Detailed information of TA system TA127994

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): itaRT/DUF1778(antitoxin)
• Location: 3515908..3516745
• Replicon: chromosome
• Accession: NZ_CP041302
• Organism: Escherichia coli strain MSHS 472

Toxin (Protein)

• Gene name: itaT
• Uniprot ID: Q3Z4X7
• Locus tag: FK543_RS18175
• Protein ID: WP_000227784.1
• Coordinates: 3516203..3516745 (+)
• Length: 181 a.a.

Antitoxin (Protein)

• Gene name: itaR
• Uniprot ID: I2UQS9
• Locus tag: FK543_RS18170
• Protein ID: WP_001297137.1
• Coordinates: 3515908..3516219 (+)
• Length: 104 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
FK543_RS18145	3510928..3511875	+	948	WP_001239441.1	cytochrome o ubiquinol oxidase subunit II	-
FK543_RS18150	3511897..3513888	+	1992	WP_000467180.1	cytochrome o ubiquinol oxidase subunit I	-
FK543_RS18155	3513878..3514492	+	615	WP_000179819.1	cytochrome o ubiquinol oxidase subunit III	-
FK543_RS18160	3514492..3514821	+	330	WP_000019869.1	cytochrome o ubiquinol oxidase subunit IV	-
FK543_RS18165	3514833..3515723	+	891	WP_000971336.1	heme o synthase	-
FK543_RS18170	3515908..3516219	+	312	WP_001297137.1	DUF1778 domain-containing protein	Antitoxin
FK543_RS18175	3516203..3516745	+	543	WP_000227784.1	GNAT family N-acetyltransferase	Toxin
FK543_RS18180	3516801..3517736	-	936	WP_001365761.1	sel1 repeat family protein	-
FK543_RS18185	3518144..3519508	+	1365	WP_001000974.1	MFS transporter	-
FK543_RS18190	3519636..3520127	-	492	WP_001138904.1	nucleotide binding protein YajQ	-
FK543_RS18195	3520295..3521206	+	912	WP_000705874.1	2-dehydropantoate 2-reductase	-

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

>T127994 WP_000227784.1 NZ_CP041302:3516203-3516745 [Escherichia coli]
MVDKHEEITLPIVLSCNYQSDITYPGQKQFDCGNPVIDKFVRASLKKSVRNSDCAAKALIDRQSGELIGICTFTAYSLEK
QRVSGVLQGSQPSEIGVVRLVMLGVARKYQKRGFGQDLLCDFFEHVKIIHQALPIKGVYLDADPAAINFYARLGFVQLSA
TPNAFGAVPMFLAIQHILAA

Nucleotide

• Length: 543 bp

>T127994 NZ_CP041302:3516203-3516745 [Escherichia coli]
ATGGTCGACAAGCATGAAGAGATTACTCTGCCCATAGTCCTCTCCTGTAATTATCAGTCTGATATTACTTATCCTGGGCA
AAAACAGTTTGATTGCGGTAACCCTGTTATCGATAAATTTGTACGCGCATCGCTAAAGAAAAGTGTGCGTAATAGCGACT
GTGCGGCTAAAGCACTTATTGACAGACAAAGTGGTGAACTGATCGGCATCTGTACTTTTACGGCATATTCGCTGGAAAAA
CAACGCGTTTCTGGCGTCCTTCAGGGTTCACAACCTTCAGAAATTGGTGTTGTCAGATTAGTCATGTTGGGGGTAGCACG
GAAGTATCAAAAGCGGGGCTTTGGTCAGGACCTACTATGTGATTTTTTTGAACATGTAAAAATAATTCACCAGGCATTAC
CAATTAAAGGGGTTTATCTTGATGCTGACCCTGCCGCCATTAATTTTTATGCTCGTCTCGGCTTTGTTCAGCTTTCAGCG
ACACCAAATGCTTTTGGTGCTGTACCTATGTTTTTGGCGATTCAGCATATTCTCGCGGCTTAG

Antitoxin

Protein

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

>AT127994 WP_001297137.1 NZ_CP041302:3515908-3516219 [Escherichia coli]
MPGKTATLPDVDKTLKNARVELKTSPDAKNKLREAAQAVGVDLSAFILSAAMERAESVLDNQRRRELSNQSWELMNQLIA
EPAQPTLALKALMKRKNSDGRQA

Nucleotide

• Length: 312 bp

>AT127994 NZ_CP041302:3515908-3516219 [Escherichia coli]
ATGCCTGGAAAAACAGCCACTCTACCCGATGTCGATAAAACGCTGAAAAATGCGCGGGTCGAACTCAAAACTAGTCCCGA
CGCCAAAAACAAACTTCGTGAAGCTGCGCAAGCCGTTGGGGTAGATTTAAGCGCTTTTATTTTGAGCGCTGCTATGGAAC
GCGCCGAAAGTGTGCTTGATAACCAACGTCGCCGTGAGCTTTCGAATCAAAGCTGGGAACTGATGAACCAACTCATCGCT
GAACCTGCTCAACCGACGCTCGCCCTCAAGGCGTTAATGAAAAGGAAAAACAGCGATGGTCGACAAGCATGA

Structures

Toxin

• PDB: 7BYY

Antitoxin

• AlphaFold DB: A0A0E0Y6B3