Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type II Classification (family/domain) ccdAB/CcdA(antitoxin)
Location 51300..51825 Replicon plasmid pO157
Accession NZ_CP040308
Organism Escherichia coli strain F1 E4

Toxin (Protein)


Gene name ccdB Uniprot ID V0SSI5
Locus tag FEL01_RS27460 Protein ID WP_001159868.1
Coordinates 51520..51825 (+) Length 102 a.a.

Antitoxin (Protein)


Gene name ccdA Uniprot ID S1PPD8
Locus tag FEL01_RS27455 Protein ID WP_000813634.1
Coordinates 51300..51518 (+) Length 73 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
FEL01_RS27425 46583..46813 + 231 WP_010891288.1 hypothetical protein -
FEL01_RS27430 46934..47674 + 741 WP_001066920.1 tyrosine-type recombinase/integrase -
FEL01_RS27435 47959..48936 - 978 WP_000361615.1 RepB family plasmid replication initiator protein -
FEL01_RS27440 49344..49544 - 201 WP_000708307.1 hypothetical protein -
FEL01_RS27445 49541..50161 - 621 WP_001248529.1 hypothetical protein -
FEL01_RS27450 50158..50841 - 684 WP_010891291.1 DNA-binding protein -
FEL01_RS27455 51300..51518 + 219 WP_000813634.1 type II toxin-antitoxin system antitoxin CcdA Antitoxin
FEL01_RS27460 51520..51825 + 306 WP_001159868.1 type II toxin-antitoxin system toxin CcdB Toxin
FEL01_RS27465 51826..52632 + 807 WP_000016989.1 site-specific integrase -
FEL01_RS27480 54644..55399 + 756 WP_000852148.1 replication initiation protein RepE -

Associated MGEs

MGE
detail		 Similar
MGEs		 Relative
position		 MGE Type Cargo ARG Virulence gene Coordinates Length (bp)
- inside Non-Mobilizable plasmid - espP / stcE / exeE / exeG / hlyC / hlyA / hlyB / hlyD / toxB 1..95642 95642


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

>T125349 WP_001159868.1 NZ_CP040308:51520-51825 [Escherichia coli]
MQFKVYTYKRESRYRLFVDVQSDIIDTPGRRMVIPLASARLLSDKVSRELYPVVHIGDESWRMMTTDMASVPVSVIGEEV
ADLSHRENDIKNAINLMFWGI

Download         Length: 306 bp

>T125349 NZ_CP040308:51520-51825 [Escherichia coli]
ATGCAGTTTAAGGTTTACACCTATAAAAGAGAGAGCCGTTATCGTCTGTTTGTGGATGTACAGAGTGATATTATTGACAC
GCCCGGGCGACGGATGGTGATCCCCCTGGCCAGTGCACGTCTGCTGTCAGATAAAGTCTCCCGTGAACTTTACCCGGTGG
TGCATATCGGGGATGAAAGCTGGCGCATGATGACCACCGATATGGCCAGTGTGCCGGTCTCCGTTATCGGGGAAGAAGTG
GCTGATCTCAGCCACCGCGAAAATGACATCAAAAACGCCATTAACCTGATGTTCTGGGGAATATAA

Antitoxin


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

>AT125349 WP_000813634.1 NZ_CP040308:51300-51518 [Escherichia coli]
MKQRITVTVDSDSYQLLKAYDVNISGLVSTTMQNEARRLRAERWKAENQEGMAEVARFIEMNGSFADENRDW

Download         Length: 219 bp

>AT125349 NZ_CP040308:51300-51518 [Escherichia coli]
ATGAAGCAGCGTATTACAGTGACAGTTGACAGCGACAGCTATCAGTTGCTCAAGGCATATGATGTCAATATCTCCGGTCT
GGTAAGCACAACCATGCAGAATGAAGCCCGTCGTCTGCGTGCCGAACGCTGGAAAGCGGAAAATCAGGAAGGGATGGCTG
AGGTCGCCCGGTTTATTGAAATGAACGGCTCTTTTGCTGACGAGAACAGGGACTGGTGA

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

References