Detailed information of TA system TA078941

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): itaRT/DUF1778(antitoxin)
• Location: 2126022..2126859
• Replicon: chromosome
• Accession: NZ_CP022393
• Organism: Escherichia coli strain E62

Toxin (Protein)

• Gene name: itaT
• Uniprot ID: Q3Z4X7
• Locus tag: CEJ55_RS10735
• Protein ID: WP_000227784.1
• Coordinates: 2126022..2126564 (-)
• Length: 181 a.a.

Antitoxin (Protein)

• Gene name: itaR
• Uniprot ID: I2UQS9
• Locus tag: CEJ55_RS10740
• Protein ID: WP_001297137.1
• Coordinates: 2126548..2126859 (-)
• Length: 104 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
CEJ55_RS10715	2121561..2122472	-	912	WP_000705849.1	2-dehydropantoate 2-reductase	-
CEJ55_RS10720	2122640..2123131	+	492	WP_001138904.1	nucleotide binding protein YajQ	-
CEJ55_RS10725	2123259..2124623	-	1365	WP_001000978.1	MFS transporter	-
CEJ55_RS10730	2125031..2125966	+	936	WP_001297127.1	sel1 repeat family protein	-
CEJ55_RS10735	2126022..2126564	-	543	WP_000227784.1	GNAT family N-acetyltransferase	Toxin
CEJ55_RS10740	2126548..2126859	-	312	WP_001297137.1	DUF1778 domain-containing protein	Antitoxin
CEJ55_RS10745	2127044..2127934	-	891	WP_000971336.1	heme o synthase	-
CEJ55_RS10750	2127946..2128275	-	330	WP_000019869.1	cytochrome o ubiquinol oxidase subunit IV	-
CEJ55_RS10755	2128275..2128889	-	615	WP_000179819.1	cytochrome o ubiquinol oxidase subunit III	-
CEJ55_RS10760	2128879..2130870	-	1992	WP_000467180.1	cytochrome o ubiquinol oxidase subunit I	-
CEJ55_RS10765	2130892..2131839	-	948	WP_001239441.1	cytochrome o ubiquinol oxidase subunit II	-

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 (68-156)

Antitoxin

• Vibrio phage ICP1, Orf50 (14-97)

Sequences

Toxin

Protein

• Length: 181 a.a.
• Molecular weight: 19805.02 Da
• Isoelectric Point: 8.3395

>T78941 WP_000227784.1 NZ_CP022393:c2126564-2126022 [Escherichia coli]
MVDKHEEITLPIVLSCNYQSDITYPGQKQFDCGNPVIDKFVRASLKKSVRNSDCAAKALIDRQSGELIGICTFTAYSLEK
QRVSGVLQGSQPSEIGVVRLVMLGVARKYQKRGFGQDLLCDFFEHVKIIHQALPIKGVYLDADPAAINFYARLGFVQLSA
TPNAFGAVPMFLAIQHILAA

Nucleotide

• Length: 543 bp

>T78941 NZ_CP022393:c2126564-2126022 [Escherichia coli]
ATGGTCGACAAGCATGAAGAGATTACTCTGCCCATAGTCCTCTCCTGTAATTATCAGTCTGATATTACTTATCCTGGGCA
AAAACAGTTTGATTGCGGTAACCCTGTTATCGATAAATTTGTACGCGCATCGCTAAAGAAAAGTGTGCGTAATAGCGACT
GTGCGGCTAAAGCACTTATTGACAGACAAAGTGGTGAACTGATCGGCATCTGTACTTTTACGGCATATTCGCTGGAAAAA
CAACGCGTTTCTGGCGTCCTTCAGGGTTCACAACCTTCAGAAATTGGTGTTGTCAGATTAGTCATGTTGGGGGTAGCACG
GAAGTATCAAAAGCGGGGCTTTGGTCAGGACCTACTATGTGATTTTTTTGAACATGTAAAAATAATTCACCAGGCATTAC
CAATTAAAGGGGTTTATCTTGATGCTGACCCTGCCGCCATTAATTTTTATGCTCGTCTCGGCTTTGTTCAGCTTTCAGCG
ACACCAAATGCTTTTGGTGCTGTACCTATGTTTTTGGCGATTCAGCATATTCTCGCGGCTTAG

Antitoxin

Protein

• Length: 104 a.a.
• Molecular weight: 11358.04 Da
• Isoelectric Point: 10.4825

>AT78941 WP_001297137.1 NZ_CP022393:c2126859-2126548 [Escherichia coli]
MPGKTATLPDVDKTLKNARVELKTSPDAKNKLREAAQAVGVDLSAFILSAAMERAESVLDNQRRRELSNQSWELMNQLIA
EPAQPTLALKALMKRKNSDGRQA

Nucleotide

• Length: 312 bp

>AT78941 NZ_CP022393:c2126859-2126548 [Escherichia coli]
ATGCCTGGAAAAACAGCCACTCTACCCGATGTCGATAAAACGCTGAAAAATGCGCGGGTCGAACTCAAAACTAGTCCCGA
CGCCAAAAACAAACTTCGTGAAGCTGCGCAAGCCGTTGGGGTAGATTTAAGCGCTTTTATTTTGAGCGCTGCTATGGAAC
GCGCCGAAAGTGTGCTTGATAACCAACGTCGCCGTGAGCTTTCGAATCAAAGCTGGGAACTGATGAACCAACTCATCGCT
GAACCTGCTCAACCGACGCTCGCCCTCAAGGCGTTAATGAAAAGGAAAAACAGCGATGGTCGACAAGCATGA

Structures

Toxin

• PDB: 7BYY

Antitoxin

• AlphaFold DB: A0A0E0Y6B3