Abstract
A novel tri-unsaturated C25 highly branched isoprenoid (HBI) alkene has been identified in a laboratory culture of the diatom Navicula salinicola and its structure determined using a combination of NMR spectroscopy and gas chromatography–mass spectrometry (GC–MS). This represents the first report of a C25 HBI in a marine diatom from the Navicula genus, although a different tri-unsaturated C25 HBI has been reported previously in the freshwater species N. sclesvicensis and unspecified HBIs have been identified in the brackish N. phyllepta. The newly characterised HBI contains a relatively unusual conjugated diene sub-unit, a structural feature only previously reported in some HBIs biosynthesised by a further marine diatom, Haslea ostrearia.
Original language | English |
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Article number | 104050 |
Number of pages | 4 |
Journal | Organic Geochemistry |
Volume | 146 |
Early online date | 20 May 2020 |
DOIs | |
Publication status | Published - Aug 2020 |
Profiles
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Thomas Mock
- School of Environmental Sciences - Professor of Marine Microbiology
- Centre for Ecology, Evolution and Conservation - Member
- Centre for Ocean and Atmospheric Sciences - Member
- Environmental Biology - Member
- ClimateUEA - Member
Person: Member, Research Group Member, Research Centre Member, Academic, Teaching & Research
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Nikolai Pedentchouk
- School of Environmental Sciences - Associate Professor
- Environmental Biology - Member
- Geosciences - Member
- ClimateUEA - Member
Person: Member, Research Group Member, Academic, Teaching & Research