Detailed information of TA system TA026811

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): pemIK/MazF(toxin)
• Location: 2672761..2673412
• Replicon: chromosome
• Accession: NC_017474
• Organism: Lactobacillus casei BD-II

Toxin (Protein)

• Gene name: pemK
• Uniprot ID: K6S8L5
• Locus tag: LCBD_RS13255
• Protein ID: WP_003567661.1
• Coordinates: 2672761..2673144 (-)
• Length: 128 a.a.

Antitoxin (Protein)

• Gene name: pemI
• Uniprot ID: K0NCT7
• Locus tag: LCBD_RS13260
• Protein ID: WP_014566665.1
• Coordinates: 2673164..2673412 (-)
• Length: 83 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
LCBD_RS13250	2672066..2672587	-	522	WP_012492007.1	QueT transporter family protein	-
LCBD_RS13255	2672761..2673144	-	384	WP_003567661.1	type II toxin-antitoxin system PemK/MazF family toxin	Toxin
LCBD_RS13260	2673164..2673412	-	249	WP_014566665.1	antitoxin	Antitoxin
LCBD_RS13265	2673480..2674616	-	1137	WP_003576478.1	alanine racemase	-
LCBD_RS13270	2674603..2674977	-	375	WP_003567669.1	holo-ACP synthase	-
LCBD_RS13275	2675147..2676655	-	1509	WP_003567670.1	DEAD/DEAH box helicase	-
LCBD_RS13285	2676955..2678343	-	1389	WP_003567677.1	UDP-N-acetylmuramoyl-tripeptide--D-alanyl-D- alanine ligase	-

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

• mRNA interferase PemK-like (6-112)

Antitoxin

No domain identified.

Sequences

Toxin

Protein

• Length: 128 a.a.
• Molecular weight: 13773.03 Da
• Isoelectric Point: 10.9764

>T26811 WP_003567661.1 NC_017474:c2673144-2672761 [Lacticaseibacillus paracasei]
MDVSVKRGDVFFADLSPVVGSEQGGNRPVLIIQNNVGNHYSPTVIVAAITSKIQKPKMPTHVGLRAKQDGVERNSVILLE
QIRTIDKQRLQARVTALSSTKMAAVDRALAISVGLVSLPKPKTYNKN

Nucleotide

• Length: 384 bp

>T26811 NC_017474:c2673144-2672761 [Lacticaseibacillus paracasei]
ATGGATGTGTCCGTAAAACGCGGCGATGTTTTTTTCGCCGATCTGTCTCCGGTTGTCGGCTCCGAACAAGGCGGCAACCG
GCCAGTACTTATTATTCAAAACAACGTTGGCAACCATTACAGTCCCACAGTGATTGTGGCAGCCATTACCTCCAAGATTC
AAAAACCCAAGATGCCGACGCATGTCGGGTTACGGGCCAAGCAAGATGGCGTTGAACGCAACTCGGTCATTTTACTTGAG
CAAATTCGCACGATTGACAAGCAACGGCTACAAGCCCGCGTGACAGCTCTGTCAAGCACCAAAATGGCAGCAGTCGACCG
CGCGTTGGCGATTTCAGTGGGTCTGGTCAGTTTGCCCAAGCCCAAAACATATAATAAGAATTAA

Antitoxin

Protein

• Length: 83 a.a.
• Molecular weight: 8966.14 Da
• Isoelectric Point: 4.4610

>AT26811 WP_014566665.1 NC_017474:c2673412-2673164 [Lacticaseibacillus paracasei]
MKKQTSVAVTFDDAIKARLDAYCELNDIDAQAVITEAVATFLKSQAPEINQLISGYVAMGQINTEISHAFSACESEVYAH
IR

Nucleotide

• Length: 249 bp

>AT26811 NC_017474:c2673412-2673164 [Lacticaseibacillus paracasei]
ATGAAAAAGCAAACGTCAGTAGCGGTAACGTTTGATGATGCCATTAAGGCGCGGTTGGATGCCTATTGTGAATTGAATGA
CATTGACGCTCAGGCTGTGATTACGGAGGCAGTGGCGACATTTTTGAAGTCACAGGCTCCCGAAATCAACCAATTGATTT
CTGGCTATGTAGCAATGGGCCAGATCAATACAGAGATCAGTCATGCTTTCTCTGCCTGCGAGAGCGAGGTATACGCCCAT
ATTCGATGA

Structures

Toxin

• AlphaFold DB: K6S8L5

Antitoxin

• AlphaFold DB: K0NCT7