Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type II Classification (family/domain) ccdAB/CcdA(antitoxin)
Location 44553..45078 Replicon plasmid p1OXA77
Accession NZ_CP087571
Organism Escherichia coli strain 114

Toxin (Protein)


Gene name ccdB Uniprot ID V0SSI5
Locus tag LOS76_RS23255 Protein ID WP_001159868.1
Coordinates 44553..44858 (-) Length 102 a.a.

Antitoxin (Protein)


Gene name ccdA Uniprot ID A0A223LLB0
Locus tag LOS76_RS23260 Protein ID WP_023909027.1
Coordinates 44860..45078 (-) Length 73 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
LOS76_RS23240 (40463) 40463..41629 - 1167 WP_000772446.1 plasmid-partitioning protein SopA -
LOS76_RS23245 (42217) 42217..42972 - 756 WP_000852146.1 replication initiation protein RepE -
LOS76_RS23250 (43746) 43746..44552 - 807 WP_000016982.1 site-specific integrase -
LOS76_RS23255 (44553) 44553..44858 - 306 WP_001159868.1 type II toxin-antitoxin system toxin CcdB Toxin
LOS76_RS23260 (44860) 44860..45078 - 219 WP_023909027.1 type II toxin-antitoxin system antitoxin CcdA Antitoxin
LOS76_RS23265 (45712) 45712..45909 + 198 WP_000215657.1 hypothetical protein -
LOS76_RS23270 (45906) 45906..46190 - 285 WP_000642771.1 hypothetical protein -
LOS76_RS23275 (46210) 46210..47343 - 1134 WP_000545983.1 DUF3800 domain-containing protein -

Associated MGEs

MGE
detail		 Similar
MGEs		 Relative
position		 MGE Type Cargo ARG Virulence gene Coordinates Length (bp)
- inside Conjugative plasmid dfrA17 / mph(A) / aac(3)-IId / blaOXA-1 / aac(6')-Ib-cr / tet(B) / sul1 / qacE / fosA3 / blaTEM-1B / blaCTX-M-55 - 1..151915 151915


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        


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

>T225535 WP_001159868.1 NZ_CP087571:c44858-44553 [Escherichia coli]
MQFKVYTYKRESRYRLFVDVQSDIIDTPGRRMVIPLASARLLSDKVSRELYPVVHIGDESWRMMTTDMASVPVSVIGEEV
ADLSHRENDIKNAINLMFWGI

Download         Length: 306 bp

>T225535 NZ_CP121157:2244175-2244351 [Escherichia coli]
GTGAAACAAAGCGAGTTCAGACGTTGGCTCGAATCTCAGGGCGTCGATGTAGCGAATGGCAGCAACCATTTGAAACTCAG
GTTTCATGGGAGGCGCAGTGTCATGCCGCGTCACCCCTGCGATGAGATTAAAGAACCATTGCGTAAAGCAATCCTGAAAC
AACTCGGTTTGAGTTAA

Antitoxin


Download         Length: 73 a.a.        Molecular weight: 8354.31 Da        Isoelectric Point: 4.7405

>AT225535 WP_023909027.1 NZ_CP087571:c45078-44860 [Escherichia coli]
MKQRITVTVDSDSYQLLKAYDVNISGLVSTTIQNEARRLRAERWKAENQEGMAEVARFIEMNGSFADENRDW

Download         Length: 219 bp

>AT225535 NZ_CP121157:2244397-2244813 [Escherichia coli]
ATGCGTTATCCCGTCACTCTTACACCCGCGCCGGAAGGCGGTTATATGGTTTCTTTTGTGGATATCCCTGAAGCGTTGAC
CCAGGGCGAAACTGTCGCTGAAGCGATGGAAGCGGCAAAAGATGCTTTACTGACCGCATTTGATTTTTATTTTGAAGATA
ACGAGCTTATCCCTTTACCTTCGCCATTAAATAGTCACGATCACTTTATTGAAGTACCTTTGAGCGTCGCCTCTAAGGTA
TTGCTGTTAAATGCTTTTTTACAGTCAGAAATCACTCAGCAAGAGTTAGCCAGGCGAATTGGCAAACCTAAACAGGAGAT
TACTCGCCTATTTAACTTGCATCATGCGACAAAAATCGACGCCGTCCAGCTCGCGGCAAAGGCGCTTGGCAAAGAGTTAT
CGCTGGTGATGGTTTAA

Similar Proteins

Only experimentally validated proteins are listed.

Protein Organism Identities (%) Coverage (%) Ha-value
Protein Organism Identities (%) Coverage (%) Ha-value

Structures

Toxin

Source ID Structure
PDB 4VUB
PDB 2VUB
PDB 7EPI
PDB 7EPG
PDB 3VUB
PDB 1X75
PDB 1VUB
PDB 7EPJ
PDB 3HPW
PDB 3G7Z

Antitoxin

Source ID Structure
AlphaFold DB A0A223LLB0

References