Detailed information of TA system TA122391

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): PsyrTA/-
• Location: 436682..439010
• Replicon: chromosome
• Accession: NZ_CP038402
• Organism: Escherichia coli O157:H7 strain BB24-1

Toxin (Protein)

• Gene name: PsyrT
• Uniprot ID: A0A6N0MHC8
• Locus tag: E4U87_RS02075
• Protein ID: WP_000532146.1
• Coordinates: 436682..437656 (+)
• Length: 325 a.a.

Antitoxin (Protein)

• Gene name: PsyrA
• Uniprot ID: -
• Locus tag: E4U87_RS02080
• Protein ID: WP_001303704.1
• Coordinates: 437715..439010 (+)
• Length: 432 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
E4U87_RS02050	432539..433534	+	996	WP_000730263.1	gluconate operon transcriptional repressor GntR	-
E4U87_RS02055	433673..434200	+	528	WP_000108330.1	gluconokinase	-
E4U87_RS02060	434204..435544	+	1341	WP_000210111.1	gluconate transporter	-
E4U87_RS02065	435684..436292	+	609	WP_000410808.1	ATP-dependent DNA helicase	-
E4U87_RS02070	436277..436678	+	402	WP_000502498.1	ATP-dependent DNA helicase	-
E4U87_RS02075	436682..437656	+	975	WP_000532146.1	ATP-dependent DNA helicase	Toxin
E4U87_RS02080	437715..439010	+	1296	WP_001303704.1	DNA-protecting protein DprA	Antitoxin
E4U87_RS02085	439056..439649	-	594	WP_001002544.1	NAAT family transporter YhgN	-
E4U87_RS02090	439841..440944	+	1104	WP_000799956.1	aspartate-semialdehyde dehydrogenase	-
E4U87_RS02095	441217..443403	+	2187	WP_001283704.1	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

>T122391 WP_000532146.1 NZ_CP038402:436682-437656 [Escherichia coli O157:H7]
VGRAGRGIDSAVGILLCGSEDRAIHKFFRESAFPAEAQIHEILNVLSVNDGLTLRGIEQRTNLRYGQIEKALKLLVAENP
SPVVYTEKLWRRTIVSFSPDHERINHLMNQRKSELADVESYITTKECKMQFLRRALDEPGAEHCGKCSSCLQHPLLSPDI
DSGLLHAANLFIKHADLSLNLNKQVAAGAFTQYGFKGNLPASLQGSTGRILSRWGYSGWGKQVAQEKKTGRFSDELVEAC
AEMVRQRWNPHPEPTWVCCVPSLKHLDLVPDFESTSTWFLILPGDWRRNLAYLLLMPLKKSWTIHRRKCSKTVSTSVKIS
TGRL

Nucleotide

• Length: 975 bp

>T122391 NZ_CP038402:436682-437656 [Escherichia coli O157:H7]
GTGGGGCGTGCCGGTCGCGGTATCGATTCTGCTGTTGGCATACTGCTTTGCGGCAGTGAAGACCGTGCTATTCATAAATT
CTTCCGTGAAAGCGCCTTTCCTGCGGAGGCGCAAATTCATGAAATACTCAACGTACTTAGCGTGAATGACGGTCTTACCT
TACGAGGCATTGAACAACGGACGAATCTCCGTTATGGGCAAATAGAAAAAGCACTGAAATTATTGGTAGCTGAAAATCCA
TCGCCTGTGGTGTATACCGAGAAATTATGGCGCAGAACAATTGTCAGTTTTTCTCCTGACCATGAACGAATTAACCATTT
GATGAATCAGAGAAAAAGTGAGCTGGCAGACGTTGAAAGCTATATCACGACCAAGGAGTGCAAAATGCAATTTCTGCGCC
GCGCACTCGATGAGCCAGGTGCCGAACATTGTGGTAAATGTAGCAGTTGTCTTCAGCATCCGTTGTTGTCGCCCGACATT
GATAGCGGCTTACTCCATGCGGCAAACTTATTTATTAAACACGCTGACCTGTCATTAAATCTCAATAAACAGGTGGCAGC
TGGGGCTTTTACGCAATACGGATTTAAAGGGAACTTGCCTGCGAGTTTACAAGGATCTACGGGGCGAATCCTTTCTCGTT
GGGGATATTCCGGGTGGGGAAAGCAGGTAGCACAGGAGAAAAAAACGGGGCGATTCAGTGATGAACTGGTGGAGGCATGT
GCGGAAATGGTTCGCCAACGCTGGAATCCGCATCCTGAACCAACCTGGGTATGCTGCGTTCCTTCATTAAAGCACCTCGA
CCTGGTTCCTGATTTTGAAAGCACCTCGACCTGGTTCCTGATTTTGCCCGGCGACTGGCGGCGAAACTTGGCTTACCTTT
TATTGATGCCATTGAAAAAGTCGTGGACAATCCACCGCAGAAAATGCAGCAAAACCGTTTCCACCAGTGTCAAAATCTCG
ACGGGGCGTTTGTGA

Antitoxin

Protein

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

>AT122391 WP_001303704.1 NZ_CP038402:437715-439010 [Escherichia coli O157:H7]
MDADSSNSTVTPGRLPDGLSSCPCFYLGKKLMNLSANAQATLLLTSDFSRAAASKYKPLSNSEWGKFALWLKHQRISPAE
LLVPQPQEKLTGWSDPRISQERILGLLARGHSLALAVDKWQRAGLWILTRGDADYPVRLKNRLRTDAPPVLFGCGNKALL
QAEGMAIVGSRDAPTDDLRYTQQLAAKLAQQGICVISGGARGIDECAMASALEAGGTAVGVLADSLLKTSTLVKWREGLI
AGNLVLISPFYPEVRFTVGNAMARNKYIYCLAESAMVVRAGMTGGTITGAMEALKHQWLPVQVKPNQDMQSANSRLVENG
ASWSAEQAENVTIRLPDVPGLMYDRALRNAQPELFSLHEDDANYAVMPAYTPVDFYQLFVAELAILAKESISIERLASCT
GLTIEQISVWLNRAEEEGRVIRLGEGHYQFR

Nucleotide

• Length: 1296 bp

>AT122391 NZ_CP038402:437715-439010 [Escherichia coli O157:H7]
ATGGACGCTGACAGTTCTAACAGCACTGTTACGCCAGGCAGGTTGCCCGACGGTTTATCCTCTTGCCCTTGCTTCTACCT
CGGTAAAAAATTGATGAATCTTTCAGCCAATGCACAAGCAACTCTCCTGCTAACCAGCGATTTTTCTCGCGCGGCGGCGA
GTAAGTATAAACCTCTTAGTAATAGTGAATGGGGGAAGTTTGCATTATGGCTGAAGCACCAACGTATCAGTCCCGCCGAG
CTTCTGGTGCCGCAACCGCAAGAGAAACTTACAGGCTGGAGCGATCCGCGTATTTCTCAGGAGCGTATTCTTGGCTTGCT
GGCGCGTGGTCATAGTCTGGCGTTGGCGGTAGATAAGTGGCAACGCGCCGGTTTATGGATCTTAACCCGCGGAGATGCTG
ATTATCCCGTTCGCTTGAAAAACCGATTGCGAACGGATGCACCTCCCGTTTTATTTGGCTGCGGGAATAAAGCATTACTG
CAAGCGGAAGGTATGGCGATTGTTGGCTCGCGAGATGCTCCGACTGACGATTTGCGCTATACCCAACAACTGGCCGCGAA
ACTGGCCCAACAGGGGATTTGCGTTATCTCTGGTGGTGCGCGAGGTATTGATGAATGTGCAATGGCGTCGGCACTGGAGG
CCGGGGGAACTGCCGTTGGCGTATTAGCTGATAGCTTGTTAAAAACGAGTACGTTAGTGAAATGGCGTGAAGGGCTTATA
GCAGGCAACCTGGTGTTGATTTCGCCGTTTTACCCAGAGGTACGTTTCACCGTCGGCAATGCGATGGCGCGAAATAAATA
TATTTATTGCCTTGCTGAAAGCGCAATGGTTGTACGTGCGGGAATGACCGGTGGAACGATAACCGGGGCGATGGAGGCAT
TAAAACATCAGTGGCTGCCTGTGCAGGTTAAACCAAATCAGGATATGCAATCAGCCAATTCACGATTAGTAGAAAATGGG
GCGTCATGGAGTGCTGAACAGGCTGAGAATGTGACGATCAGACTGCCAGACGTTCCTGGGCTGATGTATGACAGAGCACT
CCGTAACGCTCAACCAGAACTGTTTTCGCTGCATGAAGATGACGCAAATTACGCAGTAATGCCCGCGTATACGCCTGTCG
ATTTTTATCAACTCTTTGTGGCGGAACTGGCGATCCTTGCAAAGGAATCGATAAGTATTGAAAGGCTGGCGTCTTGTACT
GGTTTAACCATCGAACAAATTAGTGTGTGGCTGAACCGCGCAGAAGAAGAGGGAAGGGTTATCCGATTGGGCGAAGGTCA
TTATCAGTTCAGGTAA

Structures

Toxin

• AlphaFold DB: A0A6N0MHC8