Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type II Classification (family/domain) Hha-TomB/-
Location 4194190..4194808 Replicon chromosome
Accession NZ_CP038355
Organism Escherichia coli O157:H7 str. F8092B

Toxin (Protein)


Gene name Hha Uniprot ID H5UYE2
Locus tag E4U83_RS21235 Protein ID WP_001291435.1
Coordinates 4194590..4194808 (+) Length 73 a.a.

Antitoxin (Protein)


Gene name TomB Uniprot ID S1PTH5
Locus tag E4U83_RS21230 Protein ID WP_000344800.1
Coordinates 4194190..4194564 (+) Length 125 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
E4U83_RS21220 4189279..4190472 + 1194 WP_001295324.1 multidrug efflux RND transporter periplasmic adaptor subunit AcrA -
E4U83_RS21225 4190495..4193644 + 3150 WP_001132452.1 multidrug efflux RND transporter permease subunit -
E4U83_RS21230 4194190..4194564 + 375 WP_000344800.1 Hha toxicity modulator TomB Antitoxin
E4U83_RS21235 4194590..4194808 + 219 WP_001291435.1 hemolysin expression modulator Hha Toxin
E4U83_RS21240 4194980..4195531 + 552 WP_000102553.1 maltose O-acetyltransferase -
E4U83_RS21245 4195647..4196117 + 471 WP_000136192.1 YlaC family protein -
E4U83_RS21250 4196281..4197831 + 1551 WP_001302952.1 cyclic-guanylate-specific phosphodiesterase PdeB -
E4U83_RS21255 4197873..4198226 - 354 WP_000878140.1 DUF1428 domain-containing protein -
E4U83_RS21265 4198605..4198916 + 312 WP_000409911.1 MGMT family protein -
E4U83_RS21270 4198949..4199521 - 573 WP_000779831.1 YbaY family lipoprotein -

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

Haemolysin expression modulating, HHA

(13-69)

Antitoxin

Biofilm formation regulator YbaJ

(1-117)


Sequences

Toxin        


Download         Length: 73 a.a.        Molecular weight: 8628.00 Da        Isoelectric Point: 8.9008

>T121895 WP_001291435.1 NZ_CP038355:4194590-4194808 [Escherichia coli O157:H7 str. F8092B]
MSEKPLTKTDYLMRLRRCQTIDTLERVIEKNKYELSDNELAVFYSAADHRLAELTMNKLYDKIPSSVWKFIR

Download         Length: 219 bp

>T121895 NZ_CP038355:4194590-4194808 [Escherichia coli O157:H7 str. F8092B]
ATGTCCGAAAAACCTTTAACGAAAACCGATTATTTAATGCGTTTACGTCGTTGCCAGACAATTGACACGCTGGAGCGTGT
TATCGAGAAAAATAAATACGAATTATCAGATAATGAACTGGCGGTATTTTACTCAGCCGCAGATCACCGCCTCGCCGAAT
TGACCATGAATAAACTGTACGACAAGATCCCTTCCTCAGTATGGAAATTTATTCGCTAA

Antitoxin


Download         Length: 125 a.a.        Molecular weight: 14557.39 Da        Isoelectric Point: 4.7395

>AT121895 WP_000344800.1 NZ_CP038355:4194190-4194564 [Escherichia coli O157:H7 str. F8092B]
MDEYSPKRHDIAQLKFLCETLYHDCLANLEESNHGWVNDPTSAINLQLNELIEHIATFALNYKIKYNEDNKLIEQIDEYL
DDTFMLFSSYGINMQDLQKWRKSGNRLFRCFVNATKENPASLSC

Download         Length: 375 bp

>AT121895 NZ_CP038355:4194190-4194564 [Escherichia coli O157:H7 str. F8092B]
ATGGATGAATACTCACCCAAAAGACATGATATCGCACAGCTTAAGTTTCTCTGTGAAACTCTGTATCATGACTGCCTTGC
AAACCTTGAAGAAAGCAATCATGGCTGGGTTAACGACCCAACCTCGGCGATCAACCTCCAGTTGAATGAACTGATTGAGC
ATATTGCGACCTTCGCACTTAATTACAAAATTAAGTATAATGAAGACAATAAGCTCATTGAGCAGATCGACGAATATCTG
GATGACACCTTTATGTTGTTCAGTAGTTATGGTATTAATATGCAGGATCTTCAGAAATGGCGGAAGTCAGGTAATCGACT
ATTCCGTTGTTTTGTCAATGCGACGAAAGAGAATCCTGCGAGTTTATCTTGTTAG

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
PDB 2MW2
PDB 1JW2

Antitoxin

Source ID Structure
AlphaFold DB A0A7U9QBQ5

References