Peptidoglycan recognition proteins (PGRPs) are innate immunity molecules present in most invertebrate and vertebrate animals, but not in plants. Insects have up to 19 PGRPs, classified into short ...

The lytic activity of some peptidoglycan hydrolases (called autolysins) is potentially lethal and can lead to cell lysis and death. How bacteria control autolytic activities is poorly understood. I am ...