Detailed information of TA system TA074148

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): itaRT/DUF1778(antitoxin)
• Location: 3916585..3917422
• Replicon: chromosome
• Accession: NZ_CP020107
• Organism: Escherichia coli strain 13E0767

Toxin (Protein)

• Gene name: itaT
• Uniprot ID: Q3Z4X7
• Locus tag: EC767_RS20385
• Protein ID: WP_000227784.1
• Coordinates: 3916880..3917422 (+)
• Length: 181 a.a.

Antitoxin (Protein)

• Gene name: itaR
• Uniprot ID: I2UQS9
• Locus tag: EC767_RS20380
• Protein ID: WP_001297137.1
• Coordinates: 3916585..3916896 (+)
• Length: 104 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
EC767_RS20355	3911605..3912552	+	948	WP_001239441.1	cytochrome o ubiquinol oxidase subunit II	-
EC767_RS20360	3912574..3914565	+	1992	WP_000467180.1	cytochrome o ubiquinol oxidase subunit I	-
EC767_RS20365	3914555..3915169	+	615	WP_000179819.1	cytochrome o ubiquinol oxidase subunit III	-
EC767_RS20370	3915169..3915498	+	330	WP_000019869.1	cytochrome o ubiquinol oxidase subunit IV	-
EC767_RS20375	3915510..3916400	+	891	WP_000971336.1	heme o synthase	-
EC767_RS20380	3916585..3916896	+	312	WP_001297137.1	DUF1778 domain-containing protein	Antitoxin
EC767_RS20385	3916880..3917422	+	543	WP_000227784.1	GNAT family N-acetyltransferase	Toxin
EC767_RS20390	3917478..3918413	-	936	WP_001297127.1	sel1 repeat family protein	-
EC767_RS20395	3918821..3920185	+	1365	WP_040092368.1	MFS transporter	-
EC767_RS20400	3920313..3920804	-	492	WP_001138904.1	nucleotide binding protein YajQ	-
EC767_RS20405	3920972..3921883	+	912	WP_000705853.1	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

>T74148 WP_000227784.1 NZ_CP020107:3916880-3917422 [Escherichia coli]
MVDKHEEITLPIVLSCNYQSDITYPGQKQFDCGNPVIDKFVRASLKKSVRNSDCAAKALIDRQSGELIGICTFTAYSLEK
QRVSGVLQGSQPSEIGVVRLVMLGVARKYQKRGFGQDLLCDFFEHVKIIHQALPIKGVYLDADPAAINFYARLGFVQLSA
TPNAFGAVPMFLAIQHILAA

Nucleotide

• Length: 543 bp

>T74148 NZ_CP020107:3916880-3917422 [Escherichia coli]
ATGGTCGACAAGCATGAAGAGATTACTCTGCCCATAGTCCTCTCCTGTAATTATCAGTCTGATATTACTTATCCTGGGCA
AAAACAGTTTGATTGCGGTAACCCTGTTATCGATAAATTTGTACGCGCATCGCTAAAGAAAAGTGTGCGTAATAGCGACT
GTGCGGCTAAAGCACTTATTGACAGACAAAGTGGTGAACTGATCGGCATATGTACTTTTACGGCATATTCGCTGGAAAAA
CAACGCGTTTCTGGCGTCCTTCAGGGTTCACAACCTTCAGAAATTGGTGTTGTCAGATTAGTCATGTTGGGGGTAGCACG
GAAGTATCAAAAGCGGGGCTTTGGTCAGGACCTACTATGTGATTTTTTTGAACATGTAAAAATAATTCACCAGGCATTAC
CAATTAAAGGGGTTTATCTTGATGCTGACCCTGCCGCCATTAATTTTTATGCTCGTCTCGGCTTTGTTCAGCTTTCAGCG
ACACCAAATGCTTTTGGTGCTGTACCTATGTTTTTGGCGATTCAGCATATTCTCGCGGCTTAG

Antitoxin

Protein

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

>AT74148 WP_001297137.1 NZ_CP020107:3916585-3916896 [Escherichia coli]
MPGKTATLPDVDKTLKNARVELKTSPDAKNKLREAAQAVGVDLSAFILSAAMERAESVLDNQRRRELSNQSWELMNQLIA
EPAQPTLALKALMKRKNSDGRQA

Nucleotide

• Length: 312 bp

>AT74148 NZ_CP020107:3916585-3916896 [Escherichia coli]
ATGCCTGGAAAAACAGCCACTCTACCCGATGTCGATAAAACGCTGAAAAATGCGCGGGTCGAACTCAAAACTAGTCCCGA
CGCCAAAAACAAACTTCGTGAAGCTGCGCAAGCCGTTGGGGTAGATTTAAGCGCTTTTATTTTGAGCGCTGCTATGGAAC
GCGCCGAAAGTGTGCTTGATAACCAACGTCGCCGTGAGCTTTCGAATCAAAGCTGGGAACTGATGAACCAACTCATCGCT
GAACCTGCTCAACCGACGCTCGCCCTCAAGGCGTTAATGAAAAGGAAAAACAGCGATGGTCGACAAGCATGA

Structures

Toxin

• PDB: 7BYY

Antitoxin

• AlphaFold DB: A0A0E0Y6B3