Detailed information of TA system TA062098

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): ccdAB/CcdA(antitoxin)
• Location: 3599095..3599645
• Replicon: chromosome
• Accession: NZ_CP015023
• Organism: Escherichia coli strain SRCC 1675

Toxin (Protein)

• Gene name: ccdB
• Uniprot ID: D3H432
• Locus tag: AR439_RS18850
• Protein ID: WP_001160975.1
• Coordinates: 3599331..3599645 (+)
• Length: 105 a.a.

Antitoxin (Protein)

• Gene name: ccdA
• Uniprot ID: V0VEX8
• Locus tag: AR439_RS18845
• Protein ID: WP_000125566.1
• Coordinates: 3599095..3599328 (+)
• Length: 78 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
AR439_RS18820	3594169..3594456	+	288	WP_000203741.1	ferredoxin-like protein FixX	-
AR439_RS18825	3594514..3595845	+	1332	WP_001183177.1	MFS transporter	-
AR439_RS18830	3595953..3596483	+	531	WP_000600700.1	glutathione-regulated potassium-efflux system oxidoreductase KefF	-
AR439_RS18835	3596476..3598338	+	1863	WP_000377184.1	glutathione-regulated potassium-efflux system protein KefC	-
AR439_RS18840	3598530..3599009	+	480	WP_000624372.1	type 3 dihydrofolate reductase	-
AR439_RS18845	3599095..3599328	+	234	WP_000125566.1	type II toxin-antitoxin system CcdA family antitoxin	Antitoxin
AR439_RS18850	3599331..3599645	+	315	WP_001160975.1	CcdB family protein	Toxin
AR439_RS18855	3599642..3600490	-	849	WP_000257187.1	bis(5'-nucleosyl)-tetraphosphatase (symmetrical) ApaH	-
AR439_RS18860	3600497..3600874	-	378	WP_000610901.1	Co2+/Mg2+ efflux protein ApaG	-
AR439_RS18865	3600877..3601698	-	822	WP_001065380.1	16S rRNA (adenine(1518)-N(6)/adenine(1519)-N(6))- dimethyltransferase RsmA	-
AR439_RS18870	3601695..3602684	-	990	WP_000241259.1	4-hydroxythreonine-4-phosphate dehydrogenase PdxA	-
AR439_RS18875	3602684..3603970	-	1287	WP_000800457.1	peptidylprolyl isomerase SurA	-

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 (2-103)

Antitoxin

• Post-segregation antitoxin CcdA (8-77)

Sequences

Toxin

Protein

• Length: 105 a.a.
• Molecular weight: 11711.76 Da
• Isoelectric Point: 9.8517

>T62098 WP_001160975.1 NZ_CP015023:3599331-3599645 [Escherichia coli]
MQFTVYRSRSRNAAFPFVIDVTSDIIGVINRRIVIPLTPIERFSRIRPPERLNPILLLVDGKEYVLMTHETATVPVNALG
TKFCDASAHRTLIKGALDFMLDGI

Nucleotide

• Length: 315 bp

>T62098 NZ_CP015023:3599331-3599645 [Escherichia coli]
ATGCAATTTACGGTATACCGCAGTCGCAGCAGGAACGCCGCGTTTCCCTTTGTTATCGATGTTACCAGCGACATTATTGG
TGTGATTAATCGCCGTATTGTTATTCCATTAACACCTATTGAACGATTTAGCCGTATTCGCCCACCAGAACGGCTTAACC
CAATCCTTTTACTGGTAGACGGCAAAGAATATGTGCTCATGACGCATGAGACTGCAACTGTTCCAGTTAACGCGCTGGGA
ACGAAATTTTGCGATGCCAGCGCGCACCGAACGTTGATTAAAGGAGCATTAGATTTTATGCTCGACGGGATTTAA

Antitoxin

Protein

• Length: 78 a.a.
• Molecular weight: 8530.53 Da
• Isoelectric Point: 5.8062

>AT62098 WP_000125566.1 NZ_CP015023:3599095-3599328 [Escherichia coli]
MTAKRTTQSVTVTVDRELVNRARDAGLNMSATLTVALNAELKKHAATRWREENAEAIAALNQLADETGCFSDEYRSF

Nucleotide

• Length: 234 bp

>AT62098 NZ_CP015023:3599095-3599328 [Escherichia coli]
ATGACTGCAAAACGTACCACACAAAGTGTGACCGTCACCGTCGACCGTGAGTTAGTCAATCGCGCTCGTGATGCAGGCTT
AAATATGAGCGCCACCCTTACGGTTGCGCTCAATGCTGAACTTAAAAAACATGCAGCAACACGTTGGCGTGAAGAGAACG
CTGAAGCTATCGCTGCGTTAAATCAATTGGCTGATGAAACCGGATGTTTCTCTGATGAGTACCGGAGCTTCTAG

Structures

Antitoxin

• AlphaFold DB: A0A7U9LTM9