Detailed information of TA system    

experimentalExperimentally validated    

Overview


TA module


Type II Classification (family/domain) relBE/PHD-RelE
Location 2524..3059 Replicon plasmid pO111-CRL-115
Accession NC_022992
Organism Escherichia coli

Toxin (Protein)


Gene name relE Uniprot ID T2HS21
Locus tag HTA80_RS00015 Protein ID WP_000222775.1
Coordinates 2772..3059 (+) Length 96 a.a.

Antitoxin (Protein)


Gene name relB Uniprot ID T2HSA2
Locus tag HTA80_RS00010 Protein ID WP_001139207.1
Coordinates 2524..2775 (+) Length 84 a.a.

Genomic Context


HTA80_RS00005HTA80_RS00010HTA80_RS00015HTA80_RS00020HTA80_RS00030HTA80_RS00025
Location: 703..1575 (873 bp)
Type: Others
Protein ID: WP_000729440.1
Location: 2524..2775 (252 bp)
Type: Antitoxin
Protein ID: WP_001139207.1
Location: 2772..3059 (288 bp)
Type: Toxin
Protein ID: WP_000222775.1
Location: 3069..3614 (546 bp)
Type: Others
Protein ID: WP_000926984.1
Location: 5222..5461 (240 bp)
Type: Others
Protein ID: Protein_5
Location: 4266..4868 (603 bp)
Type: Others
Protein ID: WP_000517694.1
ToxinAntitoxinOther genes
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Locus tag
Coordinates
Strand
Size (bp)
Protein ID
Product
Description
HTA80_RS00005 (D616_p107002)703..1575+873WP_000729440.1incFII family plasmid replication initiator RepA-
HTA80_RS00010 (D616_p107004)2524..2775+252WP_001139207.1plasmid stabilization proteinAntitoxin
HTA80_RS00015 (D616_p107005)2772..3059+288WP_000222775.1type II toxin-antitoxin system RelE/ParE family toxinToxin
HTA80_RS00020 (D616_p107006)3069..3614+546WP_000926984.1hypothetical protein-
HTA80_RS00025 (D616_p107008)4266..4868-603WP_000517694.1ProQ/FINO family protein-
HTA80_RS00030 (D616_p107009)5222..5461+240Protein_5hypothetical protein-

Associated MGEs


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MGE
detail
Similar
MGEs
Relative
position
MGE Type
Cargo ARG
Virulence gene
Coordinates
Length (bp)
insideConjugative plasmiddfrA5 / blaTEM-1B / sul2 / aph(3'')-Ib / aph(6)-Id / aph(3')-Ia / tet(A)-1..115452115452


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

(5-86)

Antitoxin


No domain identified.



Sequences


Toxin        


Download         Length: 96 a.a.        Molecular weight: 11142.17 Da        Isoelectric Point: 10.6261

>T6132 WP_000222775.1 NC_022992:2772-3059 [Escherichia coli]
MTYTVKFRDDALREWLKLDKSVQQQFAKKLKKCSENPHIPSAKLRGLKDCYKIKLRASGFRLVYQVIDDMLIIAVVAVGK
RERSHVYNLASERMR

Download         Length: 288 bp

>T6132 NC_022992:2772-3059 [Escherichia coli]
ATGACTTATACGGTTAAATTCAGGGATGATGCCCTCAGGGAATGGCTGAAACTGGATAAATCCGTTCAACAACAGTTCGC
AAAAAAACTAAAAAAATGCAGCGAAAATCCTCATATACCTTCAGCAAAACTACGAGGATTAAAAGATTGCTACAAAATAA
AACTTCGCGCATCAGGTTTTCGTCTGGTCTATCAGGTGATTGATGACATGTTAATTATTGCGGTTGTCGCAGTAGGTAAA
CGTGAACGTAGTCATGTTTACAATCTCGCCAGCGAGAGAATGAGATAG

Antitoxin


Download         Length: 84 a.a.        Molecular weight: 9216.45 Da        Isoelectric Point: 4.0927

>AT6132 WP_001139207.1 NC_022992:2524-2775 [Escherichia coli]
MPSIILSDTSASVSELKKNPMATVSAGEGYPVAILNRNQPAFYCVPAELYERMLDAMDDQELVKLVTERSNQPLHDVDLD
SYL

Download         Length: 252 bp

>AT6132 NC_022992:2524-2775 [Escherichia coli]
ATGCCCAGTATCATTTTGTCTGACACCAGTGCAAGTGTCAGTGAACTGAAAAAAAATCCAATGGCGACAGTCAGTGCCGG
AGAGGGGTATCCTGTTGCCATTCTTAACCGGAATCAGCCTGCATTCTACTGTGTTCCTGCTGAATTGTATGAAAGGATGC
TTGATGCTATGGATGACCAGGAGCTGGTGAAACTGGTTACTGAACGCAGCAATCAGCCACTACATGATGTGGACCTGGAT
AGTTATTTATGA

Similar Proteins


Only experimentally validated proteins are listed.

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Protein
Organism
Identities (%)
Coverage (%)
Ha-value
T6131Escherichia coli

100

100

1

T173Vibrio cholerae O1 biovar El Tor str. N16961

58.511

98.947

0.579

T1041Escherichia coli str. K-12 substr. MG1655

54.255

98.947

0.537

T175Vibrio cholerae O1 biovar El Tor str. N16961

54.255

98.947

0.537

T10166Xenorhabdus nematophila ATCC 19061

52.688

98.936

0.521

T6130Erwinia pyrifoliae Ep1/96

46.809

98.947

0.463

T6023Xenorhabdus nematophila ATCC 19061

45.098

89.474

0.404

Showing 1 to 7 of 7 rows

Multiple sequence alignment    


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Protein
Organism
Identities (%)
Coverage (%)
Ha-value
AT6131Escherichia coli

100

100

1

AT173Vibrio cholerae O1 biovar El Tor str. N16961

47.5

97.561

0.463

AT10166Xenorhabdus nematophila ATCC 19061

56.923

78.313

0.446

AT175Vibrio cholerae O1 biovar El Tor str. N16961

52.308

78.313

0.41

AT6130Erwinia pyrifoliae Ep1/96

48.529

81.928

0.398

AT6157Escherichia coli str. K-12 substr. MG1655

30.435

100

0.337

Showing 1 to 6 of 6 rows

Multiple sequence alignment    




Structures


Toxin

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Source
ID
Structure
AlphaFold DBT2HS21


Antitoxin

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Source
ID
Structure
AlphaFold DBA0A754EQ65

References


(1) Carola Venturini et al. (2013) Sequences of two related multiple antibiotic resistance virulence plasmids sharing a unique IS26-related molecular signature isolated from different Escherichia coli pathotypes from different hosts. PloS One 8(11):e78862. [PubMed:24223859]