Detailed information of TA system    

experimentalExperimentally validated    

Overview


TA module


Type II Classification (family/domain) mazEF/-
Location 1686271..1686887 Replicon chromosome
Accession NC_000962
Organism Mycobacterium tuberculosis H37Rv

Toxin (Protein)


Gene name mazF Uniprot ID P9WII5
Locus tag Rv1495 Protein ID NP_216011.1
Coordinates 1686570..1686887 (+) Length 106 a.a.

Antitoxin (Protein)


Gene name mazE Uniprot ID P9WJ91
Locus tag Rv1494 Protein ID NP_216010.1
Coordinates 1686271..1686573 (+) Length 101 a.a.

Genomic Context


Locus tag Coordinates Strand Size (bp) Protein ID Product Description

Associated MGEs


MGE
detail
Similar
MGEs
Relative
position
MGE Type Cargo ARG Virulence gene Coordinates Length (bp)


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

(6-99)

Antitoxin


No domain identified.



Sequences


Toxin        


Download         Length: 106 a.a.        Molecular weight: 11377.97 Da        Isoelectric Point: 7.9950

>T95 NP_216011.1 NC_000962:1686570-1686887 [Mycobacterium tuberculosis H37Rv]
VNAPLRGQVYRCDLGYGAKPWLIVSNNARNRHTADVVAVRLTTTRRTIPTWVAMGPSDPLTGYVNADNIETLGKDELGDY
LGEVTPATMNKINTALATALGLPWP

Download         Length: 318 bp

>T95 NC_000962:1686570-1686887 [Mycobacterium tuberculosis H37Rv]
GTGAACGCGCCGTTGCGTGGTCAGGTCTATCGATGCGACCTCGGATACGGGGCCAAACCGTGGCTCATCGTCTCCAACAA
CGCCCGCAACCGTCACACCGCCGACGTGGTGGCTGTGCGCCTGACAACAACGCGGAGAACCATACCGACCTGGGTCGCCA
TGGGCCCCAGCGATCCATTGACCGGATACGTCAACGCGGACAACATCGAGACCCTCGGCAAAGACGAGCTCGGTGACTAC
CTCGGTGAGGTCACGCCGGCGACGATGAACAAAATCAACACGGCGCTCGCGACCGCGCTGGGGCTACCGTGGCCATGA

Antitoxin


Download         Length: 101 a.a.        Molecular weight: 11173.42 Da        Isoelectric Point: 9.5564

>AT95 NP_216010.1 NC_000962:1686271-1686573 [Mycobacterium tuberculosis H37Rv]
VPFLVALSGIISGVRDHSMTVRLDQQTRQRLQDIVKGGYRSANAAIVDAINKRWEALHDEQLDAAYAAAIHDNPAYPYES
EAERSAARARRNARQQRSAQ

Download         Length: 303 bp

>AT95 NC_000962:1686271-1686573 [Mycobacterium tuberculosis H37Rv]
GTGCCGTTTCTGGTTGCATTATCCGGTATCATCTCGGGCGTGCGTGATCATTCGATGACCGTGCGGCTCGACCAGCAAAC
TCGCCAGCGCCTGCAAGACATTGTGAAAGGCGGATACCGGAGCGCTAATGCGGCGATCGTCGACGCCATCAACAAGCGCT
GGGAGGCGCTACACGATGAGCAACTCGACGCCGCCTACGCGGCCGCGATCCATGACAATCCGGCGTACCCGTACGAGTCT
GAGGCCGAACGGAGCGCCGCGCGGGCCCGGCGCAACGCCAGGCAGCAGCGCTCGGCACAGTGA

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 5XE2
PDB 5XE3


Antitoxin

Source ID Structure
PDB 5XE3
AlphaFold DB P9WJ91

References


(1) Holly R Ramage et al. (2009) Comprehensive functional analysis of Mycobacterium tuberculosis toxin-antitoxin systems: implications for pathogenesis, stress responses, and evolution. PLoS Genetics 5(12):e1000767. [PubMed:20011113] experimental

(2) Do-Hwan Ahn et al. (2017) Structural analyses of the MazEF4 toxin-antitoxin pair in Mycobacterium tuberculosis provide evidence for a unique extracellular death factor. The Journal of Biological Chemistry 292(46):18832-18847. [PubMed:28972145] 3D_structure


experimental experimental literature
3D_structure protein structure literature