Detailed information of TA system TA116642

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): relBE/RHH(antitoxin)
• Location: 82689..83248
• Replicon: plasmid p08-3918-1
• Accession: NZ_CP034796
• Organism: Escherichia coli strain 08-3918

Toxin (Protein)

• Gene name: relE
• Uniprot ID: O82928
• Locus tag: AYP37_RS00480
• Protein ID: WP_000421248.1
• Coordinates: 82689..82964 (-)
• Length: 92 a.a.

Antitoxin (Protein)

• Gene name: relB
• Uniprot ID: C1J8K5
• Locus tag: AYP37_RS00485
• Protein ID: WP_001178089.1
• Coordinates: 82964..83248 (-)
• Length: 95 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
AYP37_RS00445	78042..78431	-	390	WP_001172748.1	cytochrome b562 family protein	-
AYP37_RS00450	78475..80685	-	2211	WP_000592771.1	catalase/peroxidase KatP	-
AYP37_RS00455	80862..81047	+	186	WP_001302179.1	hypothetical protein	-
AYP37_RS00460	81047..81463	+	417	Protein_77	IS91 family transposase	-
AYP37_RS00465	81463..82029	+	567	Protein_78	IS3-like element IS600 family transposase	-
AYP37_RS00470	82073..82288	+	216	Protein_79	transposase	-
AYP37_RS00475	82388..82594	-	207	WP_001105064.1	hypothetical protein	-
AYP37_RS00480	82689..82964	-	276	WP_000421248.1	type II toxin-antitoxin system RelE/ParE family toxin	Toxin
AYP37_RS00485	82964..83248	-	285	WP_001178089.1	ribbon-helix-helix domain-containing protein	Antitoxin
AYP37_RS00500	84159..85016	-	858	WP_000130945.1	incFII family plasmid replication initiator RepA	-
AYP37_RS00505	85009..85083	-	75	WP_001370046.1	RepA leader peptide Tap	-
AYP37_RS00515	85319..85573	-	255	WP_000083831.1	replication regulatory protein RepA	-
AYP37_RS00520	85813..86151	-	339	WP_000766796.1	hypothetical protein	-
AYP37_RS00525	86189..86398	-	210	WP_001302200.1	hemolysin expression modulator Hha	-
AYP37_RS00530	86444..86905	-	462	WP_001233856.1	thermonuclease family protein	-
AYP37_RS00535	87150..87362	-	213	WP_001302189.1	ANR family transcriptional regulator	-
AYP37_RS00540	87495..88055	-	561	WP_000840472.1	fertility inhibition protein FinO	-

Associated MGEs

MGE detail	Similar MGEs	Relative position	MGE Type	Cargo ARG	Virulence gene	Coordinates	Length (bp)
	-	inside	Non-Mobilizable plasmid	-	hlyD / hlyB / hlyA / hlyC / exeG / exeE / stcE / espP / toxB	1..94189	94189

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

• Toxin-antitoxin system, RelE/ParE toxin family (3-90)

Antitoxin

• Ribbon-helix-helix protein, CopG (14-51)

Sequences

Toxin

Protein

• Length: 92 a.a.
• Molecular weight: 10735.42 Da
• Isoelectric Point: 9.9324

>T116642 WP_000421248.1 NZ_CP034796:c82964-82689 [Escherichia coli]
MELKWSSKALSDLARLYDFLVLASKPAAARTVQSLTQAPVILLTHPRMGEQLFQFEPREVRRIFAGEYEIRYELNGQTIY
VLRLWHTRENR

Nucleotide

• Length: 276 bp

>T116642 NZ_CP034796:c82964-82689 [Escherichia coli]
ATGGAACTGAAGTGGAGCAGTAAAGCGCTTTCTGATTTGGCGCGGTTATATGATTTTCTGGTGCTAGCCAGTAAACCTGC
TGCCGCCAGAACGGTACAGTCCCTGACACAGGCACCGGTCATTCTGTTAACTCATCCACGTATGGGGGAACAGTTATTTC
AGTTTGAACCCAGGGAGGTCAGACGGATTTTTGCTGGCGAGTACGAAATCCGTTACGAACTTAATGGCCAGACTATTTAT
GTATTGCGCCTGTGGCACACACGAGAAAACAGGTAG

Antitoxin

Protein

• Length: 95 a.a.
• Molecular weight: 10474.89 Da
• Isoelectric Point: 5.6558

>AT116642 WP_001178089.1 NZ_CP034796:c83248-82964 [Escherichia coli]
MQMKNNTAQATKVITAHVPLPMADKVDQMAARLERSRGWVIKQALSAWLAQEEERNRLTLEALDDVTSGQVIDHQAVQAW
ADSLSTDNPLPVPR

Nucleotide

• Length: 285 bp

>AT116642 NZ_CP034796:c83248-82964 [Escherichia coli]
ATGCAAATGAAAAACAATACCGCACAAGCAACAAAAGTCATTACCGCGCATGTGCCATTACCTATGGCTGATAAAGTCGA
CCAGATGGCCGCCAGACTGGAACGCTCCCGGGGTTGGGTTATCAAACAGGCGCTTTCTGCATGGCTTGCCCAGGAGGAGG
AGCGTAATCGCCTGACGCTGGAAGCCCTGGACGATGTGACATCCGGACAGGTTATTGACCATCAGGCTGTACAGGCCTGG
GCGGACAGCCTCAGTACTGACAATCCGTTACCGGTGCCACGCTGA

Structures

Toxin

• AlphaFold DB: A0A2Z6FAZ0

Antitoxin

• AlphaFold DB: A0A731IHA8