCGGCGACCGCTGA

Antitoxin


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

>AT197982 WP_000354046.1 NZ_CP072539:1008079-1008345 [Escherichia coli O128ac:H12]
MDINNKARIHWACRRGMRELDISIMPFFEHEYDSLSDDEKRIFIRLLECDDPDLFNWLMNHGKPADAELEMMVRLIQTRN
RERGPVAI

Download         Length: 267 bp

>AT197982 NZ_CP096839:c753659-753414 [Mycobacterium tuberculosis variant bovis]
ATGCTCAGCTTCCGCGCCGACGACCACGACGTCGACCTGGCCGACGCGTGGGCGCGTCGCCTACACATCGGCCGCTCCGA
GCTGCTGCGCGATGCGCTGCGACGTCACTTGGCCGCGCTGGCCGCGGACCAGGATGTCCAGGCCTACACCGAGCGACCGT
TGACGGACGACGAGAACGCACTGGCTGAGATCGCCGACTGGGGGCCGGCGGAGGACTGGGCCGACTGGGCCGATGCGGCG
CGGTGA

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 S1PAM6


Antitoxin

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

References