Detailed information of TA system    

insolicoBioinformatically predicted

Overview

TA module


Type II Classification (family/domain) ccdAB/CcdA(antitoxin)
Location 51302..51827 Replicon plasmid pZ866-1
Accession NZ_CP062767
Organism Escherichia coli O157:H7 strain Z866

Toxin (Protein)


Gene name ccdB Uniprot ID V0SSI5
Locus tag ILQ34_RS27835 Protein ID WP_001159868.1
Coordinates 51522..51827 (+) Length 102 a.a.

Antitoxin (Protein)


Gene name ccdA Uniprot ID S1PPD8
Locus tag ILQ34_RS27830 Protein ID WP_000813634.1
Coordinates 51302..51520 (+) Length 73 a.a.

Genomic Context

Locus tag Coordinates Strand Size (bp) Protein ID Product Description
ILQ34_RS27800 46585..46815 + 231 WP_010891288.1 hypothetical protein -
ILQ34_RS27805 46936..47676 + 741 WP_001066920.1 tyrosine-type recombinase/integrase -
ILQ34_RS27810 47961..48938 - 978 WP_000361615.1 RepB family plasmid replication initiator protein -
ILQ34_RS27815 49346..49546 - 201 WP_000708307.1 hypothetical protein -
ILQ34_RS27820 49543..50163 - 621 WP_001248529.1 hypothetical protein -
ILQ34_RS27825 50160..50843 - 684 WP_010891291.1 DNA-binding protein -
ILQ34_RS27830 51302..51520 + 219 WP_000813634.1 type II toxin-antitoxin system antitoxin CcdA Antitoxin
ILQ34_RS27835 51522..51827 + 306 WP_001159868.1 type II toxin-antitoxin system toxin CcdB Toxin
ILQ34_RS27840 51828..52634 + 807 WP_000016989.1 site-specific integrase -
ILQ34_RS27850 54532..54870 + 339 WP_071525396.1 RepB family plasmid replication initiator protein -
ILQ34_RS27855 55458..56624 + 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 Non-Mobilizable plasmid - espP / stcE / exeE / exeG / hlyC / hlyA / hlyB / hlyD / toxB 1..92793 92793


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

>T176381 WP_001159868.1 NZ_CP062767:51522-51827 [Escherichia coli O157:H7]
MQFKVYTYKRESRYRLFVDVQSDIIDTPGRRMVIPLASARLLSDKVSRELYPVVHIGDESWRMMTTDMASVPVSVIGEEV
ADLSHRENDIKNAINLMFWGI

Download         Length: 306 bp

>T176381 NZ_CP082796:c3906061-3905744 [Klebsiella pneumoniae]
ATGTTCAGATTGGTTGTGCATGTGGACGTTAAAAAGGAATTGCAAGCGCTTCCGCCCATTGTCCAGGCGAAGATGATCCG
GCAATTAGACAAGTTACGCCAAAATCCCACCGCGCTGAGAGAACCTGACAGTAAACCGCTGGGGCAGGGGCTATTTGAAA
TTCGTGCGTTAGGTTCGGTACAGGGGCGAGGGATCTACGTTTTTCAGCAAGGCAAGACGCTCTTTCTGCTACGGGTTTTT
GTCAAGAAAACGCAAAAAACCCCGTCATCGGAAATTCGCCTGGCGCTGAAGCGATTAGAGGAGATGCGCAATGAGTAA

Antitoxin


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

>AT176381 WP_000813634.1 NZ_CP062767:51302-51520 [Escherichia coli O157:H7]
MKQRITVTVDSDSYQLLKAYDVNISGLVSTTMQNEARRLRAERWKAENQEGMAEVARFIEMNGSFADENRDW

Download         Length: 219 bp

>AT176381 NZ_CP082796:c3905751-3905464 [Klebsiella pneumoniae]
ATGAGTAAAAAGATCATTGACTGGGATACGTTAAAAACAGAACTGCTTGGCCAGCCTGAGGTTCAGGCTGCATTCGATGC
GCAAGAACGTCAACAGCGATTACGTACTATGCTGGCGCAATGGCGCGAGCAGGCGGGGCTAACCCGAGCCCAGGTGGCGC
AGAGGATGGGGGTGAGTGCGCCGACGGTCTCCAGAATGGAAGCCAATATCACCCGCGCCAGTCTGGATACCTTAACGCGA
TACGCGTTAGCCTGCGGTATAAAGCACCCGCAAGTTTTACTTTACTAA

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