Mycobacteriophage Lysis Enzymes: Targeting the Mycobacterial Cell Envelope

Mycobacteriophages are viruses that specifically infect mycobacteria, which ultimately culminate in host cell death. Dedicated enzymes targeting the complex mycobacterial cell envelope arrangement have been identified in mycobacteriophage genomes, thus being potential candidates as antibacterial age...

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Main Authors: Maria João Catalão, Madalena Pimentel
Format: Article
Language:English
Published: MDPI AG 2018-08-01
Series:Viruses
Subjects:
Online Access:http://www.mdpi.com/1999-4915/10/8/428
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author Maria João Catalão
Madalena Pimentel
author_facet Maria João Catalão
Madalena Pimentel
author_sort Maria João Catalão
collection DOAJ
description Mycobacteriophages are viruses that specifically infect mycobacteria, which ultimately culminate in host cell death. Dedicated enzymes targeting the complex mycobacterial cell envelope arrangement have been identified in mycobacteriophage genomes, thus being potential candidates as antibacterial agents. These comprise lipolytic enzymes that target the mycolic acid-containing outer membrane and peptidoglycan hydrolases responsive to the atypical mycobacterial peptidoglycan layer. In the recent years, a remarkable progress has been made, particularly on the comprehension of the mechanisms of bacteriophage lysis proteins activity and regulation. Notwithstanding, information about mycobacteriophages lysis strategies is limited and is mainly represented by the studies performed with mycobacteriophage Ms6. Since mycobacteriophages target a specific group of bacteria, which include Mycobacterium tuberculosis responsible for one of the leading causes of death worldwide, exploitation of the use of these lytic enzymes demands a special attention, as they may be an alternative to tackle multidrug resistant tuberculosis. This review focuses on the current knowledge of the function of lysis proteins encoded by mycobacteriophages and their potential applications, which may contribute to increasing the effectiveness of antimycobacterial therapy.
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spelling doaj.art-3292781e2dfb4ba2a67feefdd807d8792022-12-21T17:56:51ZengMDPI AGViruses1999-49152018-08-0110842810.3390/v10080428v10080428Mycobacteriophage Lysis Enzymes: Targeting the Mycobacterial Cell EnvelopeMaria João Catalão0Madalena Pimentel1Research Institute for Medicines (iMed.ULisboa), Faculty of Pharmacy, Universidade de Lisboa, 1649-003 Lisboa, PortugalResearch Institute for Medicines (iMed.ULisboa), Faculty of Pharmacy, Universidade de Lisboa, 1649-003 Lisboa, PortugalMycobacteriophages are viruses that specifically infect mycobacteria, which ultimately culminate in host cell death. Dedicated enzymes targeting the complex mycobacterial cell envelope arrangement have been identified in mycobacteriophage genomes, thus being potential candidates as antibacterial agents. These comprise lipolytic enzymes that target the mycolic acid-containing outer membrane and peptidoglycan hydrolases responsive to the atypical mycobacterial peptidoglycan layer. In the recent years, a remarkable progress has been made, particularly on the comprehension of the mechanisms of bacteriophage lysis proteins activity and regulation. Notwithstanding, information about mycobacteriophages lysis strategies is limited and is mainly represented by the studies performed with mycobacteriophage Ms6. Since mycobacteriophages target a specific group of bacteria, which include Mycobacterium tuberculosis responsible for one of the leading causes of death worldwide, exploitation of the use of these lytic enzymes demands a special attention, as they may be an alternative to tackle multidrug resistant tuberculosis. This review focuses on the current knowledge of the function of lysis proteins encoded by mycobacteriophages and their potential applications, which may contribute to increasing the effectiveness of antimycobacterial therapy.http://www.mdpi.com/1999-4915/10/8/428mycobacteriophagesMs6endolysinsLysBlysismycobacteria
spellingShingle Maria João Catalão
Madalena Pimentel
Mycobacteriophage Lysis Enzymes: Targeting the Mycobacterial Cell Envelope
Viruses
mycobacteriophages
Ms6
endolysins
LysB
lysis
mycobacteria
title Mycobacteriophage Lysis Enzymes: Targeting the Mycobacterial Cell Envelope
title_full Mycobacteriophage Lysis Enzymes: Targeting the Mycobacterial Cell Envelope
title_fullStr Mycobacteriophage Lysis Enzymes: Targeting the Mycobacterial Cell Envelope
title_full_unstemmed Mycobacteriophage Lysis Enzymes: Targeting the Mycobacterial Cell Envelope
title_short Mycobacteriophage Lysis Enzymes: Targeting the Mycobacterial Cell Envelope
title_sort mycobacteriophage lysis enzymes targeting the mycobacterial cell envelope
topic mycobacteriophages
Ms6
endolysins
LysB
lysis
mycobacteria
url http://www.mdpi.com/1999-4915/10/8/428
work_keys_str_mv AT mariajoaocatalao mycobacteriophagelysisenzymestargetingthemycobacterialcellenvelope
AT madalenapimentel mycobacteriophagelysisenzymestargetingthemycobacterialcellenvelope