Detailed information of TA system TA088676

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): chpSB/PRK09812-ChpS
• Location: 654635..655230
• Replicon: chromosome
• Accession: NZ_CP024826
• Organism: Escherichia coli strain CREC-544

Toxin (Protein)

• Gene name: chpB
• Uniprot ID: V0SXT4
• Locus tag: CU077_RS03250
• Protein ID: WP_000239581.1
• Coordinates: 654880..655230 (+)
• Length: 117 a.a.

Antitoxin (Protein)

• Gene name: chpS
• Uniprot ID: L4JJX7
• Locus tag: CU077_RS03245
• Protein ID: WP_001223213.1
• Coordinates: 654635..654886 (+)
• Length: 84 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
CU077_RS03235	650300..654079	+	3780	WP_000060873.1	autotransporter assembly complex protein TamB	-
CU077_RS03240	654082..654423	+	342	WP_001219160.1	gamma-glutamylcyclotransferase	-
CU077_RS03245	654635..654886	+	252	WP_001223213.1	type II toxin-antitoxin system antitoxin ChpS	Antitoxin
CU077_RS03250	654880..655230	+	351	WP_000239581.1	endoribonuclease toxin ChpB	Toxin
CU077_RS03255	655309..655839	-	531	WP_000055072.1	inorganic diphosphatase	-
CU077_RS03260	656149..657105	+	957	WP_000265933.1	galactofuranose ABC transporter substrate-binding protein YtfQ	-
CU077_RS03265	657238..658740	+	1503	WP_001095661.1	sugar ABC transporter ATP-binding protein	-
CU077_RS03270	658754..659776	+	1023	WP_001361374.1	ABC transporter permease	-

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: 12453.41 Da
• Isoelectric Point: 6.2206

>T88676 WP_000239581.1 NZ_CP024826:654880-655230 [Escherichia coli]
MVKKSEFERGDIVLVGFDPASGHEQQGAGRPALVLSVQAFNQLGMTLVAPITQGGNFARYAGFSVPLHCEEGDVHGVVLV
NQVRMMDLRARLAKRIGLAAGEVVEEALLRLQAVVE

Nucleotide

• Length: 351 bp

>T88676 NZ_CP024826:654880-655230 [Escherichia coli]
ATGGTAAAGAAAAGTGAATTTGAACGGGGAGACATTGTGCTGGTTGGCTTTGATCCAGCAAGCGGCCATGAACAGCAAGG
TGCTGGTCGACCTGCGCTTGTGCTCTCCGTTCAAGCCTTTAATCAACTGGGAATGACGCTGGTGGCCCCCATTACGCAGG
GCGGAAATTTTGCCCGTTATGCCGGATTTAGCGTTCCTTTACATTGCGAAGAAGGCGATGTGCACGGCGTGGTGCTGGTG
AATCAGGTGCGGATGATGGATTTACGCGCCCGACTGGCAAAGCGTATTGGTCTGGCTGCGGGTGAGGTGGTGGAAGAGGC
GTTATTACGTTTGCAGGCGGTGGTGGAATAA

Antitoxin

Protein

• Length: 84 a.a.
• Molecular weight: 9331.64 Da
• Isoelectric Point: 4.6509

>AT88676 WP_001223213.1 NZ_CP024826:654635-654886 [Escherichia coli]
MRITIKRWGNSSGMVIPNVVMKELNLRPGQSVEAQVSNNQLILTPISRRYSLDELLAQCDMNATELSEQDVWGKSTPAGD
EIW

Nucleotide

• Length: 252 bp

>AT88676 NZ_CP024826:654635-654886 [Escherichia coli]
ATGCGTATTACCATAAAAAGATGGGGGAACAGTTCAGGTATGGTCATTCCTAATGTTGTGATGAAAGAACTTAACTTACG
GCCGGGGCAGAGCGTGGAGGCGCAAGTGAGCAACAATCAACTGATTCTGACACCCATCTCCAGGCGCTACTCGCTTGATG
AACTGCTGGCACAGTGTGACATGAACGCCACGGAACTTAGCGAGCAGGATGTCTGGGGTAAATCCACCCCTGCGGGTGAC
GAAATATGGTAA

Structures

Toxin

• AlphaFold DB: V0SXT4

Antitoxin

• AlphaFold DB: L4JJX7