scholarly journals Exploration of the Effects of γ-Phosphate-Modified ATP Analogues on Histidine Kinase Autophosphorylation

Biochemistry ◽  
2018 ◽  
Vol 57 (29) ◽  
pp. 4368-4373 ◽  
Author(s):  
Olivia M. Chase ◽  
Adeline Espinasse ◽  
Kaelyn E. Wilke ◽  
Erin E. Carlson
2020 ◽  
Vol 15 (5) ◽  
pp. 1252-1260
Author(s):  
Adeline Espinasse ◽  
Xuelan Wen ◽  
Jason D. Goodpaster ◽  
Erin E. Carlson

Biomolecules ◽  
2021 ◽  
Vol 11 (7) ◽  
pp. 938
Author(s):  
Juan Cruz Almada ◽  
Ana Bortolotti ◽  
Jean Marie Ruysschaert ◽  
Diego de Mendoza ◽  
María Eugenia Inda ◽  
...  

DesK is a Histidine Kinase that allows Bacillus subtilis to maintain lipid homeostasis in response to changes in the environment. It is located in the membrane, and has five transmembrane helices and a cytoplasmic catalytic domain. The transmembrane region triggers the phosphorylation of the catalytic domain as soon as the membrane lipids rigidify. In this research, we study how transmembrane inter-helical interactions contribute to signal transmission; we designed a co-expression system that allows studying in vivo interactions between transmembrane helices. By Alanine-replacements, we identified a group of polar uncharged residues, whose side chains contain hydrogen-bond donors or acceptors, which are required for the interaction with other DesK transmembrane helices; a particular array of H-bond- residues plays a key role in signaling, transmitting information detected at the membrane level into the cell to finally trigger an adaptive response.


2019 ◽  
Vol 15 (3) ◽  
pp. 315-326 ◽  
Author(s):  
Jessal J. Patel ◽  
Lucie E. Bourne ◽  
José Luis Millán ◽  
Timothy R. Arnett ◽  
Vicky E. MacRae ◽  
...  

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