Detailed information of TA system    

insolicoBioinformatically predicted

Overview


TA module


Type II Classification (family/domain) yafN-yafO (relBE)/YafO-YafN
Location 4091942..4092636 Replicon chromosome
Accession NZ_CP014642
Organism Escherichia coli strain BLK16

Toxin (Protein)


Gene name yafO Uniprot ID S1EXB8
Locus tag AYR48_RS20750 Protein ID WP_001263493.1
Coordinates 4092238..4092636 (+) Length 133 a.a.

Antitoxin (Protein)


Gene name yafN Uniprot ID S1FJN6
Locus tag AYR48_RS20745 Protein ID WP_000554757.1
Coordinates 4091942..4092235 (+) Length 98 a.a.

Genomic Context


Locus tag Coordinates Strand Size (bp) Protein ID Product Description
AYR48_RS20725 (4087582) 4087582..4088079 + 498 WP_000006260.1 REP-associated tyrosine transposase RayT -
AYR48_RS20730 (4088295) 4088295..4090007 - 1713 Protein_3792 flagellar biosynthesis protein FlhA -
AYR48_RS20735 (4089979) 4089979..4090764 + 786 WP_000207564.1 putative lateral flagellar export/assembly protein LafU -
AYR48_RS20740 (4090835) 4090835..4091890 + 1056 WP_001226164.1 DNA polymerase IV -
AYR48_RS20745 (4091942) 4091942..4092235 + 294 WP_000554757.1 type I toxin-antitoxin system antitoxin YafN Antitoxin
AYR48_RS20750 (4092238) 4092238..4092636 + 399 WP_001263493.1 type II toxin-antitoxin system mRNA interferase toxin YafO Toxin
AYR48_RS20755 (4092646) 4092646..4093098 + 453 WP_001059847.1 GNAT family N-acetyltransferase -
AYR48_RS20760 (4093344) 4093344..4093547 + 204 Protein_3798 RtcB family protein -
AYR48_RS20765 (4093546) 4093546..4094067 + 522 Protein_3799 peptide chain release factor H -
AYR48_RS20770 (4094124) 4094124..4095581 - 1458 WP_001293003.1 cytosol nonspecific dipeptidase -
AYR48_RS20775 (4095842) 4095842..4096300 + 459 WP_001291990.1 xanthine phosphoribosyltransferase -
- (4096896) 4096896..4096976 + 81 NuclAT_12 - -
- (4096896) 4096896..4096976 + 81 NuclAT_12 - -
- (4096896) 4096896..4096976 + 81 NuclAT_12 - -
- (4096896) 4096896..4096976 + 81 NuclAT_12 - -
AYR48_RS20780 (4096392) 4096392..4097636 + 1245 WP_000189541.1 esterase FrsA -

Associated MGEs


MGE
detail
Similar
MGEs
Relative
position
MGE Type Cargo ARG Virulence gene Coordinates Length (bp)
- inside Genomic island - gmhA/lpcA / yagV/ecpE / yagW/ecpD / yagX/ecpC / yagY/ecpB / yagZ/ecpA / ykgK/ecpR / fdeC 4073107..4130370 57263


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

(27-130)

Antitoxin


No domain identified.



Sequences


Toxin        


Download         Length: 133 a.a.        Molecular weight: 15472.83 Da        Isoelectric Point: 8.0949

>T61618 WP_001263493.1 NZ_CP014642:4092238-4092636 [Escherichia coli]
MRVFKTKLIRLQLTAEELDALTADFISYKRDGVLPDIFGRDALYDDSFTWPLIKFERVAHIHLANVNNPFPPQLRQFSRT
NDEAHLVYCQGAFDEQAWLLIAILKPEPHKQARDNNQMHKIGKMAEAFRMRF

Download         Length: 399 bp

>T61618 NZ_CP014642:4092238-4092636 [Escherichia coli]
ATGCGGGTATTCAAAACAAAACTTATTCGCCTGCAACTTACAGCAGAGGAACTTGATGCGTTAACGGCGGATTTTATTTC
CTATAAGCGTGACGGTGTTTTGCCAGATATATTTGGTCGCGATGCACTCTACGACGACTCGTTTACCTGGCCATTAATCA
AATTTGAGCGAGTTGCTCATATTCATCTGGCAAATGTGAATAATCCATTTCCGCCACAGTTGCGCCAATTCAGCAGAACG
AATGACGAAGCGCATTTGGTATATTGTCAGGGTGCGTTTGATGAGCAAGCATGGTTGCTCATTGCCATTCTGAAACCTGA
ACCTCATAAACAGGCTCGAGATAACAACCAAATGCATAAAATTGGGAAAATGGCAGAAGCGTTTCGCATGCGTTTTTGA

Antitoxin


Download         Length: 98 a.a.        Molecular weight: 11233.81 Da        Isoelectric Point: 5.9050

>AT61618 WP_000554757.1 NZ_CP014642:4091942-4092235 [Escherichia coli]
MHRILAEKSVNITELRKNPAKYFIDQPVAVLSNNRPAGYLLSASAFEALMDMLAEQEEKKPIKARFRPSAARLEEITRRA
EKYLNDMTDDDFNDFKE

Download         Length: 294 bp

>AT61618 NZ_CP014642:4091942-4092235 [Escherichia coli]
ATGCATCGAATTCTCGCTGAAAAATCGGTCAATATTACTGAGTTACGTAAAAACCCAGCTAAATACTTTATTGATCAACC
GGTTGCGGTTCTTTCTAATAATCGCCCCGCAGGATATCTCTTAAGTGCCAGCGCATTCGAAGCGTTAATGGACATGCTTG
CTGAACAAGAGGAGAAAAAGCCCATAAAGGCGCGCTTCCGTCCAAGTGCTGCAAGATTAGAGGAAATTACACGCCGAGCT
GAAAAATATCTTAATGATATGACGGATGATGATTTCAATGACTTTAAGGAATAA

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
AlphaFold DB S1EXB8


Antitoxin

Source ID Structure
AlphaFold DB S1FJN6

References