Detailed information of TA system TA044691

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): vapBC/VapC-VapB
• Location: 2237811..2238437
• Replicon: chromosome
• Accession: NZ_CP002882
• Organism: Mycobacterium tuberculosis BT2

Toxin (Protein)

• Gene name: vapC
• Uniprot ID: P64926
• Locus tag: HKBT2_RS10500
• Protein ID: WP_003410075.1
• Coordinates: 2238039..2238437 (+)
• Length: 133 a.a.

Antitoxin (Protein)

• Gene name: vapB
• Uniprot ID: A0A806JLL8
• Locus tag: HKBT2_RS10495
• Protein ID: WP_003911750.1
• Coordinates: 2237811..2238038 (+)
• Length: 76 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
HKBT2_RS10485	2235850..2236194	-	345	WP_003410065.1	ferredoxin family protein	-
HKBT2_RS10490	2236383..2237552	-	1170	WP_003899126.1	ATP-binding protein	-
HKBT2_RS10495	2237811..2238038	+	228	WP_003911750.1	type II toxin-antitoxin system VapB family antitoxin	Antitoxin
HKBT2_RS10500	2238039..2238437	+	399	WP_003410075.1	PIN domain nuclease	Toxin
HKBT2_RS10505	2238620..2239051	-	432	WP_003410078.1	MarR family winged helix-turn-helix transcriptional regulator	-
HKBT2_RS10510	2239152..2239586	+	435	WP_003914358.1	DUF1398 domain-containing protein	-
HKBT2_RS21335	2240023..2240202	-	180	Protein_2064	hypothetical protein	-
HKBT2_RS10515	2240263..2240910	+	648	WP_071854215.1	transposase	-
HKBT2_RS10520	2240864..2241454	+	591	WP_003899131.1	IS110 family transposase	-
HKBT2_RS10525	2241582..2242838	-	1257	WP_003902247.1	HNH endonuclease	-
HKBT2_RS10530	2243192..2243392	+	201	Protein_2068	hypothetical 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

• 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

>T44691 WP_003410075.1 NZ_CP002882:2238039-2238437 [Mycobacterium tuberculosis BT2]
MIVDTSVWIAYLSTSESLASRWLADRIAADSTVIVPEVVMMELLIGKTDEDTAALRRRLLQRFAIEPLAPVRDAEDAAAI
HRRCRRGGDTVRSLIDCQVAAMALRIGVAVAHRDRDYEAIRTHCGLRTEPLF

Nucleotide

• Length: 399 bp

>T44691 NZ_CP002882:2238039-2238437 [Mycobacterium tuberculosis BT2]
ATGATCGTCGACACCTCGGTCTGGATCGCATATCTCTCCACGTCAGAGTCGTTGGCCAGTCGCTGGCTAGCCGATCGCAT
TGCCGCTGACTCGACGGTGATCGTGCCCGAGGTGGTGATGATGGAGCTGCTGATCGGTAAGACCGATGAGGACACCGCCG
CACTGCGCCGACGGCTCCTGCAGCGATTCGCTATCGAACCGCTGGCCCCGGTCCGCGACGCGGAAGATGCCGCCGCCATT
CACCGGCGCTGTCGTCGCGGCGGCGACACCGTACGCAGCCTGATCGATTGCCAGGTGGCCGCGATGGCGTTGCGGATCGG
GGTCGCCGTGGCGCATCGTGATCGCGACTACGAGGCGATCCGCACACATTGCGGACTACGCACCGAGCCGTTGTTCTGA

Antitoxin

Protein

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

>AT44691 WP_003911750.1 NZ_CP002882:2237811-2238038 [Mycobacterium tuberculosis BT2]
VSRTNIEIDDELVAAAQRMYRLDSKRSAVDLALRRLVGEPLGRDEALALQGSGFDFSNDEIESFSDTDRKLADES

Nucleotide

• Length: 228 bp

>AT44691 NZ_CP002882:2237811-2238038 [Mycobacterium tuberculosis BT2]
GTGTCACGGACCAACATCGAGATCGACGACGAACTCGTGGCCGCCGCACAGCGGATGTACCGACTCGATTCCAAGCGAAG
TGCCGTCGACCTCGCGCTGCGCCGGCTCGTGGGTGAACCGTTGGGCCGCGATGAGGCTTTGGCGCTGCAGGGCAGCGGTT
TCGACTTCAGCAACGATGAGATCGAATCGTTCTCGGATACGGACCGCAAGCTCGCCGACGAGTCGTAG

Structures

Toxin

• PDB: 4CHG

Antitoxin

• AlphaFold DB: A0A806JLL8