learning from purple photosynthetic bacteria – how to use solar energy to make fuels. london may...
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Learning from purple photosynthetic bacteria – how to use solar energy to
make fuels.Autumn in Glasgow
London May 2010
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Global Energy Consumption, 20014.66
2.89 2.98
0.285
1.24
0.286
0.92
0
1
2
3
4
5
TW
Oil Coal Biomass NuclearGas Hydro Renew
Total: 13.2 TW
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The essence of photosynthesis
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ATP synthase
ATPADP + Pi
H+
H+
H+
H+
LH2 LH1
RC
Light
Cyt c
Q
Q
Q
Q
Q
Q
e-
e-e-
B800
B850 B880
Cytochrome b/c1
Cytoplasm
Periplasm
QB
Q
Q A
Q B
System of pigments in RC
Photosynthetic system of purple bacteria in the intracytoplasmic membrane
Fe
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LH2 complex from Rps. acidophila
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Pigment organisation in LH2
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Artificial mimic of LH2
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The structure of the RC from Rb. sphaeroides
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Artificial RC triad
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LH2
APS
Cover glass 25m
40μm
LH2
25m
Various patterns can be formed with controlled UV-irradiation.
fluorescence intensity profile
Confirmation of dot patterning of LH2 complex
Confirmed the formation 25μm dot patterns of LH2 on glass substrate.
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This research has been funded by
BBSRC
EPSRC
DOE
HFSP
EU