Sperm capacitation is associated with phosphorylation of the testis-specific radial spoke protein Rsph6a†.
Paudel B, Gervasi MG, Porambo J, Caraballo DA, Tourzani DA, Mager J, Platt MD, Salicioni AM, Visconti PE. Biol Reprod. 2019 Feb 1; 100(2):440-454.