2014
Ernst OP, Lodowski DT, Elstner M, Hegemann P, Brown LS, Kandori H. Microbial
and animal rhodopsins: structures, functions, and molecular mechanisms. Chem Rev.
2014 Jan 8;114(1):126-63. doi: 10.1021/cr4003769. Epub 2013 Dec 23. PubMed PMID:
24364740. http://pubs.acs.org/doi/abs/10.1021/cr4003769