Detailed information of TA system TA144768

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): vapBC/PIN-CcdA
• Location: 638615..639291
• Replicon: chromosome
• Accession: NZ_CP046728
• Organism: Mycobacterium tuberculosis strain TCDC11

Toxin (Protein)

• Gene name: vapC
• Uniprot ID: G0TPQ9
• Locus tag: GP477_RS02865
• Protein ID: WP_003898500.1
• Coordinates: 638615..639028 (-)
• Length: 138 a.a.

Antitoxin (Protein)

• Gene name: vapB
• Uniprot ID: G0TPR0
• Locus tag: GP477_RS02870
• Protein ID: WP_003402915.1
• Coordinates: 639025..639291 (-)
• Length: 89 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
GP477_RS02835	633960..634262	-	303	WP_003402896.1	DUF3349 domain-containing protein	-
GP477_RS02840	634322..634600	-	279	WP_003402901.1	hypothetical protein	-
GP477_RS02845	634597..635850	-	1254	WP_003402904.1	inorganic phosphate transporter family protein	-
GP477_RS02850	635970..636356	-	387	WP_003402907.1	VOC family protein	-
GP477_RS02855	636419..637303	-	885	WP_003402909.1	SDR family oxidoreductase	-
GP477_RS02860	637399..638301	-	903	WP_003915439.1	1,4-dihydroxy-2-naphthoyl-CoA synthase	-
GP477_RS02865	638615..639028	-	414	WP_003898500.1	PIN domain-containing protein	Toxin
GP477_RS02870	639025..639291	-	267	WP_003402915.1	antitoxin VapB3	Antitoxin
GP477_RS02875	639483..641198	-	1716	WP_003402917.1	fatty-acid--CoA ligase FadD8	-
GP477_RS02880	641276..642880	+	1605	WP_003402920.1	amidohydrolase	-
GP477_RS02885	642877..643857	+	981	WP_003402923.1	o-succinylbenzoate 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

• Pae0151-like, PIN domain (13-129)

Antitoxin

• Post-segregation antitoxin CcdA (19-61)

Sequences

Toxin

Protein

• Length: 138 a.a.
• Molecular weight: 14667.78 Da
• Isoelectric Point: 7.3603

>T144768 WP_003898500.1 NZ_CP046728:c639028-638615 [Mycobacterium tuberculosis]
VRASPTSPPEQVVVDASAMVDLLARTSDRCSAVRARLARTAMHAPAHFDAEVLSALGRMQRAGALTVAYVDAALEELRQV
PVTRHGLSSLLAGAWSRRDTLRLTDALYVELAETAGLVLLTTDERLARAWPSAHAIG

Nucleotide

• Length: 414 bp

>T144768 NZ_CP062240:c2904450-2904115 [Escherichia coli]
ATGGTAAGCCGATACGTACCCGATATGGGCGATCTGATTTGGGTTGATTTTGACCCGACAAAAGGTAGCGAGCAAGCTGG
ACATCGTCCAGCTGTTGTCCTGAGTCCTTTCATGTACAACAACAAAACAGGTATGTGTCTGTGTGTTCCTTGTACAACGC
AATCAAAAGGATATCCGTTCGAAGTTGTTTTATCCGGTCAGGAACGTGATGGCGTAGCGTTAGCTGATCAGGTAAAAAGT
ATCGCCTGGCGGGCAAGAGGAGCAACGAAGAAAGGAACAGTTGCCCCAGAGGAATTACAACTCATTAAAGCCAAAATTAA
CGTACTGATTGGGTAG

Antitoxin

Protein

• Length: 89 a.a.
• Molecular weight: 9543.79 Da
• Isoelectric Point: 4.5994

>AT144768 WP_003402915.1 NZ_CP046728:c639291-639025 [Mycobacterium tuberculosis]
MLSRRTKTIVVCTLVCMARLNVYVPDELAERARARGLNVSALTQAAISAELENSATDAWLEGLEPRSTGARHDDVLGAID
AARDEFEA

Nucleotide

• Length: 267 bp

>AT144768 NZ_CP062240:c2904698-2904450 [Escherichia coli]
ATGATCCACAGTAGCGTAAAGCGTTGGGGAAATTCACCGGCGGTGCGGATCCCGGCTACGTTAATGCAGGCGCTCAATCT
GAATATTGATGATGAAGTGAAGATTGACCTGGTGGATGGCAAATTAATTATTGAGCCAGTGCGTAAAGAGCCCGTATTTA
CGCTTGCTGAACTGGTCAACGACATCACGCCGGAAAACCTCCACGAGAATATCGACTGGGGAGAGCCGAAAGATAAGGAA
GTCTGGTAA

Structures

Toxin

• AlphaFold DB: G0TPQ9

Antitoxin

• AlphaFold DB: G0TPR0