In Vitro Synthesis of Peptidoglycan Precursors Modified with N-Acetylputrescine by Cyanophora paradoxa Cyanelle Envelope Membranes

AUTOR(ES)
FONTE

American Society for Microbiology

RESUMO

The photosynthetic organelles (cyanelles) of the protist Cyanophora paradoxa are surrounded by a peptidoglycan wall, modified through amidation with N-acetylputrescine. Cyanelle envelope membrane preparations were shown to catalyze the lipid-linked steps of peptidoglycan biosynthesis as well as the putrescinylation and subsequent acetylation, occurring at the stage of lipid I and/or lipid II.

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