photosynthesis without bacteriochlorophyll?

Michael F. Hynes hynes at acs.ucalgary.ca
Tue Apr 9 15:55:02 EST 1996

hua <hua at uh.edu> wrote:
>Please help!!!    Does anyone know if there is a photosynthetic mode of 
>metabolism in bacteria that occurs in the absence of bacteriochlorophyll 
>or even chlorophyll?
Yes in some of the halophilic Archaebacteria there is a mechanism
using bacteriorhodopsin which is essentially a light driven 
proton pump. This system is described in nearly every introductory
Microbiology text book (eg. Brock and Madigan) and most biochemistry
text books too


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