Detailed information of TA system TA053873

Bioinformatically predicted

Overview

TA module

• Type: IV
• Classification (family/domain): yafW-ykfI/CbtA-CbeA
• Location: 257014..257693
• Replicon: chromosome
• Accession: NZ_CP011321
• Organism: Escherichia coli strain SQ88

Toxin (Protein)

• Gene name: ykfI
• Uniprot ID: P77692
• Locus tag: SG49_RS01220
• Protein ID: WP_000854672.1
• Coordinates: 257014..257355 (-)
• Length: 114 a.a.

Antitoxin (Protein)

• Gene name: yafW
• Uniprot ID: Q47684
• Locus tag: SG49_RS01225
• Protein ID: WP_000070395.1
• Coordinates: 257376..257693 (-)
• Length: 106 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
SG49_RS01195	252291..252692	+	402	WP_000174689.1	sigma factor-binding protein Crl	-
SG49_RS01200	252731..253786	-	1056	WP_000749863.1	phosphoporin PhoE	-
SG49_RS01205	254074..255177	+	1104	WP_001285288.1	glutamate 5-kinase	-
SG49_RS01210	255189..256442	+	1254	WP_000893278.1	glutamate-5-semialdehyde dehydrogenase	-
SG49_RS01220	257014..257355	-	342	WP_000854672.1	type IV toxin-antitoxin system toxin YkfI	Toxin
SG49_RS01225	257376..257693	-	318	WP_000070395.1	type IV toxin-antitoxin system antitoxin YafW	Antitoxin
SG49_RS23080	257712..257933	-	222	WP_000691994.1	DUF987 domain-containing protein	-
SG49_RS01230	257942..258418	-	477	WP_000811693.1	RadC family protein	-
SG49_RS01235	258434..258892	-	459	WP_000211838.1	antirestriction protein	-
SG49_RS01240	258990..259229	-	240	WP_000194654.1	DUF905 domain-containing protein	-
SG49_RS01245	259306..259773	-	468	WP_001547765.1	hypothetical protein	-
SG49_RS25275	259796..260239	-	444	WP_000824223.1	hypothetical protein	-
SG49_RS25280	260239..260466	-	228	WP_001548158.1	hypothetical protein	-
SG49_RS25285	260462..260653	-	192	Protein_248	DeoR family transcriptional regulator	-
SG49_RS01260	260870..261691	-	822	WP_000197389.1	DUF945 domain-containing protein	-
SG49_RS01265	261783..262646	-	864	WP_001065553.1	GTPase family protein	-

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

• CbtA toxin of type IV toxin-antitoxin system (1-112)

Antitoxin

• Antitoxin CbeA (6-104)

Sequences

Toxin

Protein

• Length: 114 a.a.
• Molecular weight: 12905.01 Da
• Isoelectric Point: 9.6543

>T53873 WP_000854672.1 NZ_CP011321:c257355-257014 [Escherichia coli]
MKTLPAITQRAVKPCLSPVAVWQMLLTRLLEQHYGLTINDTPFCNEAVIKEHIDAGITLADAVNFLVEKYELVRIDRKGF
SWQEQSPYLRAADILRARQATGLLRQSRNNVVR

Nucleotide

• Length: 342 bp

>T53873 NZ_CP011321:c257355-257014 [Escherichia coli]
ATGAAAACTTTACCTGCAATAACTCAGCGGGCGGTGAAGCCCTGCCTGTCACCCGTGGCTGTCTGGCAAATGTTACTGAC
ACGTCTGCTGGAACAGCACTATGGTCTGACAATAAACGACACGCCATTCTGCAATGAGGCTGTGATTAAGGAACACATCG
ATGCCGGTATCACCCTAGCCGATGCCGTGAATTTTCTGGTAGAAAAATACGAGCTGGTTCGTATCGACAGGAAGGGATTT
AGCTGGCAGGAACAATCTCCTTATCTCCGGGCTGCAGACATTCTGCGAGCGCGGCAGGCAACTGGCTTGTTGCGGCAAAG
CCGTAACAACGTAGTACGATGA

Antitoxin

Protein

• Length: 106 a.a.
• Molecular weight: 11939.59 Da
• Isoelectric Point: 6.7391

>AT53873 WP_000070395.1 NZ_CP011321:c257693-257376 [Escherichia coli]
MSNPTRGLQREITLRLGARLVQEGNRLHYLADRASITGKFSDIECRKLDETFPHFILQMESMLTTGELSPHHAHCVTLYH
NDLTCEADTLGSCGYVYIAIYPTQR

Nucleotide

• Length: 318 bp

>AT53873 NZ_CP011321:c257693-257376 [Escherichia coli]
ATGAGCAACCCTACCAGGGGCCTGCAGCGGGAGATTACACTGCGCCTGGGAGCCCGTCTGGTGCAGGAAGGCAACCGACT
GCATTATCTGGCTGACCGGGCCAGCATCACCGGCAAGTTCAGTGACATCGAATGCCGGAAGCTGGATGAAACATTCCCGC
ACTTTATCCTCCAGATGGAATCGATGCTGACCACCGGTGAACTCAGCCCCCACCATGCCCACTGCGTTACCCTGTACCAC
AACGATTTAACCTGCGAAGCCGACACCCTTGGCAGTTGCGGCTACGTATACATCGCCATTTACCCCACTCAGCGTTAA

Structures

Toxin

• AlphaFold DB: P77692

Antitoxin

• AlphaFold DB: Q47684