127

Detailed information of TA system    

experimentalExperimentally validated    

Overview


TA module


Type II Classification (family/domain) higBA (relBE)/Xre-RelE
Location 3550374..3551044 Replicon chromosome
Accession NC_000962
Organism Mycobacterium tuberculosis H37Rv

Toxin (Protein)


Gene name higB Uniprot ID O53332
Locus tag Rv3182 Protein ID 15610318
Coordinates 3550374..3550718 (+) Length 115 a.a.

Antitoxin (Protein)


Gene name higA Uniprot ID O53333
Locus tag Rv3183 Protein ID 15610319
Coordinates 3550715..3551044 (+) Length 110 a.a.

Genomic Context


Locus tag Coordinates Strand Size (bp) Protein ID Product Description
Rv3177 3545447..3546307 + 861 NP_217693.1 peroxidase -
Rv3178 3546438..3546797 + 360 NP_217694.1 nitroreductase -
Rv3178a 3547037..3547330 + 294 YP_009030043.1 hypothetical protein -
Rv3179 3547618..3548907 + 1290 NP_217695.1 hypothetical protein -
Rv3180c 3549254..3549688 - 435 NP_217696.1 ribonuclease VapC45 -
Rv3181c 3549691..3550143 - 453 NP_217697.1 antitoxin VapB45 -
Rv3182 3550374..3550718 + 345 NP_217698.1 hypothetical protein Toxin
Rv3183 3550715..3551044 + 330 NP_217699.1 transcriptional regulator Antitoxin
Rv3188 3554298..3554645 + 348 NP_217704.1 hypothetical protein -
Rv3189 3554642..3555262 + 621 NP_217705.1 hypothetical protein -

Associated MGEs


MGE
detail
Similar
MGEs
Relative
position
MGE Type Cargo ARG Virulence gene Coordinates Length (bp)
inside Prophage - - 3547618..3580495 32877


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

(12-103)

Antitoxin

(38-91)


Sequences


Toxin        


Download         Length: 115 a.a.        Molecular weight: 12692.50 Da        Isoelectric Point: 5.6920

>T127 15610318 NC_000962:3550374-3550718 [Mycobacterium tuberculosis H37Rv]
MAVILLPQVERWFFALNRDAMASVTGAIDLLEMEGPTLGRPVVDKVNDSTFHNMKELRPAGTSIRILFAFDPARQAILLL
GGDKAGNWKRWYDNNIPIADQRSENWLASEHGGG

Download         Length: 345 bp

>T127 NC_000962:3550374-3550718 [Mycobacterium tuberculosis H37Rv]
TTGGCCGTGATCCTGCTCCCGCAGGTCGAACGGTGGTTCTTCGCGCTCAACAGGGATGCGATGGCCTCGGTCACCGGCGC
CATCGACCTGCTCGAAATGGAGGGGCCGACGTTGGGCCGCCCGGTGGTCGACAAAGTGAACGACTCAACGTTTCACAACA
TGAAGGAGCTGCGCCCCGCCGGCACCAGCATCCGGATCCTGTTCGCCTTCGACCCGGCCCGGCAGGCGATCCTGCTGCTG
GGCGGTGACAAGGCAGGCAACTGGAAACGCTGGTACGACAACAACATTCCAATCGCTGACCAGCGCTCCGAGAACTGGCT
GGCGAGCGAGCACGGAGGTGGATGA

Antitoxin


Download         Length: 110 a.a.        Molecular weight: 11802.46 Da        Isoelectric Point: 7.4051

>AT127 15610319 NC_000962:3550715-3551044 [Mycobacterium tuberculosis H37Rv]
MTMARNWRDIRADAVAQGRVDLQRAAVAREEMRDAVLAHRLAEIRKALGHARQADVAALMGVSQARVSKLESGDLSHTEL
GTLQAYVAALGGHLRIVAEFGENTVELTA

Download         Length: 330 bp

>AT127 NC_000962:3550715-3551044 [Mycobacterium tuberculosis H37Rv]
ATGACCATGGCCCGCAACTGGCGTGACATTCGCGCCGATGCCGTCGCGCAGGGCCGCGTGGATCTGCAGCGGGCCGCCGT
GGCACGCGAGGAGATGCGCGATGCCGTCCTGGCGCACCGCCTGGCCGAGATCCGCAAGGCGCTAGGCCACGCACGTCAGG
CCGACGTCGCGGCGCTGATGGGGGTCTCTCAGGCCCGTGTCTCCAAGCTGGAGAGCGGCGACCTGTCCCACACCGAACTC
GGCACCCTGCAGGCCTACGTTGCCGCCCTGGGCGGGCACCTGCGCATCGTCGCTGAGTTCGGCGAAAATACTGTCGAGCT
GACCGCCTGA

Similar Proteins


Only experimentally validated proteins are listed.

Protein Organism Identities (%) Coverage (%) Ha-value
T10050 Mycobacterium tuberculosis H37Rv

50.505

86.842

0.439

T10169 Acinetobacter baumannii

44.545

96.491

0.43


Multiple sequence alignment    


Protein Organism Identities (%) Coverage (%) Ha-value
AT10050 Mycobacterium tuberculosis H37Rv

42.991

100

0.455


Multiple sequence alignment    




Structures


Toxin

Source ID Structure
AlphaFold DB O53332


Antitoxin

Source ID Structure
AlphaFold DB O53333

References


(1) Jin-Young Park et al. (2020) Induced DNA bending by unique dimerization of HigA antitoxin. IUCrJ 7(Pt 4):748-760. [PubMed:32695421] 3D_structure


3D_structure protein structure literature