Detailed information of TA system TA196338

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): mazEF/PRK09907-MazE
• Location: 967908..968491
• Replicon: chromosome
• Accession: NZ_CP071436
• Organism: Escherichia coli strain EcPNK006

Toxin (Protein)

• Gene name: mazF
• Uniprot ID: S1EZP4
• Locus tag: J1137_RS04700
• Protein ID: WP_000254738.1
• Coordinates: 968156..968491 (+)
• Length: 112 a.a.

Antitoxin (Protein)

• Gene name: mazE
• Uniprot ID: S1P3W5
• Locus tag: J1137_RS04695
• Protein ID: WP_000581937.1
• Coordinates: 967908..968156 (+)
• Length: 83 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
J1137_RS04685	964247..965548	+	1302	WP_000046812.1	23S rRNA (uracil(1939)-C(5))-methyltransferase RlmD	-
J1137_RS04690	965596..967830	+	2235	WP_000226815.1	GTP pyrophosphokinase	-
J1137_RS04695	967908..968156	+	249	WP_000581937.1	type II toxin-antitoxin system antitoxin MazE	Antitoxin
J1137_RS04700	968156..968491	+	336	WP_000254738.1	endoribonuclease MazF	Toxin
J1137_RS04705	968562..969353	+	792	WP_001071648.1	nucleoside triphosphate pyrophosphohydrolase	-
J1137_RS04710	969581..971218	+	1638	WP_000210878.1	CTP synthase (glutamine hydrolyzing)	-
J1137_RS04715	971306..972604	+	1299	WP_000036723.1	phosphopyruvate hydratase	-

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 (10-109)

Antitoxin

• SpoVT-AbrB domain (7-51)

Sequences

Toxin

Protein

• Length: 112 a.a.
• Molecular weight: 12098.04 Da
• Isoelectric Point: 8.2618

>T196338 WP_000254738.1 NZ_CP071436:968156-968491 [Escherichia coli]
MVSRYVPDMGDLIWVDFDPTKGSEQAGHRPAVVLSPFMYNNKTGMCLCVPCTTQSKGYPFEVVLSGQERDGVALADQVKS
IAWRARGATKKGTVAPEELQLIKAKINVLIG

Nucleotide

• Length: 336 bp

>T196338 NZ_CP095088:c2441743-2441567 [Escherichia coli]
GTGAAACAAAGCGAGTTCAGACGTTGGCTCGAATCTCAGGGCGTCGATGTAGCGAATGGCAGCAACCATTTGAAACTCAG
GTTTCATGGGAGGCGCAGTGTCATGCCGCGTCACCCCTGCGATGAGATTAAAGAACCATTGCGTAAAGCAATCCTGAAAC
AACTCGGTTTGAGTTAA

Antitoxin

Protein

• Length: 83 a.a.
• Molecular weight: 9355.74 Da
• Isoelectric Point: 4.4665

>AT196338 WP_000581937.1 NZ_CP071436:967908-968156 [Escherichia coli]
MIHSSVKRWGNSPAVRIPATLMQALNLNIDDEVKIDLVDGKLIIEPVRKEPVFTLAELVNDITPENLHENIDWGEPKDKE
VW

Nucleotide

• Length: 249 bp

>AT196338 NZ_CP095088:c2441521-2441105 [Escherichia coli]
ATGCGTTATCCCGTCACTCTTACACCCGCGCCGGAAGGCGGTTATATGGTTTCTTTTGTGGATATCCCTGAAGCGTTGAC
GCAGGGCGAAACTGTCGCTGAAGCGATGGAAGCGGCAAAAGATGCTTTACTGACCGCATTTGATTTTTATTTTGAAGATA
ACGAGCTTATCCCTTTACCTTCGCCATTAAATAGTCATGATCACTTTATTGAAGTGCCTTTGAGCGTCGCCTCTAAGGTA
TTGCTGTTAAATGCTTTTTTACAGTCAGAAATCACTCAGCAAGAGTTAGCCAGGCGAATTGGCAAACCTAAACAGGAGAT
TACTCGCCTATTTAACTTGCATCATGCGACAAAAATCGACGCCGTCCAGCTCGCGGCAAAGGCGCTTGGCAAAGAGTTAT
CGCTGGTGATGGTTTAA

Structures

Toxin

• PDB: 1UB4
• PDB: 5CQX
• PDB: 5CK9
• PDB: 5CKH
• PDB: 5CO7
• PDB: 3NFC
• PDB: 5CR2
• PDB: 5CKB
• PDB: 5CQY
• PDB: 5CKD
• PDB: 5CKE
• PDB: 5CKF

Antitoxin

• PDB: 1UB4
• PDB: 5CQX
• PDB: 5CQY
• PDB: 1MVF
• PDB: 2MRN
• PDB: 2MRU
• AlphaFold DB: A0A7U9LMB4