Detailed information of TA system TA063557

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): chpSB/PRK09812-ChpS
• Location: 5274076..5274671
• Replicon: chromosome
• Accession: NZ_CP015831
• Organism: Escherichia coli O157 strain 644-PT8

Toxin (Protein)

• Gene name: chpB
• Uniprot ID: U9Y4M4
• Locus tag: A8L40_RS27195
• Protein ID: WP_000239579.1
• Coordinates: 5274076..5274426 (-)
• Length: 117 a.a.

Antitoxin (Protein)

• Gene name: chpS
• Uniprot ID: Q8XCF3
• Locus tag: A8L40_RS27200
• Protein ID: WP_001223210.1
• Coordinates: 5274420..5274671 (-)
• Length: 84 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
A8L40_RS27175	5269522..5270544	-	1023	WP_001301928.1	ABC transporter permease	-
A8L40_RS27180	5270558..5272060	-	1503	WP_000205805.1	sugar ABC transporter ATP-binding protein	-
A8L40_RS27185	5272200..5273156	-	957	WP_000265942.1	galactofuranose ABC transporter substrate-binding protein YtfQ	-
A8L40_RS27190	5273466..5273996	+	531	WP_000055075.1	inorganic diphosphatase	-
A8L40_RS27195	5274076..5274426	-	351	WP_000239579.1	endoribonuclease toxin ChpB	Toxin
A8L40_RS27200	5274420..5274671	-	252	WP_001223210.1	type II toxin-antitoxin system antitoxin ChpS	Antitoxin
A8L40_RS27205	5274883..5275224	-	342	WP_001219160.1	gamma-glutamylcyclotransferase	-
A8L40_RS27210	5275227..5279006	-	3780	WP_000060930.1	autotransporter assembly complex protein TamB	-

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

• mRNA interferase PemK-like (8-114)

Antitoxin

• SpoVT-AbrB domain (6-49)

Sequences

Toxin

Protein

• Length: 117 a.a.
• Molecular weight: 12511.45 Da
• Isoelectric Point: 5.6219

>T63557 WP_000239579.1 NZ_CP015831:c5274426-5274076 [Escherichia coli O157]
MVKKSEFERGDIVLVGFDPASGHEQQGAGRPALVLSVQAFNQLGMTLVAPITQGGNFARYAGFSVPLHCEEGDVHGVVLV
NQVRMMDLRARLAKRIGLAADEVVEEALLRLQAVVE

Nucleotide

• Length: 351 bp

>T63557 NZ_CP015831:c5274426-5274076 [Escherichia coli O157]
ATGGTAAAGAAAAGTGAATTTGAACGGGGAGACATTGTGCTGGTTGGCTTTGATCCAGCAAGCGGCCATGAACAGCAAGG
TGCTGGTCGACCTGCGCTTGTGCTCTCCGTTCAAGCCTTTAATCAACTGGGAATGACGCTGGTGGCCCCCATTACGCAGG
GTGGAAATTTTGCCCGTTATGCCGGATTTAGCGTTCCTTTACATTGCGAAGAAGGCGATGTGCACGGCGTGGTGCTGGTT
AATCAGGTGCGGATGATGGATCTACGCGCCCGGCTGGCAAAGCGTATTGGTCTGGCTGCGGATGAGGTGGTGGAAGAGGC
GTTATTACGCTTGCAGGCGGTGGTGGAATAA

Antitoxin

Protein

• Length: 84 a.a.
• Molecular weight: 9299.64 Da
• Isoelectric Point: 4.4201

>AT63557 WP_001223210.1 NZ_CP015831:c5274671-5274420 [Escherichia coli O157]
MRITIKRWGNSAGMVIPNIVMKELNLQPGQSVEVQVSNNQLILTPISRRYSLDELLAQCDMNAAELSEQDVWGKSTPAGD
EIW

Nucleotide

• Length: 252 bp

>AT63557 NZ_CP015831:c5274671-5274420 [Escherichia coli O157]
ATGCGTATTACCATAAAAAGATGGGGGAACAGTGCAGGTATGGTCATTCCCAATATCGTAATGAAAGAACTTAACTTACA
GCCGGGGCAGAGCGTGGAAGTGCAGGTGAGCAACAACCAACTGATTCTGACACCCATCTCCAGGCGCTACTCGCTTGATG
AACTGCTGGCACAGTGTGACATGAACGCCGCGGAACTTAGCGAGCAGGATGTCTGGGGTAAATCCACCCCTGCGGGTGAC
GAAATATGGTAA

Structures

Toxin

• AlphaFold DB: A0A0E0Y8A8