Detailed information of TA system TA176529

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): PsyrTA/-
• Location: 431608..433936
• Replicon: chromosome
• Accession: NZ_CP062780
• Organism: Escherichia coli O157:H7 strain Z1769

Toxin (Protein)

• Gene name: PsyrT
• Uniprot ID: A0A6N0MHC8
• Locus tag: ILQ49_RS02040
• Protein ID: WP_000532146.1
• Coordinates: 431608..432582 (+)
• Length: 325 a.a.

Antitoxin (Protein)

• Gene name: PsyrA
• Uniprot ID: -
• Locus tag: ILQ49_RS02045
• Protein ID: WP_001303704.1
• Coordinates: 432641..433936 (+)
• Length: 432 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
ILQ49_RS02015	427465..428460	+	996	WP_000730263.1	gluconate operon transcriptional repressor GntR	-
ILQ49_RS02020	428599..429126	+	528	WP_000108330.1	gluconokinase	-
ILQ49_RS02025	429130..430470	+	1341	WP_000210111.1	gluconate transporter	-
ILQ49_RS02030	430610..431218	+	609	WP_000410808.1	ATP-dependent DNA helicase	-
ILQ49_RS02035	431203..431604	+	402	WP_000502498.1	ATP-dependent DNA helicase	-
ILQ49_RS02040	431608..432582	+	975	WP_000532146.1	ATP-dependent DNA helicase	Toxin
ILQ49_RS02045	432641..433936	+	1296	WP_001303704.1	DNA-protecting protein DprA	Antitoxin
ILQ49_RS02050	433982..434575	-	594	WP_001002544.1	NAAT family transporter YhgN	-
ILQ49_RS02055	434767..435870	+	1104	WP_000799956.1	aspartate-semialdehyde dehydrogenase	-
ILQ49_RS02060	436143..438329	+	2187	WP_001283734.1	1,4-alpha-glucan branching enzyme	-

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

No domain identified.

Antitoxin

• DNA recombination-mediator protein A (115-429)

Sequences

Toxin

Protein

• Length: 325 a.a.
• Molecular weight: 36460.93 Da
• Isoelectric Point: 9.2667

>T176529 WP_000532146.1 NZ_CP062780:431608-432582 [Escherichia coli O157:H7]
VGRAGRGIDSAVGILLCGSEDRAIHKFFRESAFPAEAQIHEILNVLSVNDGLTLRGIEQRTNLRYGQIEKALKLLVAENP
SPVVYTEKLWRRTIVSFSPDHERINHLMNQRKSELADVESYITTKECKMQFLRRALDEPGAEHCGKCSSCLQHPLLSPDI
DSGLLHAANLFIKHADLSLNLNKQVAAGAFTQYGFKGNLPASLQGSTGRILSRWGYSGWGKQVAQEKKTGRFSDELVEAC
AEMVRQRWNPHPEPTWVCCVPSLKHLDLVPDFESTSTWFLILPGDWRRNLAYLLLMPLKKSWTIHRRKCSKTVSTSVKIS
TGRL

Nucleotide

• Length: 975 bp

>T176529 NZ_CP082831:186595-186702 [Escherichia coli]
ATGACGCTCGCAGAGCTGGGCATGGCCTTCTGGCATGATTTAGCGGCTCCGGTCATTGCTGGCATTCTTGCCAGTATGAT
CGTGAGCTGGCTGAACAAGCGGAAGTAA

Antitoxin

Protein

• Length: 432 a.a.
• Molecular weight: 47053.95 Da
• Isoelectric Point: 7.2590

>AT176529 WP_001303704.1 NZ_CP062780:432641-433936 [Escherichia coli O157:H7]
MDADSSNSTVTPGRLPDGLSSCPCFYLGKKLMNLSANAQATLLLTSDFSRAAASKYKPLSNSEWGKFALWLKHQRISPAE
LLVPQPQEKLTGWSDPRISQERILGLLARGHSLALAVDKWQRAGLWILTRGDADYPVRLKNRLRTDAPPVLFGCGNKALL
QAEGMAIVGSRDAPTDDLRYTQQLAAKLAQQGICVISGGARGIDECAMASALEAGGTAVGVLADSLLKTSTLVKWREGLI
AGNLVLISPFYPEVRFTVGNAMARNKYIYCLAESAMVVRAGMTGGTITGAMEALKHQWLPVQVKPNQDMQSANSRLVENG
ASWSAEQAENVTIRLPDVPGLMYDRALRNAQPELFSLHEDDANYAVMPAYTPVDFYQLFVAELAILAKESISIERLASCT
GLTIEQISVWLNRAEEEGRVIRLGEGHYQFR

Nucleotide

• Length: 1296 bp

>AT176529 NZ_CP082831:c186538-186481 [Escherichia coli]
TCAAGATTAGCCCCCGTGATGTTGTCAGGTGCATACCTGCAACGTGCGGGGGTTTTCT

Structures

Toxin

• AlphaFold DB: A0A6N0MHC8