Detailed information of TA system TA086894

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): ccdAB/CcdA(antitoxin)
• Location: 4019414..4019838
• Replicon: chromosome
• Accession: NZ_CP024138
• Organism: Escherichia coli strain 14EC020

Toxin (Protein)

• Gene name: ccdB
• Uniprot ID: -
• Locus tag: CR537_RS27330
• Protein ID: WP_001306201.1
• Coordinates: 4019414..4019602 (-)
• Length: 63 a.a.

Antitoxin (Protein)

• Gene name: ccdA
• Uniprot ID: A0A0J2BBI0
• Locus tag: CR537_RS20835
• Protein ID: WP_000125563.1
• Coordinates: 4019605..4019838 (-)
• Length: 78 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
CR537_RS20805	4014976..4016262	+	1287	WP_000800457.1	peptidylprolyl isomerase SurA	-
CR537_RS20810	4016262..4017251	+	990	WP_000241249.1	4-hydroxythreonine-4-phosphate dehydrogenase PdxA	-
CR537_RS20815	4017248..4018069	+	822	WP_001065361.1	16S rRNA (adenine(1518)-N(6)/adenine(1519)-N(6))- dimethyltransferase RsmA	-
CR537_RS20820	4018072..4018449	+	378	WP_000610901.1	Co2+/Mg2+ efflux protein ApaG	-
CR537_RS20825	4018456..4019304	+	849	WP_000257195.1	bis(5'-nucleosyl)-tetraphosphatase (symmetrical) ApaH	-
CR537_RS27325	4019301..4019417	-	117	WP_000148634.1	CcdB family protein	-
CR537_RS27330	4019414..4019602	-	189	WP_001306201.1	CcdB family protein	Toxin
CR537_RS20835	4019605..4019838	-	234	WP_000125563.1	type II toxin-antitoxin system CcdA family antitoxin	Antitoxin
CR537_RS20840	4019924..4020403	-	480	WP_000624375.1	type 3 dihydrofolate reductase	-
CR537_RS20845	4020595..4022457	-	1863	WP_000377115.1	glutathione-regulated potassium-efflux system protein KefC	-
CR537_RS20850	4022450..4022980	-	531	WP_000600725.1	glutathione-regulated potassium-efflux system oxidoreductase KefF	-
CR537_RS20855	4023088..4024419	-	1332	WP_001183198.1	MFS transporter	-
CR537_RS20860	4024478..4024765	-	288	WP_000203741.1	ferredoxin-like protein FixX	-

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

• Toxin CcdB (2-57)

Antitoxin

• Post-segregation antitoxin CcdA (8-77)

Sequences

Toxin

Protein

• Length: 63 a.a.
• Molecular weight: 7167.44 Da
• Isoelectric Point: 11.6113

>T86894 WP_001306201.1 NZ_CP024138:c4019602-4019414 [Escherichia coli]
MQFTVYRSRGRNAAFPFVIDVTSDIIGEINRRIVIPLTPIERFIRIRPPERLNTILLLVDGS

Nucleotide

• Length: 189 bp

>T86894 NZ_CP024138:c4019602-4019414 [Escherichia coli]
ATGCAATTTACGGTATACCGCAGTCGCGGCAGGAACGCCGCGTTTCCCTTTGTTATCGATGTTACCAGCGACATTATTGG
TGAGATTAATCGCCGTATTGTTATTCCATTAACACCTATTGAACGATTTATCCGTATTCGCCCTCCAGAACGGCTTAACA
CAATCCTTTTACTGGTAGACGGCTCATGA

Antitoxin

Protein

• Length: 78 a.a.
• Molecular weight: 8542.58 Da
• Isoelectric Point: 5.8062

>AT86894 WP_000125563.1 NZ_CP024138:c4019838-4019605 [Escherichia coli]
MTAKRTTQSVTVTVDRELVNRARDAGLNMSATLTVALNAELKKHAAIRWREENAEAIAALNQLADETGCFSDEYRSF

Nucleotide

• Length: 234 bp

>AT86894 NZ_CP024138:c4019838-4019605 [Escherichia coli]
ATGACTGCAAAACGTACCACACAAAGTGTGACCGTCACCGTCGACCGTGAGTTAGTCAATCGCGCTCGTGATGCAGGCTT
AAATATGAGCGCCACCCTTACGGTTGCGCTCAATGCTGAACTTAAAAAACATGCAGCAATACGTTGGCGTGAAGAGAACG
CAGAAGCTATCGCTGCGTTAAATCAATTGGCTGATGAAACCGGATGTTTCTCTGATGAGTACCGGAGCTTCTAG

Structures

Antitoxin

• AlphaFold DB: A0A0J2BBI0