Detailed information of TA system TA121254

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): PsyrTA/-
• Location: 425539..427867
• Replicon: chromosome
• Accession: NZ_CP038305
• Organism: Escherichia coli O157:H7 strain SS NE 1040-1

Toxin (Protein)

• Gene name: PsyrT
• Uniprot ID: A0A6N0MHC8
• Locus tag: E4U78_RS02015
• Protein ID: WP_000532146.1
• Coordinates: 425539..426513 (+)
• Length: 325 a.a.

Antitoxin (Protein)

• Gene name: PsyrA
• Uniprot ID: -
• Locus tag: E4U78_RS02020
• Protein ID: WP_001303704.1
• Coordinates: 426572..427867 (+)
• Length: 432 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
E4U78_RS01990	421396..422391	+	996	WP_000730263.1	gluconate operon transcriptional repressor GntR	-
E4U78_RS01995	422530..423057	+	528	WP_000108330.1	gluconokinase	-
E4U78_RS02000	423061..424401	+	1341	WP_000210111.1	gluconate transporter	-
E4U78_RS02005	424541..425149	+	609	WP_000410808.1	ATP-dependent DNA helicase	-
E4U78_RS02010	425134..425535	+	402	WP_000502498.1	ATP-dependent DNA helicase	-
E4U78_RS02015	425539..426513	+	975	WP_000532146.1	ATP-dependent DNA helicase	Toxin
E4U78_RS02020	426572..427867	+	1296	WP_001303704.1	DNA-protecting protein DprA	Antitoxin
E4U78_RS02025	427913..428506	-	594	WP_001002544.1	NAAT family transporter YhgN	-
E4U78_RS02030	428698..429801	+	1104	WP_000799956.1	aspartate-semialdehyde dehydrogenase	-
E4U78_RS02035	430074..432260	+	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

>T121254 WP_000532146.1 NZ_CP038305:425539-426513 [Escherichia coli O157:H7]
VGRAGRGIDSAVGILLCGSEDRAIHKFFRESAFPAEAQIHEILNVLSVNDGLTLRGIEQRTNLRYGQIEKALKLLVAENP
SPVVYTEKLWRRTIVSFSPDHERINHLMNQRKSELADVESYITTKECKMQFLRRALDEPGAEHCGKCSSCLQHPLLSPDI
DSGLLHAANLFIKHADLSLNLNKQVAAGAFTQYGFKGNLPASLQGSTGRILSRWGYSGWGKQVAQEKKTGRFSDELVEAC
AEMVRQRWNPHPEPTWVCCVPSLKHLDLVPDFESTSTWFLILPGDWRRNLAYLLLMPLKKSWTIHRRKCSKTVSTSVKIS
TGRL

Nucleotide

• Length: 975 bp

>T121254 NZ_CP038305:425539-426513 [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

>AT121254 WP_001303704.1 NZ_CP038305:426572-427867 [Escherichia coli O157:H7]
MDADSSNSTVTPGRLPDGLSSCPCFYLGKKLMNLSANAQATLLLTSDFSRAAASKYKPLSNSEWGKFALWLKHQRISPAE
LLVPQPQEKLTGWSDPRISQERILGLLARGHSLALAVDKWQRAGLWILTRGDADYPVRLKNRLRTDAPPVLFGCGNKALL
QAEGMAIVGSRDAPTDDLRYTQQLAAKLAQQGICVISGGARGIDECAMASALEAGGTAVGVLADSLLKTSTLVKWREGLI
AGNLVLISPFYPEVRFTVGNAMARNKYIYCLAESAMVVRAGMTGGTITGAMEALKHQWLPVQVKPNQDMQSANSRLVENG
ASWSAEQAENVTIRLPDVPGLMYDRALRNAQPELFSLHEDDANYAVMPAYTPVDFYQLFVAELAILAKESISIERLASCT
GLTIEQISVWLNRAEEEGRVIRLGEGHYQFR

Nucleotide

• Length: 1296 bp

>AT121254 NZ_CP038305:426572-427867 [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