Detailed information of TA system TA184970

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): mazEF/PRK09907-MazE
• Location: 1035866..1036449
• Replicon: chromosome
• Accession: NZ_CP066759
• Organism: Escherichia coli O157:H7 strain ECP19-198

Toxin (Protein)

• Gene name: mazF
• Uniprot ID: S1EZP4
• Locus tag: JG533_RS05040
• Protein ID: WP_000254738.1
• Coordinates: 1036114..1036449 (+)
• Length: 112 a.a.

Antitoxin (Protein)

• Gene name: mazE
• Uniprot ID: S1P3W5
• Locus tag: JG533_RS05035
• Protein ID: WP_000581937.1
• Coordinates: 1035866..1036114 (+)
• Length: 83 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
JG533_RS05025	1032205..1033506	+	1302	WP_000046824.1	23S rRNA (uracil(1939)-C(5))-methyltransferase RlmD	-
JG533_RS05030	1033554..1035788	+	2235	WP_000226815.1	GTP pyrophosphokinase	-
JG533_RS05035	1035866..1036114	+	249	WP_000581937.1	type II toxin-antitoxin system antitoxin MazE	Antitoxin
JG533_RS05040	1036114..1036449	+	336	WP_000254738.1	endoribonuclease MazF	Toxin
JG533_RS05045	1036520..1037311	+	792	WP_001071648.1	nucleoside triphosphate pyrophosphohydrolase	-
JG533_RS05050	1037539..1039176	+	1638	WP_000210878.1	CTP synthase (glutamine hydrolyzing)	-
JG533_RS05055	1039264..1040562	+	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

>T184970 WP_000254738.1 NZ_CP066759:1036114-1036449 [Escherichia coli O157:H7]
MVSRYVPDMGDLIWVDFDPTKGSEQAGHRPAVVLSPFMYNNKTGMCLCVPCTTQSKGYPFEVVLSGQERDGVALADQVKS
IAWRARGATKKGTVAPEELQLIKAKINVLIG

Nucleotide

• Length: 336 bp

>T184970 NZ_CP087854:2759902-2760237 [Moraxella bovis]
ATGTTGCATTTTGCTGAAACATCATTATTCACTAAACAAATCATAGACTTAATGGATGATGACGAGTACAGACTATTACA
AACAAACTTGATGAAAAACCCACATCAAGGCGACATTGTTCGTGGTACTGGCGGAGTACGCAAAACAAGATGGTCAATTG
ATGGCAAGGGCAAAAGTGGTGGCAGTCGCATCATTTACTTTTTTGTTGATGGTGCTGGCATTTTCTTTATGCTCTTGGCT
TATCCTAAATCAAAACAAACAACGCTATCGGCGGATGAGAAAAAAGAAATGCTCAAACTAACCACCGCAATTAAGGAGAT
TTACCGTGCAAAATGA

Antitoxin

Protein

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

>AT184970 WP_000581937.1 NZ_CP066759:1035866-1036114 [Escherichia coli O157:H7]
MIHSSVKRWGNSPAVRIPATLMQALNLNIDDEVKIDLVDGKLIIEPVRKEPVFTLAELVNDITPENLHENIDWGEPKDKE
VW

Nucleotide

• Length: 249 bp

>AT184970 NZ_CP087854:2760227-2760508 [Moraxella bovis]
GTGCAAAATGAGTTTTACGATGATTTAAAAGCCTCATTGACTGAGGCTCTGGCAATCGCTAAGGGCGAAATTTCCCCAAG
TCGTACATTCACTTATGAACGCCCAAACATCAAAGATATTCGGGCAAAAACAGGGCTATCACAAACCCAGTTCGCCCAGA
AGCTACACATAAGCCCTAAAACGCTTAAAAACTGGGAACAGGGCATTAGAACGCCAACAGGTCCAGCCATTACCCTAATT
AGATTACTTGACAAAAACCCTGATTTAATTAGCATGGCATAA

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