Light absorbing proteins and protein prosthetic groups found in certain microorganisms. Some microbial photoreceptors initiate specific chemical reactions which signal a change in the environment, while others generate energy by pumping specific ions across a cellular membrane.

Synonyms: 0, Photoreceptor, Microbial, Photoreceptors, Microbial, Microbial Photoreceptor, Microbial Photoreceptors