Detailed information of TA system TA178638

Bioinformatically predicted

Overview

TA module

• Type: II
• Classification (family/domain): ccdAB/CcdA(antitoxin)
• Location: 106769..107294
• Replicon: plasmid pEH01-18-04-A_1
• Accession: NZ_CP063516
• Organism: Escherichia coli strain EH01-18-04-A

Toxin (Protein)

• Gene name: ccdB
• Uniprot ID: V0SSI5
• Locus tag: IQS17_RS25155
• Protein ID: WP_001159868.1
• Coordinates: 106989..107294 (+)
• Length: 102 a.a.

Antitoxin (Protein)

• Gene name: ccdA
• Uniprot ID: S1PPD8
• Locus tag: IQS17_RS25150
• Protein ID: WP_000813634.1
• Coordinates: 106769..106987 (+)
• Length: 73 a.a.

Genomic Context

Locus tag	Coordinates	Strand	Size (bp)	Protein ID	Product	Description
IQS17_RS25135	103296..103993	+	698	Protein_116	IS1 family transposase	-
IQS17_RS25140	104130..105062	-	933	WP_000991832.1	hypothetical protein	-
IQS17_RS25145	105066..106061	-	996	WP_000246636.1	hypothetical protein	-
IQS17_RS25150	106769..106987	+	219	WP_000813634.1	type II toxin-antitoxin system antitoxin CcdA	Antitoxin
IQS17_RS25155	106989..107294	+	306	WP_001159868.1	type II toxin-antitoxin system toxin CcdB	Toxin
IQS17_RS25160	107295..108101	+	807	WP_000016982.1	site-specific integrase	-
IQS17_RS25165	108875..109630	+	756	WP_000852146.1	replication initiation protein RepE	-
IQS17_RS25170	110218..111384	+	1167	WP_000772446.1	plasmid-partitioning protein SopA	-

Associated MGEs

MGE detail	Similar MGEs	Relative position	MGE Type	Cargo ARG	Virulence gene	Coordinates	Length (bp)
	-	inside	Conjugative plasmid	blaTEM-1B / tet(A) / aph(6)-Id / aph(3'')-Ib / sul2 / mph(A) / sul1 / qacE / aadA5 / dfrA17	senB	1..149434	149434
	-	flank	IS/Tn	-	-	103490..103993	503

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 (2-100)

Antitoxin

• Post-segregation antitoxin CcdA (2-72)

Sequences

Toxin

Protein

• Length: 102 a.a.
• Molecular weight: 11706.51 Da
• Isoelectric Point: 6.4674

>T178638 WP_001159868.1 NZ_CP063516:106989-107294 [Escherichia coli]
MQFKVYTYKRESRYRLFVDVQSDIIDTPGRRMVIPLASARLLSDKVSRELYPVVHIGDESWRMMTTDMASVPVSVIGEEV
ADLSHRENDIKNAINLMFWGI

Nucleotide

• Length: 306 bp

>T178638 NZ_CP084205:2287284-2288606 [Escherichia coli]
ATGCCTAAACTTGTCACTTGGATGAACAACCAGCGGGTAGGCGAGTTAACGAAGTTAGCCAACGGCGCGCACACCTTTAA
GTATGCACCGGAGTGGTTAGCAAGCCGTTATGCCAGACCGTTGTCACTTTCGCTGCCATTGCAGAGGGGGAATATCACCT
CTGATGCCGTATTTAACTTCTTCGATAACCTGTTACCCGATAGCCCGATTGTACGTGACCGGATCGTTAAACGTTATCAT
GCCAAATCCAGACAACCGTTTGATTTATTGTCAGAAATAGGGCGAGACAGCGTTGGTGCCGTGACGTTAATACCCGAAGA
CGAAACCGTAACGCATCCGATAATGGCATGGGAAAAGCTTACTGAAGCCAGACTTGAAGAAGTATTAACGGCTTATAAAG
CAGATATCCCGCTAGGCATGATTAGAGAAGAAAATGACTTTCGCATCTCGGTTGCTGGCGCACAGGAGAAGACAGCACTG
CTCAGAATAGGCAATGACTGGTGCATTCCGAAAGGAATAACGCCGACGACGCACATCATTAAATTACCGATTGGCGAAAT
CAGGCAGCCCAATGCGACGCTCGATCTCAGCCAAAGCGTTGATAATGAGTATTACTGTCTGCTGCTGGCGAAAGAACTTG
GGTTGAATGTTCCGGACGCAGAAATCATTAAAGCGGGAAATGTGCGCGCGTTAGCGGTCGAACGTTTTGACAGGCGTTGG
AATGCTGAGCGAACGGTTTTACTTCGCTTGCCACAGGAGGATATGTGTCAGACATTCGGTTTACCTTCATCGGTGAAATA
TGAATCAGATGGAGGCCCAGGCATCGCGCGGATCATGGCTTTTTTGATGGGGTCCAGCGAGGCGCTGAAAGATCGCTATG
ATTTTATGAAATTCCAGGTCTTCCAGTGGTTGATTGGCGCAACGGACGGTCATGCAAAAAACTTCTCCGTATTTATTCAG
GCTGGCGGCAGTTATCGACTCACGCCATTTTACGACATCATTTCAGCATTTCCGGTCCTTGGCGGTACGGGAATACACAT
CAGCGATCTCAAACTGGCAATGGGGCTTAACGCATCCAAAGGCAAAAAAACGGCAATCGATAAAATTTATCCGCGACATT
TTTTGGCGACAGCAAAGGTGCTGAGATTCCCGGAAGTGCAGATGCATGAAATCCTGAGTGACTTTGCCAGAATGATTCCA
GCAGCACTGGATAACGTGAAGACTTCATTACCGACAGATTTTCCGGAGAACGTGGTGACGGCAGTTGAAAGCAATGTGTT
GAGGTTGCATGGACGGTTAAGCCGAGAATACGGTAGTAAGTGA

Antitoxin

Protein

• Length: 73 a.a.
• Molecular weight: 8372.34 Da
• Isoelectric Point: 4.7405

>AT178638 WP_000813634.1 NZ_CP063516:106769-106987 [Escherichia coli]
MKQRITVTVDSDSYQLLKAYDVNISGLVSTTMQNEARRLRAERWKAENQEGMAEVARFIEMNGSFADENRDW

Nucleotide

• Length: 219 bp

>AT178638 NZ_CP084205:2287018-2287284 [Escherichia coli]
ATGATGAGCTTTCAGAAGATCTATAGCCCAACGCAATTGGCGAATGCAATGAAACTGGTTCGCCAGCAAAATGGCTGGAC
GCAGAGCGAGCTGGCGAAAAAAATTGGTATTAAGCAGGCGACGATTTCCAATTTCGAAAACAACCCTGACAATACCACGC
TCACGACATTTTTTAAGATTTTACAGTCGCTTGAACTCTCAATGACGCTATGCGACGCGAAAAATGCCTCGCCAGAATCA
ACAGAACAGCAAAATCTGGAGTGGTAA

Structures

Toxin

• PDB: 4VUB
• PDB: 2VUB
• PDB: 7EPI
• PDB: 7EPG
• PDB: 3VUB
• PDB: 1X75
• PDB: 1VUB
• PDB: 7EPJ
• PDB: 3HPW
• PDB: 3G7Z

Antitoxin

• PDB: 3TCJ
• PDB: 2H3A
• PDB: 2ADN
• PDB: 2ADL
• PDB: 3HPW
• PDB: 2H3C
• PDB: 3G7Z
• AlphaFold DB: A0A829CQY2