Detailed information of TA system TA026908

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): vapBC/VapC-VapB
• Location: 1765268..1765881
• Replicon: chromosome
• Accession: NC_017524
• Organism: Mycobacterium tuberculosis CTRI-2

Toxin (Protein)

• Gene name: vapC
• Uniprot ID: P64880
• Locus tag: MTCTRI2_RS08285
• Protein ID: WP_003407786.1
• Coordinates: 1765477..1765881 (+)
• Length: 135 a.a.

Antitoxin (Protein)

• Gene name: vapB
• Uniprot ID: A0A0E8UJ46
• Locus tag: MTCTRI2_RS08280
• Protein ID: WP_009935474.1
• Coordinates: 1765268..1765471 (+)
• Length: 68 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
MTCTRI2_RS08250	1760673..1761053	+	381	WP_003407768.1	fumarate reductase subunit C	-
MTCTRI2_RS08255	1761050..1761427	+	378	WP_003407771.1	fumarate reductase subunit FrdD	-
MTCTRI2_RS08260	1761495..1762103	+	609	WP_003407773.1	TetR/AcrR family transcriptional regulator	-
MTCTRI2_RS08265	1762287..1763435	+	1149	Protein_1617	MMPL family transporter	-
MTCTRI2_RS08270	1763445..1763891	+	447	WP_003407780.1	F420H(2)-dependent quinone reductase	-
MTCTRI2_RS08275	1763926..1765215	+	1290	WP_003407781.1	threonine ammonia-lyase	-
MTCTRI2_RS08280	1765268..1765471	+	204	WP_009935474.1	type II toxin-antitoxin system VapB family antitoxin	Antitoxin
MTCTRI2_RS08285	1765477..1765881	+	405	WP_003407786.1	type II toxin-antitoxin system toxin ribonuclease VapC11	Toxin
MTCTRI2_RS08290	1765898..1767640	-	1743	WP_003407788.1	malto-oligosyltrehalose trehalohydrolase	-
MTCTRI2_RS08295	1767633..1769930	-	2298	WP_003407790.1	malto-oligosyltrehalose synthase	-

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 (2-124)

Antitoxin

• Bacterial antitoxin of type II TA system, VapB (2-44)

Sequences

Toxin

Protein

• Length: 135 a.a.
• Molecular weight: 14650.76 Da
• Isoelectric Point: 5.6587

>T26908 WP_003407786.1 NC_017524:1765477-1765881 [Mycobacterium tuberculosis CTRI-2]
MILIDTSAWVEYFRATGSIAAVEVRRLLSEEAARIAMCEPIAMEILSGALDDNTHTTLERLVNGLPSLNVDDAIDFRAAA
GIYRAARRAGETVRSINDCLIAALAIRHGARIVHRDADFDVIARITNLQAASFR

Nucleotide

• Length: 405 bp

>T26908 NC_017524:1765477-1765881 [Mycobacterium tuberculosis CTRI-2]
ATGATCCTCATCGACACATCGGCCTGGGTGGAGTACTTCCGTGCCACCGGATCAATCGCCGCTGTCGAAGTACGCCGGCT
GCTGTCCGAAGAAGCAGCGCGAATCGCTATGTGTGAGCCCATTGCGATGGAAATCTTGAGTGGCGCGCTCGACGACAACA
CCCACACGACGCTAGAGCGGCTCGTGAATGGCTTGCCGTCGTTGAACGTTGATGACGCGATTGACTTTCGTGCTGCCGCG
GGTATCTATCGCGCCGCCCGGCGCGCCGGCGAAACGGTTCGAAGCATCAACGACTGCCTCATAGCGGCGCTCGCGATCCG
CCACGGTGCGCGTATCGTCCACCGTGACGCCGACTTTGATGTGATTGCCCGGATTACCAACCTGCAGGCCGCATCGTTTC
GGTGA

Antitoxin

Protein

• Length: 68 a.a.
• Molecular weight: 7501.48 Da
• Isoelectric Point: 4.3951

>AT26908 WP_009935474.1 NC_017524:1765268-1765471 [Mycobacterium tuberculosis CTRI-2]
MSRTNIDIDDELAAEVMRRFGLTTKRAAVDLALRRLVGSPLSREFLLGLEGVGWEGDLDDLRSDRPD

Nucleotide

• Length: 204 bp

>AT26908 NC_017524:1765268-1765471 [Mycobacterium tuberculosis CTRI-2]
ATGTCGCGCACCAACATCGACATCGATGACGAACTTGCCGCCGAGGTCATGCGCAGGTTCGGTCTGACCACCAAGAGGGC
GGCGGTCGACCTTGCCCTACGACGGTTGGTCGGGTCGCCGTTGAGCCGTGAGTTTCTGCTCGGGCTGGAAGGCGTCGGCT
GGGAAGGCGACCTGGATGACTTGCGAAGCGATCGCCCAGACTGA

Structures

Toxin

• PDB: 6A7V

Antitoxin

• AlphaFold DB: A0A0E8UJ46