enrichment of phototrophic sulfur bacteria from elkhorn slough
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Enrichment of phototrophic sulfur bacteria from Elkhorn Slough. Hopkins Microbiology Course 2010 Pacific Grove, CA. O 2. O 2. 870nm. Oxygenic Photosynthesis. H 2 O. Oxic. 660nm. Sulfidic. H 2 S. S 0. SO 4 2. Anoxygenic Photosynthesis. b chl . a. Organic C. b chl . e. dsrA. - PowerPoint PPT PresentationTRANSCRIPT
Enrichment ofphototrophic sulfur bacteria
from Elkhorn Slough
Hopkins Microbiology Course 2010Pacific Grove, CA
OxicSulfidic
Oxygenic Photosynthesis
Anoxygenic Photosynthesis
O2
OrganicC
28 mM SO42- H2SdsrA
H2O
O2
bchl. e
bchl. a
870nm
660nmH2SS0SO4
2
Sulfate Reduction
Physical Chemical Environment
Organism
Purple GreenLight 880 nm 660 nmH2S Concentration 1.2 mM 2.5 mMEnergy Conservation Photo Phosphorylation Photo Phosphorylation
Reducing PowerReverse Electron Transport
Greater Excitation of Rxn Center
Sulfur storage Inside and outside OutsideMotility Yes No (Maybe)
Isolation
Isolation
Thanks
Oxidation of H2S
Sulfur, SulfateOrganic carbon
Bacteriochlorophyll a/bBacteriochloropyll d/e
Purple Sulfur BacteriaGreen Sulfur Bacteria
Quinone Chemistry