Detailed information of TA system TA204902

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): ataRT/DUF1778(antitoxin)
• Location: 466702..467456
• Replicon: chromosome
• Accession: NZ_CP076241
• Organism: Escherichia coli O157:H7 strain Vac_07.1

Toxin (Protein)

• Gene name: ataT
• Uniprot ID: -
• Locus tag: JKN65_RS02240
• Protein ID: WP_001301452.1
• Coordinates: 466702..467187 (-)
• Length: 162 a.a.

Antitoxin (Protein)

• Gene name: ataR
• Uniprot ID: Q8X700
• Locus tag: JKN65_RS02245
• Protein ID: WP_000801912.1
• Coordinates: 467178..467456 (-)
• Length: 93 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
JKN65_RS02220 (461868)	461868..462626	+	759	WP_001302007.1	DeoR/GlpR family transcriptional regulator	-
JKN65_RS02225 (462608)	462608..464206	-	1599	WP_001232889.1	DNA-binding transcriptional regulator RtcR	-
JKN65_RS02230 (464394)	464394..465620	+	1227	WP_001105473.1	RNA-splicing ligase RtcB	-
JKN65_RS02235 (465624)	465624..466652	+	1029	WP_000827117.1	RNA 3'-terminal phosphate cyclase	-
JKN65_RS02240 (466702)	466702..467187	-	486	WP_001301452.1	GNAT family N-acetyltransferase	Toxin
JKN65_RS02245 (467178)	467178..467456	-	279	WP_000801912.1	DUF1778 domain-containing protein	Antitoxin
JKN65_RS02250 (467523)	467523..470228	-	2706	WP_000906970.1	HTH-type transcriptional regulator MalT	-

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

• GNAT domain (45-143)

Antitoxin

• Vibrio phage ICP1, Orf50 (2-92)

Sequences

Toxin

Protein

• Length: 162 a.a.
• Molecular weight: 17650.57 Da
• Isoelectric Point: 9.4066

>T204902 WP_001301452.1 NZ_CP076241:c467187-466702 [Escherichia coli O157:H7]
MGITAPTPLTSEHNLADFCCSDHGMNEWLKKKALKNHSSGLSRVYVICIANTRQVIGYYCLSTGSIQRNLAPGAMRRNAP
ESLPVVVLGRLAIDQAWAGKGLGVALLKDAVYRTMSIAQQVGVRALIVHALDDSVRNFYLKYAFVPSPFQSLTLLYPITL
E

Nucleotide

• Length: 486 bp

>T204902 NZ_CP101292:571185-571535 [Escherichia coli]
ATGGTAAAGAAAAGTGAATTTGAACGGGGAGACATTGTGCTGGTTGGCTTTGATCCAGCAAGCGGCCATGAACAGCAAGG
TGCTGGTCGACCTGCGCTTGTGCTCTCCGTTCAAGCCTTTAATCAACTGGGAATGACGCTGGTGGCCCCCATTACGCAGG
GCGGAAATTTTGCCCGTTATGCCGGATTTAGCGTTCCTTTACATTGCGAAGAAGGCGATGTGCACGGCGTGGTGCTGGTG
AATCAGGTGCGGATGATGGATCTACGCGCCCGGCTGGCAAAGCGTATTGGTCTGGCTGCGGATGAGGTGGTGGAAGAGGC
GTTATTACGCTTGCAGGCGGTGGTGGAATAA

Antitoxin

Protein

• Length: 93 a.a.
• Molecular weight: 10420.94 Da
• Isoelectric Point: 4.6336

>AT204902 WP_000801912.1 NZ_CP076241:c467456-467178 [Escherichia coli O157:H7]
MKPESKEAPINIRAKASQRDLIDMAANLVAKSRTDFMLDAACREAQDILLDQRLFILDDEQYDAFLAALDAPITAERQAK
INALMNRKSPWE

Nucleotide

• Length: 279 bp

>AT204902 NZ_CP101292:570940-571191 [Escherichia coli]
ATGCGTATTACCATAAAAAGATGGGGGAACAGTGCAGGTATGGTCATTCCCAATATCGTAATGAAAGAACTTAACTTACA
GCCGGGGCAGAGCGTGGAAGCGCAGGTGAGCAACAACCAACTGATTCTGACACCCATCTCCAGGCGCTACTCGCTTGATG
AACTGCTGGCACAGTGTGACATGAACGCCGCGGAACTTAGCGAGCAGGATGTCTGGGGTAAATCCACCCCTGCGGGTGAC
GAAATATGGTAA

Structures

Antitoxin

• AlphaFold DB: A0A7U9LHB9