Algae:Euglena
From Metabolomics.JP
Structure
- cell length 50 μm, diameter 10 μm
- nucleus (diameter) 2 μm
- 45-50 chromosomes
- heterochromatin 60 %, interchromatin 24 %, euchromatin 16 %
- high RNA/DNA ratio of 0.4-2.1
- high protein/DNA ratio of 4.5
The size of E. gracilis increases under B12 depletion.
- glyoxysome under acetate or ethanol growth
- peroxysome under aerobic photoautotrophic growth
- adjustable circadian rhythm
- NADP+ correlates with photosynthesis
- NAD+ correlates respiration
Constituents
| body part | constituents (%) | details |
|---|---|---|
| pellicle | proteins 68.7 | |
| lipids 17.9 | ||
| carbohydrates 13.5 | rhamnose 25.3, xylose 21.1, fucose 20.4, arabinose 10.7, galactose 7.7, mannose 5.5, glucose 4.8, glucosamine 3.4, uronate 1.2 | |
| flagella | glycoproteins | xylose (xyloglycorien) |
| lipids | phosphatidyl ethanolamine | |
| paraflagellar body eyespot |
caroteno-proteins, flavo-proteins | |
| mitochondria | ||
| 10 chloroplasts | pilenoid | |
