Projects per year
Abstract
• The eukaryotic flagellum/cilium is a prominent organelle with conserved structure and diverse functions. Euglena gracilis, a photosynthetic and highly adaptable protist, employs its flagella for both locomotion and environmental sensing.
• Using proteomics of isolated E. gracilis flagella we identify nearly 1700 protein groups, which challenges previous estimates of the protein complexity of motile eukaryotic flagella.
• We identified several unexpected similarities shared with mammalian flagella, including an entire glycolytic pathway and proteasome but also document a vast array of flagella-based signal transduction components that coordinate gravitaxis and phototactic motility. By contrast the pellicle was found to consist of over 900 protein groups, containing additional structural and signaling components.
• Our data identify significant adaptations within the E. gracilis flagellum, many of which are clearly linked to the highly flexible lifestyle.
• Using proteomics of isolated E. gracilis flagella we identify nearly 1700 protein groups, which challenges previous estimates of the protein complexity of motile eukaryotic flagella.
• We identified several unexpected similarities shared with mammalian flagella, including an entire glycolytic pathway and proteasome but also document a vast array of flagella-based signal transduction components that coordinate gravitaxis and phototactic motility. By contrast the pellicle was found to consist of over 900 protein groups, containing additional structural and signaling components.
• Our data identify significant adaptations within the E. gracilis flagellum, many of which are clearly linked to the highly flexible lifestyle.
Original language | English |
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Pages (from-to) | 1323-1336 |
Number of pages | 14 |
Journal | New Phytologist |
Volume | 232 |
Issue number | 3 |
Early online date | 22 Jul 2021 |
DOIs | |
Publication status | Published - Nov 2021 |
Keywords
- cilia
- Euglena
- evolution
- flagella
- pellicle
- proteomics
ASJC Scopus subject areas
- Physiology
- Plant Science
Fingerprint
Dive into the research topics of 'The distinctive flagellar proteome of Euglena gracilis illuminates the complexities of protistan flagella adaptation'. Together they form a unique fingerprint.Projects
- 2 Finished
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A Systems Approach for Understanding Cell Surface Dynamics in Trypanosomes (Investigator Award)
Field, M. (Investigator)
1/10/17 → 31/03/24
Project: Research
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Global Mechanisms for Control of the Trypanosome Proteome: Defining the Composition, Origins and Roles of Cullin E3 Ligases
Field, M. (Investigator)
1/01/17 → 31/12/19
Project: Research
Equipment
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Fingerprints Proteomics Facility
Centre for Advanced Scientific TechnologiesFacility/equipment: Facility