1. Mathies, R. A.; Lugtenburg, J. InMolecular Mechanisms of VisualTransduction;Stavenga, D. G., DeGrip, W. J., Pugh, E. N., Jr., Eds.; Elsevier: Amsterdam, The Netherlands, 2000; p 55.
2. Femtosecond dynamics of cis-trans isomerization in a visual pigment analog: isorhodopsin
3. Okada, T.; Tsujimoto, R.; Muraoka, M.; Funamoto, C. InGProtein-Coupled Receptors: Structure, Function and Ligand Screening;Haga, T., Takeda, S., Eds.; CRC Press: Boca Raton, FL, 2005; pp 245.
4. Nakamichi, H.; Okada, T. Photochem. Photobiol, published online,http://dx.doi.org/10.1562/2006-06-13-RA-920.
5. Crystal Structure of Rhodopsin: A G Protein-Coupled Receptor