Detailed information of TA system TA054343

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): vapBC/VapC-VagC
• Location: 28091..28716
• Replicon: plasmid F
• Accession: NZ_CP011496
• Organism: Escherichia coli strain NCM3722 isolate K-12

Toxin (Protein)

• Gene name: vapC
• Uniprot ID: -
• Locus tag: AA953_RS23410
• Protein ID: WP_000911324.1
• Coordinates: 28091..28489 (-)
• Length: 133 a.a.

Antitoxin (Protein)

• Gene name: vapB
• Uniprot ID: L4J1D2
• Locus tag: AA953_RS23415
• Protein ID: WP_000450532.1
• Coordinates: 28489..28716 (-)
• Length: 76 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
AA953_RS25575	24399..24920	+	522	WP_000632670.1	conjugal transfer entry exclusion protein TraS	-
AA953_RS23400	24945..25676	+	732	WP_000850422.1	complement resistance protein TraT	-
AA953_RS23405	25929..28082	+	2154	WP_000009350.1	type IV conjugative transfer system coupling protein TraD	-
AA953_RS23410	28091..28489	-	399	WP_000911324.1	tRNA(fMet)-specific endonuclease VapC	Toxin
AA953_RS23415	28489..28716	-	228	WP_000450532.1	toxin-antitoxin system antitoxin VapB	Antitoxin

Associated MGEs

MGE detail	Similar MGEs	Relative position	MGE Type	Cargo ARG	Virulence gene	Coordinates	Length (bp)
	-	inside	Conjugative plasmid	-	-	1..67545	67545

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

• PIN domain (5-125)

Antitoxin

• SpoVT-AbrB domain (7-51)

Sequences

Toxin

Protein

• Length: 133 a.a.
• Molecular weight: 14800.09 Da
• Isoelectric Point: 7.8604

>T54343 WP_000911324.1 NZ_CP011496:c28489-28091 [Escherichia coli]
MLKFMLDTNICIFTIKNKPASVRERFNLNQGRMCISSVTLMEVIYGAEKSQMPERNLAVIEGFVSRIDVLDYDAAAATHT
GQIRAELALQGRPVGPFDQMIAGHARSRGLIIVTNNTREFERVGGLRIEDWS

Nucleotide

• Length: 399 bp

>T54343 NZ_CP011496:c28489-28091 [Escherichia coli]
ATGCTGAAGTTTATGCTCGATACCAACATCTGCATTTTTACGATAAAGAACAAACCCGCCAGTGTCAGGGAACGTTTTAA
CCTGAACCAGGGGAGAATGTGCATCAGTTCGGTCACTCTGATGGAGGTGATATATGGTGCAGAAAAAAGCCAGATGCCTG
AACGTAATCTCGCTGTGATCGAGGGATTTGTTTCCCGCATTGACGTTCTGGATTACGACGCTGCTGCTGCCACACACACC
GGCCAGATAAGAGCAGAACTTGCCCTTCAGGGACGCCCTGTCGGGCCATTTGATCAAATGATCGCAGGTCATGCCCGCAG
TCGGGGACTGATTATTGTGACTAATAACACCCGGGAATTTGAACGTGTGGGCGGCCTGAGAATTGAAGACTGGAGTTGA

Antitoxin

Protein

• Length: 76 a.a.
• Molecular weight: 8512.55 Da
• Isoelectric Point: 4.5358

>AT54343 WP_000450532.1 NZ_CP011496:c28716-28489 [Escherichia coli]
METTVFLSNRSQAVRLPKAVALPENVKRVEVIAVGRTRIITPAGETWDEWFDGNSVSADFMDNREQPGMQERESF

Nucleotide

• Length: 228 bp

>AT54343 NZ_CP011496:c28716-28489 [Escherichia coli]
ATGGAAACCACCGTATTTCTCAGCAACCGCAGCCAGGCGGTCAGACTGCCAAAAGCGGTTGCATTGCCGGAAAACGTAAA
ACGCGTTGAAGTGATTGCTGTCGGACGAACCCGAATCATTACGCCTGCCGGAGAGACATGGGACGAATGGTTCGACGGAA
ACAGTGTCAGCGCTGATTTTATGGATAACAGGGAACAGCCTGGTATGCAGGAAAGGGAGTCATTCTGA

Structures

Antitoxin

• AlphaFold DB: A0A829CHF5