4q6v
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LpoB C-terminal domain from Salmonella enterica (Sel-Met)
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Structural highlights
FunctionLPOB_SALTY Regulator of peptidoglycan synthesis that is essential for the function of penicillin-binding protein 1B (PBP1b) (By similarity). Publication Abstract from PubMedIn bacteria, the synthesis of the protective peptidoglycan sacculus is a dynamic process that is tightly regulated at multiple levels. Recently, the lipoprotein co-factor LpoB has been found essential for the in-vivo function of the major peptidoglycan synthase PBP1b in Enterobacteriaceae. Herein, we reveal the crystal structures of Salmonella enterica and Escherichia coli LpoB. The LpoB protein can be modeled as a ball and tether, consisting of a disordered N-terminal region, followed by a compact globular C-terminal domain. Taken together, our structural data allows us to propose a revised model for LpoB mediated regulation of peptidoglycan synthesis. Structural insights into the lipoprotein outer-membrane regulator of penicillin-binding protein 1B.,King DT, Lameignere E, Strynadka NC J Biol Chem. 2014 May 7. pii: jbc.M114.565879. PMID:24808177[1] From MEDLINE®/PubMed®, a database of the U.S. National Library of Medicine. References
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This page was last modified 11:18, 6 November 2024.