Detailed information of TA system    

insolicoBioinformatically predicted

Overview


TA module


Type II Classification (family/domain) relBE/ParE-RelB
Location 2677598..2678124 Replicon chromosome
Accession NZ_CP026098
Organism Shigella flexneri strain FDAARGOS_74

Toxin (Protein)


Gene name relE Uniprot ID S1EXL1
Locus tag MC63_RS13730 Protein ID WP_000323025.1
Coordinates 2677598..2677885 (-) Length 96 a.a.

Antitoxin (Protein)


Gene name relB Uniprot ID S1F6D3
Locus tag MC63_RS13735 Protein ID WP_000534858.1
Coordinates 2677885..2678124 (-) Length 80 a.a.

Genomic Context


Locus tag Coordinates Strand Size (bp) Protein ID Product Description
MC63_RS13675 (2672658) 2672658..2672993 + 336 WP_000871291.1 anti-adapter protein IraM -
MC63_RS13680 (2673274) 2673274..2673360 - 87 WP_000115835.1 DUF3927 family protein -
MC63_RS13685 (2673441) 2673441..2673719 - 279 WP_001017786.1 hypothetical protein -
MC63_RS13700 (2674302) 2674302..2675123 - 822 WP_000762884.1 antitermination protein -
MC63_RS13705 (2675138) 2675138..2675494 - 357 WP_000904111.1 RusA family crossover junction endodeoxyribonuclease -
MC63_RS13710 (2675507) 2675507..2676556 - 1050 WP_025759563.1 DUF968 domain-containing protein -
MC63_RS13715 (2676558) 2676558..2676836 - 279 WP_024258459.1 hypothetical protein -
MC63_RS13720 (2676903) 2676903..2677153 - 251 Protein_2618 hypothetical protein -
MC63_RS13725 (2677371) 2677371..2677526 - 156 WP_000813254.1 type I toxin-antitoxin system toxin HokD -
MC63_RS13730 (2677598) 2677598..2677885 - 288 WP_000323025.1 type II toxin-antitoxin system mRNA interferase RelE Toxin
MC63_RS13735 (2677885) 2677885..2678124 - 240 WP_000534858.1 type II toxin-antitoxin system antitoxin RelB Antitoxin
MC63_RS13740 (2678149) 2678149..2678454 + 306 WP_071818640.1 hypothetical protein -
MC63_RS25285 (2679671) 2679671..2680029 + 359 Protein_2624 type 1 fimbrial protein -
MC63_RS13760 (2680042) 2680042..2680407 + 366 Protein_2625 type 1 fimbrial protein -
MC63_RS13765 (2680558) 2680558..2680923 + 366 Protein_2626 type 1 fimbrial protein -
MC63_RS13770 (2680998) 2680998..2681207 - 210 Protein_2627 IS1 family transposase -
MC63_RS25730 (2682477) 2682477..2683028 - 552 Protein_2629 IS1 family transposase -

Associated MGEs


MGE
detail
Similar
MGEs
Relative
position
MGE Type Cargo ARG Virulence gene Coordinates Length (bp)
- inside Prophage - - 2655005..2682834 27829


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.



Sequences


Toxin        


Download         Length: 96 a.a.        Molecular weight: 11225.22 Da        Isoelectric Point: 10.1967

>T93304 WP_000323025.1 NZ_CP026098:c2677885-2677598 [Shigella flexneri]
MAYFLDFDERALKEWRKLGSTVREQLKKKLVEVLESPRIEANKLRGMPDCYKIKLRSSGYRLVYQVIDEKVVVFVISVGK
RERSEVYSEAVKRIL

Download         Length: 288 bp

>T93304 NZ_CP026098:c2677885-2677598 [Shigella flexneri]
ATGGCGTATTTTCTGGATTTTGACGAGCGGGCACTAAAGGAATGGCGAAAGCTGGGCTCGACGGTACGTGAACAGTTGAA
AAAGAAGCTGGTTGAAGTACTTGAGTCACCCCGGATTGAAGCAAACAAGCTCCGTGGTATGCCTGATTGTTACAAGATTA
AGCTCCGGTCTTCAGGCTATCGCCTTGTATACCAGGTTATAGACGAGAAAGTTGTCGTTTTCGTGATTTCTGTTGGGAAA
AGAGAACGCTCGGAAGTATATAGCGAGGCGGTCAAACGCATTCTCTGA

Antitoxin


Download         Length: 80 a.a.        Molecular weight: 9071.48 Da        Isoelectric Point: 4.5230

>AT93304 WP_000534858.1 NZ_CP026098:c2678124-2677885 [Shigella flexneri]
MGSINLRIDDELKARSYAALEKMGVTPSEALRLMLEYIADNERLPFKQTLLSDEDAELVEIVKERLRNPKPVRVTLDEL

Download         Length: 240 bp

>AT93304 NZ_CP026098:c2678124-2677885 [Shigella flexneri]
ATGGGTAGCATTAACCTGCGTATTGACGATGAACTTAAAGCGCGTTCTTACGCCGCGCTTGAAAAAATGGGTGTAACTCC
TTCTGAAGCGCTTCGTCTCATGCTCGAGTATATCGCTGACAATGAACGCTTGCCGTTCAAACAGACACTCCTGAGTGATG
AAGATGCTGAACTTGTGGAGATAGTGAAAGAACGGCTTCGTAATCCTAAGCCAGTACGTGTGACGCTGGATGAACTCTGA

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 4V7K
PDB 4V7J
PDB 4FXI
PDB 4FXE
PDB 2KC8
PDB 4FXH
PDB 2KC9


Antitoxin

Source ID Structure
PDB 4FXE
PDB 2KC8
PDB 2K29
AlphaFold DB A0A4V1CTS8

References