Arabidopsis cytochrome b5 proteins support fatty acid ω-3 but not ω-6 desaturation | Synapse
February 2, 2026Open Access
Arabidopsis cytochrome b5 proteins support fatty acid ω-3 but not ω-6 desaturation
Key Points
The research aims to investigate the role of Arabidopsis cytochrome b5 proteins in fatty acid desaturation, specifically ω-3 and ω-6.
Examined cytochrome b5 protein activity in Arabidopsis plants
Analyzed fatty acid profiles associated with desaturation
Conducted experiments to assess membrane properties influenced by fatty acids
Confirmed that cytochrome b5 proteins facilitate ω-3 fatty acid desaturation
Found no support for ω-6 fatty acid desaturation by cytochrome b5 proteins
Demonstrated the impact of ω-3 fatty acids on membrane properties and cellular function
Abstract
Plant cytochrome b5 electron-transfer proteins work together to drive the formation of specific polyunsaturated fatty acids that shape membrane properties and cellular function.