Each rhodopsin molecule binds its own arrestin.
Hanson SM, Gurevich EV, Vishnivetskiy SA, Ahmed MR, Song X, Gurevich VV.
Hanson SM, et al. Among authors: gurevich vv, gurevich ev.
Proc Natl Acad Sci U S A. 2007 Feb 27;104(9):3125-8. doi: 10.1073/pnas.0610886104. Epub 2007 Feb 20.
Proc Natl Acad Sci U S A. 2007.
PMID: 17360618
Free PMC article.