Detailed information of TA system TA020443

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): vapBC/VapC-VapB
• Location: 2255378..2256004
• Replicon: chromosome
• Accession: NC_002755
• Organism: Mycobacterium tuberculosis CDC1551

Toxin (Protein)

• Gene name: vapC
• Uniprot ID: P64926
• Locus tag: MT_RS10515
• Protein ID: WP_003410075.1
• Coordinates: 2255606..2256004 (+)
• Length: 133 a.a.

Antitoxin (Protein)

• Gene name: vapB
• Uniprot ID: A0A806JLL8
• Locus tag: MT_RS10510
• Protein ID: WP_003911750.1
• Coordinates: 2255378..2255605 (+)
• Length: 76 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
MT_RS10500	2253417..2253761	-	345	WP_003410065.1	ferredoxin family protein	-
MT_RS10505	2253950..2255119	-	1170	WP_003899126.1	ATP-binding protein	-
MT_RS10510	2255378..2255605	+	228	WP_003911750.1	type II toxin-antitoxin system VapB family antitoxin	Antitoxin
MT_RS10515	2255606..2256004	+	399	WP_003410075.1	PIN domain nuclease	Toxin
MT_RS10520	2256187..2256618	-	432	WP_003410078.1	MarR family winged helix-turn-helix transcriptional regulator	-
MT_RS10525	2256719..2257153	+	435	WP_003914358.1	DUF1398 domain-containing protein	-
MT_RS21245	2257590..2257769	-	180	Protein_2066	hypothetical protein	-
MT_RS10530	2257830..2258477	+	648	WP_071854215.1	transposase	-
MT_RS10535	2258431..2259021	+	591	WP_003899131.1	IS110 family transposase	-
MT_RS10540	2259149..2260405	-	1257	WP_003410095.1	HNH endonuclease	-

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

• PIN domain (1-120)

Antitoxin

• Bacterial antitoxin of type II TA system, VapB (2-43)

Sequences

Toxin

Protein

• Length: 133 a.a.
• Molecular weight: 14731.02 Da
• Isoelectric Point: 6.7067

>T20443 WP_003410075.1 NC_002755:2255606-2256004 [Mycobacterium tuberculosis CDC1551]
MIVDTSVWIAYLSTSESLASRWLADRIAADSTVIVPEVVMMELLIGKTDEDTAALRRRLLQRFAIEPLAPVRDAEDAAAI
HRRCRRGGDTVRSLIDCQVAAMALRIGVAVAHRDRDYEAIRTHCGLRTEPLF

Nucleotide

• Length: 399 bp

>T20443 NC_002755:2255606-2256004 [Mycobacterium tuberculosis CDC1551]
ATGATCGTCGACACCTCGGTCTGGATCGCATATCTCTCCACGTCAGAGTCGTTGGCCAGTCGCTGGCTAGCCGATCGCAT
TGCCGCTGACTCGACGGTGATCGTGCCCGAGGTGGTGATGATGGAGCTGCTGATCGGTAAGACCGATGAGGACACCGCCG
CACTGCGCCGACGGCTCCTGCAGCGATTCGCTATCGAACCGCTGGCCCCGGTCCGCGACGCGGAAGATGCCGCCGCCATT
CACCGGCGCTGTCGTCGCGGCGGCGACACCGTACGCAGCCTGATCGATTGCCAGGTGGCCGCGATGGCGTTGCGGATCGG
GGTCGCCGTGGCGCATCGTGATCGCGACTACGAGGCGATCCGCACACATTGCGGACTACGCACCGAGCCGTTGTTCTGA

Antitoxin

Protein

• Length: 76 a.a.
• Molecular weight: 8346.16 Da
• Isoelectric Point: 4.1621

>AT20443 WP_003911750.1 NC_002755:2255378-2255605 [Mycobacterium tuberculosis CDC1551]
VSRTNIEIDDELVAAAQRMYRLDSKRSAVDLALRRLVGEPLGRDEALALQGSGFDFSNDEIESFSDTDRKLADES

Nucleotide

• Length: 228 bp

>AT20443 NC_002755:2255378-2255605 [Mycobacterium tuberculosis CDC1551]
GTGTCACGGACCAACATCGAGATCGACGACGAACTCGTGGCCGCCGCACAGCGGATGTACCGACTCGATTCCAAGCGAAG
TGCCGTCGACCTCGCGCTGCGCCGGCTCGTGGGTGAACCGTTGGGCCGCGATGAGGCTTTGGCGCTGCAGGGCAGCGGTT
TCGACTTCAGCAACGATGAGATCGAATCGTTCTCGGATACGGACCGCAAGCTCGCCGACGAGTCGTAG

Structures

Toxin

• PDB: 4CHG

Antitoxin

• AlphaFold DB: A0A806JLL8