Detailed information of TA system    

insolicoBioinformatically predicted

Overview


TA module


Type II Classification (family/domain) relBE/ParE-RelB
Location 2242940..2243466 Replicon chromosome
Accession NZ_CP058849
Organism Shigella flexneri strain STLEFF_36

Toxin (Protein)


Gene name relE Uniprot ID S1EXL1
Locus tag HZT28_RS10955 Protein ID WP_000323025.1
Coordinates 2243179..2243466 (+) Length 96 a.a.

Antitoxin (Protein)


Gene name relB Uniprot ID S1F6D3
Locus tag HZT28_RS10950 Protein ID WP_000534858.1
Coordinates 2242940..2243179 (+) Length 80 a.a.

Genomic Context


Locus tag Coordinates Strand Size (bp) Protein ID Product Description
HZT28_RS10920 (2238668) 2238668..2238898 - 231 Protein_2141 IS66 family insertion sequence element accessory protein TnpB -
HZT28_RS10925 (2238904) 2238904..2239026 - 123 Protein_2142 transposase -
HZT28_RS10930 (2239269) 2239269..2239690 + 422 Protein_2143 hypothetical protein -
HZT28_RS10935 (2240325) 2240325..2241638 + 1314 WP_000589005.1 ISNCY family transposase -
HZT28_RS10940 (2242075) 2242075..2242407 - 333 WP_001301033.1 FlxA-like family protein -
HZT28_RS10945 (2242610) 2242610..2242915 - 306 WP_001326990.1 protein YdfV -
HZT28_RS10950 (2242940) 2242940..2243179 + 240 WP_000534858.1 type II toxin-antitoxin system antitoxin RelB Antitoxin
HZT28_RS10955 (2243179) 2243179..2243466 + 288 WP_000323025.1 type II toxin-antitoxin system mRNA interferase RelE Toxin
HZT28_RS10960 (2243538) 2243538..2243693 + 156 WP_000813254.1 type I toxin-antitoxin system toxin HokD -
HZT28_RS10965 (2243910) 2243910..2244161 + 252 WP_000980994.1 protein Rem -
HZT28_RS10970 (2244228) 2244228..2244506 + 279 WP_012304870.1 hypothetical protein -
HZT28_RS10975 (2244508) 2244508..2245557 + 1050 WP_001265199.1 DUF968 domain-containing protein -
HZT28_RS10980 (2245571) 2245571..2246323 + 753 WP_001047135.1 antitermination protein -
HZT28_RS10985 (2246601) 2246601..2246690 - 90 WP_120795389.1 hypothetical protein -
HZT28_RS10990 (2246745) 2246745..2246957 - 213 WP_000087756.1 cold shock-like protein CspF -
HZT28_RS10995 (2247258) 2247258..2247473 + 216 WP_000066484.1 cold shock-like protein CspB -
HZT28_RS11000 (2247837) 2247837..2248007 - 171 WP_211180497.1 putative zinc-binding protein YnfU -
HZT28_RS11005 (2248227) 2248227..2248442 + 216 WP_000839590.1 phage lysis protein EssD -

Associated MGEs


MGE
detail
Similar
MGEs
Relative
position
MGE Type Cargo ARG Virulence gene Coordinates Length (bp)
- inside Prophage - - 2220400..2258654 38254


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

>T167721 WP_000323025.1 NZ_CP058849:2243179-2243466 [Shigella flexneri]
MAYFLDFDERALKEWRKLGSTVREQLKKKLVEVLESPRIEANKLRGMPDCYKIKLRSSGYRLVYQVIDEKVVVFVISVGK
RERSEVYSEAVKRIL

Download         Length: 288 bp

>T167721 NZ_CP075372:c4177612-4177325 [Salmonella enterica]
ATGCCGATGGAGTTTGAATGGGATGCGAACAAGGCTAAAAGCAACCTGAGGAAGCACGGTGTCCGTTTTGAGGATGCGGT
ACTGGTGTTTGACGATCCCCGACACCTGTCACGTCAGGAGCGTTATGAGAATGGAGAATATCGTTGGCAGACCCTCGGCC
TTGTTCATGGCATTGTGGTCATTCTGGTTGCTCATAGCGTTCGGTTCGAAAGTGGTTTTGAAGTTATCCGTATCATCAGC
GCCCGCAAGGCAGACAGAAAAGAGAGGAATCGTTATGAGCATGGTTAA

Antitoxin


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

>AT167721 WP_000534858.1 NZ_CP058849:2242940-2243179 [Shigella flexneri]
MGSINLRIDDELKARSYAALEKMGVTPSEALRLMLEYIADNERLPFKQTLLSDEDAELVEIVKERLRNPKPVRVTLDEL

Download         Length: 240 bp

>AT167721 NZ_CP075372:c4177338-4177036 [Salmonella enterica]
ATGAGCATGGTTAAACATAAACGCGGCAACGCATCCGCGCTGAGTGCTCAGCATGAGGCTGAACTGAAGGCGCTGGCGAA
AAAATCAGATGATGAGATTGATTACAGCGACATTCCCGCTTCGGAGGATGGGCAGTGGTCTGAAGCAGTGCGTGGTAAGT
TTTTTCGCCCGTTAAAAACTCAGGCCTCGGTGCGTATTGACGCCGATGTGATGGAGTGGCTGAAACGGCCAGGAAAAGGC
TACCAGACGCGGCTCAATGCCATTCTGCGCGAGGCGATGCTGCGCGAGCAAAATAAGAAATAG

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